diff --git a/assets/js/joe.short.js b/assets/js/joe.short.js index bf1adc4..66a4725 100644 --- a/assets/js/joe.short.js +++ b/assets/js/joe.short.js @@ -1,5 +1,4 @@ document.addEventListener('DOMContentLoaded', () => { - /* 网易云音乐 - 歌单 √ */ class JoeMlist extends HTMLElement { constructor() { super(); @@ -11,21 +10,15 @@ document.addEventListener('DOMContentLoaded', () => { this.render(); } get template() { - return ` - - - `; + 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！'; + if (this.options.id) this.innerHTML = this.template; + else this.innerHTML = '网易云歌单ID未填写！'; } } window.customElements.define('joe-mlist', JoeMlist); - /* 网易云音乐 - 歌曲 √ */ class JoeMusic extends HTMLElement { constructor() { super(); @@ -37,20 +30,38 @@ document.addEventListener('DOMContentLoaded', () => { this.render(); } get template() { - return ` - - - `; + 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！'; + if (this.options.id) this.innerHTML = this.template; + else this.innerHTML = '网易云歌单ID未填写！'; } } window.customElements.define('joe-music', JoeMusic); + + class JoeBilibili extends HTMLElement { + constructor() { + super(); + this.options = { + bvid: this.getAttribute('bvid') + }; + this.render(); + } + get template() { + return ``; + } + render() { + if (this.options.bvid) this.innerHTML = this.template; + else this.innerHTML = 'Bvid未填写！'; + } + } + window.customElements.define('joe-bilibili', JoeBilibili); + + + + + /* 便条按钮 */ class JoeAnote extends HTMLElement { constructor() { @@ -121,26 +132,6 @@ document.addEventListener('DOMContentLoaded', () => { } } window.customElements.define('joe-dplayer', JoeDplayer); - /* BiliBili */ - class JoeBilibili extends HTMLElement { - constructor() { - super(); - this.options = { - bvid: this.getAttribute('bvid') - }; - this.render(); - } - get template() { - return ` - - `; - } - render() { - if (this.options.bvid) this.innerHTML = this.template; - else this.innerHTML = 'Bvid未填写！'; - } - } - window.customElements.define('joe-bilibili', JoeBilibili); /* 居中标题 */ class JoeMtitle extends HTMLElement { constructor() { diff --git a/assets/js/joe.short.min.js b/assets/js/joe.short.min.js index b476fb4..f56f9e8 100644 --- a/assets/js/joe.short.min.js +++ b/assets/js/joe.short.min.js @@ -1 +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\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%",autoplay:this.getAttribute("autoplay")?1:0},this.render()}get template(){return`\n \t\n \t\n \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-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.$copy,{text:()=>this.options.text}).on("success",()=>Qmsg.success("复制成功！"))}}window.customElements.define("joe-copy",a);class l extends HTMLElement{constructor(){super(),this.options={type:/^success$|^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
${this.options.content}
\n\t\t\t\t
\n\t\t\t`}render(){this.innerHTML=this.template}}window.customElements.define("joe-message",l);class h extends HTMLElement{constructor(){super(),this.options={width:this.getAttribute("width")||"100%",label:this.getAttribute("label")||"默认标题",content:this.innerHTML.trim().replace(/^(
)|(
)$/g,"")||"默认内容"},this.render()}get template(){return`\n
\n
${this.options.label}
\n
${this.options.content}
\n
\n `}render(){this.innerHTML=this.template}}window.customElements.define("joe-card",h);class c extends HTMLElement{constructor(){super(),this.options={content:this.innerHTML.trim().replace(/^(
)|(
)$/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
\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``}render(){this.options.id?this.innerHTML=this.template:this.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%",autoplay:this.getAttribute("autoplay")?1:0},this.render()}get template(){return``}render(){this.options.id?this.innerHTML=this.template:this.innerHTML="网易云歌单ID未填写！"}}window.customElements.define("joe-music",e);class i extends HTMLElement{constructor(){super(),this.options={bvid:this.getAttribute("bvid")},this.render()}get template(){return``}render(){this.options.bvid?this.innerHTML=this.template:this.innerHTML="Bvid未填写！"}}window.customElements.define("joe-bilibili",i);class n 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 ${this.options.content}\n \n `}render(){this.innerHTML=this.template}}window.customElements.define("joe-anote",n);class s extends HTMLElement{constructor(){super(),this.options={icon:this.getAttribute("icon")||"",color:this.getAttribute("color")||"#ff6800",href:this.getAttribute("href")||"#",radius:this.getAttribute("radius")||"17.5px",content:this.innerHTML.trim().replace(/^(
)|(
)$/g,"")||"多彩按钮"},this.render()}get template(){return`\n \n ${this.options.content}\n \n `}render(){this.innerHTML=this.template}}window.customElements.define("joe-abtn",s);class o extends HTMLElement{constructor(){super(),this.options={src:this.getAttribute("src"),player:this.getAttribute("player")},this.render()}get template(){return`\n \n `}render(){this.options.src?this.innerHTML=this.template:this.innerHTML="播放地址未填写！"}}window.customElements.define("joe-dplayer",o);class r extends HTMLElement{constructor(){super(),this.options={content:this.innerHTML.trim().replace(/^(
)|(
)$/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.$copy,{text:()=>this.options.text}).on("success",()=>Qmsg.success("复制成功！"))}}window.customElements.define("joe-copy",a);class l extends HTMLElement{constructor(){super(),this.options={type:/^success$|^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
${this.options.content}
\n\t\t\t\t
\n\t\t\t`}render(){this.innerHTML=this.template}}window.customElements.define("joe-message",l);class c extends HTMLElement{constructor(){super(),this.options={width:this.getAttribute("width")||"100%",label:this.getAttribute("label")||"默认标题",content:this.innerHTML.trim().replace(/^(
)|(
)$/g,"")||"默认内容"},this.render()}get template(){return`\n
\n
${this.options.label}
\n
${this.options.content}
\n
\n `}render(){this.innerHTML=this.template}}window.customElements.define("joe-card",c);class h extends HTMLElement{constructor(){super(),this.options={content:this.innerHTML.trim().replace(/^(
)|(
)$/g,"")||"默认隐藏的内容"},this.render()}render(){this.innerHTML=this.options.content}}window.customElements.define("joe-show",h);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 diff --git a/core/factory.php b/core/factory.php index f21860d..2d25a91 100644 --- a/core/factory.php +++ b/core/factory.php @@ -42,7 +42,7 @@ class Editor { ?> - + - - - + + + content; $content = _parseReply($content); - /* 已测试 √ */ if (strpos($content, '{x}') !== false || strpos($content, '{ }') !== false) { $content = strtr($content, array( "{x}" => '', "{ }" => '' )); } - - /* 过滤网易云音乐 - √ */ if (strpos($content, '{music') !== false) { - $content = preg_replace('/{music-list([^\/})]*)\/}/SU', '', $content); - $content = preg_replace('/{music([^\/})]*)\/}/SU', '', $content); + $content = preg_replace('/{music-list([^\/}]*)\/}/SU', '', $content); + $content = preg_replace('/{music([^\/}]*)\/}/SU', '', $content); + } + if (strpos($content, '{bilibili') !== false) { + $content = preg_replace('/{bilibili([^\/}]*)\/}/SU', '', $content); } @@ -44,10 +44,7 @@ function _parseContent($post, $login) $player = Helper::options()->JCustomPlayer ? Helper::options()->JCustomPlayer : '/usr/themes/Joe/library/player.php?url='; $content = preg_replace('/{dplayer(.*)\/}/SU', '', $content); } - /* 过滤bilibili播放器 */ - if (strpos($content, '{bilibili') !== false) { - $content = preg_replace('/{bilibili(.*)\/}/SU', '', $content); - } + /* 过滤复制粘贴功能 */ if (strpos($content, '{copy') !== false) { $content = preg_replace('/{copy(.*)}/SU', '', $content); diff --git a/package.json b/package.json index 9ef609f..1f34158 100644 --- a/package.json +++ b/package.json @@ -1,6 +1,6 @@ { "name": "typecho-joe-next", - "version": "6.2.0", + "version": "6.2.1", "description": "A Theme Of Typecho", "main": "index.php", "keywords": [ diff --git a/typecho/write/js/_actions.js b/typecho/write/js/_actions.js index 4726397..d017873 100644 --- a/typecho/write/js/_actions.js +++ b/typecho/write/js/_actions.js @@ -405,4 +405,22 @@ export default class JoeAction { } }); } + handleBilibili(cm) { + this._openModal({ + title: 'BiliBili视频', + innerHtml: ` +
+ + +
+ `, + confirm: () => { + const bvid = $(".cm-modal input[name='bvid']").val(); + const str = `{bilibili bvid="${bvid}"/}\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 ca95d0b..6763b27 100644 --- a/typecho/write/js/_create.js +++ b/typecho/write/js/_create.js @@ -9,10 +9,13 @@ export default function createPreviewHtml(str) { str = str.replace(/{ }/g, ''); /* 网易云 - 歌单 */ - str = str.replace(/{music-list([^\/})]*)\/}/g, ''); + str = str.replace(/{music-list([^/}]*)\/}/g, ''); /* 网易云 - 歌曲 */ - str = str.replace(/{music([^\/})]*)\/}/g, ''); + str = str.replace(/{music([^/}]*)\/}/g, ''); + + /* BiliBili */ + str = str.replace(/{bilibili([^/}]*)\/}/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 399f781..621ea8b 100644 --- a/typecho/write/js/_tools.js +++ b/typecho/write/js/_tools.js @@ -104,6 +104,11 @@ export default [ title: '网易云单首', innerHTML: '' }, + { + type: 'bilibili', + title: '哔哩哔哩视频', + innerHTML: '' + }, { type: 'code-block', title: '代码块', diff --git a/typecho/write/js/joe.short.js b/typecho/write/js/joe.short.js index 8192cd3..fc68e31 100644 --- a/typecho/write/js/joe.short.js +++ b/typecho/write/js/joe.short.js @@ -1,5 +1,4 @@ document.addEventListener('DOMContentLoaded', () => { - /* 网易云音乐 - 歌单 */ class JoeMlist extends HTMLElement { constructor() { super(); @@ -11,21 +10,14 @@ document.addEventListener('DOMContentLoaded', () => { this.render(); } get template() { - return ` - - - `; + 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！'; + if (this.options.id) this.innerHTML = this.template; + else this.innerHTML = '网易云歌单ID未填写！'; } } window.customElements.define('joe-mlist', JoeMlist); - - /* 网易云音乐 - 歌曲 */ class JoeMusic extends HTMLElement { constructor() { super(); @@ -37,17 +29,29 @@ document.addEventListener('DOMContentLoaded', () => { this.render(); } get template() { - return ` - - - `; + 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！'; + if (this.options.id) this.innerHTML = this.template; + else this.innerHTML = '网易云歌曲ID未填写！'; } } window.customElements.define('joe-music', JoeMusic); + class JoeBilibili extends HTMLElement { + constructor() { + super(); + this.options = { + bvid: this.getAttribute('bvid') + }; + this.render(); + } + get template() { + return ``; + } + render() { + if (this.options.bvid) this.innerHTML = this.template; + else this.innerHTML = 'Bvid未填写！'; + } + } + window.customElements.define('joe-bilibili', JoeBilibili); }); diff --git a/typecho/write/js/joe.short.min.js b/typecho/write/js/joe.short.min.js index 1d6bcd4..aac3bd4 100644 --- a/typecho/write/js/joe.short.min.js +++ b/typecho/write/js/joe.short.min.js @@ -1 +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 \t\n \t\n \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 i 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\n \t\n \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-music",i)}); \ 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``}render(){this.options.id?this.innerHTML=this.template:this.innerHTML="网易云歌单ID未填写！"}}window.customElements.define("joe-mlist",t);class i 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.options.id?this.innerHTML=this.template:this.innerHTML="网易云歌曲ID未填写！"}}window.customElements.define("joe-music",i);class e extends HTMLElement{constructor(){super(),this.options={bvid:this.getAttribute("bvid")},this.render()}get template(){return``}render(){this.options.bvid?this.innerHTML=this.template:this.innerHTML="Bvid未填写！"}}window.customElements.define("joe-bilibili",e)}); \ 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 17b4046..dbf0e57 100644 --- a/typecho/write/js/joe.write.chunk.js +++ b/typecho/write/js/joe.write.chunk.js @@ -1,4 +1,13627 @@ -!function(){"use strict";let 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e=0;enull),n)for(var r in t.address){var s=t.address[r],r=n.startState.config.address[r];null!=r&&0==(1&s)&&(this.values[s>>1]=G(n.startState,r))}(this.applying=n)&&(n._state=this);for(let t=0;tn.set(e,t)),e=null),n.set(r.value.compartment,r.value.extension)):r.is(rt.reconfigure)?(e=null,i=r.value):r.is(rt.appendConfig)&&(e=null,i=ct(i).concat(r.value));new pt(e||J.resolve(i,n,this),t.newDoc,t.newSelection,t)}replaceSelection(e){return"string"==typeof e&&(e=this.toText(e)),this.changeByRange(t=>({changes:{from:t.from,to:t.to,insert:e},range:E.cursor(t.from+e.length)}))}changeByRange(r){var s=this.selection,t=r(s.ranges[0]);let o=this.changes(t.changes),a=[t.range],h=ct(t.effects);for(let n=1;ne.spec.fromJSON(i,t)))}return pt.create({doc:t.doc,selection:E.fromJSON(t.selection),extensions:e.extensions?r.concat([e.extensions]):r})}static create(t={}){let e=J.resolve(t.extensions||[],new Map);var i=t.doc instanceof d?t.doc:d.of((t.doc||"").split(e.staticFacet(pt.lineSeparator)||y));let 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 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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 Lt{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 Lt(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--)Ot(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--)Ot(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(),Ot(this.heap,0)}}}function Ot(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 Oe 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||Oe)(t,e,i)}slice(t){return Oe.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 Oe&&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&&!Li.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 Oi(t,d,f?2:1))}else i.push(new Oi(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 Oe||(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=Oi.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 Ln=H.define({combine:t=>t.join(" ")}),On=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 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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 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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 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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 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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 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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 Ls(e,i){return As(e,t=>t.empty?e.moveByGroup(t,i):Ms(t,i))}function Os(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 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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 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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