@glimmer/syntax/dist/prod/index.js

import{assertNever as t,assign as e,dict as s}from"@glimmer/util";import{parseWithoutProcessing as r,parse as n}from"@handlebars/parser";import{EntityParser as a,EventedTokenizer as i,HTML5NamedCharRefs as o}from"simple-html-tokenizer";import{SexpOpcodes as l}from"@glimmer/wire-format";const c=/["\x26\xa0]/u,h=new RegExp(c.source,"gu"),u=/[&<>\xa0]/u,p=new RegExp(u.source,"gu");function d(t){switch(t.charCodeAt(0)){case 160:return"&nbsp;";case 34:return"&quot;";case 38:return"&amp;";default:return t}}function m(t){switch(t.charCodeAt(0)){case 160:return"&nbsp;";case 38:return"&amp;";case 60:return"&lt;";case 62:return"&gt;";default:return t}}function f(t){return c.test(t)?t.replace(h,d):t}function g(t,e){return t.loc.isInvisible||e.loc.isInvisible?0:t.loc.startPosition.line<e.loc.startPosition.line||t.loc.startPosition.line===e.loc.startPosition.line&&t.loc.startPosition.column<e.loc.startPosition.column?-1:t.loc.startPosition.line===e.loc.startPosition.line&&t.loc.startPosition.column===e.loc.startPosition.column?0:1}const b=new Set(["area","base","br","col","command","embed","hr","img","input","keygen","link","meta","param","source","track","wbr"]);function k(){return[...b]}const w=/^\S/u;function y(t){return b.has(t.toLowerCase())&&t[0]?.toLowerCase()===t[0]}class v{constructor(t){this.buffer="",this.options=t}handledByOverride(t,e=!1){if(void 0!==this.options.override){let s=this.options.override(t,this.options);if("string"==typeof s)return e&&w.test(s)&&(s=` ${s}`),this.buffer+=s,!0}return!1}Node(t){switch(t.type){case"MustacheStatement":case"BlockStatement":case"MustacheCommentStatement":case"CommentStatement":case"TextNode":case"ElementNode":case"AttrNode":case"Block":case"Template":return this.TopLevelStatement(t);case"StringLiteral":case"BooleanLiteral":case"NumberLiteral":case"UndefinedLiteral":case"NullLiteral":case"PathExpression":case"SubExpression":return this.Expression(t);case"ConcatStatement":return this.ConcatStatement(t);case"Hash":return this.Hash(t);case"HashPair":return this.HashPair(t);case"ElementModifierStatement":return this.ElementModifierStatement(t)}}Expression(t){switch(t.type){case"StringLiteral":case"BooleanLiteral":case"NumberLiteral":case"UndefinedLiteral":case"NullLiteral":return this.Literal(t);case"PathExpression":return this.PathExpression(t);case"SubExpression":return this.SubExpression(t)}}Literal(t){switch(t.type){case"StringLiteral":return this.StringLiteral(t);case"BooleanLiteral":return this.BooleanLiteral(t);case"NumberLiteral":return this.NumberLiteral(t);case"UndefinedLiteral":return this.UndefinedLiteral(t);case"NullLiteral":return this.NullLiteral(t)}}TopLevelStatement(t){switch(t.type){case"MustacheStatement":return this.MustacheStatement(t);case"BlockStatement":return this.BlockStatement(t);case"MustacheCommentStatement":return this.MustacheCommentStatement(t);case"CommentStatement":return this.CommentStatement(t);case"TextNode":return this.TextNode(t);case"ElementNode":return this.ElementNode(t);case"Block":return this.Block(t);case"Template":return this.Template(t);case"AttrNode":return this.AttrNode(t)}}Template(t){this.TopLevelStatements(t.body)}Block(t){t.chained&&(t.body[0].chained=!0),this.handledByOverride(t)||this.TopLevelStatements(t.body)}TopLevelStatements(t){t.forEach((t=>this.TopLevelStatement(t)))}ElementNode(t){this.handledByOverride(t)||(this.OpenElementNode(t),this.TopLevelStatements(t.children),this.CloseElementNode(t))}OpenElementNode(t){this.buffer+=`<${t.tag}`;const e=[...t.attributes,...t.modifiers,...t.comments].sort(g);for(const t of e)switch(this.buffer+=" ",t.type){case"AttrNode":this.AttrNode(t);break;case"ElementModifierStatement":this.ElementModifierStatement(t);break;case"MustacheCommentStatement":this.MustacheCommentStatement(t)}t.blockParams.length&&this.BlockParams(t.blockParams),t.selfClosing&&(this.buffer+=" /"),this.buffer+=">"}CloseElementNode(t){t.selfClosing||y(t.tag)||(this.buffer+=`</${t.tag}>`)}AttrNode(t){if(this.handledByOverride(t))return;let{name:e,value:s}=t;this.buffer+=e,!e.startsWith("@")&&"TextNode"==s.type&&0===s.chars.length||(this.buffer+="=",this.AttrNodeValue(s))}AttrNodeValue(t){if("TextNode"===t.type){let e='"';"raw"===this.options.entityEncoding&&t.chars.includes('"')&&!t.chars.includes("'")&&(e="'"),this.buffer+=e,this.TextNode(t,e),this.buffer+=e}else this.Node(t)}TextNode(t,e){this.handledByOverride(t)||("raw"===this.options.entityEncoding?e&&t.chars.includes(e)?this.buffer+=f(t.chars):this.buffer+=t.chars:this.buffer+=e?f(t.chars):function(t){return u.test(t)?t.replace(p,m):t}(t.chars))}MustacheStatement(t){this.handledByOverride(t)||(this.buffer+=t.trusting?"{{{":"{{",t.strip.open&&(this.buffer+="~"),this.Expression(t.path),this.Params(t.params),this.Hash(t.hash),t.strip.close&&(this.buffer+="~"),this.buffer+=t.trusting?"}}}":"}}")}BlockStatement(t){this.handledByOverride(t)||(t.chained?(this.buffer+=t.inverseStrip.open?"{{~":"{{",this.buffer+="else 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")}|`}ConcatStatement(t){this.handledByOverride(t)||(this.buffer+='"',t.parts.forEach((t=>{"TextNode"===t.type?this.TextNode(t,'"'):this.Node(t)})),this.buffer+='"')}MustacheCommentStatement(t){this.handledByOverride(t)||(this.buffer+=`{{!--${t.value}--}}`)}ElementModifierStatement(t){this.handledByOverride(t)||(this.buffer+="{{",this.Expression(t.path),this.Params(t.params),this.Hash(t.hash),this.buffer+="}}")}CommentStatement(t){this.handledByOverride(t)||(this.buffer+=`\x3c!--${t.value}--\x3e`)}PathExpression(t){this.handledByOverride(t)||(this.buffer+=t.original)}SubExpression(t){this.handledByOverride(t)||(this.buffer+="(",this.Expression(t.path),this.Params(t.params),this.Hash(t.hash),this.buffer+=")")}Params(t){t.length&&t.forEach((t=>{this.buffer+=" ",this.Expression(t)}))}Hash(t){this.handledByOverride(t,!0)||t.pairs.forEach((t=>{this.buffer+=" 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supported path in Glimmer; check for a path with a trailing '.'",this.source.spanFor(t.loc));s=t.parts}let r,n=!1;if(/^this(?:\..+)?$/u.test(e)&&(n=!0),n)r=Vt.this({loc:this.source.spanFor({start:t.loc.start,end:{line:t.loc.start.line,column:t.loc.start.column+4}})});else if(t.data){const e=s.shift();if(void 0===e)throw ot("Attempted to parse a path expression, but it was not valid. 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n=this.currentElement();t?r.closeTag=null:r.selfClosing?r.closeTag:r.closeTag=e.until(this.offset()),r.loc=r.loc.withEnd(this.offset()),Et(n,Vt.element(r))}markTagAsSelfClosing(){let t=this.currentTag;if("StartTag"!==t.type)throw ot("Invalid end tag: closing tag must not be self-closing",this.source.spanFor({start:t.start.toJSON(),end:this.offset().toJSON()}));t.selfClosing=!0}appendToTagName(t){let e=this.currentTag;if(e.name+=t,"StartTag"===e.type){let t=this.offset();null===e.nameStart&&(e.nameEnd,e.nameStart=t.move(-1)),e.nameEnd=t}}beginAttribute(){let t=this.offset();this.currentAttribute={name:"",parts:[],currentPart:null,isQuoted:!1,isDynamic:!1,start:t,valueSpan:t.collapsed()}}appendToAttributeName(t){this.currentAttr.name+=t,"as"===this.currentAttr.name&&this.parsePossibleBlockParams()}beginAttributeValue(t){this.currentAttr.isQuoted=t,this.startTextPart(),this.currentAttr.valueSpan=this.offset().collapsed()}appendToAttributeValue(t){let e=this.currentAttr.parts,s=e[e.length-1],r=this.currentAttr.currentPart;if(r)r.chars+=t,r.loc=r.loc.withEnd(this.offset());else{let e=this.offset();e="\n"===t?s?s.loc.getEnd():this.currentAttr.valueSpan.getStart():e.move(-1),this.currentAttr.currentPart=Vt.text({chars:t,loc:e.collapsed()})}}finishAttributeValue(){this.finalizeTextPart();let t=this.currentTag,e=this.offset();if("EndTag"===t.type)throw ot("Invalid end tag: closing tag must not have attributes",this.source.spanFor({start:t.start.toJSON(),end:e.toJSON()}));let{name:s,parts:r,start:n,isQuoted:a,isDynamic:i,valueSpan:o}=this.currentAttr;if(s.startsWith("|")&&0===r.length&&!a&&!i)throw ot("Invalid block parameters syntax: block parameters must be preceded by the `as` keyword",n.until(n.move(s.length)));let l=this.assembleAttributeValue(r,a,i,n.until(e));l.loc=o.withEnd(e);let c=Vt.attr({name:s,value:l,loc:n.until(e)});this.currentStartTag.attributes.push(c)}parsePossibleBlockParams(){const t=/[!"#%&'()*+./;<=>@[\\\]^`{|}~]/u;this.tokenizer.state;const e=this.currentStartTag,s=this.currentAttr;let r={state:"PossibleAs"};const n={PossibleAs:t=>{if(r.state,Wt(t))r={state:"BeforeStartPipe"},this.tokenizer.transitionTo("afterAttributeName"),this.tokenizer.consume();else{if("|"===t)throw ot('Invalid block parameters syntax: expecting at least one space character between "as" and "|"',s.start.until(this.offset().move(1)));r={state:"Done"}}},BeforeStartPipe:t=>{r.state,Wt(t)?this.tokenizer.consume():"|"===t?(r={state:"BeforeBlockParamName"},this.tokenizer.transitionTo("beforeAttributeName"),this.tokenizer.consume()):r={state:"Done"}},BeforeBlockParamName:t=>{if(r.state,Wt(t))this.tokenizer.consume();else if(""===t)r={state:"Done"},this.pendingError={mustache(t){throw ot("Invalid block parameters syntax: mustaches cannot be used inside parameters list",t)},eof(t){throw ot('Invalid block parameters syntax: expecting the tag to be closed with ">" or "/>" after parameters 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ot(r.message,r.start.until(this.offset()));this.tokenizer.consume()},Done:()=>{}};let a;do{a=this.tokenizer.peek(),n[r.state](a)}while("Done"!==r.state&&""!==a);r.state}reportSyntaxError(t){throw ot(t,this.offset().collapsed())}assembleConcatenatedValue(t){let e=C(t),s=N(t);return Vt.concat({parts:t,loc:this.source.spanFor(e.loc).extend(this.source.spanFor(s.loc))})}validateEndTag(t,e,s){if(b.has(t.name)&&!s)throw ot(`<${t.name}> elements do not need end tags. 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