\n\t\t\t`}render(){this.innerHTML="",this._shadowRoot=this.attachShadow({mode:"closed"}),this.options.id?this._shadowRoot.innerHTML=this.template:this._shadowRoot.innerHTML="网易云歌曲ID未填写！"}}window.customElements.define("joe-music",t);class e extends HTMLElement{constructor(){super(),this.options={icon:this.getAttribute("icon")||"fa-download",href:this.getAttribute("href")||"#",type:/^secondary$|^success$|^warning$|^error$|^info$/.test(this.getAttribute("type"))?this.getAttribute("type"):"secondary",content:this.innerHTML.trim().replace(/^( )|( )$/g,"")||"标签按钮"},this.render()}get template(){return`\n \n ${this.options.content}\n \n `}render(){this.innerHTML=this.template}}window.customElements.define("joe-anote",e);class i extends HTMLElement{constructor(){super(),this.options={icon:this.getAttribute("icon")||"",color:this.getAttribute("color")||"#ff6800",href:this.getAttribute("href")||"#",radius:this.getAttribute("radius")||"17.5px",content:this.innerHTML.trim().replace(/^( )|( )$/g,"")||"多彩按钮"},this.render()}get template(){return`\n \n ${this.options.content}\n \n `}render(){this.innerHTML=this.template}}window.customElements.define("joe-abtn",i);class n extends HTMLElement{constructor(){super(),this.options={src:this.getAttribute("src"),player:this.getAttribute("player")},this.render()}get template(){return`\n \n `}render(){this.options.src?this.innerHTML=this.template:this.innerHTML="播放地址未填写！"}}window.customElements.define("joe-dplayer",n);class s extends HTMLElement{constructor(){super(),this.options={bvid:this.getAttribute("bvid")},this.render()}get template(){return`\n \n `}render(){this.options.bvid?this.innerHTML=this.template:this.innerHTML="Bvid未填写！"}}window.customElements.define("joe-bilibili",s);class o extends HTMLElement{constructor(){super(),this.options={content:this.innerHTML.trim().replace(/^( )|( )$/g,"")||"居中标题"},this.render()}get template(){return`\n
\n ${this.options.content} \n
\n `}render(){this.innerHTML=this.template}}window.customElements.define("joe-mtitle",o);class r extends HTMLElement{constructor(){super(),this.options={text:this.getAttribute("text")||"默认文本",content:this.innerHTML.trim().replace(/^( )|( )$/g,"")||"点击复制"},this.render()}get template(){return`${this.options.content}`}render(){this.innerHTML=this.template,this.event()}event(){this.$copy=this.querySelector(".joe_detail__article-copy"),new ClipboardJS(this.$copy,{text:()=>this.options.text}).on("success",()=>Qmsg.success("复制成功！"))}}window.customElements.define("joe-copy",r);class a extends HTMLElement{constructor(){super(),this.options={type:/^success$|^info$|^warning$|^error$/.test(this.getAttribute("type"))?this.getAttribute("type"):"info",content:this.innerHTML.trim().replace(/^( )|( )$/g,"")||"提示内容"},this.render()}get template(){return`\n\t\t\t\t
\n\t\t\t\t\t\n\t\t\t\t\t
${this.options.content}
\n\t\t\t\t
\n\t\t\t`}render(){this.innerHTML=this.template}}window.customElements.define("joe-message",a);class h extends HTMLElement{constructor(){super(),this.options={width:this.getAttribute("width")||"100%",label:this.getAttribute("label")||"默认标题",content:this.innerHTML.trim().replace(/^( )|( )$/g,"")||"默认内容"},this.render()}get template(){return`\n
\n
${this.options.label}
\n
${this.options.content}
\n
\n `}render(){this.innerHTML=this.template}}window.customElements.define("joe-card",h);class l extends HTMLElement{constructor(){super(),this.options={content:this.innerHTML.trim().replace(/^( )|( )$/g,"")||"默认隐藏的内容"},this.render()}render(){this.innerHTML=this.options.content}}window.customElements.define("joe-show",l);class c extends HTMLElement{constructor(){super(),this.options={id:this.getAttribute("id"),width:this.getAttribute("width")||"100%",height:this.getAttribute("height")||"450px",autoplay:this.getAttribute("autoplay")?1:0},this.render()}get template(){return`\n \n
\n \n
\n `}render(){this.innerHTML="",this._shadowRoot=this.attachShadow({mode:"closed"}),this.options.id?this._shadowRoot.innerHTML=this.template:this._shadowRoot.innerHTML="网易云歌单ID未填写！"}}window.customElements.define("joe-mlist",c);class d extends HTMLElement{constructor(){super(),this.render()}get template(){return'\n \n
\n 此处内容作者设置了 回复 可见\n
\n '}render(){this.innerHTML="",this._shadowRoot=this.attachShadow({mode:"closed"}),this._shadowRoot.innerHTML=this.template,this.event()}event(){this.$button=this._shadowRoot.querySelector("i"),this.$button.addEventListener("click",()=>{const t=$(".joe_comment").offset().top-$(".joe_header").height()-15;window.scrollTo({top:t,behavior:"smooth"})})}}window.customElements.define("joe-hide",d)});
\ No newline at end of file
+document.addEventListener("DOMContentLoaded",()=>{class t extends HTMLElement{constructor(){super(),this.options={id:this.getAttribute("id"),width:this.getAttribute("width")||"100%",autoplay:this.getAttribute("autoplay")?1:0},this.render()}get template(){return`\n\t\t\t\t\n\t\t\t\t\n\t\t\t`}render(){this.innerHTML="",this._shadowRoot=this.attachShadow({mode:"closed"}),this.options.id?this._shadowRoot.innerHTML=this.template:this._shadowRoot.innerHTML="网易云歌单ID未填写！"}}window.customElements.define("joe-mlist",t);class e extends HTMLElement{constructor(){super(),this.options={id:this.getAttribute("id"),width:this.getAttribute("width")||"100%",height:this.getAttribute("height")||"86px",autoplay:this.getAttribute("autoplay")?1:0},this.render()}get template(){return`\n\t\t\t\t\n\t\t\t\t
\n\t\t\t\t\t\n\t\t\t\t
\n\t\t\t`}render(){this.innerHTML="",this._shadowRoot=this.attachShadow({mode:"closed"}),this.options.id?this._shadowRoot.innerHTML=this.template:this._shadowRoot.innerHTML="网易云歌曲ID未填写！"}}window.customElements.define("joe-music",e);class i extends HTMLElement{constructor(){super(),this.options={icon:this.getAttribute("icon")||"fa-download",href:this.getAttribute("href")||"#",type:/^secondary$|^success$|^warning$|^error$|^info$/.test(this.getAttribute("type"))?this.getAttribute("type"):"secondary",content:this.innerHTML.trim().replace(/^( )|( )$/g,"")||"标签按钮"},this.render()}get template(){return`\n \n ${this.options.content}\n \n `}render(){this.innerHTML=this.template}}window.customElements.define("joe-anote",i);class n extends HTMLElement{constructor(){super(),this.options={icon:this.getAttribute("icon")||"",color:this.getAttribute("color")||"#ff6800",href:this.getAttribute("href")||"#",radius:this.getAttribute("radius")||"17.5px",content:this.innerHTML.trim().replace(/^( )|( )$/g,"")||"多彩按钮"},this.render()}get template(){return`\n \n ${this.options.content}\n \n `}render(){this.innerHTML=this.template}}window.customElements.define("joe-abtn",n);class s extends HTMLElement{constructor(){super(),this.options={src:this.getAttribute("src"),player:this.getAttribute("player")},this.render()}get template(){return`\n \n `}render(){this.options.src?this.innerHTML=this.template:this.innerHTML="播放地址未填写！"}}window.customElements.define("joe-dplayer",s);class o extends HTMLElement{constructor(){super(),this.options={bvid:this.getAttribute("bvid")},this.render()}get template(){return`\n \n `}render(){this.options.bvid?this.innerHTML=this.template:this.innerHTML="Bvid未填写！"}}window.customElements.define("joe-bilibili",o);class r extends HTMLElement{constructor(){super(),this.options={content:this.innerHTML.trim().replace(/^( )|( )$/g,"")||"居中标题"},this.render()}get template(){return`\n
\n ${this.options.content} \n
\n `}render(){this.innerHTML=this.template}}window.customElements.define("joe-mtitle",r);class a extends HTMLElement{constructor(){super(),this.options={text:this.getAttribute("text")||"默认文本",content:this.innerHTML.trim().replace(/^( )|( )$/g,"")||"点击复制"},this.render()}get template(){return`${this.options.content}`}render(){this.innerHTML=this.template,this.event()}event(){this.$copy=this.querySelector(".joe_detail__article-copy"),new ClipboardJS(this.$copy,{text:()=>this.options.text}).on("success",()=>Qmsg.success("复制成功！"))}}window.customElements.define("joe-copy",a);class h extends HTMLElement{constructor(){super(),this.options={type:/^success$|^info$|^warning$|^error$/.test(this.getAttribute("type"))?this.getAttribute("type"):"info",content:this.innerHTML.trim().replace(/^( )|( )$/g,"")||"提示内容"},this.render()}get template(){return`\n\t\t\t\t
\n\t\t\t\t\t\n\t\t\t\t\t
${this.options.content}
\n\t\t\t\t
\n\t\t\t`}render(){this.innerHTML=this.template}}window.customElements.define("joe-message",h);class l extends HTMLElement{constructor(){super(),this.options={width:this.getAttribute("width")||"100%",label:this.getAttribute("label")||"默认标题",content:this.innerHTML.trim().replace(/^( )|( )$/g,"")||"默认内容"},this.render()}get template(){return`\n
\n
${this.options.label}
\n
${this.options.content}
\n
\n `}render(){this.innerHTML=this.template}}window.customElements.define("joe-card",l);class c extends HTMLElement{constructor(){super(),this.options={content:this.innerHTML.trim().replace(/^( )|( )$/g,"")||"默认隐藏的内容"},this.render()}render(){this.innerHTML=this.options.content}}window.customElements.define("joe-show",c);class d extends HTMLElement{constructor(){super(),this.render()}get template(){return'\n \n
+ `,
+ confirm: () => {
+ const id = $(".cm-modal input[name='id']").val();
+ const width = $(".cm-modal input[name='width']").val() || '100%';
+ const autoplay = $(".cm-modal select[name='autoplay']").val();
+ const str = `{music-list id="${id}" width="${width}" ${autoplay === '1' ? 'autoplay ' : ''}/}\n`;
+ if (this._getLineCh(cm)) this._replaceSelection(cm, '\n' + str);
+ else this._replaceSelection(cm, str);
+ cm.focus();
+ }
+ });
+ }
}
diff --git a/typecho/write/js/_create.js b/typecho/write/js/_create.js
index a9972de..80aa017 100644
--- a/typecho/write/js/_create.js
+++ b/typecho/write/js/_create.js
@@ -2,9 +2,15 @@ const parser = new HyperDown();
export default function createPreviewHtml(str) {
str = parser.makeHtml(str);
- str = str.replace(/{x}/g, '')
- str = str.replace(/{ }/g, '')
+ /* 任务 - 完成 */
+ str = str.replace(/{x}/g, '');
+ /* 任务 - 未完成 */
+ str = str.replace(/{ }/g, '');
+
+ /* 网易云 - 歌单 */
+ str = str.replace(/{music-list([^\/})]*)\/}/g, '');
+
$('.cm-preview-content').html(str);
$('.cm-preview-content pre code').each((i, el) => Prism.highlightElement(el));
}
diff --git a/typecho/write/js/_tools.js b/typecho/write/js/_tools.js
index 0a36f4f..e194105 100644
--- a/typecho/write/js/_tools.js
+++ b/typecho/write/js/_tools.js
@@ -1,132 +1,137 @@
export default [
- {
- type: 'undo',
- title: '撤销',
- innerHTML: ''
- },
- {
- type: 'redo',
- title: '重做',
- innerHTML: ''
- },
- {
- type: 'bold',
- title: '加粗',
- innerHTML: ''
- },
- {
- type: 'italic',
- title: '倾斜',
- innerHTML: ''
- },
- {
- type: 'delete',
- title: '删除',
- innerHTML: ''
- },
- {
- type: 'code-inline',
- title: '行内代码',
- innerHTML: ''
- },
- {
- type: 'indent',
- title: '缩进',
- innerHTML: ''
- },
- {
- type: 'hr',
- title: '横线',
- innerHTML: ''
- },
- {
- type: 'quote',
- title: '引用',
- innerHTML: ''
- },
- {
- type: 'title',
- title: '标题',
- innerHTML: ''
- },
- {
- type: 'ordered-list',
- title: '有序列表',
- innerHTML: ''
- },
- {
- type: 'unordered-list',
- title: '无序列表',
- innerHTML: ''
- },
- {
- type: 'link',
- title: '超链接',
- innerHTML: ''
- },
- {
- type: 'image',
- title: '插入图片',
- innerHTML: ''
- },
- {
- type: 'character',
- title: '实体符号',
- innerHTML: ''
- },
- {
- type: 'table',
- title: '表格',
- innerHTML: ''
- },
- {
- type: 'emoji',
- title: '符号表情',
- innerHTML: ''
- },
- {
- type: 'task-no',
- title: '任务 - 未完成',
- innerHTML: ''
- },
- {
- type: 'task-yes',
- title: '任务 - 已完成',
- innerHTML: ''
- },
- {
- type: 'code-block',
- title: '代码块',
- innerHTML: ''
- },
- {
- type: 'time',
- title: '当前时间',
- innerHTML: ''
- },
- {
- type: 'clean',
- title: '清屏',
- innerHTML: ''
- },
- {
- type: 'download',
- title: '下载',
- innerHTML: ''
- },
- {
- type: 'fullScreen',
- title: '全屏/取消全屏',
- innerHTML: ''
- },
- {
- type: 'publish',
- title: '发布文章',
- innerHTML: ''
- },
- {
- type: 'about',
- title: '关于',
- innerHTML: ''
- }
+ {
+ type: 'undo',
+ title: '撤销',
+ innerHTML: ''
+ },
+ {
+ type: 'redo',
+ title: '重做',
+ innerHTML: ''
+ },
+ {
+ type: 'bold',
+ title: '加粗',
+ innerHTML: ''
+ },
+ {
+ type: 'italic',
+ title: '倾斜',
+ innerHTML: ''
+ },
+ {
+ type: 'delete',
+ title: '删除',
+ innerHTML: ''
+ },
+ {
+ type: 'code-inline',
+ title: '行内代码',
+ innerHTML: ''
+ },
+ {
+ type: 'indent',
+ title: '缩进',
+ innerHTML: ''
+ },
+ {
+ type: 'hr',
+ title: '横线',
+ innerHTML: ''
+ },
+ {
+ type: 'quote',
+ title: '引用',
+ innerHTML: ''
+ },
+ {
+ type: 'title',
+ title: '标题',
+ innerHTML: ''
+ },
+ {
+ type: 'ordered-list',
+ title: '有序列表',
+ innerHTML: ''
+ },
+ {
+ type: 'unordered-list',
+ title: '无序列表',
+ innerHTML: ''
+ },
+ {
+ type: 'link',
+ title: '超链接',
+ innerHTML: ''
+ },
+ {
+ type: 'image',
+ title: '插入图片',
+ innerHTML: ''
+ },
+ {
+ type: 'character',
+ title: '实体符号',
+ innerHTML: ''
+ },
+ {
+ type: 'table',
+ title: '表格',
+ innerHTML: ''
+ },
+ {
+ type: 'emoji',
+ title: '符号表情',
+ innerHTML: ''
+ },
+ {
+ type: 'task-no',
+ title: '任务 - 未完成',
+ innerHTML: ''
+ },
+ {
+ type: 'task-yes',
+ title: '任务 - 已完成',
+ innerHTML: ''
+ },
+ {
+ type: 'netease-list',
+ title: '网易云列表',
+ innerHTML: ''
+ },
+ {
+ type: 'code-block',
+ title: '代码块',
+ innerHTML: ''
+ },
+ {
+ type: 'time',
+ title: '当前时间',
+ innerHTML: ''
+ },
+ {
+ type: 'clean',
+ title: '清屏',
+ innerHTML: ''
+ },
+ {
+ type: 'download',
+ title: '下载',
+ innerHTML: ''
+ },
+ {
+ type: 'fullScreen',
+ title: '全屏/取消全屏',
+ innerHTML: ''
+ },
+ {
+ type: 'publish',
+ title: '发布文章',
+ innerHTML: ''
+ },
+ {
+ type: 'about',
+ title: '关于',
+ innerHTML: ''
+ }
];
diff --git a/typecho/write/js/joe.short.js b/typecho/write/js/joe.short.js
new file mode 100644
index 0000000..9db25ba
--- /dev/null
+++ b/typecho/write/js/joe.short.js
@@ -0,0 +1,27 @@
+document.addEventListener('DOMContentLoaded', () => {
+ /* 网易云音乐 - 歌单 */
+ class JoeMlist extends HTMLElement {
+ constructor() {
+ super();
+ this.options = {
+ id: this.getAttribute('id'),
+ width: this.getAttribute('width') || '100%',
+ autoplay: this.getAttribute('autoplay') ? 1 : 0
+ };
+ this.render();
+ }
+ get template() {
+ return `
+
+
+ `;
+ }
+ render() {
+ this.innerHTML = '';
+ this._shadowRoot = this.attachShadow({ mode: 'closed' });
+ if (this.options.id) this._shadowRoot.innerHTML = this.template;
+ else this._shadowRoot.innerHTML = '网易云歌单ID未填写！';
+ }
+ }
+ window.customElements.define('joe-mlist', JoeMlist);
+});
diff --git a/typecho/write/js/joe.short.min.js b/typecho/write/js/joe.short.min.js
new file mode 100644
index 0000000..06e32fa
--- /dev/null
+++ b/typecho/write/js/joe.short.min.js
@@ -0,0 +1 @@
+document.addEventListener("DOMContentLoaded",()=>{class t extends HTMLElement{constructor(){super(),this.options={id:this.getAttribute("id"),width:this.getAttribute("width")||"100%",autoplay:this.getAttribute("autoplay")?1:0},this.render()}get template(){return`\n \n \n `}render(){this.innerHTML="",this._shadowRoot=this.attachShadow({mode:"closed"}),this.options.id?this._shadowRoot.innerHTML=this.template:this._shadowRoot.innerHTML="网易云歌单ID未填写！"}}window.customElements.define("joe-mlist",t)});
\ No newline at end of file
diff --git a/typecho/write/js/joe.write.chunk.js b/typecho/write/js/joe.write.chunk.js
index 69345e8..37f68fc 100644
--- a/typecho/write/js/joe.write.chunk.js
+++ b/typecho/write/js/joe.write.chunk.js
@@ -1,4 +1,13617 @@
-!function(){"use strict";let 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n=t.selection?t.selection instanceof E?t.selection:E.single(t.selection.anchor,t.selection.head):E.single(0);return P(n,i.length),e.staticFacet(X)||(n=n.asSingle()),new pt(e,i,n)}get tabSize(){return this.facet(pt.tabSize)}get lineBreak(){return this.facet(pt.lineSeparator)||"\n"}phrase(t){for(var e of this.facet(pt.phrases))if(Object.prototype.hasOwnProperty.call(e,t))return e[t];return t}languageDataAt(t,e){let i=[];for(var n of this.facet(U))for(var r of n(this,e))Object.prototype.hasOwnProperty.call(r,t)&&i.push(r[t]);return i}charCategorizer(t){return ft(this.languageDataAt("wordChars",t).join(""))}}function gt(t,e,i={}){let n={};for(var r of t)for(var s of Object.keys(r)){var o=r[s],a=n[s];if(void 0===a)n[s]=o;else if(a!==o&&void 0!==o){if(!Object.hasOwnProperty.call(i,s))throw new Error("Config merge conflict for field "+s);n[s]=i[s](a,o)}}for(var h in e)void 0===n[h]&&(n[h]=e[h]);return n}pt.allowMultipleSelections=X,pt.tabSize=H.define({combine:t=>t.length?t[0]:4}),pt.lineSeparator=Y,pt.phrases=H.define(),pt.languageData=U,pt.changeFilter=Q,pt.transactionFilter=Z,pt.transactionExtender=tt,q.reconfigure=rt.define();const mt="undefined"==typeof Symbol?"__ͼ":Symbol.for("ͼ"),vt="undefined"==typeof Symbol?"__styleSet"+Math.floor(1e8*Math.random()):Symbol("styleSet"),wt="undefined"!=typeof globalThis?globalThis:"undefined"!=typeof window?window:{};class yt{constructor(t,e){this.rules=[];let{finish:c}=e||{};function u(t){return/^@/.test(t)?[t]:t.split(/,\s*/)}for(var i in t)!function t(i,e,n,r){let s=[],o=/^@(\w+)\b/.exec(i[0]),a=o&&"keyframes"==o[1];if(o&&null==e)return n.push(i[0]+";");for(var h in e){var l=e[h];if(/&/.test(h))t(h.split(/,\s*/).map(e=>i.map(t=>e.replace(/&/,t))).reduce((t,e)=>t.concat(e)),l,n);else if(l&&"object"==typeof l){if(!o)throw new RangeError("The value of a property ("+h+") should be a primitive value.");t(u(h),l,s,a)}else null!=l&&s.push(h.replace(/_.*/,"").replace(/[A-Z]/g,t=>"-"+t.toLowerCase())+": "+l+";")}(s.length||a)&&n.push((!c||o||r?i:i.map(c)).join(", ")+" {"+s.join(" ")+"}")}(u(i),t[i],this.rules)}getRules(){return this.rules.join("\n")}static newName(){let t=wt[mt]||1;return wt[mt]=t+1,"ͼ"+t.toString(36)}static mount(t,e){(t[vt]||new xt(t)).mount(Array.isArray(e)?e:[e])}}let bt=null;class xt{constructor(e){if(!e.head&&e.adoptedStyleSheets&&"undefined"!=typeof CSSStyleSheet){if(bt)return e.adoptedStyleSheets=[bt.sheet].concat(e.adoptedStyleSheets),e[vt]=bt;this.sheet=new CSSStyleSheet,e.adoptedStyleSheets=[this.sheet].concat(e.adoptedStyleSheets),bt=this}else{this.styleTag=(e.ownerDocument||e).createElement("style");let t=e.head||e;t.insertBefore(this.styleTag,t.firstChild)}this.modules=[],e[vt]=this}mount(n){let r=this.sheet,s=0,o=0;for(let i=0;i>1,h=o[a]-i||(n<0?this.value[a].startSide:this.value[a].endSide)-r;if(a==t)return 0<=h?t:e;0<=h?e=a:t=1+a}}between(i,n,r,s){for(let t=this.findIndex(n,-1),e=this.findIndex(r,1,void 0,t);tr||n==r&&0this.chunkEnd(o.chunkIndex)||ro.to||r500<=t.maxPoint||t!=Ct.empty&&i.indexOf(t)<0&&t.maxPoint>=r),o=i.filter(t=>500<=t.maxPoint||t!=Ct.empty&&e.indexOf(t)<0&&t.maxPoint>=r),a=function(t,e){let i=new Map;for(var n of t)for(let t=0;tEt(h,t,l,e,i,n)),t.empty&&0==t.length&&Et(h,0,l,0,0,n)}static spans(t,e,i,n,r=-1){let s=new Bt(t,null,r).goto(e),o=e,a=s.openStart;for(;;){var h=Math.min(s.to,i);if(s.point?(n.point(o,h,s.point,s.activeForPoint(s.to),a),a=s.openEnd(h)+(s.to>h?1:0)):h>o&&(n.span(o,h,s.active,a),a=s.openEnd(h)),s.to>i)break;o=s.to,s.next()}return a}static of(t,e=!1){let i=new Tt;for(var n of t instanceof St?[t]:e?t.slice().sort(At):t)i.add(n.from,n.to,n.value);return i.finish()}}Ct.empty=new Ct([],[],null,-1),Ct.empty.nextLayer=Ct.empty;class Tt{constructor(){this.chunks=[],this.chunkPos=[],this.chunkStart=-1,this.last=null,this.lastFrom=-1e9,this.lastTo=-1e9,this.from=[],this.to=[],this.value=[],this.maxPoint=-1,this.setMaxPoint=-1,this.nextLayer=null}finishChunk(t){this.chunks.push(new Mt(this.from,this.to,this.value,this.maxPoint)),this.chunkPos.push(this.chunkStart),this.chunkStart=-1,this.setMaxPoint=Math.max(this.setMaxPoint,this.maxPoint),this.maxPoint=-1,t&&(this.from=[],this.to=[],this.value=[])}add(t,e,i){this.addInner(t,e,i)||(this.nextLayer||(this.nextLayer=new Tt)).add(t,e,i)}addInner(t,e,i){var n=t-this.lastTo||i.startSide-this.last.endSide;if(n<=0&&(t-this.lastFrom||i.startSide-this.last.startSide)<0)throw new Error("Ranges must be added sorted by `from` position and `startSide`");return!(n<0)&&(250==this.from.length&&this.finishChunk(!0),this.chunkStart<0&&(this.chunkStart=t),this.from.push(t-this.chunkStart),this.to.push(e-this.chunkStart),this.last=i,this.lastFrom=t,this.lastTo=e,this.value.push(i),i.point&&(this.maxPoint=Math.max(this.maxPoint,e-t)),!0)}addChunk(t,e){if((t-this.lastTo||e.value[0].startSide-this.last.endSide)<0)return!1;this.from.length&&this.finishChunk(!0),this.setMaxPoint=Math.max(this.setMaxPoint,e.maxPoint),this.chunks.push(e),this.chunkPos.push(t);var i=e.value.length-1;return this.last=e.value[i],this.lastFrom=e.from[i]+t,this.lastTo=e.to[i]+t,!0}finish(){return this.finishInner(Ct.empty)}finishInner(t){if(this.from.length&&this.finishChunk(!1),0==this.chunks.length)return t;t=new Ct(this.chunkPos,this.chunks,this.nextLayer?this.nextLayer.finishInner(t):t,this.setMaxPoint);return this.from=null,t}}class Dt{constructor(t,e,i,n=0){this.layer=t,this.skip=e,this.minPoint=i,this.rank=n}get startSide(){return this.value?this.value.startSide:0}get endSide(){return this.value?this.value.endSide:0}goto(t,e=-1e9){return this.chunkIndex=this.rangeIndex=0,this.gotoInner(t,e,!1),this}gotoInner(t,e,i){for(;this.chunkIndex=this.minPoint)break}}nextChunk(){this.chunkIndex++,this.rangeIndex=0,this.next()}compare(t){return this.from-t.from||this.startSide-t.startSide||this.to-t.to||this.endSide-t.endSide}}class Ot{constructor(t){this.heap=t}static from(i,n=null,r=-1){let s=[];for(let e=0;e=r&&s.push(new Dt(t,n,r,e));return 1==s.length?s[0]:new Ot(s)}get startSide(){return this.value?this.value.startSide:0}goto(t,e=-1e9){for(var i of this.heap)i.goto(t,e);for(let t=this.heap.length>>1;0<=t;t--)Lt(this.heap,t);return this.next(),this}forward(t,e){for(var i of this.heap)i.forward(t,e);for(let t=this.heap.length>>1;0<=t;t--)Lt(this.heap,t);(this.to-t||this.value.endSide-e)<0&&this.next()}next(){if(0==this.heap.length)this.from=this.to=1e9,this.value=null,this.rank=-1;else{let t=this.heap[0];this.from=t.from,this.to=t.to,this.value=t.value,this.rank=t.rank,t.value&&t.next(),Lt(this.heap,0)}}}function Lt(n,r){for(let i=n[r];;){let t=1+(r<<1);if(t>=n.length)break;let e=n[t];if(t+1e){this.to=this.activeTo[t],this.endSide=this.active[t].endSide;break}this.removeActive(t),i&&Pt(i,t)}else{if(!this.cursor.value){this.to=this.endSide=1e9;break}if(this.cursor.from>e){this.to=this.cursor.from,this.endSide=this.cursor.startSide;break}t=this.cursor.value;if(t.point){this.point=t,this.pointFrom=this.cursor.from,this.pointRank=this.cursor.rank,this.to=this.cursor.to,this.endSide=t.endSide,this.cursor.frome&&this.forward(this.to,this.endSide);break}this.addActive(i),this.cursor.next()}}if(i){let t=0;for(;tthis.pointRank);t++)(this.activeTo[t]>e||this.activeTo[t]==e&&this.active[t].endSide>this.point.endSide)&&i.push(this.active[t]);return i}openEnd(t){let e=0;for(;et;)e++;return e}}function Et(t,e,i,n,r,s){t.goto(e),i.goto(n);var o=n+r;let a=n,h=n-e;for(;;){var l=t.to+h-i.to||t.endSide-i.endSide,c=l<0?t.to+h:i.to,u=Math.min(c,o);if(t.point||i.point?t.point&&i.point&&(t.point==i.point||t.point.eq(i.point))||s.comparePoint(a,u,t.point,i.point):u>a&&!function(e,i){if(e.length!=i.length)return!1;for(let t=0;t=i;t--)e[t+1]=e[t];e[i]=t}function Ht(e,i){let n=-1,r=1e9;for(let t=0;t",191:"?",192:"~",219:"{",220:"|",221:"}",222:'"',229:"Q"},Vt="undefined"!=typeof navigator&&/Chrome\/(\d+)/.exec(navigator.userAgent),zt="undefined"!=typeof navigator&&/Apple Computer/.test(navigator.vendor),It="undefined"!=typeof navigator&&/Gecko\/\d+/.test(navigator.userAgent),$t="undefined"!=typeof navigator&&/Mac/.test(navigator.platform),Wt="undefined"!=typeof navigator&&/MSIE \d|Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(navigator.userAgent),Ft=Vt&&($t||+Vt[1]<57)||It&&$t,qt=0;qt<10;qt++)Nt[48+qt]=Nt[96+qt]=String(qt);for(qt=1;qt<=24;qt++)Nt[qt+111]="F"+qt;for(var jt,qt=65;qt<=90;qt++)Nt[qt]=String.fromCharCode(qt+32),_t[qt]=String.fromCharCode(qt);for(jt in Nt)_t.hasOwnProperty(jt)||(_t[jt]=Nt[jt]);var Jt,Kt,Gt,[Ut,Xt]="undefined"!=typeof navigator?[navigator,document]:[{userAgent:"",vendor:"",platform:""},{documentElement:{style:{}}}],Yt=/Edge\/(\d+)/.exec(Ut.userAgent),Qt=/MSIE \d/.test(Ut.userAgent),Zt=/Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(Ut.userAgent),te=!!(Qt||Zt||Yt),ee=!te&&/gecko\/(\d+)/i.test(Ut.userAgent),ie=!te&&/Chrome\/(\d+)/.exec(Ut.userAgent),ne="webkitFontSmoothing"in Xt.documentElement.style,re=!te&&/Apple Computer/.test(Ut.vendor),se={mac:/Mac/.test(Ut.platform),ie:te,ie_version:Qt?Xt.documentMode||6:Zt?+Zt[1]:Yt?+Yt[1]:0,gecko:ee,gecko_version:ee?+(/Firefox\/(\d+)/.exec(Ut.userAgent)||[0,0])[1]:0,chrome:!!ie,chrome_version:ie?+ie[1]:0,ios:re&&(/Mobile\/\w+/.test(Ut.userAgent)||2this.pos||t==this.pos&&(0t.width)||a),o?pe(a,o<0):a}class Le extends Ce{constructor(t,e,i){super(),this.widget=t,this.length=e,this.side=i}static create(t,e,i){return new(t.customView||Le)(t,e,i)}slice(t){return Le.create(this.widget,this.length-t,this.side)}sync(){this.dom&&this.widget.updateDOM(this.dom)||(this.setDOM(this.widget.toDOM(this.editorView)),this.dom.contentEditable="false")}getSide(){return this.side}merge(t,e,i,n,r){return!(i&&(!(i instanceof Le&&this.widget.compare(i.widget))||0i&&st?i[r]=Math.max(i[r],e):i.push(t,e)}We.prototype.point=!0;class je extends ke{constructor(){super(...arguments),this.children=[],this.length=0,this.prevAttrs=void 0,this.attrs=null,this.breakAfter=0}merge(t,e,i,n,r,s){if(i){if(!(i instanceof je))return!1;this.dom||i.transferDOM(this)}return n&&this.setDeco(i?i.attrs:null),Ee(this,t,e,i?i.children:Je,r,s),!0}split(t){let e=new je;if(e.breakAfter=this.breakAfter,0==this.length)return e;let{i,off:n}=this.childPos(t);n&&(e.append(this.children[i].slice(n),0),this.children[i].merge(n,this.children[i].length,null,0,0),i++);for(let t=i;t!t.length||t[0]});class si{constructor(t,e){this.field=t,this.get=e}}class oi{from(t){return new si(this,t)}static define(){return new oi}}oi.decorations=oi.define(),oi.scrollMargins=oi.define();let ai=0;const hi=H.define();class li{constructor(t,e,i){this.id=t,this.create=e,this.fields=i,this.extension=hi.of(this)}static define(t,e){let{eventHandlers:i,provide:n,decorations:r}=e||{},s=[];if(n)for(var o of Array.isArray(n)?n:[n])s.push(o);return i&&s.push(ci.from(t=>({plugin:t,handlers:i}))),r&&s.push(oi.decorations.from(r)),new li(ai++,t,s)}static fromClass(e,t){return li.define(t=>new e(t),t)}}const ci=oi.define();class ui{constructor(t){this.spec=t,this.mustUpdate=null,this.value=null}takeField(t,e){for(var{field:i,get:n}of this.spec.fields)i==t&&e.push(n(this.value))}update(e){if(this.value){if(this.mustUpdate){var i=this.mustUpdate;if(this.mustUpdate=null,!this.value.update)return this;try{this.value.update(i)}catch(t){if(ni(i.state,t,"CodeMirror plugin crashed"),this.value.destroy)try{this.value.destroy()}catch(t){}return ui.dummy}}}else try{this.value=this.spec.create(e)}catch(t){return ni(e.state,t,"CodeMirror plugin crashed"),ui.dummy}return this}destroy(e){var t;if(null!==(t=this.value)&&void 0!==t&&t.destroy)try{this.value.destroy()}catch(t){ni(e.state,t,"CodeMirror plugin crashed")}}}ui.dummy=new ui(li.define(()=>({})));const di=H.define({combine:t=>t.reduce((t,e)=>He(e,t),{})}),fi=H.define({combine:t=>t.reduce((t,e)=>He(e,t),{})}),pi=H.define(),gi=H.define();class mi{constructor(t,e,i,n){this.fromA=t,this.toA=e,this.fromB=i,this.toB=n}join(t){return new mi(Math.min(this.fromA,t.fromA),Math.max(this.toA,t.toA),Math.min(this.fromB,t.fromB),Math.max(this.toB,t.toB))}addToSet(t){let e=t.length,i=this;for(;0i.toA)){if(n.toAr.push(new mi(t,e,i,n))),this.changedRanges=r;i=t.hasFocus;i!=t.inputState.notifiedFocused&&(t.inputState.notifiedFocused=i,this.flags|=1),this.docChanged&&(this.flags|=2)}get viewportChanged(){return 0<(4&this.flags)}get heightChanged(){return 0<(2&this.flags)}get geometryChanged(){return this.docChanged||0<(18&this.flags)}get focusChanged(){return 0<(1&this.flags)}get docChanged(){return this.transactions.some(t=>t.docChanged)}get selectionSet(){return this.transactions.some(t=>t.selection)}get empty(){return 0==this.flags&&0==this.transactions.length}}class wi extends ke{constructor(t){super(),this.view=t,this.compositionDeco=ze.none,this.decorations=[],this.minWidth=0,this.minWidthFrom=0,this.minWidthTo=0,this.impreciseAnchor=null,this.impreciseHead=null,this.setDOM(t.contentDOM),this.children=[new je],this.children[0].setParent(this),this.updateInner([new mi(0,0,0,t.state.doc.length)],this.updateDeco(),0)}get root(){return this.view.root}get editorView(){return this.view}get length(){return this.view.state.doc.length}update(t){let e=t.changedRanges;0ethis.minWidthTo)?(this.minWidthFrom=t.changes.mapPos(this.minWidthFrom,1),this.minWidthTo=t.changes.mapPos(this.minWidthTo,1)):this.minWidth=0),this.view.inputState.composing<0?this.compositionDeco=ze.none:t.transactions.length&&(this.compositionDeco=function(t,e){var i=oe(t.root),i=i.focusNode&&xi(i.focusNode,i.focusOffset,0);if(!i)return ze.none;let n=t.docView.nearest(i),r,s,o=i;if(n instanceof Ce){for(;n.parent instanceof Ce;)n=n.parent;r=n.posAtStart,s=r+n.length,o=n.dom}else{if(!(n instanceof je))return ze.none;{for(;o.parentNode!=n.dom;)o=o.parentNode;let t=o.previousSibling;for(;t&&!ke.get(t);)t=t.previousSibling;r=s=t?ke.get(t).posAtEnd:n.posAtStart}}let a=e.mapPos(r,1),h=Math.max(a,e.mapPos(s,-1)),l=i.nodeValue,{state:c}=t;if(h-a"pointerselection"==t.annotation(st.userEvent));return 0==this.dirty&&0==e.length&&!(12&t.flags)&&t.state.selection.main.from>=this.view.viewport.from&&t.state.selection.main.to<=this.view.viewport.to?(this.updateSelection(s,o),!1):(this.updateInner(e,a,t.startState.doc.length,s,o),!0)}updateInner(t,e,i,n=!1,r=!1){this.updateChildren(t,e,i),this.view.observer.ignore(()=>{this.dom.style.height=this.view.viewState.domHeight+"px",this.dom.style.minWidth=this.minWidth?this.minWidth+"px":"";var t=se.chrome?{node:oe(this.view.root).focusNode,written:!1}:void 0;this.sync(t),this.dirty=0,null!=t&&t.written&&(n=!0),this.updateSelection(n,r),this.dom.style.height=""})}updateChildren(e,i,t){let n=this.childCursor(t);for(let t=e.length-1;;t--){var r=0<=t?e[t]:null;if(!r)break;var{fromA:s,toA:o,fromB:a,toB:h}=r,{content:l,breakAtStart:c,openStart:u,openEnd:r}=Ge.build(this.view.state.doc,a,h,i),{i:a,off:h}=n.findPos(o,1),{i:o,off:s}=n.findPos(s,-1);this.replaceRange(o,s,a,h,l,c,u,r)}}replaceRange(e,i,n,r,s,o,a,h){let l=this.children[e],c=s.length?s[s.length-1]:null;var u=c?c.breakAfter:o;if(e!=n||o||u||!(s.length<2)||!l.merge(i,r,s.length?c:null,0==i,a,h)){let t=this.children[n];for(rn.node.insertBefore(t,n.node.childNodes[n.offset]||null)),n=r=new be(t,0),e=!0}let s=oe(this.root);!(e||!s.focusNode||se.gecko&&i.empty&&ki(s.focusNode,s.focusOffset))&&le(n.node,n.offset,s.anchorNode,s.anchorOffset)&&le(r.node,r.offset,s.focusNode,s.focusOffset)||this.view.observer.ignore(()=>{var t,e;if(i.empty)se.gecko&&(!(t=ki(n.node,n.offset))||3==t||(e=xi(n.node,n.offset,1==t?1:-1))&&(n=new be(e,1==t?0:e.nodeValue.length))),s.collapse(n.node,n.offset),null!=i.bidiLevel&&null!=s.cursorBidiLevel&&(s.cursorBidiLevel=i.bidiLevel);else if(s.extend)s.collapse(n.node,n.offset),s.extend(r.node,r.offset);else{let t=document.createRange();i.anchor>i.head&&([n,r]=[r,n]),t.setEnd(r.node,r.offset),t.setStart(n.node,n.offset),s.removeAllRanges(),s.addRange(t)}}),this.impreciseAnchor=n.precise?null:new be(s.anchorNode,s.anchorOffset),this.impreciseHead=r.precise?null:new be(s.focusNode,s.focusOffset)}}enforceCursorAssoc(){var t,e,i=this.view.state.selection.main;let n=oe(this.root);i.empty&&i.assoc&&n.modify&&((e=je.find(this,i.head))&&(t=e.posAtStart,i.head!=t&&i.head!=t+e.length&&(t=this.coordsAt(i.head,-1),e=this.coordsAt(i.head,1),!t||!e||t.bottom>e.top||(e=this.domAtPos(i.head+i.assoc),n.collapse(e.node,e.offset),n.modify("move",i.assoc<0?"forward":"backward","lineboundary")))))}mayControlSelection(){return this.view.state.facet(ri)?this.root.activeElement==this.dom:ae(this.dom,oe(this.root))}nearest(e){for(let t=e;t;){var i=ke.get(t);if(i&&i.rootView==this)return i;t=t.parentNode}return null}posFromDOM(t,e){let i=this.nearest(t);if(!i)throw new RangeError("Trying to find position for a DOM position outside of the document");return i.localPosFromDOM(t,e)+i.posAtStart}domAtPos(t){let{i:e,off:i}=this.childCursor().findPos(t,-1);for(;e=s&&(r.push(t.dom.getBoundingClientRect().height),(h=t.dom.scrollWidth)>a&&(this.minWidth=a=h,this.minWidthFrom=i,this.minWidthTo=e)),i=e+t.breakAfter}return r}measureTextSize(){for(var t of this.children)if(t instanceof je){t=t.measureTextSize();if(t)return t}let e=document.createElement("div"),i,n;return e.className="cm-line",e.textContent="abc def ghi jkl mno pqr stu",this.view.observer.ignore(()=>{this.dom.appendChild(e);var t=he(e.firstChild)[0];i=e.getBoundingClientRect().height,n=t?t.width/27:7,e.remove()}),{lineHeight:i,charWidth:n}}childCursor(t=this.length){let e=this.children.length;return e&&(t-=this.children[--e].length),new Ae(this.children,t,e)}computeBlockGapDeco(){let i=[],n=this.view.viewState;for(let t=0,e=0;;e++){var r,s=e==n.viewports.length?null:n.viewports[e],o=s?s.from-1:this.length;if(o>t&&(r=n.lineAt(o,0).bottom-n.lineAt(t,0).top,i.push(ze.replace({widget:new yi(r),block:!0,inclusive:!0}).range(t,o))),!s)break;t=s.to+1}return ze.set(i)}updateDeco(){return this.decorations=[this.computeBlockGapDeco(),this.view.viewState.lineGapDeco,this.compositionDeco,...this.view.state.facet(pi),...this.view.pluginField(oi.decorations)]}scrollPosIntoView(t,r){var s,o,a,r=this.coordsAt(t,r);if(r){let t=0,e=0,i=0,n=0;for(var h of this.view.pluginField(oi.scrollMargins))h&&({left:s,right:o,top:a,bottom:h}=h,null!=s&&(t=Math.max(t,s)),null!=o&&(e=Math.max(e,o)),null!=a&&(i=Math.max(i,a)),null!=h&&(n=Math.max(n,h)));!function(t,s){let e=t.ownerDocument,o=e.defaultView;for(let r=t.parentNode;r;)if(1==r.nodeType){let t,e=r==document.body;if(e)t={left:0,right:(h=o).innerWidth,top:0,bottom:h.innerHeight};else{if(r.scrollHeight<=r.clientHeight&&r.scrollWidth<=r.clientWidth){r=r.parentNode;continue}h=r.getBoundingClientRect();t={left:h.left,right:h.left+r.clientWidth,top:h.top,bottom:h.top+r.clientHeight}}let i=0,n=0;var a;if(s.topt.bottom&&(n=s.bottom-t.bottom+5),s.leftt.right&&(i=s.right-t.right+5),(i||n)&&(e?o.scrollBy(i,n):(n&&(a=r.scrollTop,r.scrollTop+=n,n=r.scrollTop-a),i&&(a=r.scrollLeft,r.scrollLeft+=i,i=r.scrollLeft-a),s={left:s.left-i,top:s.top-n,right:s.right-i,bottom:s.bottom-n})),e)break;r=r.parentNode}else{if(11!=r.nodeType)break;r=r.host}var h}(this.dom,{left:r.left-t,top:r.top-i,right:r.right+e,bottom:r.bottom+n})}}}class yi extends Ve{constructor(t){super(),this.height=t}toDOM(){var t=document.createElement("div");return this.updateDOM(t),t}eq(t){return t.height==this.height}updateDOM(t){return t.style.height=this.height+"px",!0}get estimatedHeight(){return this.height}}class bi extends Ve{constructor(t,e){super(),this.top=t,this.text=e}eq(t){return this.top==t.top&&this.text==t.text}toDOM(){return this.top}ignoreEvent(){return!1}get customView(){return Be}}function xi(t,e,i){for(;;){if(3==t.nodeType)return t;if(1==t.nodeType&&0=i){if(o.level==n)return t;(s<0||(0!=r?r<0?o.fromi:e[s].level>o.level))&&(s=t)}}if(s<0)throw new RangeError("Index out of range");return s}}const Bi=[];function Ei(r,t){var s,o=r.length,a=t==Ai?1:2;if(!r||1==a&&!Oi.test(r))return Pi(o);for(let e=0,i=a,n=a;ec;){for(var d=t,f=2!=Bi[--t];t>c&&f==(2!=Bi[t-1]);)t--;i.push(new Li(t,d,f?2:1))}else i.push(new Li(c,e,0))}else for(let t=0;te.top+1}function Ni(t,e){return et.bottom?{top:t.top,left:t.left,right:t.right,bottom:e}:t}function Vi(t,n,r){let s,o,a,h,l,c,u,d;for(let i=t.firstChild;i;i=i.nextSibling){var f=he(i);for(let e=0;em?g.left-m:Math.max(0,m-g.right)),g=(m=r,(g=t).top>m?g.top-m:Math.max(0,m-g.bottom));if(0==p&&0==g)return(3==i.nodeType?zi:Vi)(i,n,r);(!s||h>g||h==g&&a>p)&&(s=i,o=t,a=p,h=g),0==p?r>t.bottom&&(!u||u.bottomt.top)&&(c=i,d=t):u&&Hi(u,t)?u=_i(u,t.bottom):d&&Hi(d,t)&&(d=Ni(d,t.top))}}var m,g;if(u&&u.bottom>=r?(s=l,o=u):d&&d.top<=r&&(s=c,o=d),!s)return{node:t,offset:0};var e=Math.max(o.left,Math.min(o.right,n));return 3==s.nodeType?zi(s,e,r):a||"true"!=s.contentEditable?{node:t,offset:Array.prototype.indexOf.call(t.childNodes,s)+(n>=(o.left+o.right)/2?1:0)}:Vi(s,e,r)}function zi(n,r,e){var t=n.nodeValue.length;let s=-1,o=1e9,a=0;for(let i=0;ie?l.top-e:e-l.bottom)-1;if(l.left-1<=r&&l.right+1>=r&&c=(l.left+l.right)/2,e=t;if((se.chrome||se.gecko)&&ye(n,i).getBoundingClientRect().left==l.right&&(e=!t),c<=0)return{node:n,offset:i+(e?1:0)};s=i+(e?1:0),o=c}}}}return{node:n,offset:-1i||s.bottomi?-1:1,i=Math.min(s.bottom-o,Math.max(s.top+o,i)),t)return-1;t=!0}if(s.type==Jt.Text)break;i=0e.viewport.to)return e.viewport.to==e.state.doc.length?e.state.doc.length:null;t=Math.max(r.left+1,Math.min(r.right-1,t));let l=e.root,c=l.elementFromPoint(t,i),u,d=-1;return!c||!e.contentDOM.contains(c)||e.docView.nearest(c)instanceof Le||(l.caretPositionFromPoint?(a=l.caretPositionFromPoint(t,i))&&({offsetNode:u,offset:d}=a):!l.caretRangeFromPoint||(a=l.caretRangeFromPoint(t,i))&&({startContainer:u,startOffset:d}=a,se.safari&&function(e,t,i){let n;if(3!=e.nodeType||t!=(n=e.nodeValue.length))return!1;for(let t=e.nextSibling;t;t=e.nextSibling)if(1!=t.nodeType||"BR"!=t.nodeName)return!1;return ye(e,n-1,n).getBoundingClientRect().left>i}(u,d,t)&&(u=void 0))),u&&e.docView.dom.contains(u)||(h=je.find(e.docView,h),{node:u,offset:d}=Vi(h.dom,t,i)),e.docView.posFromDOM(u,d)}function $i(r,t,s,o){let a=r.state.doc.lineAt(t.head),h=r.bidiSpans(a);for(let i=t,n=null;;){let t=function(t,e,i,n,r){let s=n.head-t.from,o=-1;if(0==s){if(!r||!t.length)return null;e[0].level!=i&&(s=e[0].side(!1,i),o=0)}else if(s==t.length){if(r)return null;let t=e[e.length-1];t.level!=i&&(s=t.side(!0,i),o=e.length-1)}o<0&&(o=Li.find(e,s,null!==(h=n.bidiLevel)&&void 0!==h?h:-1,n.assoc));let a=e[o];s==a.side(r,i)&&(a=e[o+=r?1:-1],s=a.side(!r,i));var h=r==(a.dir==i),n=S(t.text,s,h);if(Ri=t.text.slice(Math.min(s,n),Math.max(s,n)),n!=a.side(r,i))return E.cursor(n+t.from,h?-1:1,a.level);let l=o==(r?e.length-1:0)?null:e[o+(r?1:-1)];return l||a.level==i?l&&l.level>1;for(let t=s<0?o.top:o.bottom,e=0;e<50;e+=10){var u=Ii(i,{x:l,y:t+(c+e)*s},s);if(null==u)break;if(u!=r)return E.cursor(u,void 0,void 0,h)}}let{doc:d}=i.state,f=d.lineAt(r),p=i.state.tabSize,g=t.goalColumn,m=0;if(null==g){for(const x=d.iterRange(f.from,r);!x.next().done;)m=A(x.value,m,p);g=m*i.defaultCharacterWidth}else m=Math.round(g/i.defaultCharacterWidth);if(s<0&&0==f.from)return E.cursor(0);if(0=m&&!k.next().done;){var{offset:y,leftOver:b}=function(e,i,n,r){for(let t=0;t{!Ji(n,t)||this.ignoreDuringComposition(t)||"keydown"==i&&this.screenKeyEvent(n,t)||(this.mustFlushObserver(t)&&n.observer.forceFlush(),this.runCustomHandlers(i,n,t)?t.preventDefault():e(n,t))}),this.registeredEvents.push(i)}n.contentDOM.addEventListener("keydown",t=>{n.inputState.lastKeyCode=t.keyCode,n.inputState.lastKeyTime=Date.now()}),this.notifiedFocused=n.hasFocus,this.ensureHandlers(n)}setSelectionOrigin(t){this.lastSelectionOrigin=t,this.lastSelectionTime=Date.now()}ensureHandlers(i){var t;for(t of this.customHandlers=i.pluginField(ci))for(let e in t.handlers)this.registeredEvents.indexOf(e)<0&&"scroll"!=e&&(this.registeredEvents.push(e),i.contentDOM.addEventListener(e,t=>{Ji(i,t)&&this.runCustomHandlers(e,i,t)&&t.preventDefault()}))}runCustomHandlers(i,n,r){for(var s of this.customHandlers){let t=s.handlers[i],e=!1;if(t){try{e=t.call(s.plugin,r,n)}catch(t){ni(n.state,t)}if(e||r.defaultPrevented)return se.android&&"keydown"==i&&13==r.keyCode&&n.observer.flushSoon(),!0}}return!1}runScrollHandlers(e,i){for(var n of this.customHandlers){let t=n.handlers.scroll;if(t)try{t.call(n.plugin,i,e)}catch(t){ni(e.state,t)}}}ignoreDuringComposition(t){return!!/^key/.test(t.type)&&(0=e.clientX&&s.top<=e.clientY&&s.bottom>=e.clientY)return!0}return!1}(e,i)&&null,!1===this.dragging&&(i.preventDefault(),this.select(i))}move(t){if(0==t.buttons)return this.destroy();!1===this.dragging&&this.select(t)}up(t){null==this.dragging&&this.select(this.startEvent),this.dragging||t.preventDefault(),this.destroy()}destroy(){let t=this.view.contentDOM.ownerDocument;t.removeEventListener("mousemove",this.move),t.removeEventListener("mouseup",this.up),this.inputState.mouseSelection=null}select(t){let e=this.style.get(t,this.extend,this.multiple);e.eq(this.view.state.selection)&&e.main.assoc==this.view.state.selection.main.assoc||this.view.dispatch({selection:e,annotations:st.userEvent.of("pointerselection"),scrollIntoView:!0})}update(t){t.docChanged&&this.dragging&&(this.dragging=this.dragging.map(t.changes)),this.style.update(t)}}function Ji(i,n){if(!n.bubbles)return 1;if(!n.defaultPrevented){for(let t=n.target,e;t!=i.contentDOM;t=t.parentNode)if(!t||11==t.nodeType||(e=ke.get(t))&&e.ignoreEvent(n))return;return 1}}const Ki=Object.create(null),Gi=se.ie&&se.ie_version<15||se.ios&&se.webkit_version<604;function Ui(t,r){let{state:s}=t,e,o=1,a=s.toText(r),h=a.lines==s.selection.ranges.length;if(sn&&s.selection.ranges.every(t=>t.empty)&&sn==a.toString()){let n=-1;e=s.changeByRange(t=>{var e=s.doc.lineAt(t.from);if(e.from==n)return{range:t};n=e.from;var i=s.toText((h?a.line(o++).text:r)+s.lineBreak);return{changes:{from:e.from,insert:i},range:E.cursor(t.from+i.length)}})}else e=h?s.changeByRange(t=>{var e=a.line(o++);return{changes:{from:t.from,to:t.to,insert:e.text},range:E.cursor(t.from+e.length)}}):s.replaceSelection(a);t.dispatch(e,{annotations:st.userEvent.of("paste"),scrollIntoView:!0})}Ki.keydown=(t,e)=>{var i,n,r;n=((i=e).ctrlKey?1:0)|(i.metaKey?8:0)|(i.altKey?2:0)|(i.shiftKey?4:0),r=i.keyCode,i=se.mac&&1==n,(8==r||i&&72==r||46==r||i&&68==r||27==r||n==(se.mac?8:1)&&(66==r||73==r||89==r||90==r))&&e.preventDefault(),t.inputState.setSelectionOrigin("keyboardselection")};let Xi=0;function Yi(i,n,r,t){if(1==t)return E.cursor(n,r);if(2==t)return function(t,e,i=1){let n=t.charCategorizer(e),r=t.doc.lineAt(e),s=e-r.from;if(0==r.length)return E.cursor(e);0==s?i=1:s==r.length&&(i=-1);let o=s,a=s;i<0?o=S(r.text,s,!1):a=S(r.text,s);for(var h=n(r.text.slice(o,a));0{1==(e=e).touches.length&&e.touches[0].radiusX<=1&&e.touches[0].radiusY<=1||(Xi=Date.now()),t.inputState.setSelectionOrigin("pointerselection")},Ki.touchmove=t=>{t.inputState.setSelectionOrigin("pointerselection")},Ki.mousedown=(e,i)=>{if(e.observer.flush(),!(Xi>Date.now()-2e3)){let t=null;for(var n of e.state.facet(Ze))if(t=n(e,i),t)break;t||0!=i.button||(t=function(o,t){let a=tn(o,t),h=function(t){if(!en)return t.detail;var e=nn;return nn=t,rn=!e||e.timeStamp>Date.now()-400&&Math.abs(e.clientX-t.clientX)<2&&Math.abs(e.clientY-t.clientY)<2?(rn+1)%3:1}(t),l=o.state.selection,c=a,u=t;return{update(t){t.changes&&(a&&(a.pos=t.changes.mapPos(a.pos)),l=l.map(t.changes))},get(t,e,i){let n;if(t.clientX==u.clientX&&t.clientY==u.clientY?n=c:(n=c=tn(o,t),u=t),!n||!a)return l;let r=Yi(o,n.pos,n.bias,h);var s;return a.pos==n.pos||e||(s=Yi(o,a.pos,a.bias,h),t=Math.min(s.from,r.from),s=Math.max(s.to,r.to),r=tve(e.contentDOM)),e.inputState.startMouseSelection(e,i,t))}};let Qi=(t,e)=>t>=e.top&&t<=e.bottom,Zi=(t,e,i)=>Qi(e,i)&&t>=i.left&&t<=i.right;function tn(t,e){var i=t.posAtCoords({x:e.clientX,y:e.clientY});return null==i?null:{pos:i,bias:function(t,e,i,n){let r=je.find(t.docView,e);return r&&0!=(t=e-r.posAtStart)&&(t==r.length||(e=r.coordsAt(t,-1))&&Zi(i,n,e)||(!(t=r.coordsAt(t,1))||!Zi(i,n,t))&&e&&Qi(n,e))?-1:1}(t,i,e.clientX,e.clientY)}}const en=se.ie&&se.ie_version<=11;let nn=null,rn=0;Ki.dragstart=(t,e)=>{var{selection:{main:i}}=t.state;let{mouseSelection:n}=t.inputState;n&&(n.dragging=i),e.dataTransfer&&(e.dataTransfer.setData("Text",t.state.sliceDoc(i.from,i.to)),e.dataTransfer.effectAllowed="copyMove")},Ki.drop=(e,i)=>{if(i.dataTransfer){var n=e.posAtCoords({x:i.clientX,y:i.clientY}),r=i.dataTransfer.getData("Text");if(null!=n&&r){i.preventDefault();var{mouseSelection:i}=e.inputState,i=i&&i.dragging&&i.dragMove?{from:i.dragging.from,to:i.dragging.to}:null,r={from:n,insert:r};let t=e.state.changes(i?[i,r]:r);e.focus(),e.dispatch({changes:t,selection:{anchor:t.mapPos(n,-1),head:t.mapPos(n,1)},annotations:st.userEvent.of("drop")})}}},Ki.paste=(t,e)=>{t.observer.flush();let i=Gi?null:e.clipboardData;var n=i&&i.getData("text/plain");n?(Ui(t,n),e.preventDefault()):function(e){let i=e.dom.parentNode;if(i){let t=i.appendChild(document.createElement("textarea"));t.style.cssText="position: fixed; left: -10000px; top: 10px",t.focus(),setTimeout(()=>{e.focus(),t.remove(),Ui(e,t.value)},50)}}(t)};let sn=null;function on(t){t.docView.compositionDeco.size&&t.update([])}Ki.copy=Ki.cut=(e,i)=>{var{text:n,ranges:r,linewise:s}=function(e){let i=[],n=[],r=!1;for(var t of e.selection.ranges)t.empty||(i.push(e.sliceDoc(t.from,t.to)),n.push(t));if(!i.length){let t=-1;for(var{from:s}of e.selection.ranges){s=e.doc.lineAt(s);s.number>t&&(i.push(s.text),n.push({from:s.from,to:Math.min(e.doc.length,s.to+1)})),t=s.number}r=!0}return{text:i.join(e.lineBreak),ranges:n,linewise:r}}(e.state);if(n){sn=s?n:null;let t=Gi?null:i.clipboardData;t?(i.preventDefault(),t.clearData(),t.setData("text/plain",n)):function(e,i){let n=e.dom.parentNode;if(n){let t=n.appendChild(document.createElement("textarea"));t.style.cssText="position: fixed; left: -10000px; top: 10px",t.value=i,t.focus(),t.selectionEnd=i.length,t.selectionStart=0,setTimeout(()=>{t.remove(),e.focus()},50)}}(e,n),"cut"==i.type&&e.dispatch({changes:r,scrollIntoView:!0,annotations:st.userEvent.of("cut")})}},Ki.focus=Ki.blur=t=>{setTimeout(()=>{t.hasFocus!=t.inputState.notifiedFocused&&t.update([])},10)},Ki.beforeprint=t=>{t.viewState.printing=!0,t.requestMeasure(),setTimeout(()=>{t.viewState.printing=!1,t.requestMeasure()},2e3)},Ki.compositionstart=Ki.compositionupdate=t=>{t.inputState.composing<0&&(t.docView.compositionDeco.size&&(t.observer.flush(),on(t)),t.inputState.composing=0)},Ki.compositionend=t=>{t.inputState.composing=-1,t.inputState.compositionEndedAt=Date.now(),setTimeout(()=>{t.inputState.composing<0&&on(t)},50)};const an=["pre-wrap","normal","pre-line"];class hn{constructor(){this.doc=d.empty,this.lineWrapping=!1,this.direction=Kt.LTR,this.heightSamples={},this.lineHeight=14,this.charWidth=7,this.lineLength=30,this.heightChanged=!1}heightForGap(t,e){let i=this.doc.lineAt(e).number-this.doc.lineAt(t).number+1;return this.lineWrapping&&(i+=Math.ceil((e-t-i*this.lineLength*.5)/this.lineLength)),this.lineHeight*i}heightForLine(t){return this.lineWrapping?(1+Math.max(0,Math.ceil((t-this.lineLength)/(this.lineLength-5))))*this.lineHeight:this.lineHeight}setDoc(t){return this.doc=t,this}mustRefresh(e,t,i){let n=!1;for(let t=0;t=e?r:c.lineAt(e,Gt.ByPosNoHeight,a,0,0);for(n+=u.to-e,e=u.to;02*r){var o=t[e-1];o.break?t.splice(--e,1,o.left,null,o.right):t.splice(--e,1,o.left,o.right),i+=1+o.break,n-=o.size}else{if(!(r>2*n))break;o=t[i];o.break?t.splice(i,1,o.left,null,o.right):t.splice(i,1,o.left,o.right),i+=2+o.break,r-=o.size}else nt&&e.push(new pn(r.from-t-1).updateHeight(n,t));i<=s&&r.more;){var o=n.doc.lineAt(i).length;e.length&&e.push(null);let t=new fn(o,r.heights[r.index++]);t.outdated=!1,e.push(t),i+=o+1}return i<=s&&e.push(null,new pn(s-i).updateHeight(n,i)),n.heightChanged=!0,un.of(e)}return(e||this.outdated)&&(this.setHeight(n,n.heightForGap(t,t+this.length)),this.outdated=!1),this}toString(){return`gap(${this.length})`}}class gn extends un{constructor(t,e,i){super(t.length+e+i.length,t.height+i.height,e|(t.outdated||i.outdated?2:0)),this.left=t,this.right=i,this.size=t.size+i.size}get break(){return 1&this.flags}blockAt(t,e,i,n){var r=i+this.left.height;return to))return h;e=e==Gt.ByPosNoHeight?Gt.ByPosNoHeight:Gt.ByPos;return a?h.join(this.right.lineAt(o,e,i,s,o)):this.left.lineAt(o,e,i,n,r).join(h)}forEachLine(t,e,i,n,r,s){var o,a=n+this.left.height,h=r+this.left.length+this.break;this.break?(t=t&&o.from<=e&&s(o),e>o.to&&this.right.forEachLine(o.to+1,e,i,a,h,s))}replace(t,e,i){var n=this.left.length+this.break;if(ethis.left.length)return this.balanced(this.left,this.right.replace(t-n,e-n,i));let r=[];0=i&&e.push(null)),t>i&&this.right.decomposeLeft(t-i,e)}decomposeRight(t,e){var i=this.left.length,n=i+this.break;if(n<=t)return this.right.decomposeRight(t-n,e);t2*e.size||e.size>2*t.size?un.of(this.break?[t,null,e]:[t,e]):(this.left=t,this.right=e,this.height=t.height+e.height,this.outdated=t.outdated||e.outdated,this.size=t.size+e.size,this.length=t.length+this.break+e.length,this)}updateHeight(t,e=0,i=!1,n){let{left:r,right:s}=this,o=e+r.length+this.break,a=null;return n&&n.from<=e+r.length&&n.more?a=r=r.updateHeight(t,e,i,n):r.updateHeight(t,e,i),n&&n.from<=o+s.length&&n.more?a=s=s.updateHeight(t,o,i,n):s.updateHeight(t,o,i),a?this.balanced(r,s):(this.height=this.left.height+this.right.height,this.outdated=!1,this)}toString(){return this.left+(this.break?" ":"-")+this.right}}function mn(t,e){let i,n;null==t[e]&&(i=t[e-1])instanceof pn&&(n=t[e+1])instanceof pn&&t.splice(e-1,3,new pn(i.length+1+n.length))}class vn{constructor(t,e){this.pos=t,this.oracle=e,this.nodes=[],this.lineStart=-1,this.lineEnd=-1,this.covering=null,this.writtenTo=t}get isCovered(){return this.covering&&this.nodes[this.nodes.length-1]==this.covering}span(t,i){if(-1this.pos||!this.isCovered)&&this.nodes.push(new fn(t-this.pos,-1)),(this.writtenTo=t)t&&this.nodes.push(new fn(this.pos-t,-1)),this.writtenTo=this.pos)}blankContent(t,e){let i=new pn(e-t);return this.oracle.doc.lineAt(t).to==e&&(i.flags|=4),i}ensureLine(){this.enterLine();var t=this.nodes.length?this.nodes[this.nodes.length-1]:null;if(t instanceof fn)return t;t=new fn(0,-1);return this.nodes.push(t),t}addBlock(t){this.enterLine(),t.type!=Jt.WidgetAfter||this.isCovered||this.ensureLine(),this.nodes.push(t),this.writtenTo=this.pos=this.pos+t.length,t.type!=Jt.WidgetBefore&&(this.covering=t)}addLineDeco(t,e){let i=this.ensureLine();i.length+=e,i.collapsed+=e,i.widgetHeight=Math.max(i.widgetHeight,t),this.writtenTo=this.pos=this.pos+e}finish(t){var e,i=0==this.nodes.length?null:this.nodes[this.nodes.length-1];!(-1t.draw(!1))),this.computeVisibleRanges()}updateForViewport(){let e=[this.viewport],{main:n}=this.state.selection;for(let t=0;t<=1;t++){let i=t?n.head:n.anchor;var r,s;e.some(({from:t,to:e})=>i>=t&&i<=e)||({from:r,to:s}=this.lineAt(i,0),e.push(new kn(r,s)))}this.viewports=e.sort((t,e)=>t.from-e.from),this.scaler=this.heightMap.height<=7e6?Cn:new Tn(this.heightOracle.doc,this.heightMap,this.viewports)}update(t,e=null){var i=this.state;this.state=t.state;var n,r,s,o=this.state.facet(pi),a=t.changedRanges,s=mi.extendWithRanges(a,(n=t.startState.facet(pi),r=o,s=t?t.changes:M.empty(this.state.doc.length),a=new wn,Ct.compare(n,r,s,a,0),a.changes)),a=this.heightMap.height;this.heightMap=this.heightMap.applyChanges(o,i.doc,this.heightOracle.setDoc(this.state.doc),s),this.heightMap.height!=a&&(t.flags|=2);let h=s.length?this.mapViewport(this.viewport,t.changes):this.viewport;(e&&(e.headh.to)||!this.viewportIsAppropriate(h))&&(h=this.getViewport(0,e)),h.eq(this.viewport)||(this.viewport=h,t.flags|=4),this.updateForViewport(),(this.lineGaps.length||15e3t.clientHeight||t.scrollWidth>t.clientWidth)&&"visible"!=window.getComputedStyle(t).overflow&&(i=t.getBoundingClientRect(),r=Math.max(r,i.left),s=Math.min(s,i.right),o=Math.max(o,i.top),a=Math.min(a,i.bottom)),t=t.parentNode;else{if(11!=t.nodeType)break;t=t.host}return{left:r-n.left,right:s-n.left,top:o-(n.top+t),bottom:a-(n.top+t)}}(i,this.paddingTop),o=s.top-this.pixelViewport.top,a=s.bottom-this.pixelViewport.bottom;if(this.pixelViewport=s,this.inView=this.pixelViewport.bottom>this.pixelViewport.top&&this.pixelViewport.right>this.pixelViewport.left,!this.inView)return 0;var h,l=t.measureVisibleLineHeights();let c=!1,u=0,d=0,f=this.heightOracle;return e||(h=t.dom.clientWidth,(f.mustRefresh(l,n,r)||f.lineWrapping&&Math.abs(h-this.contentWidth)>f.charWidth)&&({lineHeight:s,charWidth:e}=t.measureTextSize(),c=f.refresh(n,r,s,e,h/e,l),c&&(t.minWidth=0,d|=16)),this.contentWidth!=h&&(this.contentWidth=h,d|=16),0this.viewport.to))&&((l=this.getViewport(u,this.scrollTo)).from==this.viewport.from&&l.to==this.viewport.to||(this.viewport=l,d|=4)),this.updateForViewport(),(this.lineGaps.length||15e3o.to&&({bottom:e}=i.lineAt(e.head,Gt.ByPos,n,0,0),o=new kn(i.lineAt(e-(s-r)-500,Gt.ByHeight,n,0,0).from,i.lineAt(e+500,Gt.ByHeight,n,0,0).to))),o}mapViewport(t,e){var i=e.mapPos(t.from,-1),t=e.mapPos(t.to,1);return new kn(this.heightMap.lineAt(i,Gt.ByPos,this.state.doc,0,0).from,this.heightMap.lineAt(t,Gt.ByPos,this.state.doc,0,0).to)}viewportIsAppropriate({from:t,to:e},i=0){var{top:n}=this.heightMap.lineAt(t,Gt.ByPos,this.state.doc,0,0),{bottom:r}=this.heightMap.lineAt(e,Gt.ByPos,this.state.doc,0,0),{visibleTop:s,visibleBottom:o}=this;return(0==t||n<=s-Math.max(10,Math.min(-i,250)))&&(e==this.state.doc.length||r>=o+Math.max(10,Math.min(i,250)))&&s-2e3{if(!(r.length<1e4)){var s=function(t,e,i){let n=[],r=t,s=0;Ct.spans(i.facet(pi),t,e,{span(){},point(t,e){t>r&&(n.push({from:r,to:t}),s+=t-r),r=e}},20),r=r.from&&(t=o.from),o.from<=r.to&&o.to>=e&&(e=o.to);let i=t-1e4,n=e+1e4;i>r.from+5e3&&h.push(Mn(a,t=>t.from==r.from&&t.to>i-5e3&&t.to<5e3+i)||new yn(r.from,i,this.gapSize(r,i,!0,s))),nt.to==r.to&&t.from>n-5e3&&t.fromt.draw(this.heightOracle.lineWrapping))),8)}computeVisibleRanges(){let t=this.state.facet(pi);this.lineGaps.length&&(t=t.concat(this.lineGapDeco));let i=[];Ct.spans(t,this.viewport.from,this.viewport.to,{span(t,e){i.push({from:t,to:e})},point(){}},20),this.visibleRanges=i}lineAt(t,e){return e+=this.paddingTop,Dn(this.heightMap.lineAt(t,Gt.ByPos,this.state.doc,e,0),this.scaler,e)}lineAtHeight(t,e){return e+=this.paddingTop,Dn(this.heightMap.lineAt(this.scaler.fromDOM(t,e),Gt.ByHeight,this.state.doc,e,0),this.scaler,e)}blockAtHeight(t,e){return e+=this.paddingTop,Dn(this.heightMap.blockAt(this.scaler.fromDOM(t,e),this.state.doc,e,0),this.scaler,e)}forEachLine(t,e,i,n){return n+=this.paddingTop,this.heightMap.forEachLine(t,e,this.state.doc,n,0,1==this.scaler.scale?i:t=>i(Dn(t,this.scaler,n)))}get contentHeight(){return this.domHeight+this.paddingTop+this.paddingBottom}get domHeight(){return this.scaler.toDOM(this.heightMap.height,this.paddingTop)}}class kn{constructor(t,e){this.from=t,this.to=e}eq(t){return this.from==t.from&&this.to==t.to}}function Sn({total:t,ranges:e},i){if(i<=0)return e[0].from;if(1<=i)return e[e.length-1].to;let n=Math.floor(t*i);for(let t=0;;t++){var{from:r,to:s}=e[t],s=s-r;if(n<=s)return r+n;n-=s}}function An(t,e){let i=0;for(var{from:n,to:r}of t.ranges){if(e<=r){i+=e-n;break}i+=r-n}return i/t.total}function Mn(t,e){for(var i of t)if(e(i))return i}const Cn={toDOM(t){return t},fromDOM(t){return t},scale:1};class Tn{constructor(r,s,t){let o=0,e=0,i=0;this.viewports=t.map(({from:t,to:e})=>{var i=s.lineAt(t,Gt.ByPos,r,0,0).top,n=s.lineAt(e,Gt.ByPos,r,0,0).bottom;return o+=n-i,{from:t,to:e,top:i,bottom:n,domTop:0,domBottom:0}}),this.scale=(7e6-o)/(s.height-o);for(var n of this.viewports)n.domTop=i+(n.top-e)*this.scale,i=n.domBottom=n.domTop+(n.bottom-n.top),e=n.bottom}toDOM(n,r){n-=r;for(let t=0,e=0,i=0;;t++){var s=tDn(t,e,i)):t.type)}const On=H.define({combine:t=>t.join(" ")}),Ln=H.define({combine:t=>-1{if("&"==t)return e;if(!i||!i[t])throw new RangeError(`Unsupported selector: ${t}`);return i[t]}):e+" "+t}})}const Nn=Hn("."+Bn,{"&":{position:"relative !important",boxSizing:"border-box","&.cm-focused":{outline_fallback:"1px dotted #212121",outline:"5px auto -webkit-focus-ring-color"},display:"flex !important",flexDirection:"column"},".cm-scroller":{display:"flex !important",alignItems:"flex-start !important",fontFamily:"monospace",lineHeight:1.4,height:"100%",overflowX:"auto",position:"relative",zIndex:0},".cm-content":{margin:0,flexGrow:2,minHeight:"100%",display:"block",whiteSpace:"pre",boxSizing:"border-box",padding:"4px 0",outline:"none"},".cm-lineWrapping":{whiteSpace:"pre-wrap",overflowWrap:"anywhere"},"&light .cm-content":{caretColor:"black"},"&dark .cm-content":{caretColor:"white"},".cm-line":{display:"block",padding:"0 2px 0 4px"},".cm-selectionLayer":{zIndex:-1,contain:"size style"},".cm-selectionBackground":{position:"absolute"},"&light .cm-selectionBackground":{background:"#d9d9d9"},"&dark .cm-selectionBackground":{background:"#222"},"&light.cm-focused .cm-selectionBackground":{background:"#d7d4f0"},"&dark.cm-focused .cm-selectionBackground":{background:"#233"},".cm-cursorLayer":{zIndex:100,contain:"size style",pointerEvents:"none"},"&.cm-focused .cm-cursorLayer":{animation:"steps(1) cm-blink 1.2s infinite"},"@keyframes cm-blink":{"0%":{},"50%":{visibility:"hidden"},"100%":{}},"@keyframes cm-blink2":{"0%":{},"50%":{visibility:"hidden"},"100%":{}},".cm-cursor":{position:"absolute",borderLeft:"1.2px solid black",marginLeft:"-0.6px",pointerEvents:"none",display:"none"},"&dark .cm-cursor":{borderLeftColor:"#444"},"&.cm-focused .cm-cursor":{display:"block"},"&light .cm-activeLine":{backgroundColor:"#f3f9ff"},"&dark .cm-activeLine":{backgroundColor:"#223039"},"&light .cm-specialChar":{color:"red"},"&dark .cm-specialChar":{color:"#f78"},".cm-tab":{display:"inline-block",overflow:"hidden",verticalAlign:"bottom"},".cm-placeholder":{color:"#888",display:"inline-block"},".cm-button":{verticalAlign:"middle",color:"inherit",fontSize:"70%",padding:".2em 1em",borderRadius:"3px"},"&light .cm-button":{backgroundImage:"linear-gradient(#eff1f5, #d9d9df)",border:"1px solid #888","&:active":{backgroundImage:"linear-gradient(#b4b4b4, #d0d3d6)"}},"&dark .cm-button":{backgroundImage:"linear-gradient(#393939, #111)",border:"1px solid #888","&:active":{backgroundImage:"linear-gradient(#111, #333)"}},".cm-textfield":{verticalAlign:"middle",color:"inherit",fontSize:"70%",border:"1px solid silver",padding:".2em .5em"},"&light .cm-textfield":{backgroundColor:"white"},"&dark .cm-textfield":{border:"1px solid #555",backgroundColor:"inherit"}},Rn),_n={childList:!0,characterData:!0,subtree:!0,characterDataOldValue:!0},Vn=se.ie&&se.ie_version<=11;class zn{constructor(i,t,e){this.view=i,this.onChange=t,this.onScrollChanged=e,this.active=!1,this.ignoreSelection=new ge,this.delayedFlush=-1,this.queue=[],this.scrollTargets=[],this.intersection=null,this.intersecting=!1,this.parentCheck=-1,this.dom=i.contentDOM,this.observer=new MutationObserver(t=>{for(var e of t)this.queue.push(e);(se.ie&&se.ie_version<=11||se.ios&&i.composing)&&t.some(t=>"childList"==t.type&&t.removedNodes.length||"characterData"==t.type&&t.oldValue.length>t.target.nodeValue.length)?this.flushSoon():this.flush()}),Vn&&(this.onCharData=t=>{this.queue.push({target:t.target,type:"characterData",oldValue:t.prevValue}),this.flushSoon()}),this.onSelectionChange=this.onSelectionChange.bind(this),this.start(),this.onScroll=this.onScroll.bind(this),window.addEventListener("scroll",this.onScroll),"function"==typeof IntersectionObserver&&(this.intersection=new IntersectionObserver(t=>{this.parentCheck<0&&(this.parentCheck=setTimeout(this.listenForScroll.bind(this),1e3)),0{this.delayedFlush=-1,this.flush()},20))}forceFlush(){0<=this.delayedFlush&&(window.clearTimeout(this.delayedFlush),this.delayedFlush=-1,this.flush())}flush(){if(!(0<=this.delayedFlush)){let n=this.queue;for(var t of this.observer.takeRecords())n.push(t);n.length&&(this.queue=[]);var r=oe(this.view.root),s=!this.ignoreSelection.eq(r)&&ae(this.dom,r);if(0!=n.length||s){let t=-1,e=-1,i=!1;for(var o of n){o=this.readMutation(o);o&&(o.typeOver&&(i=!0),-1==t?{from:t,to:e}=o:(t=Math.min(o.from,t),e=Math.max(o.to,e)))}r=this.view.state;(-1this.view.docView.sync()),this.view.docView.dirty=0),this.view.docView.updateSelection()),this.clearSelection()}}}readMutation(t){let e=this.view.docView.nearest(t.target);if(!e||e.ignoreMutation(t))return null;if(e.markDirty(),"childList"!=t.type)return{from:e.posAtStart,to:e.posAtEnd,typeOver:t.target.nodeValue==t.oldValue};var i=In(e,t.previousSibling||t.target.previousSibling,-1),t=In(e,t.nextSibling||t.target.nextSibling,1);return{from:i?e.posAfter(i):e.posAtStart,to:t?e.posBefore(t):e.posAtEnd,typeOver:!1}}destroy(){this.stop(),this.intersection&&this.intersection.disconnect();for(var t of this.scrollTargets)t.removeEventListener("scroll",this.onScroll);window.removeEventListener("scroll",this.onScroll),clearTimeout(this.parentCheck)}}function In(t,e,i){for(;e;){var n=ke.get(e);if(n&&n.parent==t)return n;n=e.parentNode;e=n!=t.dom?n:0Date.now()-100||se.android&&t.text.length=o?s-i:0,s-=h,a=s+(a-o),o=s):a=a?s-i:0,s-=i,o=s+(o-a),a=s)}return{from:s,toA:o,toB:a}}(n.state.sliceDoc(l,c),t.text,e-l,i);u&&(s={from:l+u.from,to:l+u.toA,insert:n.state.toText(t.text.slice(u.from,u.toB))})}else!n.hasFocus&&n.state.facet(ri)||(c=oe(n.root),{impreciseHead:l,impreciseAnchor:u}=n.docView,l=l&&l.node==c.focusNode&&l.offset==c.focusOffset?n.state.selection.main.head:n.docView.posFromDOM(c.focusNode,c.focusOffset),c=u&&u.node==c.anchorNode&&u.offset==c.anchorOffset?n.state.selection.main.anchor:function(t){let e=t.isCollapsed;return e&&se.chrome&&t.rangeCount&&!t.getRangeAt(0).collapsed&&(e=!1),e}(c)?l:n.docView.posFromDOM(c.anchorNode,c.anchorOffset),l==a.head&&c==a.anchor||(o=E.single(c,l)));if(s||o)if(!s&&r&&!a.empty&&o&&o.main.empty&&(s={from:a.from,to:a.to,insert:n.state.doc.slice(a.from,a.to)}),s){let i=n.state;if(!se.android||!(s.from==a.from&&s.to==a.to&&1==s.insert.length&&2==s.insert.lines&&jn(n,"Enter",10)||s.from==a.from-1&&s.to==a.to&&0==s.insert.length&&jn(n,"Backspace",8)||s.from==a.from&&s.to==a.to+1&&0==s.insert.length&&jn(n,"Delete",46))){let e=s.insert.toString();if(!n.state.facet(ii).some(t=>t(n,s.from,s.to,e))){0<=n.inputState.composing&&n.inputState.composing++;let t;var d;t=s.from>=a.from&&s.to<=a.to&&s.to-s.from>=(a.to-a.from)/3&&(!o||o.main.empty&&o.main.from==s.from+s.insert.length)?(r=a.froms.to?i.sliceDoc(s.to,a.to):"",i.replaceSelection(n.state.toText(r+s.insert.sliceString(0,void 0,n.state.lineBreak)+d))):{changes:d=i.changes(s),selection:o&&!i.selection.main.eq(o.main)&&o.main.to<=d.newLength?i.selection.replaceRange(o.main):void 0},n.dispatch(t,{scrollIntoView:!0,annotations:st.userEvent.of("input")})}}}else if(o&&!o.main.eq(a)){let t=!1,e;n.inputState.lastSelectionTime>Date.now()-50&&("keyboardselection"==n.inputState.lastSelectionOrigin?t=!0:e=st.userEvent.of(n.inputState.lastSelectionOrigin)),n.dispatch({selection:o,scrollIntoView:t,annotations:e})}}class Wn{constructor(t,e){this.points=t,this.view=e,this.text="",this.lineBreak=e.state.lineBreak}readRange(e,i){if(e){var n=e.parentNode;for(let t=e;;){this.findPointBefore(n,t),this.readNode(t);var r=t.nextSibling;if(r==i)break;var s=ke.get(t),o=ke.get(r);((s?s.breakAfter:Fn(t))||(o?o.breakAfter:Fn(r))&&("BR"!=t.nodeName||t.cmIgnore))&&(this.text+=this.lineBreak),t=r}this.findPointBefore(n,i)}}readNode(i){if(!i.cmIgnore){var n=ke.get(i);let t=n&&n.overrideDOMText,e;null!=t?e=t.sliceString(0,void 0,this.lineBreak):3==i.nodeType?e=i.nodeValue:"BR"==i.nodeName?e=i.nextSibling?this.lineBreak:"":1==i.nodeType&&this.readRange(i.firstChild,null),null!=e&&(this.findPointIn(i,e.length),this.text+=e,se.chrome&&13==this.view.inputState.lastKeyCode&&!i.nextSibling&&/\n\n$/.test(this.text)&&(this.text=this.text.slice(0,-1)))}}findPointBefore(t,e){for(var i of this.points)i.node==t&&t.childNodes[i.offset]==e&&(i.pos=this.text.length)}findPointIn(t,e){for(var i of this.points)i.node==t&&(i.pos=this.text.length+Math.min(i.offset,e))}}function Fn(t){return 1==t.nodeType&&/^(DIV|P|LI|UL|OL|BLOCKQUOTE|DD|DT|H\d|SECTION|PRE)$/.test(t.nodeName)}class qn{constructor(t,e){this.node=t,this.offset=e,this.pos=-1}}function jn(t,e,i){e={key:e,code:e,keyCode:i,which:i,cancelable:!0},i=new KeyboardEvent("keydown",e);t.contentDOM.dispatchEvent(i);e=new KeyboardEvent("keyup",e);return t.contentDOM.dispatchEvent(e),i.defaultPrevented||e.defaultPrevented}class Jn{constructor(t={}){this.plugins=[],this.editorAttrs={},this.contentAttrs={},this.bidiCache=[],this.updateState=2,this.measureScheduled=-1,this.measureRequests=[],this.contentDOM=document.createElement("div"),this.scrollDOM=document.createElement("div"),this.scrollDOM.tabIndex=-1,this.scrollDOM.className="cm-scroller",this.scrollDOM.appendChild(this.contentDOM),this.announceDOM=document.createElement("div"),this.announceDOM.style.cssText="position: absolute; top: -10000px",this.announceDOM.setAttribute("aria-live","polite"),this.dom=document.createElement("div"),this.dom.appendChild(this.announceDOM),this.dom.appendChild(this.scrollDOM),this._dispatch=t.dispatch||(t=>this.update([t])),this.dispatch=this.dispatch.bind(this),this.root=t.root||document,this.viewState=new xn(t.state||pt.create()),this.plugins=this.state.facet(hi).map(t=>new ui(t).update(this)),this.observer=new zn(this,(t,e,i)=>{$n(this,t,e,i)},t=>{this.inputState.runScrollHandlers(this,t),this.measure()}),this.inputState=new Fi(this),this.docView=new wi(this),this.mountStyles(),this.updateAttrs(),this.updateState=0,window.addEventListener("resize",()=>{-1==Un&&(Un=setTimeout(Xn,50))}),this.requestMeasure(),t.parent&&t.parent.appendChild(this.dom)}get state(){return this.viewState.state}get viewport(){return this.viewState.viewport}get visibleRanges(){return this.viewState.visibleRanges}get inView(){return this.viewState.inView}get composing(){return 0t.scrollIntoView)?n.selection.main:null;this.viewState.update(i,s),this.bidiCache=Qn.update(this.bidiCache,i.changes),i.empty||this.updatePlugins(i),e=this.docView.update(i),this.state.facet(gi)!=this.styleModules&&this.mountStyles(),this.updateAttrs(),this.showAnnouncements(t)}finally{this.updateState=0}if((e||scrollTo||this.viewState.mustEnforceCursorAssoc)&&this.requestMeasure(),!i.empty)for(var o of this.state.facet(ei))o(i)}setState(t){if(0!=this.updateState)throw new Error("Calls to EditorView.setState are not allowed while an update is in progress");this.updateState=2;try{for(var e of this.plugins)e.destroy(this);this.viewState=new xn(t),this.plugins=t.facet(hi).map(t=>new ui(t).update(this)),this.docView=new wi(this),this.inputState.ensureHandlers(this),this.mountStyles(),this.updateAttrs(),this.bidiCache=[]}finally{this.updateState=0}this.requestMeasure()}updatePlugins(i){let t=i.startState.facet(hi),n=i.state.facet(hi);if(t!=n){let e=[];for(var r of n){var s=t.indexOf(r);if(s<0)e.push(new ui(r));else{let t=this.plugins[s];t.mustUpdate=i,e.push(t)}}for(var o of this.plugins)o.mustUpdate!=i&&o.destroy(this);this.plugins=e,this.inputState.ensureHandlers(this)}else for(var e of this.plugins)e.mustUpdate=i;for(let t=0;t{try{return t.read(this)}catch(t){return ni(this.state,t),Yn}});let t=new vi(this,this.state);t.flags|=r,n?n.flags|=r:n=t,this.updateState=2,t.empty||this.updatePlugins(t),this.updateAttrs(),r&&this.docView.update(t);for(let t=0;tthis.measure())),e){if(null!=e.key)for(let t=0;tfunction(t,e,i){let n=t.state.charCategorizer(e),r=n(i);return t=>{t=n(t);return r==x.Space&&(r=t),r==t}}(this,e.head,t))}moveToLineBoundary(t,e,i=!0){return function(t,e,i,n){var r=t.state.doc.lineAt(e.head),s=n&&t.lineWrapping?t.coordsAtPos(e.assoc<0&&e.head>r.from?e.head-1:e.head):null;if(s){n=t.dom.getBoundingClientRect(),s=t.posAtCoords({x:i==(t.textDirection==Kt.LTR)?n.right-1:n.left+1,y:(s.top+s.bottom)/2});if(null!=s)return E.cursor(s,i?-1:1)}return e=je.find(t.docView,e.head),r=e?i?e.posAtEnd:e.posAtStart:i?r.to:r.from,E.cursor(r,i?-1:1)}(this,t,e,i)}moveVertically(t,e,i){return Wi(this,t,e,i)}scrollPosIntoView(t){this.viewState.scrollTo=E.cursor(t),this.requestMeasure()}domAtPos(t){return this.docView.domAtPos(t)}posAtDOM(t,e=0){return this.docView.posFromDOM(t,e)}posAtCoords(t){return this.readMeasured(),Ii(this,t)}coordsAtPos(t,e=1){this.readMeasured();var i=this.docView.coordsAt(t,e);if(!i||i.left==i.right)return i;var n=this.state.doc.lineAt(t),r=this.bidiSpans(n);return pe(i,r[Li.find(r,t-n.from,-1,e)].dir==Kt.LTR==0Kn)return Pi(t.length);var e,i=this.textDirection;for(e of this.bidiCache)if(e.from==t.from&&e.dir==i)return e.order;var n=Ei(t.text,this.textDirection);return this.bidiCache.push(new Qn(t.from,t.to,i,n)),n}get hasFocus(){return document.hasFocus()&&this.root.activeElement==this.contentDOM}focus(){this.observer.ignore(()=>{ve(this.contentDOM),this.docView.updateSelection()})}destroy(){for(var t of this.plugins)t.destroy(this);this.inputState.destroy(),this.dom.remove(),this.observer.destroy(),-1({}),{eventHandlers:t})}static theme(t,e){var i=yt.newName();let n=[On.of(i),gi.of(Hn(`.${i}`,t))];return e&&e.dark&&n.push(Ln.of(!0)),n}static baseTheme(t){return W.fallback(gi.of(Hn("."+Bn,t,Rn)))}}Jn.styleModule=gi,Jn.inputHandler=ii,Jn.exceptionSink=ti,Jn.updateListener=ei,Jn.editable=ri,Jn.mouseSelectionStyle=Ze,Jn.dragMovesSelection=Qe,Jn.clickAddsSelectionRange=Ye,Jn.decorations=pi,Jn.contentAttributes=fi,Jn.editorAttributes=di,Jn.lineWrapping=Jn.contentAttributes.of({class:"cm-lineWrapping"}),Jn.announce=rt.define();const Kn=4096;function Gn(t,e){return null==t?e.getBoundingClientRect().top:t}let Un=-1;function Xn(){Un=-1;var i=document.querySelectorAll(".cm-content");for(let e=0;e{if(t){for(var e of t.commands)if(e(i))return!0;t.preventDefault&&(a=!0)}return!1},l=t[n],c;if(l){if(h(l[o+tr(r,e,!s)]))return!0;if(s&&(e.shiftKey||e.altKey||e.metaKey)&&(c=Nt[e.keyCode])&&c!=r){if(h(l[o+tr(c,e,!0)]))return!0}else if(s&&e.shiftKey&&h(l[o+tr(r,e,!0)]))return!0}return a}(function(t){let e=t.facet(er),i=ir.get(e);i||ir.set(e,i=function(t,a=Zn){let h=Object.create(null),n=Object.create(null),l=(t,e)=>{var i=n[t];if(null==i)n[t]=e;else if(i!=e)throw new Error("Key binding "+t+" is used both as a regular binding and as a multi-stroke prefix")},e=(n,t,e,i)=>{let r=h[n]||(h[n]=Object.create(null)),s=t.split(/ (?!$)/).map(t=>function(t,e){var i=t.split(/-(?!$)/);let n=i[i.length-1];"Space"==n&&(n=" ");let r,s,o,a;for(let t=0;t{let e=nr={view:t,prefix:i,scope:n};return setTimeout(()=>{nr==e&&(nr=null)},rr),!0}]})}t=s.join(" ");l(t,!1);let o=r[t]||(r[t]={preventDefault:!1,commands:[]});o.commands.push(e),i&&(o.preventDefault=!0)};for(var i of t){var r=i[a]||i.key;if(r)for(var s of i.scope?i.scope.split(" "):["editor"])e(s,r,i.run,i.preventDefault),i.shift&&e(s,"Shift-"+r,i.shift,i.preventDefault)}return h}(e.reduce((t,e)=>t.concat(e),[])));return i}(e.state),t,e,"editor")}});const er=H.define({enables:te}),ir=new WeakMap;let nr=null;const rr=4e3;const sr=!se.ios,or=H.define({combine(t){return gt(t,{cursorBlinkRate:1200,drawRangeCursor:!0},{cursorBlinkRate:(t,e)=>Math.min(t,e),drawRangeCursor:(t,e)=>t||e})}});class ar{constructor(t,e,i,n,r){this.left=t,this.top=e,this.width=i,this.height=n,this.className=r}draw(){let t=document.createElement("div");return t.className=this.className,this.adjust(t),t}adjust(t){t.style.left=this.left+"px",t.style.top=this.top+"px",0<=this.width&&(t.style.width=this.width+"px"),t.style.height=this.height+"px"}eq(t){return this.left==t.left&&this.top==t.top&&this.width==t.width&&this.height==t.height&&this.className==t.className}}li.fromClass(class{constructor(t){this.view=t,this.rangePieces=[],this.cursors=[],this.measureReq={read:this.readPos.bind(this),write:this.drawSel.bind(this)},this.selectionLayer=t.scrollDOM.appendChild(document.createElement("div")),this.selectionLayer.className="cm-selectionLayer",this.selectionLayer.setAttribute("aria-hidden","true"),this.cursorLayer=t.scrollDOM.appendChild(document.createElement("div")),this.cursorLayer.className="cm-cursorLayer",this.cursorLayer.setAttribute("aria-hidden","true"),t.requestMeasure(this.measureReq),this.setBlinkRate()}setBlinkRate(){this.cursorLayer.style.animationDuration=this.view.state.facet(or).cursorBlinkRate+"ms"}update(t){var e=t.startState.facet(or)!=t.state.facet(or);(e||t.selectionSet||t.geometryChanged||t.viewportChanged)&&this.view.requestMeasure(this.measureReq),t.transactions.some(t=>t.scrollIntoView)&&(this.cursorLayer.style.animationName="cm-blink"==this.cursorLayer.style.animationName?"cm-blink2":"cm-blink"),e&&this.setBlinkRate()}readPos(){let{state:t}=this.view,e=t.facet(or);var i,n=t.selection.ranges.map(t=>t.empty?[]:function(m,n){if(n.to<=m.viewport.from||n.from>=m.viewport.to)return[];let t=Math.max(n.from,m.viewport.from),e=Math.min(n.to,m.viewport.to),v=m.textDirection==Kt.LTR,i=m.contentDOM,r=i.getBoundingClientRect(),s=lr(m),o=window.getComputedStyle(i.firstChild),w=r.left+parseInt(o.paddingLeft),y=r.right-parseInt(o.paddingRight),a=m.visualLineAt(t),h=m.visualLineAt(e);m.lineWrapping&&(a=cr(m,t,a),h=cr(m,e,h));{if(a.from==h.from)return c(u(n.from,n.to,a));{let t=u(n.from,null,a),e=u(null,n.to,h),i=[];return a.toc&&l.fromt&&r(Math.max(p,t),null==i&&p<=c,Math.min(g,e),null==n&&u<=g,d.dir)}if(t=f.to+1,t>=e)break}return 0==h.length&&r(c,null==i,u,null==n,m.textDirection),{top:o,bottom:a,horizontal:h}}}(this.view,t)).reduce((t,e)=>t.concat(e));let r=[];for(i of t.selection.ranges){var s=i==t.selection.main;(i.empty?s&&!sr:!e.drawRangeCursor)||(s=function(t,e,i){e=t.coordsAtPos(e.head,e.assoc||1);if(!e)return null;t=lr(t);return new ar(e.left-t.left,e.top-t.top,-1,e.bottom-e.top,i?"cm-cursor cm-cursor-primary":"cm-cursor cm-cursor-secondary")}(this.view,i,s))&&r.push(s)}return{rangePieces:n,cursors:r}}drawSel({rangePieces:t,cursors:e}){if(t.length!=this.rangePieces.length||t.some((t,e)=>!t.eq(this.rangePieces[e]))){this.selectionLayer.textContent="";for(var i of t)this.selectionLayer.appendChild(i.draw());this.rangePieces=t}if(e.length!=this.cursors.length||e.some((t,e)=>!t.eq(this.cursors[e]))){let i=this.cursorLayer.children;if(i.length!==e.length){this.cursorLayer.textContent="";for(const n of e)this.cursorLayer.appendChild(n.draw())}else e.forEach((t,e)=>t.adjust(i[e]));this.cursors=e}}destroy(){this.selectionLayer.remove(),this.cursorLayer.remove()}});const hr={".cm-line":{"& ::selection":{backgroundColor:"transparent !important"},"&::selection":{backgroundColor:"transparent !important"}}};function lr(t){var e=t.scrollDOM.getBoundingClientRect();return{left:(t.textDirection==Kt.LTR?e.left:e.right-t.scrollDOM.clientWidth)-t.scrollDOM.scrollLeft,top:e.top-t.scrollDOM.scrollTop}}function cr(t,e,i){e=E.cursor(e);return{from:Math.max(i.from,t.moveToLineBoundary(e,!1,!0).from),to:Math.min(i.to,t.moveToLineBoundary(e,!0,!0).from)}}sr&&(hr[".cm-line"].caretColor="transparent !important"),W.override(Jn.theme(hr));const ur=null!=/x/.unicode?"gu":"g",dr=new RegExp("[\0-\b\n- -\u2028\u2029\ufeff-]",ur);let fr=null;H.define({combine(t){let e=gt(t,{render:null,specialChars:dr,addSpecialChars:null});return(e.replaceTabs=(null==fr&&"undefined"!=typeof document&&document.body&&(t=document.body.style,fr=null!=(t.tabSize||t.MozTabSize)),!fr))&&(e.specialChars=new RegExp("\t|"+e.specialChars.source,ur)),e.addSpecialChars&&(e.specialChars=new RegExp(e.specialChars.source+"|"+e.addSpecialChars.source,ur)),e}});const pr=ze.line({attributes:{class:"cm-activeLine"}});li.fromClass(class{constructor(t){this.decorations=this.getDeco(t)}update(t){(t.docChanged||t.selectionSet)&&(this.decorations=this.getDeco(t.view))}getDeco(t){let e=-1,i=[];for(var n of t.state.selection.ranges)n.empty&&((n=t.visualLineAt(n.head)).from>e&&(i.push(pr.range(n.from)),e=n.from));return ze.set(i)}},{decorations:t=>t.decorations});let gr=0;const mr=new WeakMap;class vr{constructor({deserialize:t}={}){this.id=gr++,this.deserialize=t||(()=>{throw new Error("This node type doesn't define a deserialize function")})}static string(){return new vr({deserialize:t=>t})}static number(){return new vr({deserialize:Number})}static flag(){return new vr({deserialize:()=>!0})}set(t,e){return t[this.id]=e,t}add(e){return"function"!=typeof e&&(e=yr.match(e)),t=>{t=e(t);return void 0===t?null:[this,t]}}}vr.closedBy=new vr({deserialize:t=>t.split(" ")}),vr.openedBy=new vr({deserialize:t=>t.split(" ")}),vr.group=new vr({deserialize:t=>t.split(" ")});const wr=Object.create(null);class yr{constructor(t,e,i,n=0){this.name=t,this.props=e,this.id=i,this.flags=n}static define(t){var e=t.props&&t.props.length?Object.create(null):wr,i=(t.top?1:0)|(t.skipped?2:0)|(t.error?4:0)|(null==t.name?8:0),n=new yr(t.name||"",e,t.id,i);if(t.props)for(var r of t.props)Array.isArray(r)||(r=r(n)),r&&r[0].set(e,r[1]);return n}prop(t){return this.props[t.id]}get isTop(){return 0<(1&this.flags)}get isSkipped(){return 0<(2&this.flags)}get isError(){return 0<(4&this.flags)}get isAnonymous(){return 0<(8&this.flags)}is(e){if("string"!=typeof e)return this.id==e;{if(this.name==e)return!0;let t=this.prop(vr.group);return!!t&&-1{for(let t=i.prop(vr.group),e=-1;e<(t?t.length:0);e++){var n=r[e<0?i.name:t[e]];if(n)return n}}}}yr.none=new yr("",Object.create(null),0,8);class br{constructor(t,e,i,n){this.type=t,this.children=e,this.positions=i,this.length=n}toString(){var t=this.children.map(t=>t.toString()).join();return this.type.name?(/\W/.test(this.type.name)&&!this.type.isError?JSON.stringify(this.type.name):this.type.name)+(t.length?"("+t+")":""):t}cursor(t,e=0){var i=null!=t&&mr.get(this)||this.topNode;let n=new Tr(i);return null!=t&&(n.moveTo(t,e),mr.set(this,n._tree)),n}fullCursor(){return new Tr(this.topNode,!0)}get topNode(){return new Sr(this,0,0,null)}resolve(t,e=0){return this.cursor(t,e).node}iterate(t){let{enter:i,leave:n,from:r=0,to:s=this.length}=t;for(let e=this.cursor();;){let t=!1;if(e.from<=s&&e.to>=r&&(e.type.isAnonymous||!1!==i(e.type,e.from,e.to))){if(e.firstChild())continue;e.type.isAnonymous||(t=!0)}for(;t&&n&&n(e.type,e.from,e.to),t=e.type.isAnonymous,!e.nextSibling();){if(!e.parent())return;t=!0}}}balance(t=1024){return this.children.length<=Lr?this:Br(this.type,yr.none,this.children,this.positions,0,this.children.length,0,t,this.length,0)}static build(t){let{buffer:e,nodeSet:m,topID:i=0,maxBufferLength:v=1024,reused:w=[],minRepeatType:y=m.types.length}=t,b=Array.isArray(e)?new Or(e,e.length):e,x=m.types,k=0;function S(i,t,e,n,r){var{id:s,start:o,end:a,size:h}=b;let l=o-i;if(h<0)return-1==h?(e.push(w[s]),n.push(l)):k=s,void b.next();let c=x[s],u,d;if(a-o<=v&&(d=function(t,e){let i=b.fork(),n=0,r=0,s=0,o=i.end-v,a={size:0,start:0,skip:0};t:for(var h=i.pos-t;i.pos>h;)if(i.id!=e){var l=i.size,c=i.pos-l;if(l<0||c=y?4:0;var u=i.start;for(i.next();i.pos>c;){if(i.size<0)break t;i.id>=y&&(t+=4),i.next()}r=u,n+=l,s+=t}else 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Er(l,c,t.tree,t.offset+h,(0d)break;s=rt.length&&n.push(r);return n}}const Pr=new vr;class Rr{constructor(t,e,i,n=[]){this.data=t,this.topNode=i,pt.prototype.hasOwnProperty("tree")||Object.defineProperty(pt.prototype,"tree",{get(){return Nr(this)}}),this.parser=e,this.extension=[Fr.of(this),pt.languageData.of((t,e)=>t.facet(Hr(t,e)))].concat(n)}isActiveAt(t,e){return Hr(t,e)==this.data}findRegions(t){var e=t.facet(Fr);if((null==e?void 0:e.data)==this.data)return[{from:0,to:t.doc.length}];if(!e||!e.allowsNesting)return[];let n=[];return Nr(t).iterate({enter:(t,e,i)=>{if(t.isTop&&t.prop(Pr)==this.data)return n.push({from:e,to:i}),!1}}),n}get allowsNesting(){return!0}parseString(t){var e=d.of(t.split("\n"));let i=this.parser.startParse(new _r(e),0,new Vr(this.parser,pt.create({doc:e}),[],br.empty,{from:0,to:t.length},[])),n;for(;!(n=i.advance()););return n}}function Hr(t,e){var i=t.facet(Fr);if(!i)return null;if(!i.allowsNesting)return i.data;let n=Nr(t),r=n.resolve(e,-1);for(;r;){var s=r.type.prop(Pr);if(s)return s;r=r.parent}return i.data}function Nr(t){t=t.field(Rr.state,!1);return t?t.tree:br.empty}Rr.setState=rt.define();class _r{constructor(t,e=t.length){this.doc=t,this.length=e,this.cursorPos=0,this.string="",this.prevString="",this.cursor=t.iter()}syncTo(t){return t=this.length)return-1;let e=this.cursorPos-this.string.length;if(t=this.cursorPos){if(t=e-this.prevString.length)return this.prevString.charCodeAt(t-(e-this.prevString.length));e=this.syncTo(t)}return this.string.charCodeAt(t-e)}lineAfter(t){if(t>=this.length||t<0)return"";let e=this.cursorPos-this.string.length;return(t=this.cursorPos)&&(e=this.syncTo(t)),this.cursor.lineBreak?"":this.string.slice(t-e)}read(t,e){var i=this.cursorPos-this.string.length;return t=this.cursorPos?this.doc.sliceString(t,e):this.string.slice(t-i,e-i)}clip(t){return new _r(this.doc,t)}}class Vr{constructor(t,e,i=[],n,r,s){this.parser=t,this.state=e,this.fragments=i,this.tree=n,this.viewport=r,this.skipped=s,this.parse=null,this.tempSkipped=[]}work(t,e){if(this.tree!=br.empty&&(null==e?this.tree.length==this.state.doc.length:this.tree.length>=e))return this.takeTree(),!0;this.parse||(this.parse=this.parser.startParse(new _r(this.state.doc),0,this));for(var i=Date.now()+t;;){var n=this.parse.advance();if(n)return this.fragments=this.withoutTempSkipped(Er.addTree(n)),this.parse=null,this.tree=n,!0;if(null!=e&&this.parse.pos>=e)return this.takeTree(),!0;if(Date.now()>i)return!1}}takeTree(){this.parse&&this.parse.pos>this.tree.length&&(this.tree=this.parse.forceFinish(),this.fragments=this.withoutTempSkipped(Er.addTree(this.tree,this.fragments,!0)))}withoutTempSkipped(t){for(var e;e=this.tempSkipped.pop();)t=zr(t,e.from,e.to);return t}changes(t,e){let{fragments:i,tree:n,viewport:s,skipped:o}=this;if(this.takeTree(),!t.empty){let r=[];if(t.iterChangedRanges((t,e,i,n)=>r.push({fromA:t,toA:e,fromB:i,toB:n})),i=Er.applyChanges(i,r),n=br.empty,s={from:t.mapPos(s.from,-1),to:t.mapPos(s.to,1)},this.skipped.length){o=[];for(var a of this.skipped){var h=t.mapPos(a.from,1),a=t.mapPos(a.to,-1);he.from&&(this.fragments=zr(this.fragments,i,n),this.skipped.splice(t--,1))}return this.skipped.length=t}}function zr(t,e,i){return Er.applyChanges(t,[{fromA:e,toA:i,fromB:e,toB:i}])}Vr.skippingParser={startParse(t,e,i){return{pos:e,advance(){return i.tempSkipped.push({from:e,to:t.length}),this.pos=t.length,new br(yr.none,[],[],t.length-e)},forceFinish(){return this.advance()}}}};class Ir{constructor(t){this.context=t,this.tree=t.tree}apply(t){if(!t.docChanged)return this;let e=this.context.changes(t.changes,t.state);t=this.context.tree.length==t.startState.doc.length?void 0:Math.max(t.changes.mapPos(this.context.tree.length),e.viewport.to);return e.work(25,t)||e.takeTree(),new Ir(e)}static init(t){let e=new Vr(t.facet(Fr).parser,t,[],br.empty,{from:0,to:t.doc.length},[]);return e.work(25)||e.takeTree(),new Ir(e)}}Rr.state=z.define({create:Ir.init,update(t,e){for(var i of e.effects)if(i.is(Rr.setState))return i.value;return e.startState.facet(Fr)!=e.state.facet(Fr)?Ir.init(e.state):t.apply(e)}});let $r="undefined"!=typeof window&&window.requestIdleCallback||((t,{timeout:e})=>setTimeout(t,e)),Wr="undefined"!=typeof window&&window.cancelIdleCallback||clearTimeout;Qt=li.fromClass(class{constructor(t){this.view=t,this.working=-1,this.chunkEnd=-1,this.chunkBudget=-1,this.work=this.work.bind(this),this.scheduleWork()}update(e){if(e.viewportChanged){let t=this.view.state.field(Rr.state).context;t.updateViewport(e.view.viewport)&&t.reset(),this.view.viewport.to>t.tree.length&&this.scheduleWork()}e.docChanged&&(this.view.hasFocus&&(this.chunkBudget+=50),this.scheduleWork())}scheduleWork(){if(!(-1=t.doc.length||(this.working=$r(this.work,{timeout:500}))}}work(n){this.working=-1;var r=Date.now();if(this.chunkEnd=e+1e6||(n=Math.min(this.chunkBudget,n?Math.max(25,n.timeRemaining()):100),n=i.context.work(n,e+1e6),this.chunkBudget-=Date.now()-r,(n||this.chunkBudget<=0||i.context.movedPast(e))&&(i.context.takeTree(),this.view.dispatch({effects:Rr.setState.of(new Ir(i.context))})),!n&&0{if(!t.length)return" ";if(!/^(?: +|\t+)$/.test(t[0]))throw new Error("Invalid indent unit: "+JSON.stringify(t[0]));return t[0]}});function Jr(t){let e=t.facet(jr);return 9==e.charCodeAt(0)?t.tabSize*e.length:e.length}function Kr(t,e){let i="",n=t.tabSize;if(9==t.facet(jr).charCodeAt(0))for(;n<=e;)i+="\t",e-=n;for(let t=0;tfunction(t,e,i,n,r){let s=t.textAfter,o=s.match(/^\s*/)[0].length,a=n&&s.slice(o,o+n.length)==n||r==t.pos+o,h=e?function(t){let e=t.node,i=e.childAfter(e.from),n=e.lastChild;if(!i)return null;var r=null===(r=t.options)||void 0===r?void 0:r.simulateBreak,t=t.state.doc.lineAt(i.from),s=null==r||r<=t.from?t.to:Math.min(t.to,r);for(let t=i.to;;){var o=e.childAfter(t);if(!o||o==n)return null;if(!o.type.isSkipped)return o.fromJn.decorations.from(t)}),Zt];function as(t,e,i){var n=t.prop(e<0?vr.openedBy:vr.closedBy);if(n)return n;if(1==t.name.length){t=i.indexOf(t.name);if(-1=e.to){if(0==o&&-1>1==h>>1};u--}}0"},cs=rt.define({map(t,e){t=e.mapPos(t,-1,b.TrackAfter);return null==t?void 0:t}}),us=rt.define({map(t,e){return e.mapPos(t)}}),ds=new class extends kt{};ds.startSide=1,ds.endSide=-1;const fs=z.define({create(){return Ct.empty},update(t,i){var e,n;i.selection&&(e=i.state.doc.lineAt(i.selection.main.head).from,n=i.startState.doc.lineAt(i.startState.selection.main.head).from,e!=i.changes.mapPos(n,-1)&&(t=Ct.empty)),t=t.map(i.changes);for(let e of i.effects)e.is(cs)?t=t.update({add:[ds.range(e.value,e.value+1)]}):e.is(us)&&(t=t.update({filter:t=>t!=e.value}));return t}});const ps="()[]{}<>";function gs(e){for(let t=0;t>10),56320+(1023&t)));var t}function ms(t,e){return t.languageDataAt("closeBrackets",e)[0]||ls}function vs(t,e,i,n){if(t.composing)return!1;var r=t.state.selection.main;if(2{if(!t.empty)return{changes:[{insert:s,from:t.from},{insert:s,from:t.to}],effects:cs.of(t.to+s.length),range:E.range(t.anchor+s.length,t.head+s.length)};var e=t.head,i=bs(r.doc,e);if(i==s){if(xs(r,e))return{changes:{insert:s+s,from:e},effects:cs.of(e+s.length),range:E.cursor(e+s.length)};if(ys(r,e)){var n=o&&r.sliceDoc(e,e+3*s.length)==s+s+s;return{range:E.cursor(e+s.length*(n?3:1)),effects:us.of(e)}}}else{if(o&&r.sliceDoc(e-2*s.length,e)==s+s&&xs(r,e-2*s.length))return{changes:{insert:s+s+s+s,from:e},effects:cs.of(e+s.length),range:E.cursor(e+s.length)};if(r.charCategorizer(e)(i)!=x.Word){i=r.sliceDoc(e-1,e);if(i!=s&&r.charCategorizer(e)(i)!=x.Word)return{changes:{insert:s+s,from:e},effects:cs.of(e+s.length),range:E.cursor(e+s.length)}}}return{range:a=t}});return a?null:r.update(t,{scrollIntoView:!0,annotations:st.userEvent.of("input")})}(t,r,-1{if(!t.empty)return{changes:[{insert:n,from:t.from},{insert:r,from:t.to}],effects:cs.of(t.to+n.length),range:E.range(t.anchor+n.length,t.head+n.length)};var e=bs(i.doc,t.head);return!e||/\s/.test(e)||-1t.empty&&bs(e.doc,t.head)==i?E.cursor(t.head+i.length):n=t);return n?null:e.update({selection:E.create(t,e.selection.mainIndex),scrollIntoView:!0,effects:e.selection.ranges.map(({from:t})=>us.of(t))})}(t,(r,s))}return null}(t.state,n);return!!n&&(t.dispatch(n),!0)}const ws=[{key:"Backspace",run:({state:n,dispatch:t})=>{let r=ms(n,n.selection.main.head).brackets||ls.brackets,s=null,e=n.changeByRange(t=>{if(t.empty){var e,i=function(t,e){let i=t.sliceString(e-2,e);return u(c(i,0))==i.length?i:i.slice(1)}(n.doc,t.head);for(e of r)if(e==i&&bs(n.doc,t.head)==gs(c(e,0)))return{changes:{from:t.head-e.length,to:t.head+e.length},range:E.cursor(t.head-e.length),annotations:st.userEvent.of("delete")}}return{range:s=t}});return s||t(n.update(e,{scrollIntoView:!0})),!s}}];function ys(t,e){let i=!1;return t.field(fs).between(0,t.doc.length,t=>{t==e&&(i=!0)}),i}function bs(t,e){let i=t.sliceString(e,e+2);return i.slice(0,u(c(i,0)))}function xs(t,e){t=Nr(t).resolve(e+1);return t.parent&&t.from==e}function ks(t,e){return E.create(t.ranges.map(e),t.mainIndex)}function Ss(t,e){return t.update({selection:e,scrollIntoView:!0,annotations:st.userEvent.of("keyboardselection")})}function As({state:t,dispatch:e},i){let n=ks(t.selection,i);return!n.eq(t.selection)&&(e(Ss(t,n)),!0)}function Ms(t,e){return E.cursor(e?t.to:t.from)}function Cs(e,i){return As(e,t=>t.empty?e.moveByChar(t,i):Ms(t,i))}const Ts=t=>Cs(t,t.textDirection!=Kt.LTR),Ds=t=>Cs(t,t.textDirection==Kt.LTR);function Os(e,i){return As(e,t=>t.empty?e.moveByGroup(t,i):Ms(t,i))}function Ls(e,i,n){let r=Nr(e).resolve(i.head);var s,o,a,h=n?vr.closedBy:vr.openedBy;for(let t=i.head;;){var l=n?r.childAfter(t):r.childBefore(t);if(!l)break;s=e,a=h,(o=l).type.prop(a)||((a=o.to-o.from)&&(2t.empty?e.moveVertically(t,i):Ms(t,i))}const Es=t=>Bs(t,!1),Ps=t=>Bs(t,!0);function Rs(e,i){return As(e,t=>t.empty?e.moveVertically(t,i,e.dom.clientHeight):Ms(t,i))}const Hs=t=>Rs(t,!1),Ns=t=>Rs(t,!0);function _s(t,e,i){let n=t.visualLineAt(e.head),r=t.moveToLineBoundary(e,i);return r.head==e.head&&r.head!=(i?n.to:n.from)&&(r=t.moveToLineBoundary(e,i,!1)),i||r.head!=n.from||!n.length||(t=/^\s*/.exec(t.state.sliceDoc(n.from,Math.min(n.from+100,n.to)))[0].length)&&e.head!=n.from+t&&(r=E.cursor(n.from+t)),r}const Vs=e=>As(e,t=>E.cursor(e.visualLineAt(t.head).from,1)),zs=e=>As(e,t=>E.cursor(e.visualLineAt(t.head).to,-1));function Is(t,i){let e=ks(t.state.selection,t=>{var e=i(t);return E.range(t.anchor,e.head,e.goalColumn)});return!e.eq(t.state.selection)&&(t.dispatch(Ss(t.state,e)),!0)}function $s(e,i){return Is(e,t=>e.moveByChar(t,i))}const Ws=t=>$s(t,t.textDirection!=Kt.LTR),Fs=t=>$s(t,t.textDirection==Kt.LTR);function qs(e,i){return Is(e,t=>e.moveByGroup(t,i))}function js(e,i){return Is(e,t=>e.moveVertically(t,i))}const Js=t=>js(t,!1),Ks=t=>js(t,!0);function Gs(e,i){return Is(e,t=>e.moveVertically(t,i,e.dom.clientHeight))}const Us=t=>Gs(t,!1),Xs=t=>Gs(t,!0);const Ys=e=>Is(e,t=>E.cursor(e.visualLineAt(t.head).from)),Qs=e=>Is(e,t=>E.cursor(e.visualLineAt(t.head).to)),Zs=({state:t,dispatch:e})=>(e(Ss(t,{anchor:0})),!0),to=({state:t,dispatch:e})=>(e(Ss(t,{anchor:t.doc.length})),!0),eo=({state:t,dispatch:e})=>(e(Ss(t,{anchor:t.selection.main.anchor,head:0})),!0),io=({state:t,dispatch:e})=>(e(Ss(t,{anchor:t.selection.main.anchor,head:t.doc.length})),!0);function no({state:t,dispatch:e},r){var i=t.changeByRange(t=>{let{from:e,to:i}=t;var n;return e==i&&(n=r(e),e=Math.min(e,n),i=Math.max(i,n)),e==i?{range:t}:{changes:{from:e,to:i},range:E.cursor(e)}});return!i.changes.empty&&(e(t.update(i,{scrollIntoView:!0,annotations:st.userEvent.of("delete")})),!0)}const ro=(a,h,l)=>no(a,e=>{let{state:t}=a,i=t.doc.lineAt(e),n;if(!h&&e>i.from&&ero(t,!0,!1),oo=(t,l)=>no(t,e=>{let i=e,{state:n}=t,r=n.doc.lineAt(i),s=n.charCategorizer(i);for(let t=null;;){if(i==(l?r.to:r.from)){i==e&&r.number!=(l?n.doc.lines:1)&&(i+=l?1:-1);break}var o=S(r.text,i-r.from,l)+r.from,a=r.text.slice(Math.min(i,o)-r.from,Math.max(i,o)-r.from),h=s(a);if(null!=t&&h!=t)break;" "==a&&i==e||(t=h),i=o}return i}),ao=t=>oo(t,!1),ho=t=>oo(t,!0);function lo(t){let e=[],i=-1;for(var n of t.selection.ranges){var r=t.doc.lineAt(n.from),n=t.doc.lineAt(n.to);i==r.number?e[e.length-1].to=n.to:e.push({from:r.from,to:n.to}),i=n.number}return e}function co(t,e,i){let n=[];for(var r of lo(t)){var s;(i?r.to!=t.doc.length:0!=r.from)&&(s=t.doc.lineAt(i?r.to+1:r.from-1),i?n.push({from:r.to,to:s.to},{from:r.from,insert:s.text+t.lineBreak}):n.push({from:s.from,to:r.from},{from:r.to,insert:t.lineBreak+s.text}))}return!!n.length&&(e(t.update({changes:n,scrollIntoView:!0})),!0)}function uo(t,e,i){let n=[];for(var r of lo(t))i?n.push({from:r.from,insert:t.doc.slice(r.from,r.to)+t.lineBreak}):n.push({from:r.to,insert:t.lineBreak+t.doc.slice(r.from,r.to)});return e(t.update({changes:n,scrollIntoView:!0})),!0}function fo(r,s){let o=-1;return r.changeByRange(e=>{var i=[];for(let t=e.from;t<=e.to;){var n=r.doc.lineAt(t);n.number>o&&(e.empty||e.to>n.from)&&(s(n,i,e),o=n.number),t=n.to+1}let t=r.changes(i);return{changes:i,range:E.range(t.mapPos(e.anchor,1),t.mapPos(e.head,1))}})}const po=({state:o,dispatch:t})=>{let a=Object.create(null),h=new Ur(o,{overrideIndentation:t=>{t=a[t];return null==t?-1:t}});var e=fo(o,(t,e,i)=>{var n,r,s=Gr(h,t.from);null==s||((n=/^\s*/.exec(t.text)[0])!=(r=Kr(o,s))||i.from(t(i.update(fo(i,(t,e)=>{e.push({from:t.from,insert:i.facet(jr)})}))),!0);const mo=[{key:"Ctrl-b",run:Ts,shift:Ws},{key:"Ctrl-f",run:Ds,shift:Fs},{key:"Ctrl-p",run:Es,shift:Js},{key:"Ctrl-n",run:Ps,shift:Ks},{key:"Ctrl-a",run:Vs,shift:Ys},{key:"Ctrl-e",run:zs,shift:Qs},{key:"Ctrl-d",run:so},{key:"Ctrl-h",run:t=>ro(t,!1,!1)},{key:"Ctrl-k",run:i=>no(i,t=>{var e=i.visualLineAt(t).to;return t{var i=t.changeByRange(t=>({changes:{from:t.from,to:t.to,insert:d.of(["",""])},range:E.cursor(t.from)}));return e(t.update(i,{scrollIntoView:!0,annotations:st.userEvent.of("input")})),!0}},{key:"Ctrl-t",run:({state:n,dispatch:t})=>{var e=n.changeByRange(t=>{if(!t.empty||0==t.from||t.from==n.doc.length)return{range:t};var e=t.from,i=n.doc.lineAt(e),t=e==i.from?e-1:S(i.text,e-i.from,!1)+i.from,i=e==i.to?e+1:S(i.text,e-i.from,!0)+i.from;return{changes:{from:t,to:i,insert:n.doc.slice(e,i).append(n.doc.slice(t,e))},range:E.cursor(i)}});return!e.changes.empty&&(t(n.update(e,{scrollIntoView:!0})),!0)}},{key:"Alt-f",run:t=>Os(t,!0),shift:t=>qs(t,!0)},{key:"Alt-b",run:t=>Os(t,!1),shift:t=>qs(t,!1)},{key:"Alt-<",run:Zs},{key:"Alt->",run:to},{key:"Ctrl-v",run:Ns},{key:"Alt-v",run:Hs}];Yt=[{key:"ArrowLeft",run:Ts,shift:Ws},{key:"Mod-ArrowLeft",mac:"Alt-ArrowLeft",run:t=>Os(t,t.textDirection!=Kt.LTR),shift:t=>qs(t,t.textDirection!=Kt.LTR)},{mac:"Cmd-ArrowLeft",run:Vs,shift:Ys},{key:"ArrowRight",run:Ds,shift:Fs},{key:"Mod-ArrowRight",mac:"Alt-ArrowRight",run:t=>Os(t,t.textDirection==Kt.LTR),shift:t=>qs(t,t.textDirection==Kt.LTR)},{mac:"Cmd-ArrowRight",run:zs,shift:Qs},{key:"ArrowUp",run:Es,shift:Js},{mac:"Cmd-ArrowUp",run:Zs,shift:eo},{mac:"Ctrl-ArrowUp",run:Hs,shift:Us},{key:"ArrowDown",run:Ps,shift:Ks},{mac:"Cmd-ArrowDown",run:to,shift:io},{mac:"Ctrl-ArrowDown",run:Ns,shift:Xs},{key:"PageUp",run:Hs,shift:Us},{key:"PageDown",run:Ns,shift:Xs},{key:"Home",run:e=>As(e,t=>_s(e,t,!1)),shift:e=>Is(e,t=>_s(e,t,!1))},{key:"Mod-Home",run:Zs,shift:eo},{key:"End",run:e=>As(e,t=>_s(e,t,!0)),shift:e=>Is(e,t=>_s(e,t,!0))},{key:"Mod-End",run:to,shift:io},{key:"Enter",run:({state:a,dispatch:t})=>{var e=a.changeByRange(({from:t,to:e})=>{var i=t==e&&function(t,e){if(/\(\)|\[\]|\{\}/.test(t.sliceDoc(e-1,e+1)))return{from:e,to:e};let i=Nr(t).resolve(e),n=i.childBefore(e),r=i.childAfter(e),s;return n&&r&&n.to<=e&&r.from>=e&&(s=n.type.prop(vr.closedBy))&&-1s.from&&t(e(t.update({selection:{anchor:0,head:t.doc.length},annotations:st.userEvent.of("keyboardselection")})),!0)},{key:"Backspace",run:t=>ro(t,!1,!0)},{key:"Delete",run:so},{key:"Mod-Backspace",mac:"Alt-Backspace",run:ao},{key:"Mod-Delete",mac:"Alt-Delete",run:ho}].concat(mo.map(t=>({mac:t.key,run:t.run,shift:t.shift})));const vo=[{key:"Alt-ArrowLeft",mac:"Ctrl-ArrowLeft",run:e=>As(e,t=>Ls(e.state,t,e.textDirection!=Kt.LTR)),shift:e=>Is(e,t=>Ls(e.state,t,e.textDirection!=Kt.LTR))},{key:"Alt-ArrowRight",mac:"Ctrl-ArrowRight",run:e=>As(e,t=>Ls(e.state,t,e.textDirection==Kt.LTR)),shift:e=>Is(e,t=>Ls(e.state,t,e.textDirection==Kt.LTR))},{key:"Alt-ArrowUp",run:({state:t,dispatch:e})=>co(t,e,!1)},{key:"Shift-Alt-ArrowUp",run:({state:t,dispatch:e})=>uo(t,e,!1)},{key:"Alt-ArrowDown",run:({state:t,dispatch:e})=>co(t,e,!0)},{key:"Shift-Alt-ArrowDown",run:({state:t,dispatch:e})=>uo(t,e,!0)},{key:"Escape",run:({state:t,dispatch:e})=>{let i=t.selection,n=null;return 1{var e=lo(i).map(({from:t,to:e})=>E.range(t,Math.min(e+1,i.doc.length)));return t(i.update({selection:E.create(e),annotations:st.userEvent.of("keyboardselection")})),!0}},{key:"Mod-i",run:({state:n,dispatch:t})=>{var e=ks(n.selection,t=>{var e;let i=Nr(n).resolve(t.head,1);for(;!(i.from=t.to||i.to>t.to&&i.from<=t.from||null===(e=i.parent)||void 0===e)&&e.parent;)i=i.parent;return E.range(i.to,i.from)});return t(Ss(n,e)),!0}},{key:"Mod-[",run:({state:o,dispatch:t})=>(t(o.update(fo(o,(n,r)=>{let s=/^\s*/.exec(n.text)[0];if(s){let t=A(s,0,o.tabSize),e=0,i=Kr(o,Math.max(0,t-Jr(o)));for(;e{let{state:i}=e,t=i.changes(lo(i).map(({from:t,to:e})=>(0e.moveVertically(t,!0)).map(t);return e.dispatch({changes:t,selection:n,scrollIntoView:!0}),!0}},{key:"Shift-Mod-\\",run:({state:t,dispatch:e})=>function(i,t,n){let r=!1,e=ks(i.selection,t=>{var e=hs(i,t.head,-1)||hs(i,t.head,1)||0t.selection.ranges.some(t=>!t.empty)?go({state:t,dispatch:e}):(e(t.update(t.replaceSelection("\t"),{scrollIntoView:!0,annotations:st.userEvent.of("input")})),!0),shift:po},yo=et.define(),bo=et.define(),xo=H.define(),ko=H.define({combine(t){return gt(t,{minDepth:100,newGroupDelay:500},{minDepth:Math.max,newGroupDelay:Math.min})}}),So=z.define({create(){return Ro.empty},update(e,i){var n=i.state.facet(ko),r=i.annotation(yo);if(r){var s=To.fromTransaction(i),o=r.side;let t=0==o?e.undone:e.done;return t=s?Do(t,t.length,n.minDepth,s):Eo(t,i.startState.selection),new Ro(0==o?r.rest:t,0==o?t:r.rest)}var t=i.annotation(bo);if("full"!=t&&"before"!=t||(e=e.isolate()),!1===i.annotation(st.addToHistory))return i.changes.empty?e:e.addMapping(i.changes.desc);s=To.fromTransaction(i),o=i.annotation(st.time),r=i.annotation(st.userEvent);return s?e=e.addChanges(s,o,r,n.newGroupDelay,n.minDepth):i.selection&&(e=e.addSelection(i.startState.selection,o,r,n.newGroupDelay)),e="full"==t||"after"==t?e.isolate():e},toJSON(t){return{done:t.done.map(t=>t.toJSON()),undone:t.undone.map(t=>t.toJSON())}},fromJSON(t){return new Ro(t.done.map(To.fromJSON),t.undone.map(To.fromJSON))}});function Ao(n,r){return function({state:t,dispatch:e}){let i=t.field(So,!1);if(!i)return!1;t=i.pop(n,t,r);return!!t&&(e(t),!0)}}const Mo=Ao(0,!1),Co=Ao(1,!1);ee=Ao(0,!0),ie=Ao(1,!0);class 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未完成",innerHTML:''},{type:"task-yes",title:"任务 - 已完成",innerHTML:''},{type:"code-block",title:"代码块",innerHTML:''},{type:"time",title:"当前时间",innerHTML:''},{type:"clean",title:"清屏",innerHTML:''},{type:"download",title:"下载",innerHTML:''},{type:"fullScreen",title:"全屏/取消全屏",innerHTML:''},{type:"publish",title:"发布文章",innerHTML:''},{type:"about",title:"关于",innerHTML:''}];const Qo=new HyperDown;function Zo(t){t=(t=(t=Qo.makeHtml(t)).replace(/{x}/g,'')).replace(/{ }/g,''),$(".cm-preview-content").html(t),$(".cm-preview-content pre code").each((t,e)=>Prism.highlightElement(e))}class ta extends class{constructor(){$("body").append(`
+(function () {
+ 'use strict';
+
+ // Compressed representation of the Grapheme_Cluster_Break=Extend
+ // information from
+ // http://www.unicode.org/Public/13.0.0/ucd/auxiliary/GraphemeBreakProperty.txt.
+ // Each pair of elements represents a range, as an offet from the
+ // previous range and a length. Numbers are in base-36, with the empty
+ // string being a shorthand for 1.
+ let extend = "lc,34,7n,7,7b,19,,,,2,,2,,,20,b,1c,l,g,,2t,7,2,6,2,2,,4,z,,u,r,2j,b,1m,9,9,,o,4,,9,,3,,5,17,3,3b,f,,w,1j,,,,4,8,4,,3,7,a,2,t,,1m,,,,2,4,8,,9,,a,2,q,,2,2,1l,,4,2,4,2,2,3,3,,u,2,3,,b,2,1l,,4,5,,2,4,,k,2,m,6,,,1m,,,2,,4,8,,7,3,a,2,u,,1n,,,,c,,9,,14,,3,,1l,3,5,3,,4,7,2,b,2,t,,1m,,2,,2,,3,,5,2,7,2,b,2,s,2,1l,2,,,2,4,8,,9,,a,2,t,,20,,4,,2,3,,,8,,29,,2,7,c,8,2q,,2,9,b,6,22,2,r,,,,,,1j,e,,5,,2,5,b,,10,9,,2u,4,,6,,2,2,2,p,2,4,3,g,4,d,,2,2,6,,f,,jj,3,qa,3,t,3,t,2,u,2,1s,2,,7,8,,2,b,9,,19,3,3b,2,y,,3a,3,4,2,9,,6,3,63,2,2,,1m,,,7,,,,,2,8,6,a,2,,1c,h,1r,4,1c,7,,,5,,14,9,c,2,w,4,2,2,,3,1k,,,2,3,,,3,1m,8,2,2,48,3,,d,,7,4,,6,,3,2,5i,1m,,5,ek,,5f,x,2da,3,3x,,2o,w,fe,6,2x,2,n9w,4,,a,w,2,28,2,7k,,3,,4,,p,2,5,,47,2,q,i,d,,12,8,p,b,1a,3,1c,,2,4,2,2,13,,1v,6,2,2,2,2,c,,8,,1b,,1f,,,3,2,2,5,2,,,16,2,8,,6m,,2,,4,,fn4,,kh,g,g,g,a6,2,gt,,6a,,45,5,1ae,3,,2,5,4,14,3,4,,4l,2,fx,4,ar,2,49,b,4w,,1i,f,1k,3,1d,4,2,2,1x,3,10,5,,8,1q,,c,2,1g,9,a,4,2,,2n,3,2,,,2,6,,4g,,3,8,l,2,1l,2,,,,,m,,e,7,3,5,5f,8,2,3,,,n,,29,,2,6,,,2,,,2,,2,6j,,2,4,6,2,,2,r,2,2d,8,2,,,2,2y,,,,2,6,,,2t,3,2,4,,5,77,9,,2,6t,,a,2,,,4,,40,4,2,2,4,,w,a,14,6,2,4,8,,9,6,2,3,1a,d,,2,ba,7,,6,,,2a,m,2,7,,2,,2,3e,6,3,,,2,,7,,,20,2,3,,,,9n,2,f0b,5,1n,7,t4,,1r,4,29,,f5k,2,43q,,,3,4,5,8,8,2,7,u,4,44,3,1iz,1j,4,1e,8,,e,,m,5,,f,11s,7,,h,2,7,,2,,5,79,7,c5,4,15s,7,31,7,240,5,gx7k,2o,3k,6o".split(",").map(s => s ? parseInt(s, 36) : 1);
+ // Convert offsets into absolute values
+ for (let i = 1; i < extend.length; i++)
+ extend[i] += extend[i - 1];
+ function isExtendingChar(code) {
+ for (let i = 1; i < extend.length; i += 2)
+ if (extend[i] > code)
+ return extend[i - 1] <= code;
+ return false;
+ }
+ function isRegionalIndicator(code) {
+ return code >= 0x1F1E6 && code <= 0x1F1FF;
+ }
+ const ZWJ = 0x200d;
+ /// Returns a next grapheme cluster break _after_ (not equal to)
+ /// `pos`, if `forward` is true, or before otherwise. Returns `pos`
+ /// itself if no further cluster break is available in the string.
+ /// Moves across surrogate pairs, extending characters, characters
+ /// joined with zero-width joiners, and flag emoji.
+ function findClusterBreak(str, pos, forward = true) {
+ return (forward ? nextClusterBreak : prevClusterBreak)(str, pos);
+ }
+ function nextClusterBreak(str, pos) {
+ if (pos == str.length)
+ return pos;
+ // If pos is in the middle of a surrogate pair, move to its start
+ if (pos && surrogateLow(str.charCodeAt(pos)) && surrogateHigh(str.charCodeAt(pos - 1)))
+ pos--;
+ let prev = codePointAt(str, pos);
+ pos += codePointSize(prev);
+ while (pos < str.length) {
+ let next = codePointAt(str, pos);
+ if (prev == ZWJ || next == ZWJ || isExtendingChar(next)) {
+ pos += codePointSize(next);
+ prev = next;
+ }
+ else if (isRegionalIndicator(next)) {
+ let countBefore = 0, i = pos - 2;
+ while (i >= 0 && isRegionalIndicator(codePointAt(str, i))) {
+ countBefore++;
+ i -= 2;
+ }
+ if (countBefore % 2 == 0)
+ break;
+ else
+ pos += 2;
+ }
+ else {
+ break;
+ }
+ }
+ return pos;
+ }
+ function prevClusterBreak(str, pos) {
+ while (pos > 0) {
+ let found = nextClusterBreak(str, pos - 2);
+ if (found < pos)
+ return found;
+ pos--;
+ }
+ return 0;
+ }
+ function surrogateLow(ch) { return ch >= 0xDC00 && ch < 0xE000; }
+ function surrogateHigh(ch) { return ch >= 0xD800 && ch < 0xDC00; }
+ /// Find the code point at the given position in a string (like the
+ /// [`codePointAt`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/codePointAt)
+ /// string method).
+ function codePointAt(str, pos) {
+ let code0 = str.charCodeAt(pos);
+ if (!surrogateHigh(code0) || pos + 1 == str.length)
+ return code0;
+ let code1 = str.charCodeAt(pos + 1);
+ if (!surrogateLow(code1))
+ return code0;
+ return ((code0 - 0xd800) << 10) + (code1 - 0xdc00) + 0x10000;
+ }
+ /// Given a Unicode codepoint, return the JavaScript string that
+ /// respresents it (like
+ /// [`String.fromCodePoint`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/fromCodePoint)).
+ function fromCodePoint(code) {
+ if (code <= 0xffff)
+ return String.fromCharCode(code);
+ code -= 0x10000;
+ return String.fromCharCode((code >> 10) + 0xd800, (code & 1023) + 0xdc00);
+ }
+ /// The first character that takes up two positions in a JavaScript
+ /// string. It is often useful to compare with this after calling
+ /// `codePointAt`, to figure out whether your character takes up 1 or
+ /// 2 index positions.
+ function codePointSize(code) { return code < 0x10000 ? 1 : 2; }
+
+ /// Count the column position at the given offset into the string,
+ /// taking extending characters and tab size into account.
+ function countColumn(string, n, tabSize) {
+ for (let i = 0; i < string.length;) {
+ if (string.charCodeAt(i) == 9) {
+ n += tabSize - (n % tabSize);
+ i++;
+ }
+ else {
+ n++;
+ i = findClusterBreak(string, i);
+ }
+ }
+ return n;
+ }
+ /// Find the offset that corresponds to the given column position in a
+ /// string, taking extending characters and tab size into account.
+ function findColumn(string, n, col, tabSize) {
+ for (let i = 0; i < string.length;) {
+ if (n >= col)
+ return { offset: i, leftOver: 0 };
+ n += string.charCodeAt(i) == 9 ? tabSize - (n % tabSize) : 1;
+ i = findClusterBreak(string, i);
+ }
+ return { offset: string.length, leftOver: col - n };
+ }
+
+ /// The data structure for documents.
+ class Text {
+ /// @internal
+ constructor() { }
+ /// Get the line description around the given position.
+ lineAt(pos) {
+ if (pos < 0 || pos > this.length)
+ throw new RangeError(`Invalid position ${pos} in document of length ${this.length}`);
+ return this.lineInner(pos, false, 1, 0);
+ }
+ /// Get the description for the given (1-based) line number.
+ line(n) {
+ if (n < 1 || n > this.lines)
+ throw new RangeError(`Invalid line number ${n} in ${this.lines}-line document`);
+ return this.lineInner(n, true, 1, 0);
+ }
+ /// Replace a range of the text with the given content.
+ replace(from, to, text) {
+ let parts = [];
+ this.decompose(0, from, parts, 2 /* To */);
+ if (text.length)
+ text.decompose(0, text.length, parts, 1 /* From */ | 2 /* To */);
+ this.decompose(to, this.length, parts, 1 /* From */);
+ return TextNode.from(parts, this.length - (to - from) + text.length);
+ }
+ /// Append another document to this one.
+ append(other) {
+ return this.replace(this.length, this.length, other);
+ }
+ /// Retrieve the text between the given points.
+ slice(from, to = this.length) {
+ let parts = [];
+ this.decompose(from, to, parts, 0);
+ return TextNode.from(parts, to - from);
+ }
+ /// Test whether this text is equal to another instance.
+ eq(other) {
+ if (other == this)
+ return true;
+ if (other.length != this.length || other.lines != this.lines)
+ return false;
+ let a = new RawTextCursor(this), b = new RawTextCursor(other);
+ for (;;) {
+ a.next();
+ b.next();
+ if (a.lineBreak != b.lineBreak || a.done != b.done || a.value != b.value)
+ return false;
+ if (a.done)
+ return true;
+ }
+ }
+ /// Iterate over the text. When `dir` is `-1`, iteration happens
+ /// from end to start. This will return lines and the breaks between
+ /// them as separate strings, and for long lines, might split lines
+ /// themselves into multiple chunks as well.
+ iter(dir = 1) { return new RawTextCursor(this, dir); }
+ /// Iterate over a range of the text. When `from` > `to`, the
+ /// iterator will run in reverse.
+ iterRange(from, to = this.length) { return new PartialTextCursor(this, from, to); }
+ /// @internal
+ toString() { return this.sliceString(0); }
+ /// Convert the document to an array of lines (which can be
+ /// deserialized again via [`Text.of`](#text.Text^of)).
+ toJSON() {
+ let lines = [];
+ this.flatten(lines);
+ return lines;
+ }
+ /// Create a `Text` instance for the given array of lines.
+ static of(text) {
+ if (text.length == 0)
+ throw new RangeError("A document must have at least one line");
+ if (text.length == 1 && !text[0])
+ return Text.empty;
+ return text.length <= 32 /* Branch */ ? new TextLeaf(text) : TextNode.from(TextLeaf.split(text, []));
+ }
+ }
+ if (typeof Symbol != "undefined")
+ Text.prototype[Symbol.iterator] = function () { return this.iter(); };
+ // Leaves store an array of line strings. There are always line breaks
+ // between these strings. Leaves are limited in size and have to be
+ // contained in TextNode instances for bigger documents.
+ class TextLeaf extends Text {
+ constructor(text, length = textLength(text)) {
+ super();
+ this.text = text;
+ this.length = length;
+ }
+ get lines() { return this.text.length; }
+ get children() { return null; }
+ lineInner(target, isLine, line, offset) {
+ for (let i = 0;; i++) {
+ let string = this.text[i], end = offset + string.length;
+ if ((isLine ? line : end) >= target)
+ return new Line(offset, end, line, string);
+ offset = end + 1;
+ line++;
+ }
+ }
+ decompose(from, to, target, open) {
+ let text = from <= 0 && to >= this.length ? this
+ : new TextLeaf(sliceText(this.text, from, to), Math.min(to, this.length) - Math.max(0, from));
+ if (open & 1 /* From */) {
+ let prev = target.pop();
+ let joined = appendText(text.text, prev.text.slice(), 0, text.length);
+ if (joined.length <= 32 /* Branch */) {
+ target.push(new TextLeaf(joined, prev.length + text.length));
+ }
+ else {
+ let mid = joined.length >> 1;
+ target.push(new TextLeaf(joined.slice(0, mid)), new TextLeaf(joined.slice(mid)));
+ }
+ }
+ else {
+ target.push(text);
+ }
+ }
+ replace(from, to, text) {
+ if (!(text instanceof TextLeaf))
+ return super.replace(from, to, text);
+ let lines = appendText(this.text, appendText(text.text, sliceText(this.text, 0, from)), to);
+ let newLen = this.length + text.length - (to - from);
+ if (lines.length <= 32 /* Branch */)
+ return new TextLeaf(lines, newLen);
+ return TextNode.from(TextLeaf.split(lines, []), newLen);
+ }
+ sliceString(from, to = this.length, lineSep = "\n") {
+ let result = "";
+ for (let pos = 0, i = 0; pos <= to && i < this.text.length; i++) {
+ let line = this.text[i], end = pos + line.length;
+ if (pos > from && i)
+ result += lineSep;
+ if (from < end && to > pos)
+ result += line.slice(Math.max(0, from - pos), to - pos);
+ pos = end + 1;
+ }
+ return result;
+ }
+ flatten(target) {
+ for (let line of this.text)
+ target.push(line);
+ }
+ static split(text, target) {
+ let part = [], len = -1;
+ for (let line of text) {
+ part.push(line);
+ len += line.length + 1;
+ if (part.length == 32 /* Branch */) {
+ target.push(new TextLeaf(part, len));
+ part = [];
+ len = -1;
+ }
+ }
+ if (len > -1)
+ target.push(new TextLeaf(part, len));
+ return target;
+ }
+ }
+ // Nodes provide the tree structure of the `Text` type. They store a
+ // number of other nodes or leaves, taking care to balance themselves
+ // on changes. There are implied line breaks _between_ the children of
+ // a node (but not before the first or after the last child).
+ class TextNode extends Text {
+ constructor(children, length) {
+ super();
+ this.children = children;
+ this.length = length;
+ this.lines = 0;
+ for (let child of children)
+ this.lines += child.lines;
+ }
+ lineInner(target, isLine, line, offset) {
+ for (let i = 0;; i++) {
+ let child = this.children[i], end = offset + child.length, endLine = line + child.lines - 1;
+ if ((isLine ? endLine : end) >= target)
+ return child.lineInner(target, isLine, line, offset);
+ offset = end + 1;
+ line = endLine + 1;
+ }
+ }
+ decompose(from, to, target, open) {
+ for (let i = 0, pos = 0; pos <= to && i < this.children.length; i++) {
+ let child = this.children[i], end = pos + child.length;
+ if (from <= end && to >= pos) {
+ let childOpen = open & ((pos <= from ? 1 /* From */ : 0) | (end >= to ? 2 /* To */ : 0));
+ if (pos >= from && end <= to && !childOpen)
+ target.push(child);
+ else
+ child.decompose(from - pos, to - pos, target, childOpen);
+ }
+ pos = end + 1;
+ }
+ }
+ replace(from, to, text) {
+ if (text.lines < this.lines)
+ for (let i = 0, pos = 0; i < this.children.length; i++) {
+ let child = this.children[i], end = pos + child.length;
+ // Fast path: if the change only affects one child and the
+ // child's size remains in the acceptable range, only update
+ // that child
+ if (from >= pos && to <= end) {
+ let updated = child.replace(from - pos, to - pos, text);
+ let totalLines = this.lines - child.lines + updated.lines;
+ if (updated.lines < (totalLines >> (5 /* BranchShift */ - 1)) &&
+ updated.lines > (totalLines >> (5 /* BranchShift */ + 1))) {
+ let copy = this.children.slice();
+ copy[i] = updated;
+ return new TextNode(copy, this.length - (to - from) + text.length);
+ }
+ return super.replace(pos, end, updated);
+ }
+ pos = end + 1;
+ }
+ return super.replace(from, to, text);
+ }
+ sliceString(from, to = this.length, lineSep = "\n") {
+ let result = "";
+ for (let i = 0, pos = 0; i < this.children.length && pos <= to; i++) {
+ let child = this.children[i], end = pos + child.length;
+ if (pos > from && i)
+ result += lineSep;
+ if (from < end && to > pos)
+ result += child.sliceString(from - pos, to - pos, lineSep);
+ pos = end + 1;
+ }
+ return result;
+ }
+ flatten(target) {
+ for (let child of this.children)
+ child.flatten(target);
+ }
+ static from(children, length = children.reduce((l, ch) => l + ch.length + 1, -1)) {
+ let lines = 0;
+ for (let ch of children)
+ lines += ch.lines;
+ if (lines < 32 /* Branch */) {
+ let flat = [];
+ for (let ch of children)
+ ch.flatten(flat);
+ return new TextLeaf(flat, length);
+ }
+ let chunk = Math.max(32 /* Branch */, lines >> 5 /* BranchShift */), maxChunk = chunk << 1, minChunk = chunk >> 1;
+ let chunked = [], currentLines = 0, currentLen = -1, currentChunk = [];
+ function add(child) {
+ let last;
+ if (child.lines > maxChunk && child instanceof TextNode) {
+ for (let node of child.children)
+ add(node);
+ }
+ else if (child.lines > minChunk && (currentLines > minChunk || !currentLines)) {
+ flush();
+ chunked.push(child);
+ }
+ else if (child instanceof TextLeaf && currentLines &&
+ (last = currentChunk[currentChunk.length - 1]) instanceof TextLeaf &&
+ child.lines + last.lines <= 32 /* Branch */) {
+ currentLines += child.lines;
+ currentLen += child.length + 1;
+ currentChunk[currentChunk.length - 1] = new TextLeaf(last.text.concat(child.text), last.length + 1 + child.length);
+ }
+ else {
+ if (currentLines + child.lines > chunk)
+ flush();
+ currentLines += child.lines;
+ currentLen += child.length + 1;
+ currentChunk.push(child);
+ }
+ }
+ function flush() {
+ if (currentLines == 0)
+ return;
+ chunked.push(currentChunk.length == 1 ? currentChunk[0] : TextNode.from(currentChunk, currentLen));
+ currentLen = -1;
+ currentLines = currentChunk.length = 0;
+ }
+ for (let child of children)
+ add(child);
+ flush();
+ return chunked.length == 1 ? chunked[0] : new TextNode(chunked, length);
+ }
+ }
+ Text.empty = new TextLeaf([""], 0);
+ function textLength(text) {
+ let length = -1;
+ for (let line of text)
+ length += line.length + 1;
+ return length;
+ }
+ function appendText(text, target, from = 0, to = 1e9) {
+ for (let pos = 0, i = 0, first = true; i < text.length && pos <= to; i++) {
+ let line = text[i], end = pos + line.length;
+ if (end >= from) {
+ if (end > to)
+ line = line.slice(0, to - pos);
+ if (pos < from)
+ line = line.slice(from - pos);
+ if (first) {
+ target[target.length - 1] += line;
+ first = false;
+ }
+ else
+ target.push(line);
+ }
+ pos = end + 1;
+ }
+ return target;
+ }
+ function sliceText(text, from, to) {
+ return appendText(text, [""], from, to);
+ }
+ class RawTextCursor {
+ constructor(text, dir = 1) {
+ this.dir = dir;
+ this.done = false;
+ this.lineBreak = false;
+ this.value = "";
+ this.nodes = [text];
+ this.offsets = [dir > 0 ? 0 : text instanceof TextLeaf ? text.text.length : text.children.length];
+ }
+ next(skip = 0) {
+ for (;;) {
+ let last = this.nodes.length - 1;
+ if (last < 0) {
+ this.done = true;
+ this.value = "";
+ this.lineBreak = false;
+ return this;
+ }
+ let top = this.nodes[last], offset = this.offsets[last];
+ let size = top instanceof TextLeaf ? top.text.length : top.children.length;
+ if (offset == (this.dir > 0 ? size : 0)) {
+ this.nodes.pop();
+ this.offsets.pop();
+ }
+ else if (!this.lineBreak && offset != (this.dir > 0 ? 0 : size)) {
+ // Internal offset with lineBreak == false means we have to
+ // count the line break at this position
+ this.lineBreak = true;
+ if (skip == 0) {
+ this.value = "\n";
+ return this;
+ }
+ skip--;
+ }
+ else if (top instanceof TextLeaf) {
+ // Move to the next string
+ let next = top.text[offset - (this.dir < 0 ? 1 : 0)];
+ this.offsets[last] = (offset += this.dir);
+ this.lineBreak = false;
+ if (next.length > Math.max(0, skip)) {
+ this.value = skip == 0 ? next : this.dir > 0 ? next.slice(skip) : next.slice(0, next.length - skip);
+ return this;
+ }
+ skip -= next.length;
+ }
+ else {
+ let next = top.children[this.dir > 0 ? offset : offset - 1];
+ this.offsets[last] = offset + this.dir;
+ this.lineBreak = false;
+ if (skip > next.length) {
+ skip -= next.length;
+ }
+ else {
+ this.nodes.push(next);
+ this.offsets.push(this.dir > 0 ? 0 : next instanceof TextLeaf ? next.text.length : next.children.length);
+ }
+ }
+ }
+ }
+ }
+ class PartialTextCursor {
+ constructor(text, start, end) {
+ this.value = "";
+ this.cursor = new RawTextCursor(text, start > end ? -1 : 1);
+ if (start > end) {
+ this.skip = text.length - start;
+ this.limit = start - end;
+ }
+ else {
+ this.skip = start;
+ this.limit = end - start;
+ }
+ }
+ next(skip = 0) {
+ if (this.limit <= 0) {
+ this.limit = -1;
+ }
+ else {
+ let { value, lineBreak, done } = this.cursor.next(this.skip + skip);
+ this.skip = 0;
+ this.value = value;
+ let len = lineBreak ? 1 : value.length;
+ if (len > this.limit)
+ this.value = this.cursor.dir > 0 ? value.slice(0, this.limit) : value.slice(len - this.limit);
+ if (done || this.value.length == 0)
+ this.limit = -1;
+ else
+ this.limit -= this.value.length;
+ }
+ return this;
+ }
+ get lineBreak() { return this.cursor.lineBreak; }
+ get done() { return this.limit < 0; }
+ }
+ /// This type describes a line in the document. It is created
+ /// on-demand when lines are [queried](#text.Text.lineAt).
+ class Line {
+ /// @internal
+ constructor(
+ /// The position of the start of the line.
+ from,
+ /// The position at the end of the line (_before_ the line break,
+ /// or at the end of document for the last line).
+ to,
+ /// This line's line number (1-based).
+ number,
+ /// The line's content.
+ text) {
+ this.from = from;
+ this.to = to;
+ this.number = number;
+ this.text = text;
+ }
+ /// The length of the line (not including any line break after it).
+ get length() { return this.to - this.from; }
+ }
+
+ const DefaultSplit = /\r\n?|\n/;
+ /**
+ Distinguishes different ways in which positions can be mapped.
+ */
+ var MapMode;
+ (function (MapMode) {
+ /**
+ Map a position to a valid new position, even when its context
+ was deleted.
+ */
+ MapMode[MapMode["Simple"] = 0] = "Simple";
+ /**
+ Return null if deletion happens across the position.
+ */
+ MapMode[MapMode["TrackDel"] = 1] = "TrackDel";
+ /**
+ Return null if the character _before_ the position is deleted.
+ */
+ MapMode[MapMode["TrackBefore"] = 2] = "TrackBefore";
+ /**
+ Return null if the character _after_ the position is deleted.
+ */
+ MapMode[MapMode["TrackAfter"] = 3] = "TrackAfter";
+ })(MapMode || (MapMode = {}));
+ /**
+ A change description is a variant of [change set](https://codemirror.net/6/docs/ref/#state.ChangeSet)
+ that doesn't store the inserted text. As such, it can't be
+ applied, but is cheaper to store and manipulate.
+ */
+ class ChangeDesc {
+ // Sections are encoded as pairs of integers. The first is the
+ // length in the current document, and the second is -1 for
+ // unaffected sections, and the length of the replacement content
+ // otherwise. So an insertion would be (0, n>0), a deletion (n>0,
+ // 0), and a replacement two positive numbers.
+ /**
+ @internal
+ */
+ constructor(
+ /**
+ @internal
+ */
+ sections) {
+ this.sections = sections;
+ }
+ /**
+ The length of the document before the change.
+ */
+ get length() {
+ let result = 0;
+ for (let i = 0; i < this.sections.length; i += 2)
+ result += this.sections[i];
+ return result;
+ }
+ /**
+ The length of the document after the change.
+ */
+ get newLength() {
+ let result = 0;
+ for (let i = 0; i < this.sections.length; i += 2) {
+ let ins = this.sections[i + 1];
+ result += ins < 0 ? this.sections[i] : ins;
+ }
+ return result;
+ }
+ /**
+ False when there are actual changes in this set.
+ */
+ get empty() { return this.sections.length == 0 || this.sections.length == 2 && this.sections[1] < 0; }
+ /**
+ Iterate over the unchanged parts left by these changes.
+ */
+ iterGaps(f) {
+ for (let i = 0, posA = 0, posB = 0; i < this.sections.length;) {
+ let len = this.sections[i++], ins = this.sections[i++];
+ if (ins < 0) {
+ f(posA, posB, len);
+ posB += len;
+ }
+ else {
+ posB += ins;
+ }
+ posA += len;
+ }
+ }
+ /**
+ Iterate over the ranges changed by these changes. (See
+ [`ChangeSet.iterChanges`](https://codemirror.net/6/docs/ref/#state.ChangeSet.iterChanges) for a
+ variant that also provides you with the inserted text.)
+
+ When `individual` is true, adjacent changes (which are kept
+ separate for [position mapping](https://codemirror.net/6/docs/ref/#state.ChangeDesc.mapPos)) are
+ reported separately.
+ */
+ iterChangedRanges(f, individual = false) {
+ iterChanges(this, f, individual);
+ }
+ /**
+ Get a description of the inverted form of these changes.
+ */
+ get invertedDesc() {
+ let sections = [];
+ for (let i = 0; i < this.sections.length;) {
+ let len = this.sections[i++], ins = this.sections[i++];
+ if (ins < 0)
+ sections.push(len, ins);
+ else
+ sections.push(ins, len);
+ }
+ return new ChangeDesc(sections);
+ }
+ /**
+ Compute the combined effect of applying another set of changes
+ after this one. The length of the document after this set should
+ match the length before `other`.
+ */
+ composeDesc(other) { return this.empty ? other : other.empty ? this : composeSets(this, other); }
+ /**
+ Map this description, which should start with the same document
+ as `other`, over another set of changes, so that it can be
+ applied after it. When `before` is true, map as if the changes
+ in `other` happened before the ones in `this`.
+ */
+ mapDesc(other, before = false) { return other.empty ? this : mapSet(this, other, before); }
+ mapPos(pos, assoc = -1, mode = MapMode.Simple) {
+ let posA = 0, posB = 0;
+ for (let i = 0; i < this.sections.length;) {
+ let len = this.sections[i++], ins = this.sections[i++], endA = posA + len;
+ if (ins < 0) {
+ if (endA > pos)
+ return posB + (pos - posA);
+ posB += len;
+ }
+ else {
+ if (mode != MapMode.Simple && endA >= pos &&
+ (mode == MapMode.TrackDel && posA < pos && endA > pos ||
+ mode == MapMode.TrackBefore && posA < pos ||
+ mode == MapMode.TrackAfter && endA > pos))
+ return null;
+ if (endA > pos || endA == pos && assoc < 0 && !len)
+ return pos == posA || assoc < 0 ? posB : posB + ins;
+ posB += ins;
+ }
+ posA = endA;
+ }
+ if (pos > posA)
+ throw new RangeError(`Position ${pos} is out of range for changeset of length ${posA}`);
+ return posB;
+ }
+ /**
+ Check whether these changes touch a given range. When one of the
+ changes entirely covers the range, the string `"cover"` is
+ returned.
+ */
+ touchesRange(from, to = from) {
+ for (let i = 0, pos = 0; i < this.sections.length && pos <= to;) {
+ let len = this.sections[i++], ins = this.sections[i++], end = pos + len;
+ if (ins >= 0 && pos <= to && end >= from)
+ return pos < from && end > to ? "cover" : true;
+ pos = end;
+ }
+ return false;
+ }
+ /**
+ @internal
+ */
+ toString() {
+ let result = "";
+ for (let i = 0; i < this.sections.length;) {
+ let len = this.sections[i++], ins = this.sections[i++];
+ result += (result ? " " : "") + len + (ins >= 0 ? ":" + ins : "");
+ }
+ return result;
+ }
+ /**
+ Serialize this change desc to a JSON-representable value.
+ */
+ toJSON() { return this.sections; }
+ /**
+ Create a change desc from its JSON representation (as produced
+ by [`toJSON`](https://codemirror.net/6/docs/ref/#state.ChangeDesc.toJSON).
+ */
+ static fromJSON(json) {
+ if (!Array.isArray(json) || json.length % 2 || json.some(a => typeof a != "number"))
+ throw new RangeError("Invalid JSON representation of ChangeDesc");
+ return new ChangeDesc(json);
+ }
+ }
+ /**
+ A change set represents a group of modifications to a document. It
+ stores the document length, and can only be applied to documents
+ with exactly that length.
+ */
+ class ChangeSet extends ChangeDesc {
+ /**
+ @internal
+ */
+ constructor(sections,
+ /**
+ @internal
+ */
+ inserted) {
+ super(sections);
+ this.inserted = inserted;
+ }
+ /**
+ Apply the changes to a document, returning the modified
+ document.
+ */
+ apply(doc) {
+ if (this.length != doc.length)
+ throw new RangeError("Applying change set to a document with the wrong length");
+ iterChanges(this, (fromA, toA, fromB, _toB, text) => doc = doc.replace(fromB, fromB + (toA - fromA), text), false);
+ return doc;
+ }
+ mapDesc(other, before = false) { return mapSet(this, other, before, true); }
+ /**
+ Given the document as it existed _before_ the changes, return a
+ change set that represents the inverse of this set, which could
+ be used to go from the document created by the changes back to
+ the document as it existed before the changes.
+ */
+ invert(doc) {
+ let sections = this.sections.slice(), inserted = [];
+ for (let i = 0, pos = 0; i < sections.length; i += 2) {
+ let len = sections[i], ins = sections[i + 1];
+ if (ins >= 0) {
+ sections[i] = ins;
+ sections[i + 1] = len;
+ let index = i >> 1;
+ while (inserted.length < index)
+ inserted.push(Text.empty);
+ inserted.push(len ? doc.slice(pos, pos + len) : Text.empty);
+ }
+ pos += len;
+ }
+ return new ChangeSet(sections, inserted);
+ }
+ /**
+ Combine two subsequent change sets into a single set. `other`
+ must start in the document produced by `this`. If `this` goes
+ `docA` → `docB` and `other` represents `docB` → `docC`, the
+ returned value will represent the change `docA` → `docC`.
+ */
+ compose(other) { return this.empty ? other : other.empty ? this : composeSets(this, other, true); }
+ /**
+ Given another change set starting in the same document, maps this
+ change set over the other, producing a new change set that can be
+ applied to the document produced by applying `other`. When
+ `before` is `true`, order changes as if `this` comes before
+ `other`, otherwise (the default) treat `other` as coming first.
+
+ Given two changes `A` and `B`, `A.compose(B.map(A))` and
+ `B.compose(A.map(B, true))` will produce the same document. This
+ provides a basic form of [operational
+ transformation](https://en.wikipedia.org/wiki/Operational_transformation),
+ and can be used for collaborative editing.
+ */
+ map(other, before = false) { return other.empty ? this : mapSet(this, other, before, true); }
+ /**
+ Iterate over the changed ranges in the document, calling `f` for
+ each.
+
+ When `individual` is true, adjacent changes are reported
+ separately.
+ */
+ iterChanges(f, individual = false) {
+ iterChanges(this, f, individual);
+ }
+ /**
+ Get a [change description](https://codemirror.net/6/docs/ref/#state.ChangeDesc) for this change
+ set.
+ */
+ get desc() { return new ChangeDesc(this.sections); }
+ /**
+ @internal
+ */
+ filter(ranges) {
+ let resultSections = [], resultInserted = [], filteredSections = [];
+ let iter = new SectionIter(this);
+ done: for (let i = 0, pos = 0;;) {
+ let next = i == ranges.length ? 1e9 : ranges[i++];
+ while (pos < next || pos == next && iter.len == 0) {
+ if (iter.done)
+ break done;
+ let len = Math.min(iter.len, next - pos);
+ addSection(filteredSections, len, -1);
+ let ins = iter.ins == -1 ? -1 : iter.off == 0 ? iter.ins : 0;
+ addSection(resultSections, len, ins);
+ if (ins > 0)
+ addInsert(resultInserted, resultSections, iter.text);
+ iter.forward(len);
+ pos += len;
+ }
+ let end = ranges[i++];
+ while (pos < end) {
+ if (iter.done)
+ break done;
+ let len = Math.min(iter.len, end - pos);
+ addSection(resultSections, len, -1);
+ addSection(filteredSections, len, iter.ins == -1 ? -1 : iter.off == 0 ? iter.ins : 0);
+ iter.forward(len);
+ pos += len;
+ }
+ }
+ return { changes: new ChangeSet(resultSections, resultInserted),
+ filtered: new ChangeDesc(filteredSections) };
+ }
+ /**
+ Serialize this change set to a JSON-representable value.
+ */
+ toJSON() {
+ let parts = [];
+ for (let i = 0; i < this.sections.length; i += 2) {
+ let len = this.sections[i], ins = this.sections[i + 1];
+ if (ins < 0)
+ parts.push(len);
+ else if (ins == 0)
+ parts.push([len]);
+ else
+ parts.push([len].concat(this.inserted[i >> 1].toJSON()));
+ }
+ return parts;
+ }
+ /**
+ Create a change set for the given changes, for a document of the
+ given length, using `lineSep` as line separator.
+ */
+ static of(changes, length, lineSep) {
+ let sections = [], inserted = [], pos = 0;
+ let total = null;
+ function flush(force = false) {
+ if (!force && !sections.length)
+ return;
+ if (pos < length)
+ addSection(sections, length - pos, -1);
+ let set = new ChangeSet(sections, inserted);
+ total = total ? total.compose(set.map(total)) : set;
+ sections = [];
+ inserted = [];
+ pos = 0;
+ }
+ function process(spec) {
+ if (Array.isArray(spec)) {
+ for (let sub of spec)
+ process(sub);
+ }
+ else if (spec instanceof ChangeSet) {
+ if (spec.length != length)
+ throw new RangeError(`Mismatched change set length (got ${spec.length}, expected ${length})`);
+ flush();
+ total = total ? total.compose(spec.map(total)) : spec;
+ }
+ else {
+ let { from, to = from, insert } = spec;
+ if (from > to || from < 0 || to > length)
+ throw new RangeError(`Invalid change range ${from} to ${to} (in doc of length ${length})`);
+ let insText = !insert ? Text.empty : typeof insert == "string" ? Text.of(insert.split(lineSep || DefaultSplit)) : insert;
+ let insLen = insText.length;
+ if (from == to && insLen == 0)
+ return;
+ if (from < pos)
+ flush();
+ if (from > pos)
+ addSection(sections, from - pos, -1);
+ addSection(sections, to - from, insLen);
+ addInsert(inserted, sections, insText);
+ pos = to;
+ }
+ }
+ process(changes);
+ flush(!total);
+ return total;
+ }
+ /**
+ Create an empty changeset of the given length.
+ */
+ static empty(length) {
+ return new ChangeSet(length ? [length, -1] : [], []);
+ }
+ /**
+ Create a changeset from its JSON representation (as produced by
+ [`toJSON`](https://codemirror.net/6/docs/ref/#state.ChangeSet.toJSON).
+ */
+ static fromJSON(json) {
+ if (!Array.isArray(json))
+ throw new RangeError("Invalid JSON representation of ChangeSet");
+ let sections = [], inserted = [];
+ for (let i = 0; i < json.length; i++) {
+ let part = json[i];
+ if (typeof part == "number") {
+ sections.push(part, -1);
+ }
+ else if (!Array.isArray(part) || typeof part[0] != "number" || part.some((e, i) => i && typeof e != "string")) {
+ throw new RangeError("Invalid JSON representation of ChangeSet");
+ }
+ else if (part.length == 1) {
+ sections.push(part[0], 0);
+ }
+ else {
+ while (inserted.length < i)
+ inserted.push(Text.empty);
+ inserted[i] = Text.of(part.slice(1));
+ sections.push(part[0], inserted[i].length);
+ }
+ }
+ return new ChangeSet(sections, inserted);
+ }
+ }
+ function addSection(sections, len, ins, forceJoin = false) {
+ if (len == 0 && ins <= 0)
+ return;
+ let last = sections.length - 2;
+ if (last >= 0 && ins <= 0 && ins == sections[last + 1])
+ sections[last] += len;
+ else if (len == 0 && sections[last] == 0)
+ sections[last + 1] += ins;
+ else if (forceJoin) {
+ sections[last] += len;
+ sections[last + 1] += ins;
+ }
+ else
+ sections.push(len, ins);
+ }
+ function addInsert(values, sections, value) {
+ if (value.length == 0)
+ return;
+ let index = (sections.length - 2) >> 1;
+ if (index < values.length) {
+ values[values.length - 1] = values[values.length - 1].append(value);
+ }
+ else {
+ while (values.length < index)
+ values.push(Text.empty);
+ values.push(value);
+ }
+ }
+ function iterChanges(desc, f, individual) {
+ let inserted = desc.inserted;
+ for (let posA = 0, posB = 0, i = 0; i < desc.sections.length;) {
+ let len = desc.sections[i++], ins = desc.sections[i++];
+ if (ins < 0) {
+ posA += len;
+ posB += len;
+ }
+ else {
+ let endA = posA, endB = posB, text = Text.empty;
+ for (;;) {
+ endA += len;
+ endB += ins;
+ if (ins && inserted)
+ text = text.append(inserted[(i - 2) >> 1]);
+ if (individual || i == desc.sections.length || desc.sections[i + 1] < 0)
+ break;
+ len = desc.sections[i++];
+ ins = desc.sections[i++];
+ }
+ f(posA, endA, posB, endB, text);
+ posA = endA;
+ posB = endB;
+ }
+ }
+ }
+ function mapSet(setA, setB, before, mkSet = false) {
+ let sections = [], insert = mkSet ? [] : null;
+ let a = new SectionIter(setA), b = new SectionIter(setB);
+ for (let posA = 0, posB = 0;;) {
+ if (a.ins == -1) {
+ posA += a.len;
+ a.next();
+ }
+ else if (b.ins == -1 && posB < posA) {
+ let skip = Math.min(b.len, posA - posB);
+ b.forward(skip);
+ addSection(sections, skip, -1);
+ posB += skip;
+ }
+ else if (b.ins >= 0 && (a.done || posB < posA || posB == posA && (b.len < a.len || b.len == a.len && !before))) {
+ addSection(sections, b.ins, -1);
+ while (posA > posB && !a.done && posA + a.len < posB + b.len) {
+ posA += a.len;
+ a.next();
+ }
+ posB += b.len;
+ b.next();
+ }
+ else if (a.ins >= 0) {
+ let len = 0, end = posA + a.len;
+ for (;;) {
+ if (b.ins >= 0 && posB > posA && posB + b.len < end) {
+ len += b.ins;
+ posB += b.len;
+ b.next();
+ }
+ else if (b.ins == -1 && posB < end) {
+ let skip = Math.min(b.len, end - posB);
+ len += skip;
+ b.forward(skip);
+ posB += skip;
+ }
+ else {
+ break;
+ }
+ }
+ addSection(sections, len, a.ins);
+ if (insert)
+ addInsert(insert, sections, a.text);
+ posA = end;
+ a.next();
+ }
+ else if (a.done && b.done) {
+ return insert ? new ChangeSet(sections, insert) : new ChangeDesc(sections);
+ }
+ else {
+ throw new Error("Mismatched change set lengths");
+ }
+ }
+ }
+ function composeSets(setA, setB, mkSet = false) {
+ let sections = [];
+ let insert = mkSet ? [] : null;
+ let a = new SectionIter(setA), b = new SectionIter(setB);
+ for (let open = false;;) {
+ if (a.done && b.done) {
+ return insert ? new ChangeSet(sections, insert) : new ChangeDesc(sections);
+ }
+ else if (a.ins == 0) { // Deletion in A
+ addSection(sections, a.len, 0, open);
+ a.next();
+ }
+ else if (b.len == 0 && !b.done) { // Insertion in B
+ addSection(sections, 0, b.ins, open);
+ if (insert)
+ addInsert(insert, sections, b.text);
+ b.next();
+ }
+ else if (a.done || b.done) {
+ throw new Error("Mismatched change set lengths");
+ }
+ else {
+ let len = Math.min(a.len2, b.len), sectionLen = sections.length;
+ if (a.ins == -1) {
+ let insB = b.ins == -1 ? -1 : b.off ? 0 : b.ins;
+ addSection(sections, len, insB, open);
+ if (insert && insB)
+ addInsert(insert, sections, b.text);
+ }
+ else if (b.ins == -1) {
+ addSection(sections, a.off ? 0 : a.len, len, open);
+ if (insert)
+ addInsert(insert, sections, a.textBit(len));
+ }
+ else {
+ addSection(sections, a.off ? 0 : a.len, b.off ? 0 : b.ins, open);
+ if (insert && !b.off)
+ addInsert(insert, sections, b.text);
+ }
+ open = (a.ins > len || b.ins >= 0 && b.len > len) && (open || sections.length > sectionLen);
+ a.forward2(len);
+ b.forward(len);
+ }
+ }
+ }
+ class SectionIter {
+ constructor(set) {
+ this.set = set;
+ this.i = 0;
+ this.next();
+ }
+ next() {
+ let { sections } = this.set;
+ if (this.i < sections.length) {
+ this.len = sections[this.i++];
+ this.ins = sections[this.i++];
+ }
+ else {
+ this.len = 0;
+ this.ins = -2;
+ }
+ this.off = 0;
+ }
+ get done() { return this.ins == -2; }
+ get len2() { return this.ins < 0 ? this.len : this.ins; }
+ get text() {
+ let { inserted } = this.set, index = (this.i - 2) >> 1;
+ return index >= inserted.length ? Text.empty : inserted[index];
+ }
+ textBit(len) {
+ let { inserted } = this.set, index = (this.i - 2) >> 1;
+ return index >= inserted.length && !len ? Text.empty
+ : inserted[index].slice(this.off, len == null ? undefined : this.off + len);
+ }
+ forward(len) {
+ if (len == this.len)
+ this.next();
+ else {
+ this.len -= len;
+ this.off += len;
+ }
+ }
+ forward2(len) {
+ if (this.ins == -1)
+ this.forward(len);
+ else if (len == this.ins)
+ this.next();
+ else {
+ this.ins -= len;
+ this.off += len;
+ }
+ }
+ }
+
+ /**
+ A single selection range. When
+ [`allowMultipleSelections`](https://codemirror.net/6/docs/ref/#state.EditorState^allowMultipleSelections)
+ is enabled, a [selection](https://codemirror.net/6/docs/ref/#state.EditorSelection) may hold
+ multiple ranges. By default, selections hold exactly one range.
+ */
+ class SelectionRange {
+ /**
+ @internal
+ */
+ constructor(
+ /**
+ The lower boundary of the range.
+ */
+ from,
+ /**
+ The upper boundary of the range.
+ */
+ to, flags) {
+ this.from = from;
+ this.to = to;
+ this.flags = flags;
+ }
+ /**
+ The anchor of the range—the side that doesn't move when you
+ extend it.
+ */
+ get anchor() { return this.flags & 16 /* Inverted */ ? this.to : this.from; }
+ /**
+ The head of the range, which is moved when the range is
+ [extended](https://codemirror.net/6/docs/ref/#state.SelectionRange.extend).
+ */
+ get head() { return this.flags & 16 /* Inverted */ ? this.from : this.to; }
+ /**
+ True when `anchor` and `head` are at the same position.
+ */
+ get empty() { return this.from == this.to; }
+ /**
+ If this is a cursor that is explicitly associated with the
+ character on one of its sides, this returns the side. -1 means
+ the character before its position, 1 the character after, and 0
+ means no association.
+ */
+ get assoc() { return this.flags & 4 /* AssocBefore */ ? -1 : this.flags & 8 /* AssocAfter */ ? 1 : 0; }
+ /**
+ The bidirectional text level associated with this cursor, if
+ any.
+ */
+ get bidiLevel() {
+ let level = this.flags & 3 /* BidiLevelMask */;
+ return level == 3 ? null : level;
+ }
+ /**
+ The goal column (stored vertical offset) associated with a
+ cursor. This is used to preserve the vertical position when
+ [moving](https://codemirror.net/6/docs/ref/#view.EditorView.moveVertically) across
+ lines of different length.
+ */
+ get goalColumn() {
+ let value = this.flags >> 5 /* GoalColumnOffset */;
+ return value == 33554431 /* NoGoalColumn */ ? undefined : value;
+ }
+ /**
+ Map this range through a change, producing a valid range in the
+ updated document.
+ */
+ map(change, assoc = -1) {
+ let from = change.mapPos(this.from, assoc), to = change.mapPos(this.to, assoc);
+ return from == this.from && to == this.to ? this : new SelectionRange(from, to, this.flags);
+ }
+ /**
+ Extend this range to cover at least `from` to `to`.
+ */
+ extend(from, to = from) {
+ if (from <= this.anchor && to >= this.anchor)
+ return EditorSelection.range(from, to);
+ let head = Math.abs(from - this.anchor) > Math.abs(to - this.anchor) ? from : to;
+ return EditorSelection.range(this.anchor, head);
+ }
+ /**
+ Compare this range to another range.
+ */
+ eq(other) {
+ return this.anchor == other.anchor && this.head == other.head;
+ }
+ /**
+ Return a JSON-serializable object representing the range.
+ */
+ toJSON() { return { anchor: this.anchor, head: this.head }; }
+ /**
+ Convert a JSON representation of a range to a `SelectionRange`
+ instance.
+ */
+ static fromJSON(json) {
+ if (!json || typeof json.anchor != "number" || typeof json.head != "number")
+ throw new RangeError("Invalid JSON representation for SelectionRange");
+ return EditorSelection.range(json.anchor, json.head);
+ }
+ }
+ /**
+ An editor selection holds one or more selection ranges.
+ */
+ class EditorSelection {
+ /**
+ @internal
+ */
+ constructor(
+ /**
+ The ranges in the selection, sorted by position. Ranges cannot
+ overlap (but they may touch, if they aren't empty).
+ */
+ ranges,
+ /**
+ The index of the _main_ range in the selection (which is
+ usually the range that was added last).
+ */
+ mainIndex = 0) {
+ this.ranges = ranges;
+ this.mainIndex = mainIndex;
+ }
+ /**
+ Map a selection through a change. Used to adjust the selection
+ position for changes.
+ */
+ map(change, assoc = -1) {
+ if (change.empty)
+ return this;
+ return EditorSelection.create(this.ranges.map(r => r.map(change, assoc)), this.mainIndex);
+ }
+ /**
+ Compare this selection to another selection.
+ */
+ eq(other) {
+ if (this.ranges.length != other.ranges.length ||
+ this.mainIndex != other.mainIndex)
+ return false;
+ for (let i = 0; i < this.ranges.length; i++)
+ if (!this.ranges[i].eq(other.ranges[i]))
+ return false;
+ return true;
+ }
+ /**
+ Get the primary selection range. Usually, you should make sure
+ your code applies to _all_ ranges, by using methods like
+ [`changeByRange`](https://codemirror.net/6/docs/ref/#state.EditorState.changeByRange).
+ */
+ get main() { return this.ranges[this.mainIndex]; }
+ /**
+ Make sure the selection only has one range. Returns a selection
+ holding only the main range from this selection.
+ */
+ asSingle() {
+ return this.ranges.length == 1 ? this : new EditorSelection([this.main]);
+ }
+ /**
+ Extend this selection with an extra range.
+ */
+ addRange(range, main = true) {
+ return EditorSelection.create([range].concat(this.ranges), main ? 0 : this.mainIndex + 1);
+ }
+ /**
+ Replace a given range with another range, and then normalize the
+ selection to merge and sort ranges if necessary.
+ */
+ replaceRange(range, which = this.mainIndex) {
+ let ranges = this.ranges.slice();
+ ranges[which] = range;
+ return EditorSelection.create(ranges, this.mainIndex);
+ }
+ /**
+ Convert this selection to an object that can be serialized to
+ JSON.
+ */
+ toJSON() {
+ return { ranges: this.ranges.map(r => r.toJSON()), main: this.mainIndex };
+ }
+ /**
+ Create a selection from a JSON representation.
+ */
+ static fromJSON(json) {
+ if (!json || !Array.isArray(json.ranges) || typeof json.main != "number" || json.main >= json.ranges.length)
+ throw new RangeError("Invalid JSON representation for EditorSelection");
+ return new EditorSelection(json.ranges.map((r) => SelectionRange.fromJSON(r)), json.main);
+ }
+ /**
+ Create a selection holding a single range.
+ */
+ static single(anchor, head = anchor) {
+ return new EditorSelection([EditorSelection.range(anchor, head)], 0);
+ }
+ /**
+ Sort and merge the given set of ranges, creating a valid
+ selection.
+ */
+ static create(ranges, mainIndex = 0) {
+ if (ranges.length == 0)
+ throw new RangeError("A selection needs at least one range");
+ for (let pos = 0, i = 0; i < ranges.length; i++) {
+ let range = ranges[i];
+ if (range.empty ? range.from <= pos : range.from < pos)
+ return normalized(ranges.slice(), mainIndex);
+ pos = range.to;
+ }
+ return new EditorSelection(ranges, mainIndex);
+ }
+ /**
+ Create a cursor selection range at the given position. You can
+ safely ignore the optional arguments in most situations.
+ */
+ static cursor(pos, assoc = 0, bidiLevel, goalColumn) {
+ return new SelectionRange(pos, pos, (assoc == 0 ? 0 : assoc < 0 ? 4 /* AssocBefore */ : 8 /* AssocAfter */) |
+ (bidiLevel == null ? 3 : Math.min(2, bidiLevel)) |
+ ((goalColumn !== null && goalColumn !== void 0 ? goalColumn : 33554431 /* NoGoalColumn */) << 5 /* GoalColumnOffset */));
+ }
+ /**
+ Create a selection range.
+ */
+ static range(anchor, head, goalColumn) {
+ let goal = (goalColumn !== null && goalColumn !== void 0 ? goalColumn : 33554431 /* NoGoalColumn */) << 5 /* GoalColumnOffset */;
+ return head < anchor ? new SelectionRange(head, anchor, 16 /* Inverted */ | goal) : new SelectionRange(anchor, head, goal);
+ }
+ }
+ function normalized(ranges, mainIndex = 0) {
+ let main = ranges[mainIndex];
+ ranges.sort((a, b) => a.from - b.from);
+ mainIndex = ranges.indexOf(main);
+ for (let i = 1; i < ranges.length; i++) {
+ let range = ranges[i], prev = ranges[i - 1];
+ if (range.empty ? range.from <= prev.to : range.from < prev.to) {
+ let from = prev.from, to = Math.max(range.to, prev.to);
+ if (i <= mainIndex)
+ mainIndex--;
+ ranges.splice(--i, 2, range.anchor > range.head ? EditorSelection.range(to, from) : EditorSelection.range(from, to));
+ }
+ }
+ return new EditorSelection(ranges, mainIndex);
+ }
+ function checkSelection(selection, docLength) {
+ for (let range of selection.ranges)
+ if (range.to > docLength)
+ throw new RangeError("Selection points outside of document");
+ }
+
+ let nextID = 0;
+ /**
+ A facet is a labeled value that is associated with an editor
+ state. It takes inputs from any number of extensions, and combines
+ those into a single output value.
+
+ Examples of facets are the [theme](https://codemirror.net/6/docs/ref/#view.EditorView^theme) styles
+ associated with an editor or the [tab
+ size](https://codemirror.net/6/docs/ref/#state.EditorState^tabSize) (which is reduced to a single
+ value, using the input with the hightest precedence).
+ */
+ class Facet {
+ constructor(
+ /**
+ @internal
+ */
+ combine,
+ /**
+ @internal
+ */
+ compareInput,
+ /**
+ @internal
+ */
+ compare, isStatic,
+ /**
+ @internal
+ */
+ extensions) {
+ this.combine = combine;
+ this.compareInput = compareInput;
+ this.compare = compare;
+ this.isStatic = isStatic;
+ this.extensions = extensions;
+ /**
+ @internal
+ */
+ this.id = nextID++;
+ this.default = combine([]);
+ }
+ /**
+ Define a new facet.
+ */
+ static define(config = {}) {
+ return new Facet(config.combine || ((a) => a), config.compareInput || ((a, b) => a === b), config.compare || (!config.combine ? sameArray$1 : (a, b) => a === b), !!config.static, config.enables);
+ }
+ /**
+ Returns an extension that adds the given value for this facet.
+ */
+ of(value) {
+ return new FacetProvider([], this, 0 /* Static */, value);
+ }
+ /**
+ Create an extension that computes a value for the facet from a
+ state. You must take care to declare the parts of the state that
+ this value depends on, since your function is only called again
+ for a new state when one of those parts changed.
+
+ In most cases, you'll want to use the
+ [`provide`](https://codemirror.net/6/docs/ref/#state.StateField^define^config.provide) option when
+ defining a field instead.
+ */
+ compute(deps, get) {
+ if (this.isStatic)
+ throw new Error("Can't compute a static facet");
+ return new FacetProvider(deps, this, 1 /* Single */, get);
+ }
+ /**
+ Create an extension that computes zero or more values for this
+ facet from a state.
+ */
+ computeN(deps, get) {
+ if (this.isStatic)
+ throw new Error("Can't compute a static facet");
+ return new FacetProvider(deps, this, 2 /* Multi */, get);
+ }
+ from(field, get) {
+ if (!get)
+ get = x => x;
+ return this.compute([field], state => get(state.field(field)));
+ }
+ }
+ function sameArray$1(a, b) {
+ return a == b || a.length == b.length && a.every((e, i) => e === b[i]);
+ }
+ class FacetProvider {
+ constructor(dependencies, facet, type, value) {
+ this.dependencies = dependencies;
+ this.facet = facet;
+ this.type = type;
+ this.value = value;
+ this.id = nextID++;
+ }
+ dynamicSlot(addresses) {
+ var _a;
+ let getter = this.value;
+ let compare = this.facet.compareInput;
+ let idx = addresses[this.id] >> 1, multi = this.type == 2 /* Multi */;
+ let depDoc = false, depSel = false, depAddrs = [];
+ for (let dep of this.dependencies) {
+ if (dep == "doc")
+ depDoc = true;
+ else if (dep == "selection")
+ depSel = true;
+ else if ((((_a = addresses[dep.id]) !== null && _a !== void 0 ? _a : 1) & 1) == 0)
+ depAddrs.push(addresses[dep.id]);
+ }
+ return (state, tr) => {
+ if (!tr || tr.reconfigured) {
+ state.values[idx] = getter(state);
+ return 1 /* Changed */;
+ }
+ else {
+ let depChanged = (depDoc && tr.docChanged) || (depSel && (tr.docChanged || tr.selection)) ||
+ depAddrs.some(addr => (ensureAddr(state, addr) & 1 /* Changed */) > 0);
+ if (!depChanged)
+ return 0;
+ let newVal = getter(state), oldVal = tr.startState.values[idx];
+ if (multi ? compareArray(newVal, oldVal, compare) : compare(newVal, oldVal))
+ return 0;
+ state.values[idx] = newVal;
+ return 1 /* Changed */;
+ }
+ };
+ }
+ }
+ function compareArray(a, b, compare) {
+ if (a.length != b.length)
+ return false;
+ for (let i = 0; i < a.length; i++)
+ if (!compare(a[i], b[i]))
+ return false;
+ return true;
+ }
+ function dynamicFacetSlot(addresses, facet, providers) {
+ let providerAddrs = providers.map(p => addresses[p.id]);
+ let providerTypes = providers.map(p => p.type);
+ let dynamic = providerAddrs.filter(p => !(p & 1));
+ let idx = addresses[facet.id] >> 1;
+ return (state, tr) => {
+ let oldAddr = !tr ? null : tr.reconfigured ? tr.startState.config.address[facet.id] : idx << 1;
+ let changed = oldAddr == null;
+ for (let dynAddr of dynamic) {
+ if (ensureAddr(state, dynAddr) & 1 /* Changed */)
+ changed = true;
+ }
+ if (!changed)
+ return 0;
+ let values = [];
+ for (let i = 0; i < providerAddrs.length; i++) {
+ let value = getAddr(state, providerAddrs[i]);
+ if (providerTypes[i] == 2 /* Multi */)
+ for (let val of value)
+ values.push(val);
+ else
+ values.push(value);
+ }
+ let newVal = facet.combine(values);
+ if (oldAddr != null && facet.compare(newVal, getAddr(tr.startState, oldAddr)))
+ return 0;
+ state.values[idx] = newVal;
+ return 1 /* Changed */;
+ };
+ }
+ function maybeIndex(state, id) {
+ let found = state.config.address[id];
+ return found == null ? null : found >> 1;
+ }
+ const initField = Facet.define({ static: true });
+ /**
+ Fields can store additional information in an editor state, and
+ keep it in sync with the rest of the state.
+ */
+ class StateField {
+ constructor(
+ /**
+ @internal
+ */
+ id, createF, updateF, compareF,
+ /**
+ @internal
+ */
+ spec) {
+ this.id = id;
+ this.createF = createF;
+ this.updateF = updateF;
+ this.compareF = compareF;
+ this.spec = spec;
+ /**
+ @internal
+ */
+ this.provides = undefined;
+ }
+ /**
+ Define a state field.
+ */
+ static define(config) {
+ let field = new StateField(nextID++, config.create, config.update, config.compare || ((a, b) => a === b), config);
+ if (config.provide)
+ field.provides = config.provide(field);
+ return field;
+ }
+ create(state) {
+ let init = state.facet(initField).find(i => i.field == this);
+ return ((init === null || init === void 0 ? void 0 : init.create) || this.createF)(state);
+ }
+ /**
+ @internal
+ */
+ slot(addresses) {
+ let idx = addresses[this.id] >> 1;
+ return (state, tr) => {
+ if (!tr) {
+ state.values[idx] = this.create(state);
+ return 1 /* Changed */;
+ }
+ let oldVal, changed = 0;
+ if (tr.reconfigured) {
+ let oldIdx = maybeIndex(tr.startState, this.id);
+ oldVal = oldIdx == null ? this.create(tr.startState) : tr.startState.values[oldIdx];
+ changed = 1 /* Changed */;
+ }
+ else {
+ oldVal = tr.startState.values[idx];
+ }
+ let value = this.updateF(oldVal, tr);
+ if (!changed && !this.compareF(oldVal, value))
+ changed = 1 /* Changed */;
+ if (changed)
+ state.values[idx] = value;
+ return changed;
+ };
+ }
+ /**
+ Returns an extension that enables this field and overrides the
+ way it is initialized. Can be useful when you need to provide a
+ non-default starting value for the field.
+ */
+ init(create) {
+ return [this, initField.of({ field: this, create })];
+ }
+ /**
+ State field instances can be used as
+ [`Extension`](https://codemirror.net/6/docs/ref/#state.Extension) values to enable the field in a
+ given state.
+ */
+ get extension() { return this; }
+ }
+ const Prec_ = { fallback: 3, default: 2, extend: 1, override: 0 };
+ function prec(value) {
+ return (ext) => new PrecExtension(ext, value);
+ }
+ /**
+ By default extensions are registered in the order they are found
+ in the flattened form of nested array that was provided.
+ Individual extension values can be assigned a precedence to
+ override this. Extensions that do not have a precedence set get
+ the precedence of the nearest parent with a precedence, or
+ [`default`](https://codemirror.net/6/docs/ref/#state.Prec.default) if there is no such parent. The
+ final ordering of extensions is determined by first sorting by
+ precedence and then by order within each precedence.
+ */
+ const Prec = {
+ /**
+ A precedence below the default precedence, which will cause
+ default-precedence extensions to override it even if they are
+ specified later in the extension ordering.
+ */
+ fallback: prec(Prec_.fallback),
+ /**
+ The regular default precedence.
+ */
+ default: prec(Prec_.default),
+ /**
+ A higher-than-default precedence.
+ */
+ extend: prec(Prec_.extend),
+ /**
+ Precedence above the `default` and `extend` precedences.
+ */
+ override: prec(Prec_.override)
+ };
+ class PrecExtension {
+ constructor(inner, prec) {
+ this.inner = inner;
+ this.prec = prec;
+ }
+ }
+ /**
+ Extension compartments can be used to make a configuration
+ dynamic. By [wrapping](https://codemirror.net/6/docs/ref/#state.Compartment.of) part of your
+ configuration in a compartment, you can later
+ [replace](https://codemirror.net/6/docs/ref/#state.Compartment.reconfigure) that part through a
+ transaction.
+ */
+ class Compartment {
+ /**
+ Create an instance of this compartment to add to your [state
+ configuration](https://codemirror.net/6/docs/ref/#state.EditorStateConfig.extensions).
+ */
+ of(ext) { return new CompartmentInstance(this, ext); }
+ /**
+ Create an [effect](https://codemirror.net/6/docs/ref/#state.TransactionSpec.effects) that
+ reconfigures this compartment.
+ */
+ reconfigure(content) {
+ return Compartment.reconfigure.of({ compartment: this, extension: content });
+ }
+ /**
+ Get the current content of the compartment in the state, or
+ `undefined` if it isn't present.
+ */
+ get(state) {
+ return state.config.compartments.get(this);
+ }
+ }
+ class CompartmentInstance {
+ constructor(compartment, inner) {
+ this.compartment = compartment;
+ this.inner = inner;
+ }
+ }
+ class Configuration {
+ constructor(base, compartments, dynamicSlots, address, staticValues) {
+ this.base = base;
+ this.compartments = compartments;
+ this.dynamicSlots = dynamicSlots;
+ this.address = address;
+ this.staticValues = staticValues;
+ this.statusTemplate = [];
+ while (this.statusTemplate.length < dynamicSlots.length)
+ this.statusTemplate.push(0 /* Uninitialized */);
+ }
+ staticFacet(facet) {
+ let addr = this.address[facet.id];
+ return addr == null ? facet.default : this.staticValues[addr >> 1];
+ }
+ static resolve(base, compartments, oldState) {
+ let fields = [];
+ let facets = Object.create(null);
+ let newCompartments = new Map();
+ for (let ext of flatten(base, compartments, newCompartments)) {
+ if (ext instanceof StateField)
+ fields.push(ext);
+ else
+ (facets[ext.facet.id] || (facets[ext.facet.id] = [])).push(ext);
+ }
+ let address = Object.create(null);
+ let staticValues = [];
+ let dynamicSlots = [];
+ for (let field of fields) {
+ address[field.id] = dynamicSlots.length << 1;
+ dynamicSlots.push(a => field.slot(a));
+ }
+ for (let id in facets) {
+ let providers = facets[id], facet = providers[0].facet;
+ if (providers.every(p => p.type == 0 /* Static */)) {
+ address[facet.id] = (staticValues.length << 1) | 1;
+ let value = facet.combine(providers.map(p => p.value));
+ let oldAddr = oldState ? oldState.config.address[facet.id] : null;
+ if (oldAddr != null) {
+ let oldVal = getAddr(oldState, oldAddr);
+ if (facet.compare(value, oldVal))
+ value = oldVal;
+ }
+ staticValues.push(value);
+ }
+ else {
+ for (let p of providers) {
+ if (p.type == 0 /* Static */) {
+ address[p.id] = (staticValues.length << 1) | 1;
+ staticValues.push(p.value);
+ }
+ else {
+ address[p.id] = dynamicSlots.length << 1;
+ dynamicSlots.push(a => p.dynamicSlot(a));
+ }
+ }
+ address[facet.id] = dynamicSlots.length << 1;
+ dynamicSlots.push(a => dynamicFacetSlot(a, facet, providers));
+ }
+ }
+ return new Configuration(base, newCompartments, dynamicSlots.map(f => f(address)), address, staticValues);
+ }
+ }
+ function flatten(extension, compartments, newCompartments) {
+ let result = [[], [], [], []];
+ let seen = new Map();
+ function inner(ext, prec) {
+ let known = seen.get(ext);
+ if (known != null) {
+ if (known >= prec)
+ return;
+ let found = result[known].indexOf(ext);
+ if (found > -1)
+ result[known].splice(found, 1);
+ if (ext instanceof CompartmentInstance)
+ newCompartments.delete(ext.compartment);
+ }
+ seen.set(ext, prec);
+ if (Array.isArray(ext)) {
+ for (let e of ext)
+ inner(e, prec);
+ }
+ else if (ext instanceof CompartmentInstance) {
+ if (newCompartments.has(ext.compartment))
+ throw new RangeError(`Duplicate use of compartment in extensions`);
+ let content = compartments.get(ext.compartment) || ext.inner;
+ newCompartments.set(ext.compartment, content);
+ inner(content, prec);
+ }
+ else if (ext instanceof PrecExtension) {
+ inner(ext.inner, ext.prec);
+ }
+ else if (ext instanceof StateField) {
+ result[prec].push(ext);
+ if (ext.provides)
+ inner(ext.provides, prec);
+ }
+ else if (ext instanceof FacetProvider) {
+ result[prec].push(ext);
+ if (ext.facet.extensions)
+ inner(ext.facet.extensions, prec);
+ }
+ else {
+ let content = ext.extension;
+ if (!content)
+ throw new Error(`Unrecognized extension value in extension set (${ext}). This sometimes happens because multiple instances of @codemirror/state are loaded, breaking instanceof checks.`);
+ inner(content, prec);
+ }
+ }
+ inner(extension, Prec_.default);
+ return result.reduce((a, b) => a.concat(b));
+ }
+ function ensureAddr(state, addr) {
+ if (addr & 1)
+ return 2 /* Computed */;
+ let idx = addr >> 1;
+ let status = state.status[idx];
+ if (status == 4 /* Computing */)
+ throw new Error("Cyclic dependency between fields and/or facets");
+ if (status & 2 /* Computed */)
+ return status;
+ state.status[idx] = 4 /* Computing */;
+ let changed = state.config.dynamicSlots[idx](state, state.applying);
+ return state.status[idx] = 2 /* Computed */ | changed;
+ }
+ function getAddr(state, addr) {
+ return addr & 1 ? state.config.staticValues[addr >> 1] : state.values[addr >> 1];
+ }
+
+ const languageData = Facet.define();
+ const allowMultipleSelections = Facet.define({
+ combine: values => values.some(v => v),
+ static: true
+ });
+ const lineSeparator = Facet.define({
+ combine: values => values.length ? values[0] : undefined,
+ static: true
+ });
+ const changeFilter = Facet.define();
+ const transactionFilter = Facet.define();
+ const transactionExtender = Facet.define();
+
+ /**
+ Annotations are tagged values that are used to add metadata to
+ transactions in an extensible way. They should be used to model
+ things that effect the entire transaction (such as its [time
+ stamp](https://codemirror.net/6/docs/ref/#state.Transaction^time) or information about its
+ [origin](https://codemirror.net/6/docs/ref/#state.Transaction^userEvent)). For effects that happen
+ _alongside_ the other changes made by the transaction, [state
+ effects](https://codemirror.net/6/docs/ref/#state.StateEffect) are more appropriate.
+ */
+ class Annotation {
+ /**
+ @internal
+ */
+ constructor(
+ /**
+ The annotation type.
+ */
+ type,
+ /**
+ The value of this annotation.
+ */
+ value) {
+ this.type = type;
+ this.value = value;
+ }
+ /**
+ Define a new type of annotation.
+ */
+ static define() { return new AnnotationType(); }
+ }
+ /**
+ Marker that identifies a type of [annotation](https://codemirror.net/6/docs/ref/#state.Annotation).
+ */
+ class AnnotationType {
+ /**
+ Create an instance of this annotation.
+ */
+ of(value) { return new Annotation(this, value); }
+ }
+ /**
+ Representation of a type of state effect. Defined with
+ [`StateEffect.define`](https://codemirror.net/6/docs/ref/#state.StateEffect^define).
+ */
+ class StateEffectType {
+ /**
+ @internal
+ */
+ constructor(
+ // The `any` types in these function types are there to work
+ // around TypeScript issue #37631, where the type guard on
+ // `StateEffect.is` mysteriously stops working when these properly
+ // have type `Value`.
+ /**
+ @internal
+ */
+ map) {
+ this.map = map;
+ }
+ /**
+ Create a [state effect](https://codemirror.net/6/docs/ref/#state.StateEffect) instance of this
+ type.
+ */
+ of(value) { return new StateEffect(this, value); }
+ }
+ /**
+ State effects can be used to represent additional effects
+ associated with a [transaction](https://codemirror.net/6/docs/ref/#state.Transaction.effects). They
+ are often useful to model changes to custom [state
+ fields](https://codemirror.net/6/docs/ref/#state.StateField), when those changes aren't implicit in
+ document or selection changes.
+ */
+ class StateEffect {
+ /**
+ @internal
+ */
+ constructor(
+ /**
+ @internal
+ */
+ type,
+ /**
+ The value of this effect.
+ */
+ value) {
+ this.type = type;
+ this.value = value;
+ }
+ /**
+ Map this effect through a position mapping. Will return
+ `undefined` when that ends up deleting the effect.
+ */
+ map(mapping) {
+ let mapped = this.type.map(this.value, mapping);
+ return mapped === undefined ? undefined : mapped == this.value ? this : new StateEffect(this.type, mapped);
+ }
+ /**
+ Tells you whether this effect object is of a given
+ [type](https://codemirror.net/6/docs/ref/#state.StateEffectType).
+ */
+ is(type) { return this.type == type; }
+ /**
+ Define a new effect type. The type parameter indicates the type
+ of values that his effect holds.
+ */
+ static define(spec = {}) {
+ return new StateEffectType(spec.map || (v => v));
+ }
+ /**
+ Map an array of effects through a change set.
+ */
+ static mapEffects(effects, mapping) {
+ if (!effects.length)
+ return effects;
+ let result = [];
+ for (let effect of effects) {
+ let mapped = effect.map(mapping);
+ if (mapped)
+ result.push(mapped);
+ }
+ return result;
+ }
+ }
+ /**
+ This effect can be used to reconfigure the root extensions of
+ the editor. Doing this will discard any extensions
+ [appended](https://codemirror.net/6/docs/ref/#state.StateEffect^appendConfig), but does not reset
+ the content of [reconfigured](https://codemirror.net/6/docs/ref/#state.Compartment.reconfigure)
+ compartments.
+ */
+ StateEffect.reconfigure = StateEffect.define();
+ /**
+ Append extensions to the top-level configuration of the editor.
+ */
+ StateEffect.appendConfig = StateEffect.define();
+ /**
+ Changes to the editor state are grouped into transactions.
+ Typically, a user action creates a single transaction, which may
+ contain any number of document changes, may change the selection,
+ or have other effects. Create a transaction by calling
+ [`EditorState.update`](https://codemirror.net/6/docs/ref/#state.EditorState.update).
+ */
+ class Transaction {
+ /**
+ @internal
+ */
+ constructor(
+ /**
+ The state from which the transaction starts.
+ */
+ startState,
+ /**
+ The document changes made by this transaction.
+ */
+ changes,
+ /**
+ The selection set by this transaction, or undefined if it
+ doesn't explicitly set a selection.
+ */
+ selection,
+ /**
+ The effects added to the transaction.
+ */
+ effects,
+ /**
+ @internal
+ */
+ annotations,
+ /**
+ Whether the selection should be scrolled into view after this
+ transaction is dispatched.
+ */
+ scrollIntoView) {
+ this.startState = startState;
+ this.changes = changes;
+ this.selection = selection;
+ this.effects = effects;
+ this.annotations = annotations;
+ this.scrollIntoView = scrollIntoView;
+ /**
+ @internal
+ */
+ this._doc = null;
+ /**
+ @internal
+ */
+ this._state = null;
+ if (selection)
+ checkSelection(selection, changes.newLength);
+ if (!annotations.some((a) => a.type == Transaction.time))
+ this.annotations = annotations.concat(Transaction.time.of(Date.now()));
+ }
+ /**
+ The new document produced by the transaction. Contrary to
+ [`.state`](https://codemirror.net/6/docs/ref/#state.Transaction.state)`.doc`, accessing this won't
+ force the entire new state to be computed right away, so it is
+ recommended that [transaction
+ filters](https://codemirror.net/6/docs/ref/#state.EditorState^transactionFilter) use this getter
+ when they need to look at the new document.
+ */
+ get newDoc() {
+ return this._doc || (this._doc = this.changes.apply(this.startState.doc));
+ }
+ /**
+ The new selection produced by the transaction. If
+ [`this.selection`](https://codemirror.net/6/docs/ref/#state.Transaction.selection) is undefined,
+ this will [map](https://codemirror.net/6/docs/ref/#state.EditorSelection.map) the start state's
+ current selection through the changes made by the transaction.
+ */
+ get newSelection() {
+ return this.selection || this.startState.selection.map(this.changes);
+ }
+ /**
+ The new state created by the transaction. Computed on demand
+ (but retained for subsequent access), so itis recommended not to
+ access it in [transaction
+ filters](https://codemirror.net/6/docs/ref/#state.EditorState^transactionFilter) when possible.
+ */
+ get state() {
+ if (!this._state)
+ this.startState.applyTransaction(this);
+ return this._state;
+ }
+ /**
+ Get the value of the given annotation type, if any.
+ */
+ annotation(type) {
+ for (let ann of this.annotations)
+ if (ann.type == type)
+ return ann.value;
+ return undefined;
+ }
+ /**
+ Indicates whether the transaction changed the document.
+ */
+ get docChanged() { return !this.changes.empty; }
+ /**
+ Indicates whether this transaction reconfigures the state
+ (through a [configuration compartment](https://codemirror.net/6/docs/ref/#state.Compartment) or
+ with a top-level configuration
+ [effect](https://codemirror.net/6/docs/ref/#state.StateEffect^reconfigure).
+ */
+ get reconfigured() { return this.startState.config != this.state.config; }
+ }
+ /**
+ Annotation used to store transaction timestamps.
+ */
+ Transaction.time = Annotation.define();
+ /**
+ Annotation used to associate a transaction with a user interface
+ event. The view will set this to...
+
+ - `"input"` when the user types text
+ - `"delete"` when the user deletes the selection or text near the selection
+ - `"keyboardselection"` when moving the selection via the keyboard
+ - `"pointerselection"` when moving the selection through the pointing device
+ - `"paste"` when pasting content
+ - `"cut"` when cutting
+ - `"drop"` when content is inserted via drag-and-drop
+ */
+ Transaction.userEvent = Annotation.define();
+ /**
+ Annotation indicating whether a transaction should be added to
+ the undo history or not.
+ */
+ Transaction.addToHistory = Annotation.define();
+ function joinRanges(a, b) {
+ let result = [];
+ for (let iA = 0, iB = 0;;) {
+ let from, to;
+ if (iA < a.length && (iB == b.length || b[iB] >= a[iA])) {
+ from = a[iA++];
+ to = a[iA++];
+ }
+ else if (iB < b.length) {
+ from = b[iB++];
+ to = b[iB++];
+ }
+ else
+ return result;
+ if (!result.length || result[result.length - 1] < from)
+ result.push(from, to);
+ else if (result[result.length - 1] < to)
+ result[result.length - 1] = to;
+ }
+ }
+ function mergeTransaction(a, b, sequential) {
+ var _a;
+ let mapForA, mapForB, changes;
+ if (sequential) {
+ mapForA = b.changes;
+ mapForB = ChangeSet.empty(b.changes.length);
+ changes = a.changes.compose(b.changes);
+ }
+ else {
+ mapForA = b.changes.map(a.changes);
+ mapForB = a.changes.mapDesc(b.changes, true);
+ changes = a.changes.compose(mapForA);
+ }
+ return {
+ changes,
+ selection: b.selection ? b.selection.map(mapForB) : (_a = a.selection) === null || _a === void 0 ? void 0 : _a.map(mapForA),
+ effects: StateEffect.mapEffects(a.effects, mapForA).concat(StateEffect.mapEffects(b.effects, mapForB)),
+ annotations: a.annotations.length ? a.annotations.concat(b.annotations) : b.annotations,
+ scrollIntoView: a.scrollIntoView || b.scrollIntoView
+ };
+ }
+ function resolveTransactionInner(state, spec, docSize) {
+ let sel = spec.selection;
+ return {
+ changes: spec.changes instanceof ChangeSet ? spec.changes
+ : ChangeSet.of(spec.changes || [], docSize, state.facet(lineSeparator)),
+ selection: sel && (sel instanceof EditorSelection ? sel : EditorSelection.single(sel.anchor, sel.head)),
+ effects: asArray(spec.effects),
+ annotations: asArray(spec.annotations),
+ scrollIntoView: !!spec.scrollIntoView
+ };
+ }
+ function resolveTransaction(state, specs, filter) {
+ let s = resolveTransactionInner(state, specs.length ? specs[0] : {}, state.doc.length);
+ if (specs.length && specs[0].filter === false)
+ filter = false;
+ for (let i = 1; i < specs.length; i++) {
+ if (specs[i].filter === false)
+ filter = false;
+ let seq = !!specs[i].sequential;
+ s = mergeTransaction(s, resolveTransactionInner(state, specs[i], seq ? s.changes.newLength : state.doc.length), seq);
+ }
+ let tr = new Transaction(state, s.changes, s.selection, s.effects, s.annotations, s.scrollIntoView);
+ return extendTransaction(filter ? filterTransaction(tr) : tr);
+ }
+ // Finish a transaction by applying filters if necessary.
+ function filterTransaction(tr) {
+ let state = tr.startState;
+ // Change filters
+ let result = true;
+ for (let filter of state.facet(changeFilter)) {
+ let value = filter(tr);
+ if (value === false) {
+ result = false;
+ break;
+ }
+ if (Array.isArray(value))
+ result = result === true ? value : joinRanges(result, value);
+ }
+ if (result !== true) {
+ let changes, back;
+ if (result === false) {
+ back = tr.changes.invertedDesc;
+ changes = ChangeSet.empty(state.doc.length);
+ }
+ else {
+ let filtered = tr.changes.filter(result);
+ changes = filtered.changes;
+ back = filtered.filtered.invertedDesc;
+ }
+ tr = new Transaction(state, changes, tr.selection && tr.selection.map(back), StateEffect.mapEffects(tr.effects, back), tr.annotations, tr.scrollIntoView);
+ }
+ // Transaction filters
+ let filters = state.facet(transactionFilter);
+ for (let i = filters.length - 1; i >= 0; i--) {
+ let filtered = filters[i](tr);
+ if (filtered instanceof Transaction)
+ tr = filtered;
+ else if (Array.isArray(filtered) && filtered.length == 1 && filtered[0] instanceof Transaction)
+ tr = filtered[0];
+ else
+ tr = resolveTransaction(state, asArray(filtered), false);
+ }
+ return tr;
+ }
+ function extendTransaction(tr) {
+ let state = tr.startState, extenders = state.facet(transactionExtender), spec = tr;
+ for (let i = extenders.length - 1; i >= 0; i--) {
+ let extension = extenders[i](tr);
+ if (extension && Object.keys(extension).length)
+ spec = mergeTransaction(tr, resolveTransactionInner(state, extension, tr.changes.newLength), true);
+ }
+ return spec == tr ? tr : new Transaction(state, tr.changes, tr.selection, spec.effects, spec.annotations, spec.scrollIntoView);
+ }
+ const none$5 = [];
+ function asArray(value) {
+ return value == null ? none$5 : Array.isArray(value) ? value : [value];
+ }
+
+ /**
+ The categories produced by a [character
+ categorizer](https://codemirror.net/6/docs/ref/#state.EditorState.charCategorizer). These are used
+ do things like selecting by word.
+ */
+ var CharCategory;
+ (function (CharCategory) {
+ /**
+ Word characters.
+ */
+ CharCategory[CharCategory["Word"] = 0] = "Word";
+ /**
+ Whitespace.
+ */
+ CharCategory[CharCategory["Space"] = 1] = "Space";
+ /**
+ Anything else.
+ */
+ CharCategory[CharCategory["Other"] = 2] = "Other";
+ })(CharCategory || (CharCategory = {}));
+ const nonASCIISingleCaseWordChar = /[\u00df\u0587\u0590-\u05f4\u0600-\u06ff\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/;
+ let wordChar;
+ try {
+ wordChar = new RegExp("[\\p{Alphabetic}\\p{Number}_]", "u");
+ }
+ catch (_) { }
+ function hasWordChar(str) {
+ if (wordChar)
+ return wordChar.test(str);
+ for (let i = 0; i < str.length; i++) {
+ let ch = str[i];
+ if (/\w/.test(ch) || ch > "\x80" && (ch.toUpperCase() != ch.toLowerCase() || nonASCIISingleCaseWordChar.test(ch)))
+ return true;
+ }
+ return false;
+ }
+ function makeCategorizer(wordChars) {
+ return (char) => {
+ if (!/\S/.test(char))
+ return CharCategory.Space;
+ if (hasWordChar(char))
+ return CharCategory.Word;
+ for (let i = 0; i < wordChars.length; i++)
+ if (char.indexOf(wordChars[i]) > -1)
+ return CharCategory.Word;
+ return CharCategory.Other;
+ };
+ }
+
+ /**
+ The editor state class is a persistent (immutable) data structure.
+ To update a state, you [create](https://codemirror.net/6/docs/ref/#state.EditorState.update) a
+ [transaction](https://codemirror.net/6/docs/ref/#state.Transaction), which produces a _new_ state
+ instance, without modifying the original object.
+
+ As such, _never_ mutate properties of a state directly. That'll
+ just break things.
+ */
+ class EditorState {
+ /**
+ @internal
+ */
+ constructor(
+ /**
+ @internal
+ */
+ config,
+ /**
+ The current document.
+ */
+ doc,
+ /**
+ The current selection.
+ */
+ selection, tr = null) {
+ this.config = config;
+ this.doc = doc;
+ this.selection = selection;
+ /**
+ @internal
+ */
+ this.applying = null;
+ this.status = config.statusTemplate.slice();
+ if (tr && tr.startState.config == config) {
+ this.values = tr.startState.values.slice();
+ }
+ else {
+ this.values = config.dynamicSlots.map(_ => null);
+ // Copy over old values for shared facets/fields if this is a reconfigure
+ if (tr)
+ for (let id in config.address) {
+ let cur = config.address[id], prev = tr.startState.config.address[id];
+ if (prev != null && (cur & 1) == 0)
+ this.values[cur >> 1] = getAddr(tr.startState, prev);
+ }
+ }
+ this.applying = tr;
+ // Fill in the computed state immediately, so that further queries
+ // for it made during the update return this state
+ if (tr)
+ tr._state = this;
+ for (let i = 0; i < this.config.dynamicSlots.length; i++)
+ ensureAddr(this, i << 1);
+ this.applying = null;
+ }
+ field(field, require = true) {
+ let addr = this.config.address[field.id];
+ if (addr == null) {
+ if (require)
+ throw new RangeError("Field is not present in this state");
+ return undefined;
+ }
+ ensureAddr(this, addr);
+ return getAddr(this, addr);
+ }
+ /**
+ Create a [transaction](https://codemirror.net/6/docs/ref/#state.Transaction) that updates this
+ state. Any number of [transaction specs](https://codemirror.net/6/docs/ref/#state.TransactionSpec)
+ can be passed. Unless
+ [`sequential`](https://codemirror.net/6/docs/ref/#state.TransactionSpec.sequential) is set, the
+ [changes](https://codemirror.net/6/docs/ref/#state.TransactionSpec.changes) (if any) of each spec
+ are assumed to start in the _current_ document (not the document
+ produced by previous specs), and its
+ [selection](https://codemirror.net/6/docs/ref/#state.TransactionSpec.selection) and
+ [effects](https://codemirror.net/6/docs/ref/#state.TransactionSpec.effects) are assumed to refer
+ to the document created by its _own_ changes. The resulting
+ transaction contains the combined effect of all the different
+ specs. For [selection](https://codemirror.net/6/docs/ref/#state.TransactionSpec.selection), later
+ specs take precedence over earlier ones.
+ */
+ update(...specs) {
+ return resolveTransaction(this, specs, true);
+ }
+ /**
+ @internal
+ */
+ applyTransaction(tr) {
+ let conf = this.config, { base, compartments } = conf;
+ for (let effect of tr.effects) {
+ if (effect.is(Compartment.reconfigure)) {
+ if (conf) {
+ compartments = new Map;
+ conf.compartments.forEach((val, key) => compartments.set(key, val));
+ conf = null;
+ }
+ compartments.set(effect.value.compartment, effect.value.extension);
+ }
+ else if (effect.is(StateEffect.reconfigure)) {
+ conf = null;
+ base = effect.value;
+ }
+ else if (effect.is(StateEffect.appendConfig)) {
+ conf = null;
+ base = asArray(base).concat(effect.value);
+ }
+ }
+ new EditorState(conf || Configuration.resolve(base, compartments, this), tr.newDoc, tr.newSelection, tr);
+ }
+ /**
+ Create a [transaction spec](https://codemirror.net/6/docs/ref/#state.TransactionSpec) that
+ replaces every selection range with the given content.
+ */
+ replaceSelection(text) {
+ if (typeof text == "string")
+ text = this.toText(text);
+ return this.changeByRange(range => ({ changes: { from: range.from, to: range.to, insert: text },
+ range: EditorSelection.cursor(range.from + text.length) }));
+ }
+ /**
+ Create a set of changes and a new selection by running the given
+ function for each range in the active selection. The function
+ can return an optional set of changes (in the coordinate space
+ of the start document), plus an updated range (in the coordinate
+ space of the document produced by the call's own changes). This
+ method will merge all the changes and ranges into a single
+ changeset and selection, and return it as a [transaction
+ spec](https://codemirror.net/6/docs/ref/#state.TransactionSpec), which can be passed to
+ [`update`](https://codemirror.net/6/docs/ref/#state.EditorState.update).
+ */
+ changeByRange(f) {
+ let sel = this.selection;
+ let result1 = f(sel.ranges[0]);
+ let changes = this.changes(result1.changes), ranges = [result1.range];
+ let effects = asArray(result1.effects);
+ for (let i = 1; i < sel.ranges.length; i++) {
+ let result = f(sel.ranges[i]);
+ let newChanges = this.changes(result.changes), newMapped = newChanges.map(changes);
+ for (let j = 0; j < i; j++)
+ ranges[j] = ranges[j].map(newMapped);
+ let mapBy = changes.mapDesc(newChanges, true);
+ ranges.push(result.range.map(mapBy));
+ changes = changes.compose(newMapped);
+ effects = StateEffect.mapEffects(effects, newMapped).concat(StateEffect.mapEffects(asArray(result.effects), mapBy));
+ }
+ return {
+ changes,
+ selection: EditorSelection.create(ranges, sel.mainIndex),
+ effects
+ };
+ }
+ /**
+ Create a [change set](https://codemirror.net/6/docs/ref/#state.ChangeSet) from the given change
+ description, taking the state's document length and line
+ separator into account.
+ */
+ changes(spec = []) {
+ if (spec instanceof ChangeSet)
+ return spec;
+ return ChangeSet.of(spec, this.doc.length, this.facet(EditorState.lineSeparator));
+ }
+ /**
+ Using the state's [line
+ separator](https://codemirror.net/6/docs/ref/#state.EditorState^lineSeparator), create a
+ [`Text`](https://codemirror.net/6/docs/ref/#text.Text) instance from the given string.
+ */
+ toText(string) {
+ return Text.of(string.split(this.facet(EditorState.lineSeparator) || DefaultSplit));
+ }
+ /**
+ Return the given range of the document as a string.
+ */
+ sliceDoc(from = 0, to = this.doc.length) {
+ return this.doc.sliceString(from, to, this.lineBreak);
+ }
+ /**
+ Get the value of a state [facet](https://codemirror.net/6/docs/ref/#state.Facet).
+ */
+ facet(facet) {
+ let addr = this.config.address[facet.id];
+ if (addr == null)
+ return facet.default;
+ ensureAddr(this, addr);
+ return getAddr(this, addr);
+ }
+ /**
+ Convert this state to a JSON-serializable object. When custom
+ fields should be serialized, you can pass them in as an object
+ mapping property names (in the resulting object, which should
+ not use `doc` or `selection`) to fields.
+ */
+ toJSON(fields) {
+ let result = {
+ doc: this.sliceDoc(),
+ selection: this.selection.toJSON()
+ };
+ if (fields)
+ for (let prop in fields) {
+ let value = fields[prop];
+ if (value instanceof StateField)
+ result[prop] = value.spec.toJSON(this.field(fields[prop]), this);
+ }
+ return result;
+ }
+ /**
+ Deserialize a state from its JSON representation. When custom
+ fields should be deserialized, pass the same object you passed
+ to [`toJSON`](https://codemirror.net/6/docs/ref/#state.EditorState.toJSON) when serializing as
+ third argument.
+ */
+ static fromJSON(json, config = {}, fields) {
+ if (!json || typeof json.doc != "string")
+ throw new RangeError("Invalid JSON representation for EditorState");
+ let fieldInit = [];
+ if (fields)
+ for (let prop in fields) {
+ let field = fields[prop], value = json[prop];
+ fieldInit.push(field.init(state => field.spec.fromJSON(value, state)));
+ }
+ return EditorState.create({
+ doc: json.doc,
+ selection: EditorSelection.fromJSON(json.selection),
+ extensions: config.extensions ? fieldInit.concat([config.extensions]) : fieldInit
+ });
+ }
+ /**
+ Create a new state. You'll usually only need this when
+ initializing an editor—updated states are created by applying
+ transactions.
+ */
+ static create(config = {}) {
+ let configuration = Configuration.resolve(config.extensions || [], new Map);
+ let doc = config.doc instanceof Text ? config.doc
+ : Text.of((config.doc || "").split(configuration.staticFacet(EditorState.lineSeparator) || DefaultSplit));
+ let selection = !config.selection ? EditorSelection.single(0)
+ : config.selection instanceof EditorSelection ? config.selection
+ : EditorSelection.single(config.selection.anchor, config.selection.head);
+ checkSelection(selection, doc.length);
+ if (!configuration.staticFacet(allowMultipleSelections))
+ selection = selection.asSingle();
+ return new EditorState(configuration, doc, selection);
+ }
+ /**
+ The size (in columns) of a tab in the document, determined by
+ the [`tabSize`](https://codemirror.net/6/docs/ref/#state.EditorState^tabSize) facet.
+ */
+ get tabSize() { return this.facet(EditorState.tabSize); }
+ /**
+ Get the proper [line-break](https://codemirror.net/6/docs/ref/#state.EditorState^lineSeparator)
+ string for this state.
+ */
+ get lineBreak() { return this.facet(EditorState.lineSeparator) || "\n"; }
+ /**
+ Look up a translation for the given phrase (via the
+ [`phrases`](https://codemirror.net/6/docs/ref/#state.EditorState^phrases) facet), or return the
+ original string if no translation is found.
+ */
+ phrase(phrase) {
+ for (let map of this.facet(EditorState.phrases))
+ if (Object.prototype.hasOwnProperty.call(map, phrase))
+ return map[phrase];
+ return phrase;
+ }
+ /**
+ Find the values for a given language data field, provided by the
+ the [`languageData`](https://codemirror.net/6/docs/ref/#state.EditorState^languageData) facet.
+ */
+ languageDataAt(name, pos) {
+ let values = [];
+ for (let provider of this.facet(languageData)) {
+ for (let result of provider(this, pos)) {
+ if (Object.prototype.hasOwnProperty.call(result, name))
+ values.push(result[name]);
+ }
+ }
+ return values;
+ }
+ /**
+ Return a function that can categorize strings (expected to
+ represent a single [grapheme cluster](https://codemirror.net/6/docs/ref/#text.findClusterBreak))
+ into one of:
+
+ - Word (contains an alphanumeric character or a character
+ explicitly listed in the local language's `"wordChars"`
+ language data, which should be a string)
+ - Space (contains only whitespace)
+ - Other (anything else)
+ */
+ charCategorizer(at) {
+ return makeCategorizer(this.languageDataAt("wordChars", at).join(""));
+ }
+ }
+ /**
+ A facet that, when enabled, causes the editor to allow multiple
+ ranges to be selected. Be careful though, because by default the
+ editor relies on the native DOM selection, which cannot handle
+ multiple selections. An extension like
+ [`drawSelection`](https://codemirror.net/6/docs/ref/#view.drawSelection) can be used to make
+ secondary selections visible to the user.
+ */
+ EditorState.allowMultipleSelections = allowMultipleSelections;
+ /**
+ Configures the tab size to use in this state. The first
+ (highest-precedence) value of the facet is used. If no value is
+ given, this defaults to 4.
+ */
+ EditorState.tabSize = Facet.define({
+ combine: values => values.length ? values[0] : 4
+ });
+ /**
+ The line separator to use. By default, any of `"\n"`, `"\r\n"`
+ and `"\r"` is treated as a separator when splitting lines, and
+ lines are joined with `"\n"`.
+
+ When you configure a value here, only that precise separator
+ will be used, allowing you to round-trip documents through the
+ editor without normalizing line separators.
+ */
+ EditorState.lineSeparator = lineSeparator;
+ /**
+ Registers translation phrases. The
+ [`phrase`](https://codemirror.net/6/docs/ref/#state.EditorState.phrase) method will look through
+ all objects registered with this facet to find translations for
+ its argument.
+ */
+ EditorState.phrases = Facet.define();
+ /**
+ A facet used to register [language
+ data](https://codemirror.net/6/docs/ref/#state.EditorState.languageDataAt) providers.
+ */
+ EditorState.languageData = languageData;
+ /**
+ Facet used to register change filters, which are called for each
+ transaction (unless explicitly
+ [disabled](https://codemirror.net/6/docs/ref/#state.TransactionSpec.filter)), and can suppress
+ part of the transaction's changes.
+
+ Such a function can return `true` to indicate that it doesn't
+ want to do anything, `false` to completely stop the changes in
+ the transaction, or a set of ranges in which changes should be
+ suppressed. Such ranges are represented as an array of numbers,
+ with each pair of two number indicating the start and end of a
+ range. So for example `[10, 20, 100, 110]` suppresses changes
+ between 10 and 20, and between 100 and 110.
+ */
+ EditorState.changeFilter = changeFilter;
+ /**
+ Facet used to register a hook that gets a chance to update or
+ replace transaction specs before they are applied. This will
+ only be applied for transactions that don't have
+ [`filter`](https://codemirror.net/6/docs/ref/#state.TransactionSpec.filter) set to `false`. You
+ can either return a single (possibly the input transaction), or
+ an array of specs (which will be combined in the same way as the
+ arguments to [`EditorState.update`](https://codemirror.net/6/docs/ref/#state.EditorState.update)).
+
+ When possible, it is recommended to avoid accessing
+ [`Transaction.state`](https://codemirror.net/6/docs/ref/#state.Transaction.state) in a filter,
+ since it will force creation of a state that will then be
+ discarded again, if the transaction is actually filtered.
+
+ (This functionality should be used with care. Indiscriminately
+ modifying transaction is likely to break something or degrade
+ the user experience.)
+ */
+ EditorState.transactionFilter = transactionFilter;
+ /**
+ This is a more limited form of
+ [`transactionFilter`](https://codemirror.net/6/docs/ref/#state.EditorState^transactionFilter),
+ which can only add
+ [annotations](https://codemirror.net/6/docs/ref/#state.TransactionSpec.annotations) and
+ [effects](https://codemirror.net/6/docs/ref/#state.TransactionSpec.effects). _But_, this type
+ of filter runs even the transaction has disabled regular
+ [filtering](https://codemirror.net/6/docs/ref/#state.TransactionSpec.filter), making it suitable
+ for effects that don't need to touch the changes or selection,
+ but do want to process every transaction.
+
+ Extenders run _after_ filters, when both are applied.
+ */
+ EditorState.transactionExtender = transactionExtender;
+ Compartment.reconfigure = StateEffect.define();
+
+ /**
+ Utility function for combining behaviors to fill in a config
+ object from an array of provided configs. Will, by default, error
+ when a field gets two values that aren't `===`-equal, but you can
+ provide combine functions per field to do something else.
+ */
+ function combineConfig(configs, defaults, // Should hold only the optional properties of Config, but I haven't managed to express that
+ combine = {}) {
+ let result = {};
+ for (let config of configs)
+ for (let key of Object.keys(config)) {
+ let value = config[key], current = result[key];
+ if (current === undefined)
+ result[key] = value;
+ else if (current === value || value === undefined) ; // No conflict
+ else if (Object.hasOwnProperty.call(combine, key))
+ result[key] = combine[key](current, value);
+ else
+ throw new Error("Config merge conflict for field " + key);
+ }
+ for (let key in defaults)
+ if (result[key] === undefined)
+ result[key] = defaults[key];
+ return result;
+ }
+
+ const C = "\u037c";
+ const COUNT = typeof Symbol == "undefined" ? "__" + C : Symbol.for(C);
+ const SET = typeof Symbol == "undefined" ? "__styleSet" + Math.floor(Math.random() * 1e8) : Symbol("styleSet");
+ const top = typeof globalThis != "undefined" ? globalThis : typeof window != "undefined" ? window : {};
+
+ // :: - Style modules encapsulate a set of CSS rules defined from
+ // JavaScript. Their definitions are only available in a given DOM
+ // root after it has been _mounted_ there with `StyleModule.mount`.
+ //
+ // Style modules should be created once and stored somewhere, as
+ // opposed to re-creating them every time you need them. The amount of
+ // CSS rules generated for a given DOM root is bounded by the amount
+ // of style modules that were used. So to avoid leaking rules, don't
+ // create these dynamically, but treat them as one-time allocations.
+ class StyleModule {
+ // :: (Object