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n=r.length>0?r[0].length:0;return{type:t,location:e.getLocation(n),data:Array.from(r)}}unhandled(e){let t=JSON.stringify(e.string.length>13?`${e.string.slice(0,15)}...`:e.string),r=q[e.state],n=`failed to tokenize ${t}, unhandled state ${r}.`;throw new tA(e.getLocation(1),n)}errorStuck(e){let t=q[e.state],r=`failed to tokenize ${e.getTruncatedLine()}, state ${t} failed to consume data or change state.`;throw new tA(e.getLocation(1),r)}evalNextState(e,t){return"function"==typeof e?e(t):e}*match(e,t,r){let n=t.length;for(let r=0;r<n;r++){let[n,i,a]=t[r],s=n?e.string.match(n):[""];if(s){let t=null;!1!==a&&(t=this.token(e,a,s),yield t);let r=this.evalNextState(i,t);e.consume(s,r),this.enter(e,r,s);return}}let i=`failed to tokenize ${e.getTruncatedLine()}, ${r}.`;throw new tA(e.getLocation(1),i)}enter(e,t,r){t===q.TAG&&r?.[0].startsWith("<")&&("<script"===r[0]?e.contentModel=D.SCRIPT:"<style"===r[0]?e.contentModel=D.STYLE:e.contentModel=D.TEXT)}*tokenizeInitial(e){yield*this.match(e,[[e4,q.INITIAL,e7.UNICODE_BOM],[tn,q.INITIAL,!1],[te,q.DOCTYPE,e7.DOCTYPE_OPEN],[e8,q.INITIAL,e7.WHITESPACE],[tv,q.INITIAL,e7.DIRECTIVE],[tx,q.INITIAL,e7.CONDITIONAL],[tw,q.INITIAL,e7.COMMENT],[!1,q.TEXT,!1]],"expected doctype")}*tokenizeDoctype(e){yield*this.match(e,[[e8,q.DOCTYPE,e7.WHITESPACE],[tt,q.DOCTYPE,e7.DOCTYPE_VALUE],[tr,q.TEXT,e7.DOCTYPE_CLOSE]],"expected doctype name")}*tokenizeTag(e){yield*this.match(e,[[ta,function(t){switch(e.contentModel){case D.TEXT:return q.TEXT;case D.SCRIPT:if(t&&!t.data[0].startsWith("/"))return q.SCRIPT;return q.TEXT;case D.STYLE:if(t&&!t.data[0].startsWith("/"))return q.STYLE;return q.TEXT}},e7.TAG_CLOSE],[tu,q.ATTR,e7.ATTR_NAME],[e8,q.TAG,e7.WHITESPACE]],'expected attribute, ">" or "/>"')}*tokenizeAttr(e){yield*this.match(e,[[tc,q.TAG,e7.ATTR_VALUE],[td,q.TAG,e7.ATTR_VALUE],[th,q.TAG,e7.ATTR_VALUE],[!1,q.TAG,!1]],'expected attribute, ">" or "/>"')}*tokenizeText(e){yield*this.match(e,[[e8,q.TEXT,e7.WHITESPACE],[tm,q.CDATA,!1],[tv,q.TEXT,e7.DIRECTIVE],[tx,q.TEXT,e7.CONDITIONAL],[tw,q.TEXT,e7.COMMENT],[to,q.TEXT,e7.TEMPLATING],[ti,q.TAG,e7.TAG_OPEN],[ts,q.TEXT,e7.TEXT],[tl,q.TEXT,e7.TEXT]],'expected text or "<"')}*tokenizeCDATA(e){yield*this.match(e,[[tp,q.TEXT,!1]],"expected ]]>")}*tokenizeScript(e){yield*this.match(e,[[tg,q.TAG,e7.TAG_OPEN],[tf,q.SCRIPT,e7.SCRIPT]],"expected <\/script>")}*tokenizeStyle(e){yield*this.match(e,[[tb,q.TAG,e7.TAG_OPEN],[ty,q.STYLE,e7.STYLE]],"expected </style>")}}let tT=/(\s+)/;class t$ extends eG{documentation(){return{description:"Attribute value must not be separated by whitespace.",url:"https://html-validate.org/rules/attr-delimiter.html"}}setup(){this.on("token",e=>{let{token:t}=e;if(t.type!==e7.ATTR_VALUE)return;let r=t.data[1];if(tT.exec(r)){let t=P(e.location,0,r.length);this.report(null,"Attribute value must not be delimited by whitespace",t)}})}}let tk={pattern:"[a-z0-9-:]+",ignoreForeign:!0};class tS extends eG{pattern;constructor(e){super({...tk,...e}),this.pattern=function(e){return Array.isArray(e)?RegExp(`^(${e.join("|")})$`,"i"):RegExp(`^${e}$`,"i")}(this.options.pattern)}static schema(){return{pattern:{oneOf:[{type:"array",items:{type:"string"},minItems:1},{type:"string"}]},ignoreForeign:{type:"boolean"}}}documentation(e){var t,r;return{description:(t=e.attr,Array.isArray(r=e.pattern)?[`Attribute "${t}" should match one of the configured regular expressions:`,"",...r.map(e=>`- \`/${e}/\``)].join("\n"):`Attribute "${t}" should match the regular expression \`/${r}/\``),url:"https://html-validate.org/rules/attr-pattern.html"}}setup(){this.on("attr",e=>{if(this.isIgnored(e.target)||e.originalAttribute||this.pattern.test(e.key))return;let t=function(e,t){if(!Array.isArray(t))return`Attribute "${e}" should match /${t}/`;{let r=t.map(e=>`/${e}/`).join(", ");return`Attribute "${e}" should match one of [${r}]`}}
5(e.key,this.options.pattern),r={attr:e.key,pattern:this.options.pattern};this.report(e.target,t,e.keyLocation,r)})}isIgnored(e){return!!this.options.ignoreForeign&&!!e.meta?.foreign}}let tC={style:"auto",unquoted:!1};class tN extends eG{style;static schema(){return{style:{enum:["auto","double","single","any"],type:"string"},unquoted:{type:"boolean"}}}documentation(e){let{style:t}=this,{unquoted:r}=this.options;return{description:[function(e){switch(e.error){case"style":return`Attribute \`${e.attr}\` must use \`${e.expected}\` instead of \`${e.actual}\`.`;case"unquoted":return`Attribute \`${e.attr}\` must not be unquoted.`}}(e),"\nUnder the current configuration attributes must be:\n",function(e,t){let r=[];switch(e){case"auto":r.push("- quoted with double quotes `\"` unless the value contains double quotes in which case single quotes `'` should be used instead");break;case"any":r.push("- quoted with single quotes `'`"),r.push('- quoted with double quotes `"`');break;case"'":case'"':r.push(`- quoted with ${"'"===e?"single":"double"} quotes \`${e}\``)}return t&&r.push("- unquoted (if applicable)"),`${r.join(" or\n")} 6`}(t,r)].join("\n"),url:"https://html-validate.org/rules/attr-quotes.html"}}constructor(e){super({...tC,...e}),this.style=function(e){switch(e.toLowerCase()){case"auto":return"auto";case"double":return'"';case"single":return"'";case"any":return"any";default:throw new e3(`Invalid style "${e}" for "attr-quotes" rule`)}}(this.options.style)}setup(){this.on("attr",e=>{if(e.originalAttribute||null===e.value)return;if(!e.quote){if(!this.options.unquoted){let t=`Attribute "${e.key}" using unquoted value`,r={error:"unquoted",attr:e.key};this.report(e.target,t,null,r)}return}if("any"===this.style)return;let t=this.resolveQuotemark(e.value.toString(),this.style);if(e.quote!==t){let r=`Attribute "${e.key}" used ${e.quote} instead of expected ${t}`,n={error:"style",attr:e.key,actual:e.quote,expected:t};this.report(e.target,r,null,n)}})}resolveQuotemark(e,t){return"auto"===t?e.includes('"')?"'":'"':t}}class tI extends eG{documentation(){return{description:"No space between attributes. At least one whitespace character (commonly space) must be used to separate attributes.",url:"https://html-validate.org/rules/attr-spacing.html"}}setup(){let e;this.on("token",t=>{t.type===e7.ATTR_NAME&&e!==e7.WHITESPACE&&this.report(null,"No space between attributes",t.location),e=t.type})}}class tO extends eG{documentation(e){let t={description:"Attribute has invalid value.",url:"https://html-validate.org/rules/attribute-allowed-values.html"};if(!e)return t;let{allowed:r,attribute:n,element:i,value:a}=e;return r.enum?t.description=[`The \`<${i}>\` element does not allow the attribute \`${n}\` to have the value \`"${a}"\`.`,"","It must match one of the following:","",...r.enum.map(e=>"string"==typeof e?`- \`"${e}"\``:`- \`${e.toString()}\``)].join("\n"):r.boolean&&(t.description=`The \`<${e.element}>\` attribute \`${e.attribute}\` must be a boolean attribute, e.g. \`<${e.element} ${e.attribute}>\``),t}setup(){this.on("dom:ready",e=>{let t=e.document;ec.depthFirst(t,e=>{let t=e.meta;if(t?.attributes)for(let r of e.attributes){if(em.validateAttribute(r,t.attributes))continue;let n=r.value?r.value.toString():"",i={element:e.tagName,attribute:r.key,value:n,allowed:function(e){let t={};return void 0!==e.enum&&(t.enum=e.enum),void 0!==e.boolean&&(t.boolean=e.boolean),t}(t.attributes[r.key])},a=this.getMessage(r),s=this.getLocation(r);this.report(e,a,s,i)}})})}getMessage(e){let{key:t,value:r}=e;return null!==r?`Attribute "${t}" has invalid value "${r.toString()}"`:`Attribute "${t}" is missing value`}getLocation(e){return e.valueLocation??e.keyLocation}}let tL={style:"omit"};class tR extends eG{hasInvalidStyle;constructor(e){super({...tL,...e}),this.hasInvalidStyle=function(e){switch(e.toLowerCase()){case"omit":return e=>null!==e.value;case"empty":return e=>""!==e.value;case"name":return e=>e.value!==e.key;default:throw Error(`Invalid style "${e}" for "attribute-boolean-style" rule`)}}(this.options.style)}static schema(){return{style:{enum:["empty","name","omit"],type:"string"}}}documentation(){return{description:"Require a specific style when writing boolean attributes.",url:"https://html-validate.org/rules/attribute-boolean-style.html"}}setup(){this.on("dom:ready",e=>{let t=e.document;ec.depthFirst(t,e=>{let t=e.meta;if(t?.attributes)for(let r of e.attributes)this.isBoolean(r,t.attributes)&&!r.originalAttribute&&this.hasInvalidStyle(r)&&this.report(e,function(e,t){let r=e.key;switch(t.toLowerCase()){case"omit":return`Attribute "${r}" should omit value`;case"empty":return`Attribute "${r}" value should be empty string`;case"name":return`Attribute "${r}" should be set to ${r}="${r}"`}return""}(r,this.options.style),r.keyLocation)})})}
6isBoolean(e,t){let r=t[e.key];return!!r?.boolean}}let tP={style:"omit"};class tq extends eG{hasInvalidStyle;constructor(e){super({...tP,...e}),this.hasInvalidStyle=function(e){switch(e.toLowerCase()){case"omit":return e=>null!==e.value;case"empty":return e=>""!==e.value;default:throw Error(`Invalid style "${e}" for "attribute-empty-style" rule`)}}(this.options.style)}static schema(){return{style:{enum:["empty","omit"],type:"string"}}}documentation(){return{description:"Require a specific style for attributes with empty values.",url:"https://html-validate.org/rules/attribute-empty-style.html"}}setup(){this.on("dom:ready",e=>{let t=e.document;ec.depthFirst(t,e=>{let t=e.meta;if(t?.attributes)for(let n of e.attributes){var r;(function(e,t){let r=t[e.key];return!!r?.omit})(n,t.attributes)&&!(r=n).isDynamic&&(null===r.value||""===r.value)&&this.hasInvalidStyle(n)&&this.report(e,function(e,t){let r=e.key;switch(t.toLowerCase()){case"omit":return`Attribute "${r}" should omit value`;case"empty":return`Attribute "${r}" value should be empty string`}return""}(n,this.options.style),n.keyLocation)}})})}}class tD extends eG{documentation(e){return{description:function(e){let{tagName:t,attr:r,details:n}=e;return`The \`${r}\` attribute cannot be used on \`${t}\` in this context: ${n}`}(e),url:"https://html-validate.org/rules/attribute-misuse.html"}}setup(){this.on("element:ready",e=>{let{target:t}=e,{meta:r}=t;if(r)for(let e of t.attributes){let n=e.key.toLowerCase();this.validateAttr(t,e,r.attributes[n])}})}validateAttr(e,t,r){if(!r?.allowed)return;let n=r.allowed(e._adapter,t.value);n&&this.report({node:e,message:'"{{ attr }}" attribute cannot be used on {{ tagName }} in this context: {{ details }}',location:t.keyLocation,context:{tagName:e.annotatedName,attr:t.key,details:n}})}}class tM extends eG{attr;patterns;constructor(e,t){super(t);let{pattern:r}=this.options;this.attr=e,this.patterns=(function(e){return Array.isArray(e)?e:[e]})(r).map(e=>(function(e){switch(e){case"kebabcase":return{regexp:/^[a-z][a-z0-9]*(?:-[a-z0-9]+)*$/,description:e};case"camelcase":return{regexp:/^[a-z][a-zA-Z0-9]*$/,description:e};case"snakecase":case"underscore":return{regexp:/^[a-z][a-z0-9]*(?:_[a-z0-9]+)*$/,description:e};case"bem":return{regexp:RegExp("^[a-z][a-z0-9]*(?:-[a-z0-9]+)*(?:__[a-z0-9]+(?:-[a-z0-9]+)*)?(?:--[a-z0-9]+(?:-[a-z0-9]+)*){0,2}$"),description:e};default:{let t=new RegExp(e);return{regexp:t,description:t.toString()}}}})(e))}static schema(){return{pattern:{oneOf:[{type:"array",items:{type:"string"},minItems:1},{type:"string"}]}}}description(e){let{attr:t,patterns:r}=this,{value:n}=e;return[1===r.length?`The \`${t}\` attribute value \`"${n}"\` does not match the configured pattern.`:`The \`${t}\` attribute value \`"${n}"\` does not match either of the configured patterns.`,"For consistency within the codebase the `${attr}` is required to match one or more of the following patterns:","",...r.map(e=>`- \`${e.description}\``)].join("\n")}validateValue(e,t,r){let{attr:n,patterns:i}=this;if(i.some(e=>e.regexp.test(t)))return;let a=(0,l.n)(i.map(e=>`"${e.description}"`)),s=1===i.length?`${n} "${t}" does not match the configured pattern ${a}`:`${n} "${t}" does not match either of the configured patterns: ${a}`;this.report({node:e,message:s,location:r,context:{value:t}})}}let tj={pattern:"kebabcase"};class t_ extends tM{constructor(e){super("class",{...tj,...e})}static schema(){return tM.schema()}documentation(e){return{description:this.description(e),url:"https://html-validate.org/rules/class-pattern.html"}}setup(){this.on("attr",e=>{let{target:t,key:r,value:n,valueLocation:i}=e;if("class"===r.toLowerCase())for(let{item:e,location:r}of new G(n,i).iterator())this.validateValue(t,e,r)})}}class tF extends eG{documentation(){return{description:"HTML disallows end tags to have attributes.",url:"https://html-validate.org/rules/close-attr.html"}}setup(){this.on("tag:end",e=>{if(!e.target||e.previous===e.target)return;let t=e.target;if(Object.keys(t.attributes).length>0){let e=t.attributes[0];this.report(null,"Close tags cannot have attributes",e.keyLocation)}})}}function*tz(e){if(!e)return;let t=e;for(;t&&!t.isRootElement();)yield t,t=t.parent;t&&(yield t)}class tU extends eG{documentation(){return{description:"HTML requires elements to be closed in the same order as they were opened.",url:"https://html-validate.org/rules/close-order.html"}}setup(){let e;this.on("parse:begin",()=>{e=new Set}),this.on("tag:end",t=>{let r=t.target,n=t.previous;if(!r)for(let t of tz(n))t.isRootElement()||e.has(t.unique)||(this.report(t,`Unclosed element '<${t.tagName}>'`,t.location),e.add(t.unique))}),this.on("tag:end",t=>{let r=t.target,n=t.previous;if(!r||r.voidElement||n.closed===eo.ImplicitClosed)return;if(n.isRootElement()){let e={filename:r.location.filename,line:r.location.line,column:r.location.column,offset:r.location.offset,size:r.tagName.length+1};this.report(null,`Stray end tag '</${r.tagName}>'`,e);return}if(r.tagName===n.tagName)return;let i=function(e,t){for(let r of tz(e))if(t(r))return r;return null}(n.parent,e=>e.is(r.tagName));if(i&&!i.isRootElement()){for(let t of tz(n)){if(i.isSameNode(t))break;e.has(t.unique)||(this.report(t,`Unclosed element '<${t.tagName}>'`,t.location),e.add(t.unique))}this.report(null,`End tag '</${r.tagName}>' seen but there were open elements`,r.location),e.add(i.unique)}else this.report(null,`Stray end tag '</${r.tagName}>'`,r.location)})}}
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16(t,r))||!!((t.getAttributeValue("aria-label")??"").trim()||function(t,r){let{document:n,reference:i}=r;if(i)return!1;let a=t.ariaLabelledby;return a instanceof O||null!==a&&a.some(t=>{let r=et(t);return n.querySelectorAll(r).some(t=>e(t,{document:n,reference:t}))})}(t,r))}(t,{document:e,reference:null});return t.cacheSet(rb,r)}class rw extends eG{documentation(){return{description:'Each form element must have an a label or accessible name.\nTypically this is implemented using a `<label for="..">` element describing the purpose of the form element.\n\nThis can be resolved in one of the following ways:\n\n - Use an associated `<label for="..">` element.\n - Use a nested `<label>` as parent element.\n - Use `aria-label` or `aria-labelledby` attributes.',url:"https://html-validate.org/rules/input-missing-label.html"}}setup(){this.on("dom:ready",e=>{let t=e.document;for(let e of t.querySelectorAll("input, textarea, select"))this.validateInput(t,e)})}validateInput(e,t){var r,n;if(!eS(t)||function(e){if(e.is("input")){let t=e.getAttributeValue("type")?.toLowerCase();return!!(t&&["hidden","submit","reset","button"].includes(t))}return!1}(t)||rv(e,t))return;let i=[];if((r=e,i=(n=t.id)?r.querySelectorAll(`label[for="${n}"]`):[]).length>0||(i=function(e){let t=e.parent;for(;t;){if(t.is("label"))return[t];t=t.parent}return[]}(t)).length>0)return void this.validateLabel(e,t,i);t.hasAttribute("aria-label")?this.report(t,`<${t.tagName}> element has aria-label but label has no text`):t.hasAttribute("aria-labelledby")?this.report(t,`<${t.tagName}> element has aria-labelledby but referenced element has no text`):this.report(t,`<${t.tagName}> element does not have a <label>`)}validateLabel(e,t,r){if(0===r.filter(eS).length)return void this.report(t,`<${t.tagName}> element has <label> but <label> element is hidden`);r.some(t=>rv(e,t))||this.report(t,`<${t.tagName}> element has <label> but <label> has no text`)}}let rx={maxlength:70};class rA extends eG{maxlength;constructor(e){super({...rx,...e}),this.maxlength=this.options.maxlength}static schema(){return{maxlength:{type:"number"}}}documentation(){return{description:"Search engines truncates titles with long text, possibly down-ranking the page in the process.",url:"https://html-validate.org/rules/long-title.html"}}setup(){this.on("tag:end",e=>{let t=e.previous;"title"===t.tagName&&t.textContent.length>this.maxlength&&this.report(t,`title text cannot be longer than ${String(this.maxlength)} characters`)})}}let rE={allowLongDelay:!1};class rT extends eG{constructor(e){super({...rE,...e})}documentation(){return{description:"Meta refresh directive must use the `0;url=...` format. 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delay)",t)}}}class r$ extends eG{documentation(){return{description:"`<map>` must have a unique name, it cannot be the same name as another `<map>` element",url:"https://html-validate.org/rules/map-dup-name.html"}}setup(){this.on("dom:ready",e=>{let{document:t}=e,r=t.querySelectorAll("map[name]"),n=new Set;for(let e of r){let t=e.getAttribute("name");if(!t)continue;let r=function(e){let t=e.value;return!t||t instanceof O?null:t}(t);r&&(n.has(r)&&this.report({node:e,message:"<map> name must be unique",location:t.keyLocation}),n.add(r))}})}}function rk(e){return e.target.is("map")}function rS(e){return!!(e&&!(e.value instanceof O))}class rC extends eG{documentation(){return{description:"When the `id` attribute is present on a `<map>` element it must be equal to the `name` attribute.",url:"https://html-validate.org/rules/map-id-name.html"}}setup(){this.on("tag:ready",rk,e=>{let{target:t}=e,r=t.getAttribute("id"),n=t.getAttribute("name");rS(r)&&rS(n)&&r.value!==n.value&&this.report({node:e.target,message:'"id" and "name" attribute must be the same on <map> elements',location:r.valueLocation??n.valueLocation})})}}class rN extends eG{documentation(){return{description:"Requires that the document contains a doctype.",url:"https://html-validate.org/rules/missing-doctype.html"}}setup(){this.on("dom:ready",e=>{let t=e.document;t.doctype||this.report(t.root,"Document is missing doctype")})}}class rI extends eG{labelable="";documentation(){return{description:"A `<label>` element can only be associated with one control at a time.",url:"https://html-validate.org/rules/multiple-labeled-controls.html"}}setup(){this.labelable=this.getTagsWithProperty("labelable").join(","),this.on("dom:ready",e=>{let{document:t}=e;for(let e of t.querySelectorAll("label"))1>=this.getNumLabledControls(e)||this.report(e,"<label> is associated with multiple controls",e.location)})}getNumLabledControls(e){let t=e.querySelectorAll(this.labelable).filter(e=>e.meta?.labelable).map(e=>e.id),r=e.getAttribute("for");return!r||r.isDynamic||!r.value||t.includes(r.value.toString())?t.length:t.length+1}}let rO={pattern:"camelcase"};class rL extends tM{constructor(e){super("name",{...rO,...e})}static schema(){return tM.schema()}documentation(e){return{description:this.description(e),url:"https://html-validate.org/rules/name-pattern.html"}}setup(){this.on("attr",e=>{let{target:t,key:r,value:n,valueLocation:i}=e,{meta:a}=t;if(!a?.formAssociated?.listed||"name"!==r.toLowerCase()||n instanceof O||null===n)return;let s=n.endsWith("[]")?n.slice(0,-2):n;this.validateValue(t,s,i)})}}let rR=["command","composite","input","landmark","range","roletype","section","sectionhead","select","structure","widget","window"];function rP(e){return"role"===e.key}class rq extends eG{documentation(e){return{description:[`Role \`"${e.role}"\` is abstract and must not be used.`,"","WAI-ARIA defines a list of [abstract roles](https://www.w3.org/TR/wai-aria-1.2/#abstract_roles) which cannot be used by authors:","",...rR.map(e=>`- \`"${e}"\``),"",`Use one of the defined subclass roles for \`"${e.role}"\` instead.`].join("\n"),url:"https://html-validate.org/rules/no-abstract-role.html"}}setup(){this.on("attr",rP,e=>{let t=e.value;if(t&&!(t instanceof O))for(let{item:r,location:n}of new G(t,e.valueLocation).iterator())rR.includes(r)&&this.report({node:e.target,message:'Role "{{ role }}" is abstract and must not be used',location:n,context:{role:r}})})}}let rD={include:null,exclude:null};class rM extends eG{constructor(e){super({...rD,...e})}documentation(e){return{description:`The autoplay attribute is not allowed on <${e.tagName}>. 17Autoplaying content can be disruptive for users and has accessibilty concerns. 18Prefer to let the user control playback.`,url:"https://html-validate.org/rules/no-autoplay.html"}}static schema(){return{exclude:{anyOf:[{items:{type:"string"},type:"array"},{type:"null"}]},include:{anyOf:[{items:{type:"string"},type:"array"},{type:"null"}]}}}setup(){this.on("attr",e=>{if("autoplay"!==e.key.toLowerCase()||e.value&&e.value instanceof O)return;let t=e.target.tagName;if(this.isKeywordIgnored(t))return;let r=e.location;this.report(e.target,`The autoplay attribute is not allowed on <${t}>`,r,{tagName:t})})}}class rj extends eG{documentation(){return{description:"Microsoft Internet Explorer previously supported using special HTML comments (conditional comments) for targeting specific versions of IE but since IE 10 it is deprecated and not supported in standards mode.",url:"https://html-validate.org/rules/no-conditional-comment.html"}}setup(){this.on("conditional",e=>{this.report(e.parent,"Use of conditional comments are deprecated",e.location)})}}class r_ extends eG{documentation(){return{description:"HTML5 deprecated many old attributes.",url:"https://html-validate.org/rules/no-deprecated-attr.html"}}setup(){this.on("attr",e=>{let t=e.target,r=t.meta,n=e.key.toLowerCase();if(null===r)return;let i=r.attributes[n];i&&i.deprecated&&this.report(t,`Attribute "${e.key}" is deprecated on <${t.tagName}> element`,e.keyLocation)})}}class rF extends eG{documentation(){return{description:"HTML disallows two or more attributes with the same (case-insensitive) name.",url:"https://html-validate.org/rules/no-dup-attr.html"}}setup(){let e={};this.on("tag:start",()=>{e={}}),this.on("attr",t=>{if(t.originalAttribute)return;let r=t.key.toLowerCase();r in e&&this.report(t.target,`Attribute "${r}" duplicated`,t.keyLocation),e[t.key]=!0})}}class rz extends eG{documentation(){return{description:"Prevents unnecessary duplication of class names.",url:"https://html-validate.org/rules/no-dup-class.html"}}setup(){this.on("attr",e=>{if("class"!==e.key.toLowerCase())return;let t=new G(e.value,e.valueLocation),r=new Set;t.forEach((n,i)=>{if(r.has(n)){let r=t.location(i);this.report(e.target,`Class "${n}" duplicated`,r)}r.add(n)})})}}let rU=Symbol("no-dup-id");class rG extends eG{documentation(){return{description:"The ID of an element must be unique.",url:"https://html-validate.org/rules/no-dup-id.html"}}setup(){this.on("dom:ready",e=>{let{document:t}=e,r=rB(t.root,t.root),n=!t.querySelector("template");for(let e of t.querySelectorAll("[id]")){let i=e.getAttribute("id");if(!i||!i.value||i.isDynamic)continue;let a=i.value.toString(),s=n?r:rB(e,t.root);if(s.has(a)){this.report(e,`Duplicate ID "${a}"`,i.valueLocation);continue}s.add(a)}})}}function rB(e,t){let r=e.closest("template")??t,n=r.cacheGet(rU);if(n)return n;{let e=new Set;return r.cacheSet(rU,e)}}function rV(e){return e.target.is("button")}class rW extends eG{documentation(){return{description:"`<button>` is missing recommended `type` attribute\n\nWhen the `type` attribute is omitted it defaults to `submit`.\nSubmit buttons are triggered when a keyboard user presses <kbd>Enter</kbd>.\n\nAs this may or may not be inteded this rule enforces that the `type` attribute be explicitly set to one of the valid types:\n\n- `button` - a generic button.\n- `submit` - a submit button.\n- `reset`- a button to reset form fields.",url:"https://html-validate.org/rules/no-implicit-button-type.html"}}setup(){this.on("element:ready",rV,e=>{let{target:t}=e;t.getAttribute("type")||this.report({node:e.target,message:'<button> is missing recommended "type" attribute'})})}}function rH(e){return e.target.is("input")}class rX extends eG{documentation(){return{description:"`<input>` is missing recommended `type` 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When an optional tag is omitted a browser must handle it as if the end tag was present. 19 20Omitted end tags can be ambigious for humans to read and many editors have trouble formatting the markup.`,url:"https://html-validate.org/rules/no-implicit-close.html"}}setup(){this.on("tag:end",e=>{let t=e.previous,r=e.target;if(!r||t.closed!==eo.ImplicitClosed)return;let n=t.parent,i=n&&n.tagName===r.tagName,a=i&&n.isRootElement(),s=t.tagName===r.tagName;a?this.report(t,`Element <${t.tagName}> is implicitly closed by document ending`,t.location):i?this.report(t,`Element <${t.tagName}> is implicitly closed by parent </${r.tagName}>`,t.location):s?this.report(t,`Element <${t.tagName}> is implicitly closed by sibling`,t.location):this.report(t,`Element <${t.tagName}> is implicitly closed by adjacent <${r.tagName}>`,t.location)})}}let rJ={include:null,exclude:null,allowedProperties:["display"]};class rK extends eG{constructor(e){super({...rJ,...e})}static schema(){return{exclude:{anyOf:[{items:{type:"string"},type:"array"},{type:"null"}]},include:{anyOf:[{items:{type:"string"},type:"array"},{type:"null"}]},allowedProperties:{items:{type:"string"},type:"array"}}}documentation(){let e=["Inline style is not allowed.\n","Inline style is a sign of unstructured CSS. Use class or ID with a separate stylesheet.\n"];return this.options.allowedProperties.length>0&&(e.push("Under the current configuration the following CSS properties are allowed:\n"),e.push(this.options.allowedProperties.map(e=>`- \`${e}\``).join("\n"))),{description:e.join("\n"),url:"https://html-validate.org/rules/no-inline-style.html"}}setup(){this.on("attr",e=>this.isRelevant(e),e=>{let{value:t}=e;this.allPropertiesAllowed(t)||this.report(e.target,"Inline style is not allowed")})}isRelevant(e){if("style"!==e.key)return!1;let{include:t,exclude:r}=this.options,n=e.originalAttribute??e.key;return!(t&&!t.includes(n)||r?.includes(n))}allPropertiesAllowed(e){let t=this.options.allowedProperties;if(0===t.length)return!1;let r=Object.keys(R(e));return r.length>0&&r.every(e=>t.includes(e))}}let rZ=[{property:"aria-activedescendant",isList:!1},{property:"aria-controls",isList:!0},{property:"aria-describedby",isList:!0},{property:"aria-details",isList:!1},{property:"aria-errormessage",isList:!1},{property:"aria-flowto",isList:!0},{property:"aria-labelledby",isList:!0},{property:"aria-owns",isList:!0}];function rQ(e,t){return 0===e.querySelectorAll(et(t)).length}class r0 extends eG{documentation(e){return{description:`The element ID "${e.value}" referenced by the ${e.key} attribute must point to an existing element.`,url:"https://html-validate.org/rules/no-missing-references.html"}}setup(){this.on("dom:ready",e=>{let t=e.document;for(let e of t.querySelectorAll("label[for]")){let r=e.getAttribute("for");this.validateReference(t,e,r,!1)}for(let e of t.querySelectorAll("input[list]")){let r=e.getAttribute("list");this.validateReference(t,e,r,!1)}for(let{property:e,isList:r}of rZ)for(let n of t.querySelectorAll(`[${e}]`)){let i=n.getAttribute(e);this.validateReference(t,n,i,r)}})}validateReference(e,t,r,n){if(!r)return;let i=r.value;
20i instanceof O||null===i||""===i||(n?this.validateList(e,t,r,i):this.validateSingle(e,t,r,i))}validateSingle(e,t,r,n){if(rQ(e,n)){let e={key:r.key,value:n};this.report(t,`Element references missing id "${n}"`,r.valueLocation,e)}}validateList(e,t,r,n){for(let i of new G(n,r.valueLocation).iterator()){let n=i.item;if(rQ(e,n)){let e={key:r.key,value:n};this.report(t,`Element references missing id "${n}"`,i.location,e)}}}}class r1 extends eG{documentation(){return{description:"Only a single visible `<main>` element can be present at in a document at a time.\n\nMultiple `<main>` can be present in the DOM as long the others are hidden using the HTML5 `hidden` attribute.",url:"https://html-validate.org/rules/no-multiple-main.html"}}setup(){this.on("dom:ready",e=>{let{document:t}=e,r=t.querySelectorAll("main").filter(e=>!e.hasAttribute("hidden"));for(let e of(r.shift(),r))this.report(e,"Multiple <main> elements present in document")})}}let r2={relaxed:!1},r3=/([<>]|&(?![a-zA-Z0-9#]+;))/g,r9=/([<>"'=`]|&(?![a-zA-Z0-9#]+;))/g,r6=/^(<%.*?%>|<\?.*?\?>|<\$.*?\$>)$/s,r5={'"':""","&":"&","'":"'","<":"<","=":"=",">":">","`":"`"};class r7 extends eG{relaxed;constructor(e){super({...r2,...e}),this.relaxed=this.options.relaxed}static schema(){return{relaxed:{type:"boolean"}}}documentation(){return{description:"Some characters such as `<`, `>` and `&` hold special meaning in HTML and must be escaped using a character reference (html entity).",url:"https://html-validate.org/rules/no-raw-characters.html"}}setup(){this.on("element:ready",e=>{let t=e.target;for(let e of t.childNodes)e.nodeType===_.TEXT_NODE&&(r6.exec(e.textContent)||this.findRawChars(t,e.textContent,e.location,r3))}),this.on("attr",e=>{let{meta:t}=e;e.value&&!e.quote&&(t?.boolean||this.findRawChars(e.target,e.value.toString(),e.valueLocation,r9))})}findRawChars(e,t,r,n){let i;do if(i=n.exec(t)){let t=i[0];if(this.relaxed&&"&"===t)continue;let n=r5[t],a=P(r,i.index,i.index+1);this.report(e,`Raw "${t}" must be encoded as "${n}"`,a)}while(i)}}let r4=["input[aria-label]","textarea[aria-label]","select[aria-label]"];class r8 extends eG{documentation(){return{description:"`aria-label` is redundant when an associated `<label>` element containing the same text exists.",url:"https://html-validate.org/rules/no-redundant-aria-label.html"}}setup(){this.on("dom:ready",e=>{let{document:t}=e;for(let e of t.querySelectorAll(r4.join(","))){let r=e.getAttribute("aria-label"),n=e.id;if(!n)continue;let i=t.querySelector(`label[for="${n}"]`);r&&i&&i.textContent.trim()===r.value&&this.report({message:"aria-label is redundant when label containing same text exists",node:e,location:r.keyLocation})}})}}class ne extends eG{documentation(){return{description:"When the `<label>` element wraps the labelable control the `for` attribute is redundant and better left out.",url:"https://html-validate.org/rules/no-redundant-for.html"}}setup(){this.on("element:ready",e=>{let{target:t}=e;if("label"!==t.tagName)return;let r=t.getAttribute("for");if(!r||!r?.isStatic)return;let n=r.value;n&&t.querySelector(et(n))&&this.report(t,'Redundant "for" attribute',r.keyLocation)})}}class nt extends eG{documentation(e){let{role:t,tagName:r}=e;return{description:`Using the \`${t}\` role is redundant as it is already implied by the \`<${r}>\` element.`,url:"https://html-validate.org/rules/no-redundant-role.html"}}setup(){this.on("tag:ready",e=>{let{target:t}=e,r=t.getAttribute("role");if(!r?.value||r.value instanceof O)return;let{meta:n}=t;if(!n)return;let i=n.aria.implicitRole(t._adapter);if(!i||r.value!==i)return;let a={tagName:t.tagName,role:r.value};this.report(e.target,`Redundant role "${r.value}" on <${t.tagName}>`,r.valueLocation,a)})}}let nr=/^(.+):.+$/,nn={ignoreForeign:!0,ignoreXML:!0};class ni extends eG{constructor(e){super({...nn,...e})}static schema(){return{ignoreForeign:{type:"boolean"},ignoreXML:{type:"boolean"}}}documentation(e){return e=e||"element",{description:`Self-closing elements are disallowed. Use regular end tag <${e}></${e}> instead of self-closing <${e}/>.`,url:"https://html-validate.org/rules/no-self-closing.html"}}setup(){this.on("tag:end",e=>{var t,r;let n=e.previous;
20t=n,r=this.options,(nr.exec(t.tagName)?r.ignoreXML:t.meta&&(t.meta.void||t.meta.foreign&&r.ignoreForeign))||this.validateElement(n)})}validateElement(e){e.closed===eo.VoidSelfClosed&&this.report(e,`<${e.tagName}> must not be self-closed`,null,e.tagName)}}class na extends eG{documentation(){return{description:"Prefer to use external stylesheets with the `<link>` tag instead of inlining the styling.",url:"https://html-validate.org/rules/no-style-tag.html"}}setup(){this.on("tag:start",e=>{let t=e.target;"style"===t.tagName&&this.report(t,"Use external stylesheet with <link> instead of <style> tag")})}}class ns extends eG{documentation(){return{description:"Lines with trailing whitespace cause unnessecary diff when using version control and usually serve no special purpose in HTML.",url:"https://html-validate.org/rules/no-trailing-whitespace.html"}}setup(){this.on("whitespace",e=>{/^[ \t]+\r?\n$/.exec(e.text)&&this.report(null,"Trailing whitespace",e.location)})}}let no={include:null,exclude:null};class nl extends eG{constructor(e){super({...no,...e})}static schema(){return{exclude:{anyOf:[{items:{type:"string"},type:"array"},{type:"null"}]},include:{anyOf:[{items:{type:"string"},type:"array"},{type:"null"}]}}}documentation(e){let t=e?` <${e}>`:"";return{description:`An unknown element${t} was used. If this is a Custom Element you need to supply element metadata for it.`,url:"https://html-validate.org/rules/no-unknown-elements.html"}}setup(){this.on("tag:start",e=>{let t=e.target;!t.meta&&(this.isKeywordIgnored(t.tagName,ex)||this.report(t,`Unknown element <${t.tagName}>`,null,t.tagName))})}}class nu extends eG{documentation(e){return{description:`\`${e.ruleId}\` rule is disabled but no error was reported.`,url:"https://html-validate.org/rules/no-unused-disable.html"}}setup(){}reportUnused(e,t,r){let n=new G(t.replace(/,/g," "),r);for(let t of e){let e=n.indexOf(t),i=e>=0?n.location(e):r;this.report({node:null,message:'"{{ ruleId }}" rule is disabled but no error was reported',location:i,context:{ruleId:t}})}}}class nc extends eG{documentation(){return{description:`This file is saved with the UTF-8 byte order mark (BOM) present. It is neither required or recommended to use. 21 22Instead the document should be served with the \`Content-Type: application/javascript; charset=utf-8\` header.`,url:"https://html-validate.org/rules/no-utf8-bom.html"}}setup(){let e=this.on("token",t=>{t.type===e7.UNICODE_BOM&&this.report(null,"File should be saved without UTF-8 BOM",t.location),this.setEnabled(!1),e()})}}let nd=["button","submit","reset","image"],nh={button:'<button type="button">',submit:'<button type="submit">',reset:'<button type="reset">',image:'<button type="button">'},nm={include:null,exclude:null};class np extends eG{constructor(e){super({...nm,...e})}static schema(){return{exclude:{anyOf:[{items:{type:"string"},type:"array"},{type:"null"}]},include:{anyOf:[{items:{type:"string"},type:"array"},{type:"null"}]}}}documentation(e){let t=`<input type="${e.type}">`,r=nh[e.type]||"<button>";return{description:`Prefer to use \`${r}\` instead of \`"${t}\`.`,url:"https://html-validate.org/rules/prefer-button.html"}}setup(){this.on("attr",e=>{let t=e.target;if("input"!==t.tagName.toLowerCase()||"type"!==e.key.toLowerCase()||!e.value||e.value instanceof O)return;let r=e.value.toLowerCase();if(this.isKeywordIgnored(r)||!nd.includes(r))return;let n=`Prefer to use <button> instead of <input type="${r}"> when adding buttons`;this.report(t,n,e.valueLocation,{type:r})})}}let nf={mapping:{article:"article",banner:"header",button:"button",cell:"td",checkbox:"input",complementary:"aside",contentinfo:"footer",figure:"figure",form:"form",heading:"hN",input:"input",link:"a",list:"ul",listbox:"select",listitem:"li",main:"main",navigation:"nav",progressbar:"progress",radio:"input",region:"section",table:"table",textbox:"textarea"},include:null,exclude:null};class ng extends eG{constructor(e){super({...nf,...e})}static schema(){return{exclude:{anyOf:[{items:{type:"string"},type:"array"},{type:"null"}]},include:{anyOf:[{items:{type:"string"},type:"array"},{type:"null"}]},mapping:{type:"object"}}}documentation(e){return{description:`Instead of using the WAI-ARIA role "${e.role}" prefer to use the native <${e.replacement}> element.`,url:"https://html-validate.org/rules/prefer-native-element.html"}}setup(){let{mapping:e}=this.options;this.on("attr",t=>{if("role"!==t.key.toLowerCase()||!t.value||t.value instanceof O)return;let r=t.value.toLowerCase();if(this.isIgnored(r))return;let n=e[r];if(t.target.is(n))return;let i=this.getLocation(t);this.report(t.target,`Prefer to use the native <${n}> element`,i,{role:r,replacement:n})})}isIgnored(e){let{mapping:t}=this.options;return!t[e]||this.isKeywordIgnored(e)}getLocation(e){let t=e.location,r=e.valueLocation,n=+!!e.quote,i=r.offset+r.size-t.offset+n;return{filename:t.filename,line:t.line,column:t.column,offset:t.offset,size:i}}}class ny extends eG{documentation(){return{description:"While `<tbody>` is optional is relays semantic information about its contents. Where applicable it should also be c
22ombined with `<thead>` and `<tfoot>`.",url:"https://html-validate.org/rules/prefer-tbody.html"}}setup(){this.on("dom:ready",e=>{for(let t of e.document.querySelectorAll("table")){if(t.querySelector("> tbody"))continue;let e=t.querySelectorAll("> tr");e.length>=1&&this.report(e[0],"Prefer to wrap <tr> elements in <tbody>")}})}}let nb={tags:["script","style"]};class nv extends eG{constructor(e){super({...nb,...e})}static schema(){return{tags:{type:"array",items:{enum:["script","style"],type:"string"}}}}documentation(){return{description:"Required Content-Security-Policy (CSP) nonce is missing or empty.\n\nThis is set by the `nonce` attribute and must match the `Content-Security-Policy` header.\nFor instance, if the header contains `script-src 'nonce-r4nd0m'` the `nonce` attribute must be set to `nonce=\"r4nd0m\">`\n\nThe nonce should be unique per each request and set to a cryptography secure random token.\nIt is used to prevent cross site scripting (XSS) by preventing malicious actors from injecting scripts onto the page.",url:"https://html-validate.org/rules/require-csp-nonce.html"}}setup(){this.on("tag:end",e=>{let{tags:t}=this.options,r=e.previous;if(!t.includes(r.tagName))return;let n=r.getAttribute("nonce")?.value;n&&""!==n||r.is("script")&&r.hasAttribute("src")||this.report(r,"required CSP nonce is missing",r.location)})}}let nw={target:"all",include:null,exclude:null},nx=RegExp("^(\\w+://|//)"),nA={link:"href",script:"src"},nE=["stylesheet","preload","modulepreload"],nT=["style","script"];class n$ extends eG{target;constructor(e){super({...nw,...e}),this.target=this.options.target}static schema(){return{target:{enum:["all","crossorigin"],type:"string"},include:{anyOf:[{items:{type:"string"},type:"array"},{type:"null"}]},exclude:{anyOf:[{items:{type:"string"},type:"array"},{type:"null"}]}}}documentation(){return{description:"Subresource Integrity (SRI) `integrity` attribute is required to prevent tampering or manipulation from Content Delivery Networks (CDN), rouge proxies, malicious entities, etc.",url:"https://html-validate.org/rules/require-sri.html"}}setup(){this.on("tag:end",e=>{let t=e.previous;this.supportSri(t)&&this.needSri(t)&&(t.hasAttribute("integrity")||this.report(t,`SRI "integrity" attribute is required on <${t.tagName}> element`,t.location))})}supportSri(e){return Object.keys(nA).includes(e.tagName)}needSri(e){if(e.is("link")&&!function(e){let t=e.getAttribute("rel");if("string"!=typeof t?.value||!nE.includes(t.value))return!1;if("preload"===t.value){let t=e.getAttribute("as");return"string"==typeof t?.value&&nT.includes(t.value)}return!0}(e))return!1;let t=this.elementSourceAttr(e);if(!t||null===t.value||""===t.value||t.isDynamic)return!1;let r=t.value.toString();return!!("all"===this.target||nx.test(r))&&!this.isIgnored(r)}elementSourceAttr(e){let t=nA[e.tagName];return e.getAttribute(t)}isIgnored(e){return this.isKeywordIgnored(e,(e,t)=>e.some(e=>t.includes(e)))}}class nk extends eG{documentation(){return{description:"The end tag for `<script>` is a hard requirement and must never be omitted even when using the `src` attribute.",url:"https://html-validate.org/rules/script-element.html"}}setup(){this.on("tag:end",e=>{let t=e.target;t&&"script"===t.tagName&&t.closed!==eo.EndTag&&this.report(t,`End tag for <${t.tagName}> must not be omitted`)})}}let nS=["","application/ecmascript","application/javascript","text/ecmascript","text/javascript"];class nC extends eG{documentation(){return{description:"While valid the HTML5 standard encourages authors to omit the type element for JavaScript resources.",url:"https://html-validate.org/rules/script-type.html"}}setup(){this.on("tag:end",e=>{let t=e.previous;if("script"!==t.tagName)return;let r=t.getAttribute("type");if(!r||r.isDynamic)return;let n=r.value?r.value.toString():"";this.isJavascript(n)&&this.report(t,'"type" attribute is unnecessary for javascript resources',r.keyLocation)})}isJavascript(e){let t=e.replace(/;.*/,"");return nS.includes(t)}}class nN extends eG{documentation(){return{description:"Inline SVG elements in IE are focusable by default which may cause issues with tab-ordering. The `focusable` attribute should explicitly be set to avoid unintended behaviour.",url:"https://html-validate.org/rules/svg-focusable.html"}}setup(){this.on("element:ready",e=>{e.target.is("svg")&&this.validate(e.target)})}validate(e){e.hasAttribute("focusable")||this.report(e,`<${e.tagName}> is missing required "focusable" attribute`)}}let nI={characters:[{pattern:" ",replacement:" ",description:"non-breaking space"},{pattern:"-",replacement:"‑",description:"non-breaking hyphen"}],ignoreClasses:[],ignoreStyle:!0};
22class nO extends eG{regex;constructor(e){super({...nI,...e}),this.regex=function(e){let t=e.map(e=>e.pattern).join("|");return RegExp(`(${t})`,"g")}(this.options.characters)}static schema(){return{characters:{type:"array",items:{type:"object",additionalProperties:!1,properties:{pattern:{type:"string"},replacement:{type:"string"},description:{type:"string"}}}},ignoreClasses:{type:"array",items:{type:"string"}},ignoreStyle:{type:"boolean"}}}documentation(e){let{characters:t}=this.options,r=t.map(e=>` - \`${e.pattern}\` - replace with \`${e.replacement}\` (${e.description}).`);return{description:[`The \`${e.pattern}\` character should be replaced with \`${e.replacement}\` character (${e.description}) when used in a telephone number.`,"","Unless non-breaking characters is used there could be a line break inserted at that character.","Line breaks make is harder to read and understand the telephone number.","","The following characters should be avoided:","",...r].join("\n"),url:"https://html-validate.org/rules/tel-non-breaking.html"}}setup(){this.on("element:ready",this.isRelevant,e=>{let{target:t}=e;this.isIgnored(t)||this.walk(t,t)})}isRelevant(e){let{target:t}=e;if(!t.is("a"))return!1;let r=t.getAttribute("href");return!!r?.valueMatches(/^tel:/,!1)}isIgnoredClass(e){let{ignoreClasses:t}=this.options,{classList:r}=e;return t.some(e=>r.contains(e))}isIgnoredStyle(e){let{ignoreStyle:t}=this.options,{style:r}=e;return!!t&&("nowrap"===r["white-space"]||"pre"===r["white-space"])}isIgnored(e){return this.isIgnoredClass(e)||this.isIgnoredStyle(e)}walk(e,t){for(let r of t.childNodes)en(r)?this.detectDisallowed(e,r):el(r)&&this.walk(e,r)}detectDisallowed(e,t){let[r,n]=function(e){let[,t,r]=/^(\s*)(.*)$/.exec(e.textContent);return[t.length,r.trimEnd()]}(t);for(let i of function(e,t){let r,n=new RegExp(t),i=[];for(;r=n.exec(e);)i.push(r);return i}(n,this.regex)){let a=i[0],s=this.options.characters.find(e=>e.pattern===a);if(!s)throw Error(`Failed to find entry for "${a}" when searching text "${n}"`);let o=`"${a}" should be replaced with "${s.replacement}" (${s.description}) in telephone number`,l=r+i.index,u=l+a.length,c=P(t.location,l,u);this.report(e,o,c,s)}}}function nL(e,t){let r=e.getAttribute(t);return!!r?.valueMatches(/.+/,!0)}class nR extends eG{documentation(e){let t={description:"The textual content for this element is not valid.",url:"https://html-validate.org/rules/text-content.html"};switch(e.textContent){case E.NONE:t.description=`The \`<${e.tagName}>\` element must not have textual content.`;break;case E.REQUIRED:t.description=`The \`<${e.tagName}>\` element must have textual content.`;break;case E.ACCESSIBLE:t.description=`The \`<${e.tagName}>\` element must have accessible text.`}return t}static filter(e){let{target:t}=e;if(!t.meta)return!1;let{textContent:r}=t.meta;return!!r&&r!==E.DEFAULT}setup(){this.on("element:ready",nR.filter,e=>{let t=e.target,{textContent:r}=t.meta;switch(r){case E.NONE:this.validateNone(t);break;case E.REQUIRED:this.validateRequired(t);break;case E.ACCESSIBLE:this.validateAccessible(t)}})}validateNone(e){e_(e)!==ej.EMPTY_TEXT&&this.reportError(e,e.meta,`${e.annotatedName} must not have text content`)}validateRequired(e){e_(e)===ej.EMPTY_TEXT&&this.reportError(e,e.meta,`${e.annotatedName} must have text content`)}validateAccessible(e){eS(e)&&!function e(t){return!!eS(t)&&(!!(t.childNodes.some(e=>!!en(e)&&(e.isDynamic||""!==e.textContent.trim()))||nL(t,"aria-label")||nL(t,"aria-labelledby")||t.is("img")&&nL(t,"alt")||function(e){if(!e.is("input")||e.hasAttribute("value"))return!1;let t=e.getAttribute("type");return!!t?.valueMatches(/submit|reset/,!1)}(t))||t.childElements.some(t=>e(t)))}(e)&&this.reportError(e,e.meta,`${e.annotatedName} must have accessible text`)}reportError(e,t,r){this.report(e,r,null,{tagName:e.tagName,textContent:t.textContent})}}let nP=["complementary","contentinfo","form","banner","main","navigation","region"],nq=["aside","footer","form","header","main","nav","section",...nP.map(e=>`[role="${e}"]`)];function nD(e){let{node:t,text:r}=e;return null!==r||!(t.is("form")||t.is("section"))}class nM extends eG{documentation(){return{description:'When the same type of landmark is present more than once in the same document each must be uniquely identifiable with a non-empty and unique name.\nFor instance, if the document has two `<nav>` elements each of them need an accessible name to be distinguished from each other.\n\nThe following elements / roles are considered landmarks:\n\n - `aside` or `[role="complementary"]`\n - `footer` or `[role="contentinfo"]`\n - `form` or `[role="form"]`\n - `header` or `[role="banner"]`\n - `main` or `[role="main"]`\n - `nav` or `[role="navigation"]`\n - `section` or `[role="region"]`\n\nTo fix this either:\n\n - Add `aria-label`.\n - Add `aria-labelledby`.\n - Remove one of the landmarks.',url:"https://html-validate.org/rules/unique-landmark.html"}}setup(){this.on("dom:ready",e=>{let{document:t}=e;for(let e of Object.values(function(e,t){let r={};for(let n of e){let e=t(n);e in r?r[e].push(n):r[e]=[n]}return r}(t.querySelectorAll(nq.join(",")).filter(e=>"string"==typeof e.role&&nP.includes(e.role)),e=>
22e.role))){if(e.length<=1)continue;let r=e.map(e=>(function(e,t){let r=t.getAttribute("aria-label");if(r)return{node:t,text:r.value,location:r.keyLocation};let n=t.getAttribute("aria-labelledby");return n?{node:t,text:function(e,t){if(!t||t instanceof O)return t;let r=`#${t}`,n=e.querySelector(r);return n?n.textContent:r}(e,n.value),location:n.keyLocation}:{node:t,text:null,location:t.location}})(t,e));for(let e of r.filter(nD)){if(e.text instanceof O)continue;let t=r.filter(t=>t.text===e.text).length>1;if(!e.text||t){let t=e.location;this.report({node:e.node,message:"Landmarks must have a non-empty and unique accessible name (aria-label or aria-labelledby)",location:t})}}}})}}let nj={ignoreCase:!1,requireSemicolon:!0},n_=/&(?:[a-z0-9]+|#x?[0-9a-f]+)(;|[^a-z0-9]|$)/gi,nF=s.e.map(e=>e.toLowerCase());function nz(e,t,r){let n=r.index??0;return P(e,n,n+t.length)}class nU extends eG{constructor(e){super({...nj,...e})}static schema(){return{ignoreCase:{type:"boolean"},requireSemicolon:{type:"boolean"}}}documentation(e){var t;return{description:(t=this.options,[e.terminated?`Unrecognized character reference \`${e.entity}\`.`:`Character reference \`${e.entity}\` must be terminated by a semicolon.`,"HTML5 defines a set of [valid character references](https://html.spec.whatwg.org/multipage/named-characters.html) but this is not a valid one.","","Ensure that:","","1. The character is one of the listed names.",...t.ignoreCase?[]:["1. The case is correct (names are case sensitive)."],...t.requireSemicolon?["1. The name is terminated with a `;`."]:[]].join("\n")),url:"https://html-validate.org/rules/unrecognized-char-ref.html"}}setup(){this.on("element:ready",e=>{let t=e.target;for(let e of t.childNodes)e.nodeType===_.TEXT_NODE&&this.findCharacterReferences(t,e.textContent,e.location,{isAttribute:!1})}),this.on("attr",e=>{e.value&&this.findCharacterReferences(e.target,e.value.toString(),e.valueLocation,{isAttribute:!0})})}get entities(){return this.options.ignoreCase?nF:s.e}findCharacterReferences(e,t,r,{isAttribute:n}){let i=n&&t.includes("?");for(let n of this.getMatches(t))this.validateCharacterReference(e,r,n,{isQuerystring:i})}validateCharacterReference(e,t,r,{isQuerystring:n}){let{requireSemicolon:i}=this.options,{match:a,entity:s,raw:o,terminated:l}=r;if(s.startsWith("&#")||n&&!l)return;let u=this.entities.includes(s);if(u&&(l||!i))return;if(u&&!l){let r=nz(t,s,a);this.report(e,'Character reference "{{ entity }}" must be terminated by a semicolon',r,{entity:o,terminated:!1});return}let c=nz(t,s,a);this.report(e,'Unrecognized character reference "{{ entity }}"',c,{entity:o,terminated:!0})}*getMatches(e){let t;do if(t=n_.exec(e)){let e=t[1],r=";"===e,n=";"!==e&&e.length>0?t[0].slice(0,-1):t[0];this.options.ignoreCase?yield{match:t,entity:n.toLowerCase(),raw:n,terminated:r}:yield{match:t,entity:n,raw:n,terminated:r}}while(t)}}let nG=["section","hint","contact","field1","field2","webauthn"],nB=["name","honorific-prefix","given-name","additional-name","family-name","honorific-suffix","nickname","username","new-password","current-password","one-time-code","organization-title","organization","street-address","address-line1","address-line2","address-line3","address-level4","address-level3","address-level2","address-level1","country","country-name","postal-code","cc-name","cc-given-name","cc-additional-name","cc-family-name","cc-number","cc-exp","cc-exp-month","cc-exp-year","cc-csc","cc-type","transaction-currency","transaction-amount","language","bday","bday-day","bday-month","bday-year","sex","url","photo"],nV=["tel","tel-country-code","tel-national","tel-area-code","tel-local","tel-local-prefix","tel-local-suffix","tel-extension","email","impp"],nW={name:"text","honorific-prefix":"text","given-name":"text","additional-name":"text","family-name":"text","honorific-suffix":"text",nickname:"text",username:"username","new-password":"password","current-password":"password","one-time-code":"password","organization-title":"text",organization:"text","street-address":"multiline","address-line1":"text","address-line2":"text","address-line3":"text","address-level4":"text","address-level3":"text","address-level2":"text","address-level1":"text",country:"text","country-name":"text","postal-code":"text","cc-name":"text","cc-given-name":"text","cc-additional-name":"text","cc-family-name":"text","cc-number":"text","cc-exp":"month","cc-exp-month":"numeric","cc-exp-year":"numeric","cc-csc":"text","cc-type":"text","transaction-currency":"text","transaction-amount":"numeric",language:"text",bday:"date","bday-day":"numeric","bday-month":"numeric","bday-year":"numeric",sex:"text",url:"url",ph
22oto:"url",tel:"tel","tel-country-code":"text","tel-national":"text","tel-area-code":"text","tel-local":"text","tel-local-prefix":"text","tel-local-suffix":"text","tel-extension":"text",email:"username",impp:"url"},nH=["checkbox","radio","file","submit","image","reset","button"];function nX(e){let t=["text","multiline","password","url","username","tel","numeric","month","date"];return({hidden:t,text:t.filter(e=>"multiline"!==e),search:t.filter(e=>"multiline"!==e),password:["password"],url:["url"],email:["username"],tel:["tel"],number:["numeric"],month:["month"],date:["date"]})[e]??[]}function nY(e){switch(e.msg){case 0:return"autocomplete attribute cannot be used on {{ what }}";case 1:return'"{{ value }}" cannot be used on {{ what }}';case 2:return'"{{ second }}" must appear before "{{ first }}"';case 3:return'"{{ token }}" is not a valid autocomplete token or field name';case 4:return'"{{ second }}" cannot be combined with "{{ first }}"';case 5:return"autocomplete attribute is missing field name"}}class nJ extends eG{documentation(e){return{description:function(e){switch(e.msg){case 0:return[`\`autocomplete\` attribute cannot be used on \`${e.what}\``,"","The following input types cannot use the `autocomplete` attribute:","",...nH.map(e=>`- \`${e}\``)].join("\n");case 1:{let t=`\`"${e.value}"\` cannot be used on \`${e.what}\``;if("form"===e.type)return[t,'\nThe `<form>` element can only use the values `"on"` and `"off"`.'].join("\n");if("hidden"===e.type)return[t,'\n`<input type="hidden">` cannot use the values `"on"` and `"off"`.'].join("\n");let r=nX(e.type),n=nW[e.value];return[t,"",`\`${e.what}\` allows autocomplete fields from the following group${r.length>1?"s":""}:`,"",...r.map(e=>`- ${e}`),"",`The field \`"${e.value}"\` belongs to the group /${n}/ which cannot be used with this input type.`].join("\n")}case 2:return`\`"${e.second}"\` must appear before \`"${e.first}"\` 23 24The autocomplete tokens must appear in the following order: 25 26- Optional section name (\`section-\` prefix). 27- Optional \`shipping\` or \`billing\` token. 28- Optional \`home\`, \`work\`, \`mobile\`, \`fax\` or \`pager\` token (for fields supporting it). 29- Field name 30- Optional \`webauthn\` token.`;case 3:return`\`"${e.token}"\` is not a valid autocomplete token or field name`;case 4:return`\`"${e.second}"\` cannot be combined with \`"${e.first}"\``;case 5:return"Autocomplete attribute is missing field name"}}(e),url:"https://html-validate.org/rules/valid-autocomplete.html"}}setup(){this.on("dom:ready",e=>{let{document:t}=e;for(let e of t.querySelectorAll("[autocomplete]")){let t=e.getAttribute("autocomplete");if(null===t.value||t.value instanceof O)continue;let r=t.valueLocation,n=t.value.toLowerCase(),i=new G(n,r);0!==i.length&&this.validate(e,n,i,t.keyLocation,r)}})}validate(e,t,r,n,i){switch(e.tagName){case"form":this.validateFormAutocomplete(e,t,i);break;case"input":case"textarea":case"select":this.validateControlAutocomplete(e,r,n)}}validateControlAutocomplete(e,t,r){let n=e.getAttributeValue("type")??"text",i="hidden"!==n?"expectation":"anchor";if(e.is("input")&&nH.includes(n)){let t={msg:0,what:`<input type="${n}">`};this.report({node:e,message:nY(t),location:r,context:t});return}if(t.includes("on")||t.includes("off"))return void this.validateOnOff(e,i,t);this.validateTokens(e,t,r)}validateFormAutocomplete(e,t,r){let n=t.trim();if(["on","off"].includes(n))return;let i={msg:1,type:"form",value:n,what:"<form>"};this.report({node:e,message:nY(i),location:r,context:i})}validateOnOff(e,t,r){let n=r.findIndex(e=>"on"===e||"off"===e),i=r.item(n),a=r.location(n);if(r.length>1){let t={msg:4,first:r.item(n>0?0:1),second:i};this.report({node:e,message:nY(t),location:a,context:t})}switch(t){case"expectation":return;case"anchor":{let t={msg:1,type:"hidden",value:i,what:'<input type="hidden">'};this.report({node:e,message:nY(t),location:r.location(0),context:t})}}}validateTokens(e,t,r){let n=[];for(let{item:r,location:i}of t.iterator()){let t=function(e){return e.startsWith("section-")?"section":"shipping"===e||"billing"===e?"hint":nB.includes(e)?"field1":nV.includes(e)?"field2":["home","work","mobile","fax","pager"].includes(e)?"contact":"webauthn"===e?"webauthn":null}(r);if(t)n.push(t);else{let t={msg:3,token:r};this.report({node:e,message:nY(t),location:i,context:t});return}}let i=n.map(e=>"field1"===e||"field2"===e);this.validateFieldPresence(e,t,i,r),this.validateContact(e,t,n),this.validateOrder(e,t,n),this.validateControlGroup(e,t,i)}validateFieldPresence(e,t,r,n){let i=r.filter(Boolean).length;if(0===i){let t={msg:5};this.report({node:e,message:nY(t),location:n,context:t})}else if(i>1){let n=r.indexOf(!0),i=r.lastIndexOf(!0),a={msg:4,first:t.item(n),second:t.item(i)};this.report({node:e,message:nY(a),location:t.location(i),context:a})}}validateContact(e,t,r){if(r.includes("contact")&&r.includes("field1")){let n=r.indexOf("field1"),i=r.indexOf("contact"),a={msg:4,first:t.item(n),second:t.item(i)};this.report({node:e,message:nY(a),location:t.location(i),context:a})}}validateOrder(e,t,r){let n=r.map(e=>nG.indexOf(e));for(let r=0;r<n.length-1;r++)if(n[0]>
30n[r+1]){let n={msg:2,first:t.item(r),second:t.item(r+1)};this.report({node:e,message:nY(n),location:t.location(r+1),context:n})}}validateControlGroup(e,t,r){if(0===r.filter(Boolean).length||!e.is("input"))return;let n=e.getAttribute("type"),i=n?.value??"text";if(i instanceof O)return;let a=nX(i),s=r.indexOf(!0),o=t.item(s),l=nW[o];if(!a.includes(l)){let r={msg:1,type:i,value:o,what:`<input type="${i}">`};this.report({node:e,message:nY(r),location:t.location(s),context:r})}}}let nK={relaxed:!1};class nZ extends eG{constructor(e){super({...nK,...e})}static schema(){return{relaxed:{type:"boolean"}}}documentation(e){let{relaxed:t}=this.options,{kind:r,id:n}=e,i=this.messages[r].replace('"{{ id }}"',"`{{ id }}`").replace("id","ID").replace(/^(.)/,e=>e.toUpperCase());return{description:[`${eg(i,{id:n})}.`,"","Under the current configuration the following rules are applied:",""," - ID must not be empty"," - ID must not contain any whitespace characters",...t?[]:[" - ID must begin with a letter"," - ID must only contain letters, digits, `-` and `_`"]].join("\n"),url:"https://html-validate.org/rules/valid-id.html"}}setup(){this.on("attr",this.isRelevant,e=>{let{value:t}=e;if(null===t||t instanceof O)return;if(""===t){let r={kind:1,id:t};this.report(e.target,this.messages[r.kind],e.location,r);return}if(/\s/.exec(t)){let r={kind:2,id:t};this.report(e.target,this.messages[r.kind],e.valueLocation,r);return}let{relaxed:r}=this.options;if(!r){if(/^[^\p{L}]/u.exec(t)){let r={kind:3,id:t};this.report(e.target,this.messages[r.kind],e.valueLocation,r);return}if(/[^\p{L}\p{N}_-]/u.exec(t)){let r={kind:4,id:t};this.report(e.target,this.messages[r.kind],e.valueLocation,r)}}})}get messages(){return{1:'element id "{{ id }}" must not be empty',2:'element id "{{ id }}" must not contain whitespace',3:'element id "{{ id }}" must begin with a letter',4:'element id "{{ id }}" must only contain letters, digits, dash and underscore characters'}}isRelevant(e){return"id"===e.key}}class nQ extends eG{documentation(e){let t={description:"HTML void elements cannot have any content and must not have content or end tag.",url:"https://html-validate.org/rules/void-content.html"};
30return e&&(t.description=`<${e}> is a void element and must not have content or end tag.`),t}setup(){this.on("tag:end",e=>{let t=e.target;t&&t.voidElement&&t.closed===eo.EndTag&&this.report(null,`End tag for <${t.tagName}> must be omitted`,t.location,t.tagName)})}}let n0={style:"omit"};class n1 extends eG{style;constructor(e){super({...n0,...e}),this.style=function(e){switch(e){case"omit":return 1;case"selfclose":case"selfclosing":return 2;default:throw Error(`Invalid style "${e}" for "void-style" rule`)}}(this.options.style)}static schema(){return{style:{enum:["omit","selfclose","selfclosing"],type:"string"}}}documentation(e){let[t,r]=function(e){switch(e){case 1:return["omit end tag",""];case 2:return["be self-closed","/"];default:throw Error("Unknown style")}}(e.style);return{description:`The current configuration requires void elements to ${t}, use <${e.tagName}${r}> instead.`,url:"https://html-validate.org/rules/void-style.html"}}setup(){let{style:e}=this,t={1:this.validateOmitted.bind(this),2:this.validateSelfClosed.bind(this)}[e];this.on("tag:end",e=>{let r=e.previous;r.meta&&t(r)})}validateOmitted(e){e.voidElement&&e.closed===eo.VoidSelfClosed&&this.reportError(e,`Expected omitted end tag <${e.tagName}> instead of self-closing element <${e.tagName}/>`)}validateSelfClosed(e){e.voidElement&&e.closed===eo.VoidOmitted&&this.reportError(e,`Expected self-closing element <${e.tagName}/> instead of omitted end-tag <${e.tagName}>`)}reportError(e,t){let r={style:this.style,tagName:e.tagName};super.report(e,t,null,r)}}class n2 extends eG{documentation(){return{description:"WCAG 2.1 requires each `<a href>` anchor link to have a text describing the purpose of the link using either plain text or an `<img>` with the `alt` attribute set.",url:"https://html-validate.org/rules/wcag/h30.html"}}setup(){this.on("dom:ready",e=>{for(let t of e.document.getElementsByTagName("a")){if(!t.hasAttribute("href")||!eS(t)||e_(t,{ignoreHiddenRoot:!0})!==ej.EMPTY_TEXT||t.querySelectorAll("img").some(e=>eF(e)))continue;let e=t.querySelectorAll("[aria-label]");ez(t)||e.some(e=>ez(e))||this.report(t,"Anchor link must have a text describing its purpose")}})}}class n3 extends eG{documentation(){return{description:"WCAG 2.1 requires each `<form>` element to have at least one submit button.",url:"https://html-validate.org/rules/wcag/h32.html"}}setup(){let e=this.getTagsWithProperty("form").join(",");this.on("dom:ready",t=>{let{document:r}=t;for(let t of r.querySelectorAll(e))!(t.querySelectorAll("button,input").filter(n9).filter(e=>!e.hasAttribute("form")).length>0)&&!function(e,t){let{id:r}=t;return!!r&&e.querySelectorAll("button[form],input[form]").filter(n9).filter(e=>(function(e,t){let r=t.getAttribute("form");return!!r?.valueMatches(e,!0)})(r,e)).length>0}(r,t)&&this.report(t,`<${t.tagName}> element must have a submit button`)})}}function n9(e){let t=e.getAttribute("type");return!!(!t||t.valueMatches(/submit|image/))}class n6 extends eG{documentation(){return{description:'WCAG 2.1 requires all images used as submit buttons to have a non-empty textual description using the `alt` attribute.\nThe alt text cannot be empty (`alt=""`).',url:"https://html-validate.org/rules/wcag/h36.html"}}setup(){this.on("tag:end",e=>{let t=e.previous;if("input"===t.tagName&&"image"===t.getAttributeValue("type")&&eS(t)&&!eF(t)){let e=t.getAttribute("alt");this.report({node:t,message:"image used as submit button must have non-empty alt text",location:e?e.keyLocation:t.location})}})}}let n5={allowEmpty:!0,alias:[]};class n7 extends eG{constructor(e){super({...n5,...e}),Array.isArray(this.options.alias)||(this.options.alias=[this.options.alias])}static schema(){return{alias:{anyOf:[{items:{type:"string"},type:"array"},{type:"string"}]},allowEmpty:{type:"boolean"}}}documentation(){return{description:"Both HTML5 and WCAG 2.0 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iu{metaTable;plugins;rules;transformers;original;cache;constructor({metaTable:e,plugins:t,rules:r,transformers:n},i){this.metaTable=e,this.plugins=t,this.rules=r,this.transformers=n,this.cache=new Map,this.original=i}getConfigData(){return this.original}getMetaTable(){return this.metaTable}getPlugins(){return this.plugins}getRules(){return this.rules}canTransform(e){return!!this.findTransformer(e)}findTransformer(e){return this.transformers.find(t=>t.pattern.test(e))??null}}function ic(e){return"resolveConfig"in e}function id(e){return"resolveElements"in e}function ih(e){return"resolvePlugin"in e}function im(e){return"resolveTransformer"in e}async function ip(e,t,r){for(let n of e.filter(ic)){let e=await n.resolveConfig(t,r);
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30_resolveConfig(e){if(e.isRootFound())return e.resolve();let t=this.getGlobalConfig();if(is(t))return t.then(t=>{let r=t.merge(this.resolvers,e);return is(r)?r.then(e=>e.resolve()):r.resolve()});{let r=t.merge(this.resolvers,e);return is(r)?r.then(e=>e.resolve()):r.resolve()}}}class iC{listeners;constructor(){this.listeners={}}on(e,t){let{listeners:r}=this,n=e.split(",").map(e=>e.trim());for(let e of n){let n=r[e]??[];r[e]=n,n.push(t)}return()=>{for(let e of n){let n=r[e];this.listeners[e]=n.filter(e=>e!==t)}}}once(e,t){let r=this.on(e,(e,n)=>{t(e,n),r()});return r}trigger(e,t){for(let r of this.getCallbacks(e))r.call(null,e,t)}getCallbacks(e){let{listeners:t}=this;return[...t[e]??[],...t["*"]??[]]}}let iN="9.7.1";function iI(e){return{...e,selector:e.selector()}}class iO{result;constructor(){this.result={}}static merge(e){if(is(e))return e.then(e=>this.merge(e));if(0!==e.length&&is(e[0]))return Promise.all(e).then(e=>this.merge(e));let t=e.every(e=>e.valid),r={};e.forEach(e=>{e.results.forEach(e=>{let t=e.filePath;t in r?r[t].messages=[...r[t].messages,...e.messages]:r[t]={...e}})});let n=Object.values(r).map(e=>(e.errorCount=iL(e.messages),e.warningCount=iR(e.messages),e));return{valid:t,results:n,errorCount:iP(n),warningCount:iq(n)}}add(e,t,r,n,i,a){i.filename in this.result||(this.result[i.filename]=[]);let s=e.documentation(a)?.url,o={ruleId:e.name,severity:r,message:t,offset:i.offset,line:i.line,column:i.column,size:i.size||0,selector:()=>n?n.generateSelector():null};s&&(o.ruleUrl=s),a&&(o.context=a),this.result[i.filename].push(o)}addManual(e,t){e in this.result||(this.result[e]=[]),this.result[e].push(t)}save(e){let t={valid:this.isValid(),results:Object.keys(this.result).map(t=>{let r=Array.from(this.result[t],iI).sort(iD),n=(e??[]).find(e=>t===e.filename);return{filePath:t,messages:r,errorCount:iL(r),warningCount:iR(r),source:n?n.originalData??n.data:null}}),errorCount:0,warningCount:0};return t.errorCount=iP(t.results),t.warningCount=iq(t.results),t}isValid(){return 0===Object.values(this.result).reduce((e,t)=>e+iL(t),0)}}function iL(e){return e.filter(e=>e.severity===Number(ef.ERROR)).length}function iR(e){return e.filter(e=>e.severity===Number(ef.WARN)).length}function iP(e){return e.reduce((e,t)=>e+t.errorCount,0)}function iq(e){return e.reduce((e,t)=>e+t.warningCount,0)}function iD(e,t){return e.line<t.line?-1:e.line>t.line?1:e.column<t.column?-1:+(e.column>t.column)}let iM=/<!(?:--)?\[(.*?)\](?:--)?>/g;
30class ij extends Error{location;constructor(e,t){super(t),this.location=e}}class i_{event;metaTable;currentNamespace="";dom;constructor(e){this.event=new iC,this.dom=null,this.metaTable=e.getMetaTable()}parseHtml(e){"string"==typeof e&&(e={data:e,filename:"inline",line:1,column:1,offset:0}),this.trigger("parse:begin",{location:null}),this.dom=new ed({filename:e.filename,offset:e.offset,line:e.line,column:e.column,size:0}),this.trigger("dom:load",{source:e,location:null});let t=new tE().tokenize(e),r=this.next(t);for(;!r.done;){let n=r.value;this.consume(e,n,t),r=this.next(t)}return this.dom.resolveMeta(this.metaTable),this.dom.root.cacheEnable(),this.trigger("dom:ready",{document:this.dom,source:e,location:null}),this.trigger("parse:end",{location:null}),this.dom.root}closeOptional(e){let t=this.dom.getActive();if(!t.meta?.implicitClosed)return!1;let r=e.data[2],n=!e.data[1],i=t.meta.implicitClosed;return n?i.includes(r):!t.is(r)&&!!(t.parent&&t.parent.is(r)&&i.includes(t.tagName))}consume(e,t,r){switch(t.type){case e7.UNICODE_BOM:break;case e7.TAG_OPEN:this.consumeTag(e,t,r);break;case e7.WHITESPACE:this.trigger("whitespace",{text:t.data[0],location:t.location}),this.appendText(t.data[0],t.location);break;case e7.DIRECTIVE:this.consumeDirective(t);break;case e7.CONDITIONAL:this.consumeConditional(t);break;case e7.COMMENT:this.consumeComment(t);break;case e7.DOCTYPE_OPEN:this.consumeDoctype(t,r);break;case e7.TEXT:case e7.TEMPLATING:this.appendText(t.data[0],t.location);break;case e7.EOF:this.closeTree(e,t.location)}}consumeTag(e,t,r){let n=Array.from(this.consumeUntil(r,e7.TAG_CLOSE,t.location)),i=n.slice(-1)[0],a=this.closeOptional(t),s=a?this.dom.getActive().parent:this.dom.getActive(),o=eu.fromTokens(t,i,s,this.metaTable,this.currentNamespace),l=!t.data[1],u=!l||o.closed!==eo.Open,c=o.meta?.foreign;if(a){let r=this.dom.getActive();r.closed=eo.ImplicitClosed,this.closeElement(e,o,r,t.location),this.dom.popActive()}l&&(this.dom.pushActive(o),this.trigger("tag:start",{target:o,location:t.location}));for(let t=0;t<n.length;t++){let r=n[t];switch(r.type){case e7.WHITESPACE:break;case e7.ATTR_NAME:this.consumeAttribute(e,o,r,n[t+1])}}if(l&&this.trigger("tag:ready",{target:o,location:i.location}),u){let t=this.dom.getActive();l||(o.closed=eo.EndTag),this.closeElement(e,o,t,i.location);let r=o.tagName!==t.tagName;!l&&o.voidElement||r||this.dom.popActive()}else c&&this.discardForeignBody(e,o.tagName,r,t.location)}closeElement(e,t,r,n){this.processElement(r,e),this.trigger("tag:end",{target:t,previous:r,location:n}),(!t||t.tagName===r.tagName||r.closed===eo.ImplicitClosed)&&(r.isRootElement()||this.trigger("element:ready",{target:r,location:r.location}))}processElement(e,t){if(e.cacheEnable(),t.hooks?.processElement){let r=t.hooks.processElement,n=this.metaTable;r.call({getMetaFor:e=>n.getMetaFor(e)},e)}}discardForeignBody(e,t,r,n){let i,a,s=1;do{let[o]=Array.from(this.consumeUntil(r,e7.TAG_OPEN,n)).slice(-1),[,l,u]=o.data;if(!l&&"svg"===t&&["title","desc"].includes(u)){let t=this.currentNamespace;this.currentNamespace="svg",this.consumeTag(e,o,r),this.consumeUntilMatchingTag(e,r,u),this.currentNamespace=t;continue}if(u!==t)continue;let c="/>"===(a=Array.from(this.consumeUntil(r,e7.TAG_CLOSE,o.location)).slice(-1)[0]).data[0];l?(i=o,s--):!c&&s++}while(s>0);if(!i||!a)return;let o=this.dom.getActive(),l=eu.fromTokens(i,a,o,this.metaTable);this.closeElement(e,l,o,a.location),this.dom.popActive()}consumeAttribute(e,t,r,n){let{meta:i}=t,a=this.getAttributeKeyLocation(r),s=this.getAttributeValueLocation(n),o=this.getAttributeLocation(r,n),l=!!(n&&n.type===e7.ATTR_VALUE),u={key:r.data[1],value:null,quote:null};if(l){let[,,e,t]=n.data;u.value=e,u.quote=t??null}let c=e=>[e];e.hooks?.processAttribute&&(c=e.hooks.processAttribute);let d=c.call({},u);for(let e of"function"!=typeof d[Symbol.iterator]?[u]:d){let r={target:t,key:e.key,value:e.value,quote:e.quote,originalAttribute:e.originalAttribute,location:o,keyLocation:a,valueLocation:s,meta:i?.attributes[e.key]??null};this.trigger("attr",r),t.setAttribute(e.key,e.value,a,s,e.originalAttribute)}}getAttributeKeyLocation(e){return e.location}getAttributeValueLocation(e){return e&&e.type===e7.ATTR_VALUE&&""!==e.data[2]?e.data[3]?P(e.location,2,-1):P(e.location,1):null}getAttributeLocation(e,t){let r=e.location,n=t&&t.type===e7.ATTR_VALUE?t.location:void 0;return{filename:r.filename,line:r.line,column:r.column,size:r.size+(n?.size??0),offset:r.offset}}consumeDirective(e){let[t,r,n,i,a,s]=e.data;if(!s.startsWith("]"))throw new ij(e.location,`Missing end bracket "]" on directive "${t}"`);let o=/^(.*?)(?:(\s*(?:--|:)\s*)(.*))?$/.exec(a);if(!o)throw Error(`Failed to parse directive "${t}"`);if(!["enable","disable","disable-block","disable-next"].includes(n))throw new ij(e.location,`Unknown directive "${n}"`);let[,l,u,c]=o,d=r.length,h=d+n.length+i.length,m=h+l.length+(u||"").length,p=P(e.location,r.length-14-1,-s.length+1),f=P(e.location,d,d+n.length),g=l?P(e.location,h,h+l.length):void 0,y=c?P(e.location,m,m+c.length):void 0;this.trigger("directive",{action:n,data:l,comment:c||"",location:p,actionLocation:f,optionsLocation:g,commentLocation:y})}
30consumeConditional(e){let t=this.dom.getActive();this.trigger("conditional",{condition:e.data[1],location:e.location,parent:t})}consumeComment(e){let t=e.data[0],r=this.dom.getActive();for(let n of function*(e,t){let r;for(;null!==(r=iM.exec(e));){let n=r[1],i=r.index,a=i+r[0].length,s=P(t,i,a,e);yield{expression:n,location:s}}}(t,e.location))this.trigger("conditional",{condition:n.expression,location:n.location,parent:r})}consumeDoctype(e,t){let r=Array.from(this.consumeUntil(t,e7.DOCTYPE_CLOSE,e.location)),n=r[0].data[0];this.dom.doctype=n,this.trigger("doctype",{tag:e.data[1],value:n,valueLocation:r[0].location,location:e.location})}*consumeUntil(e,t,r){let n=this.next(e);for(;!n.done;){let r=n.value;if(yield r,r.type===t)return;n=this.next(e)}throw new ij(r,`stream ended before ${e7[t]} token was found`)}consumeUntilMatchingTag(e,t,r){let n=1,i=this.next(t);for(;!i.done;){let a=i.value;if(this.consume(e,a,t),a.type===e7.TAG_OPEN){let[,e,t]=a.data;if(t===r&&(e?n--:n++,0===n))return}i=this.next(t)}}next(e){let t=e.next();if(!t.done){let e=t.value;this.trigger("token",{location:e.location,type:e.type,data:Array.from(e.data),token:e})}return t}on(e,t){return this.event.on(e,t)}once(e,t){return this.event.once(e,t)}defer(e){this.event.once("*",e)}trigger(e,t){if(void 0===t.location)throw Error("Triggered event must contain location");this.event.trigger(e,t)}getEventHandler(){return this.event}appendText(e,t){this.dom.getActive().appendText(e,t)}closeTree(e,t){let r,n=this.dom.root;for(;(r=this.dom.getActive())&&!r.isRootElement();)r.meta?.implicitClosed?(r.closed=eo.ImplicitClosed,this.closeElement(e,n,r,t)):this.closeElement(e,null,r,t),this.dom.popActive()}}let iF=1;class iz{report;config;ParserClass;availableRules;constructor(e,t){this.report=new iO,this.config=e,this.ParserClass=t;let r=this.initPlugins(this.config);this.availableRules={...ia,...r.availableRules}}lint(e){for(let t of e){let e=this.instantiateParser(),{rules:r}=this.setupPlugins(t,this.config,e),n=r["no-unused-disable"],i={rules:r,reportUnused(e,t,r,i){e.has(n.name)||n.reportUnused(t,r,i)}},a={filename:t.filename,line:1,column:1,offset:0,size:1},s={location:a,config:this.config,rules:r};e.trigger("config:ready",s);let{hooks:o,...l}=t,u={location:a,source:l};e.trigger("source:ready",u),e.on("directive",(t,r)=>{this.processDirective(r,e,i)});try{e.parseHtml(t)}catch(e){if(e instanceof tA||e instanceof ij)this.reportError("parser-error",e.message,e.location);else throw e}}return this.report.save(e)}dumpEvents(e){let t=this.instantiateParser(),r=[];return t.on("*",(e,t)=>{"token"!==e&&r.push({event:e,data:t})}),e.forEach(e=>t.parseHtml(e)),r}dumpTokens(e){let t=new tE,r=[];for(let n of e)for(let e of t.tokenize(n)){let t=e.data[0]??"",n=e.location.filename,i=String(e.location.line),a=String(e.location.column);r.push({token:e7[e.type],data:t,location:`${n}:${i}:${a}`})}return r}dumpTree(e){var t=this.instantiateParser().parseHtml(e[0]);let r=[];return!function e(t,n,i,a){let s=a===(t.parent?t.parent.childElements.length:0)-1;if(t.parent){let e;r.push(`${i}${s?"â":"â"}\u2500\u2500 ${t.tagName}${(e="",t.id&&(e+=`#${t.id}`),t.hasAttribute("class")&&(e+=`.${t.classList.join(".")}`),e)}`)}else r.push("(root)");t.childElements.forEach((t,r)=>{let a=n>0?`${i}${s?" ":"â"} `:"";e(t,n+1,a,r)})}(t,0,"",0),r}getRuleDocumentation({ruleId:e,context:t}){let r=this.config.getRules().get(e);if(!r)return null;{let[,n]=r;return this.instantiateRule(e,n).documentation(t)}}instantiateParser(){return new this.ParserClass(this.config)}processDirective(e,t,r){let n=e.data.split(",").map(e=>e.trim()).map(e=>r.rules[e]).filter(e=>!!e),i=e.optionsLocation??e.location;switch(e.action){case"enable":this.processEnableDirective(n,t);break;case"disable":this.processDisableDirective(n,t);break;case"disable-block":this.processDisableBlockDirective(r,n,t,e.data,i);break;case"disable-next":this.processDisableNextDirective(r,n,t,e.data,i)}}processEnableDirective(e,t){for(let t of e)t.setEnabled(!0),t.getSeverity()===ef.DISABLED&&t.setServerity(ef.ERROR);t.on("tag:start",(t,r)=>{r.target.enableRules(e.map(e=>e.name))})}processDisableDirective(e,t){for(let t of e)t.setEnabled(!1);t.on("tag:start",(t,r)=>{r.target.disableRules(e.map(e=>e.name))})}processDisableBlockDirective(e,t,r,n,i){let a=new Set(t.map(e=>
30e.name)),s=new Set(a),o=iF++,l=null;for(let e of t)e.block(o);let u=r.on("tag:start",(e,t)=>{l??=t.target.parent?.unique??null,t.target.blockRules(a,o)}),c=r.on("tag:end",(e,r)=>{let n=null===l,i=l===r.previous.unique;if(n||i)for(let e of(c(),u(),t))e.unblock(o)});r.on("rule:error",(e,t)=>{t.blockers.includes(o)&&s.delete(t.ruleId)}),r.on("parse:end",()=>{e.reportUnused(a,s,n,i)})}processDisableNextDirective(e,t,r,n,i){let a=new Set(t.map(e=>e.name)),s=new Set(a),o=iF++;for(let e of t)e.block(o);let l=r.on("tag:start",(e,t)=>{t.target.blockRules(a,o)});r.on("rule:error",(e,t)=>{t.blockers.includes(o)&&s.delete(t.ruleId)}),r.on("parse:end",()=>{e.reportUnused(a,s,n,i)}),r.once("tag:ready, tag:end, attr",()=>{l(),r.defer(()=>{for(let e of t)e.unblock(o)})})}initPlugins(e){for(let t of e.getPlugins())t.init&&t.init();return{availableRules:this.initRules(e)}}initRules(e){let t={};for(let r of e.getPlugins())for(let[e,n]of Object.entries(r.rules??{}))n&&(t[e]=n);return t}setupPlugins(e,t,r){let n=r.getEventHandler();for(let r of t.getPlugins())r.setup&&r.setup(e,n);return{rules:this.setupRules(t,r)}}setupRules(e,t){let r={};for(let[n,[i,a]]of e.getRules().entries())r[n]=this.loadRule(n,e,i,a,t,this.report);return r}loadRule(e,t,r,n,i,a){let s=t.getMetaTable(),o=this.instantiateRule(e,n);return o.name=e,o.init(i,a,r,s),o.setup&&o.setup(),o}instantiateRule(e,t){return this.availableRules[e]?new this.availableRules[e](t):this.missingRule(e)}missingRule(e){return new class extends eG{setup(){this.on("dom:load",()=>{this.report(null,`Definition for rule '${e}' was not found`)})}}}reportError(e,t,r){this.report.addManual(r.filename,{ruleId:e,severity:ef.ERROR,message:t,offset:r.offset,line:r.line,column:r.column,size:r.size,selector:()=>null})}}let iU={VERSION:1};function iG(e){let t=e.api??0;if(t!==iU.VERSION)throw new e3(`Transformer uses API version ${String(t)} but only version ${String(iU.VERSION)} is supported`)}function iB(e,t,r,n){let i=e.get(r);if(i)return i;{let i=function(e,t,r){try{let n=function(e,t,r){let n=/(.*):(.*)/.exec(t);if(n){let[,e,i]=n,a=r.find(t=>t.name===e);if(!a)throw new e3(`No plugin named "${e}" has been loaded`);if(!a.transformer)throw new e3("Plugin does not expose any transformers");if("function"==typeof a.transformer)throw new e3(`Transformer "${t}" refers to named transformer but plugin exposes only unnamed, use "${e}" instead.`);let s=a.transformer[i];if(!s)throw new e3(`Plugin "${e}" does not expose a transformer named "${i}".`);return s}let i=r.find(e=>e.name===t);if(i){if(!i.transformer)throw new e3("Plugin does not expose any transformers");if("function"!=typeof i.transformer){if(i.transformer.default)return i.transformer.default;throw new e3(`Transformer "${t}" refers to unnamed transformer but plugin exposes only named.`)}return i.transformer}var a={cache:!0};for(let r of e.filter(im)){let n=r.resolveTransformer(t,a);if(is(n))return ib(e,t,a);if(n)return n}throw new p(`Failed to load transformer from "${t}"`)}(e,t,r);if(is(n))return n.then(e=>(iG(e),e));return iG(n),n}catch(e){if(e instanceof e3)throw new e3(`Failed to load transformer "${t}": ${e.message}`,e);throw new e3(`Failed to load transformer "${t}"`,h(e))}}(t,r,n);return is(i)?i.then(t=>(e.set(r,t),t)):(e.set(r,i),i)}}function iV(e){return e&&"object"==typeof e&&Symbol.iterator in e?Array.from(e):[e]}let iW="Cannot use async transformer from sync function";async function iH(e,t,r,n){let{cache:i}=t,a=t.findTransformer(n??r.filename);if(!a)return Promise.resolve([r]);let s="import"===a.kind?await iB(i,e,a.name,t.getPlugins()):a.function,o="import"===a.kind?a.name:a.function.name;try{let n=await s.call({hasChain:e=>t.canTransform(e),chain:(r,n)=>iH(e,t,r,n)},r),i=await Promise.all(iV(n));for(let e of i)e.transformedBy??=[],e.transformedBy.push(o);return i}catch(t){let e=t instanceof Error?t.message:String(t);throw new m(`When transforming "${r.filename}": ${e}`,h(t))}}function iX(e,t,r,n){let{cache:i}=t,a=t.findTransformer(n??r.filename);if(!a)return[r];let s="import"===a.kind?iB(i,e,a.name,t.getPlugins()):a.function,o="import"===a.kind?a.name:a.function.name;if(is(s))throw new p(iW);try{let n=s.call({hasChain:e=>t.canTransform(e),chain:(r,n)=>iX(e,t,r,n)},r);if(is(n))throw new p(iW);let i=iV(n);if(i.some(is))throw new p(iW);for(let e of i)e.transformedBy??=[],e.transformedBy.push(o);return i}catch(t){let e=t instanceof Error?t.message:String(t);
30throw new m(`When transforming "${r.filename}": ${e}`,h(t))}}function iY(e,t,r,n){let i="/dev/stdin"!==r?r:0,a=n.readFileSync(i,{encoding:"utf8"}),s="string"==typeof a?a:a.toString("utf8");return iH(e,t,{data:s,filename:r,line:1,column:1,offset:0,originalData:s},r)}function iJ(e,t,r,n){let i="/dev/stdin"!==r?r:0,a=n.readFileSync(i,{encoding:"utf8"}),s="string"==typeof a?a:a.toString("utf8");return iX(e,t,{data:s,filename:r,line:1,column:1,offset:0,originalData:s},r)}}}]);
Line numbers count LF bytes from the start of the resource, as the search results do. Vendor segments are library code the classifier recognised; they are stored but not indexed. Bytes are shown as Latin1 characters, one per byte.