knowledge/node_modules/path-expression-matcher/lib/pem.min.js

!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.pem=e():t.pem=e()}(this,()=>(()=>{"use strict";var t={d:(e,s)=>{for(var i in s)t.o(s,i)&&!t.o(e,i)&&Object.defineProperty(e,i,{enumerable:!0,get:s[i]})},o:(t,e)=>Object.prototype.hasOwnProperty.call(t,e),r:t=>{"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})}},e={};t.r(e),t.d(e,{Expression:()=>s,ExpressionSet:()=>r,Matcher:()=>n,default:()=>h});class s{constructor(t,e={},s){this.pattern=t,this.separator=e.separator||".",this.segments=this._parse(t),this.data=s,this._hasDeepWildcard=this.segments.some(t=>"deep-wildcard"===t.type),this._hasAttributeCondition=this.segments.some(t=>void 0!==t.attrName),this._hasPositionSelector=this.segments.some(t=>void 0!==t.position)}_parse(t){const e=[];let s=0,i="";for(;s<t.length;)t[s]===this.separator?s+1<t.length&&t[s+1]===this.separator?(i.trim()&&(e.push(this._parseSegment(i.trim())),i=""),e.push({type:"deep-wildcard"}),s+=2):(i.trim()&&e.push(this._parseSegment(i.trim())),i="",s++):(i+=t[s],s++);return i.trim()&&e.push(this._parseSegment(i.trim())),e}_parseSegment(t){const e={type:"tag"};let s=null,i=t;const n=t.match(/^([^\[]+)(\[[^\]]*\])(.*)$/);if(n&&(i=n[1]+n[3],n[2])){const t=n[2].slice(1,-1);t&&(s=t)}let r,h,a=i;if(i.includes("::")){const e=i.indexOf("::");if(r=i.substring(0,e).trim(),a=i.substring(e+2).trim(),!r)throw new Error(`Invalid namespace in pattern: ${t}`)}let p=null;if(a.includes(":")){const t=a.lastIndexOf(":"),e=a.substring(0,t).trim(),s=a.substring(t+1).trim();["first","last","odd","even"].includes(s)||/^nth\(\d+\)$/.test(s)?(h=e,p=s):h=a}else h=a;if(!h)throw new Error(`Invalid segment pattern: ${t}`);if(e.tag=h,r&&(e.namespace=r),s)if(s.includes("=")){const t=s.indexOf("=");e.attrName=s.substring(0,t).trim(),e.attrValue=s.substring(t+1).trim()}else e.attrName=s.trim();if(p){const t=p.match(/^nth\((\d+)\)$/);t?(e.position="nth",e.positionValue=parseInt(t[1],10)):e.position=p}return e}get length(){return this.segments.length}hasDeepWildcard(){return this._hasDeepWildcard}hasAttributeCondition(){return this._hasAttributeCondition}hasPositionSelector(){return this._hasPositionSelector}toString(){return this.pattern}}class i{constructor(t){this._matcher=t}get separator(){return this._matcher.separator}getCurrentTag(){const t=this._matcher.path;return t.length>0?t[t.length-1].tag:void 0}getCurrentNamespace(){const t=this._matcher.path;return t.length>0?t[t.length-1].namespace:void 0}getAttrValue(t){const e=this._matcher.path;if(0!==e.length)return e[e.length-1].values?.[t]}hasAttr(t){const e=this._matcher.path;if(0===e.length)return!1;const s=e[e.length-1];return void 0!==s.values&&t in s.values}getPosition(){const t=this._matcher.path;return 0===t.length?-1:t[t.length-1].position??0}getCounter(){const t=this._matcher.path;return 0===t.length?-1:t[t.length-1].counter??0}getIndex(){return this.getPosition()}getDepth(){return this._matcher.path.length}toString(t,e=!0){return this._matcher.toString(t,e)}toArray(){return this._matcher.path.map(t=>t.tag)}matches(t){return this._matcher.matches(t)}matchesAny(t){return t.matchesAny(this._matcher)}}class n{constructor(t={}){this.separator=t.separator||".",this.path=[],this.siblingStacks=[],this._pathStringCache=null,this._view=new i(this)}push(t,e=null,s=null){this._pathStringCache=null,this.path.length>0&&(this.path[this.path.length-1].values=void 0);const i=this.path.length;this.siblingStacks[i]||(this.siblingStacks[i]=new Map);const n=this.siblingStacks[i],r=s?`${s}:${t}`:t,h=n.get(r)||0;let a=0;for(const t of n.values())a+=t;n.set(r,h+1);const p={tag:t,position:a,counter:h};null!=s&&(p.namespace=s),null!=e&&(p.values=e),this.path.push(p)}pop(){if(0===this.path.length)return;this._pathStringCache=null;const t=this.path.pop();return this.siblingStacks.length>this.path.length+1&&(this.siblingStacks.length=this.path.length+1),t}updateCurrent(t){if(this.path.length>0){const e=this.path[this.path.length-1];null!=t&&(e.values=t)}}getCurrentTag(){return this.path.length>0?this.path[this.path.length-1].tag:void 0}getCurrentNamespace(){return this.path.length>0?this.path[this.path.length-1].namespace:void 0}getAttrValue(t){if(0!==this.path.length)return this.path[this.path.length-1].values?.[t]}hasAttr(t){if(0===this.path.length)return!1;const e=this.path[this.path.length-1];return void 0!==e.values&&t in e.values}getPosition(){return 0===this.path.length?-1:this.path[this.path.length-1].position??0}getCounter(){return 0===this.path.length?-1:this.path[this.path.length-1].counter??0}getIndex(){return this.getPosition()}getDepth(){return this.path.length}toString(t,e=!0){const s=t||this.separator;if(s===this.separator&&!0===e){if(null!==this._pathStringCache)return this._pathStringCache;const t=this.path.map(t=>t.namespace?`${t.namespace}:${t.tag}`:t.tag).join(s);return this._pathStringCache=t,t}return this.path.map(t=>e&&t.namespace?`${t.namespace}:${t.tag}`:t.tag).join(s)}toArray(){return this.path.map(t=>t.tag)}reset(){this._pathStringCache=null,this.path=[],this.siblingStacks=[]}matches(t){const e=t.segments;return 0!==e.length&&(t.hasDeepWildcard()?this._matchWithDeepWildcard(e):this._matchSimple(e))}_matchSimple(t){if(this.path.length!==t.length)return!1;for(let e=0;e<t.length;e++)if(!this._matchSegment(t[e],this.path[e],e===this.path.length-1))return!1;return!0}_matchWithDeepWildcard(t){let e=this.path.length-1,s=t.length-1;for(;s>=0&&e>=0;){const i=t[s];if("deep-wildcard"===i.type){if(s--,s<0)return!0;const i=t[s];let n=!1;for(let t=e;t>=0;t--)if(this._matchSegment(i,this.path[t],t===this.path.length-1)){e=t-1,s--,n=!0;break}if(!n)return!1}else{if(!this._matchSegment(i,this.path[e],e===this.path.length-1))return!1;e--,s--}}return s<0}_matchSegment(t,e,s){if("*"!==t.tag&&t.tag!==e.tag)return!1;if(void 0!==t.namespace&&"*"!==t.namespace&&t.namespace!==e.namespace)return!1;if(void 0!==t.attrName){if(!s)return!1;if(!e.values||!(t.attrName in e.values))return!1;if(void 0!==t.attrValue&&String(e.values[t.attrName])!==String(t.attrValue))return!1}if(void 0!==t.position){if(!s)return!1;const i=e.counter??0;if("first"===t.position&&0!==i)return!1;if("odd"===t.position&&i%2!=1)return!1;if("even"===t.position&&i%2!=0)return!1;if("nth"===t.position&&i!==t.positionValue)return!1}return!0}matchesAny(t){return t.matchesAny(this)}snapshot(){return{path:this.path.map(t=>({...t})),siblingStacks:this.siblingStacks.map(t=>new Map(t))}}restore(t){this._pathStringCache=null,this.path=t.path.map(t=>({...t})),this.siblingStacks=t.siblingStacks.map(t=>new Map(t))}readOnly(){return this._view}}class r{constructor(){this._byDepthAndTag=new Map,this._wildcardByDepth=new Map,this._deepWildcards=[],this._patterns=new Set,this._sealed=!1}add(t){if(this._sealed)throw new TypeError("ExpressionSet is sealed. Create a new ExpressionSet to add more expressions.");if(this._patterns.has(t.pattern))return this;if(this._patterns.add(t.pattern),t.hasDeepWildcard())return this._deepWildcards.push(t),this;const e=t.length,s=t.segments[t.segments.length-1],i=s?.tag;if(i&&"*"!==i){const s=`${e}:${i}`;this._byDepthAndTag.has(s)||this._byDepthAndTag.set(s,[]),this._byDepthAndTag.get(s).push(t)}else this._wildcardByDepth.has(e)||this._wildcardByDepth.set(e,[]),this._wildcardByDepth.get(e).push(t);return this}addAll(t){for(const e of t)this.add(e);return this}has(t){return this._patterns.has(t.pattern)}get size(){return this._patterns.size}seal(){return this._sealed=!0,this}get isSealed(){return this._sealed}matchesAny(t){return null!==this.findMatch(t)}findMatch(t){const e=t.getDepth(),s=`${e}:${t.getCurrentTag()}`,i=this._byDepthAndTag.get(s);if(i)for(let e=0;e<i.length;e++)if(t.matches(i[e]))return i[e];const n=this._wildcardByDepth.get(e);if(n)for(let e=0;e<n.length;e++)if(t.matches(n[e]))return n[e];for(let e=0;e<this._deepWildcards.length;e++)if(t.matches(this._deepWildcards[e]))return this._deepWildcards[e];return null}}const h={Expression:s,Matcher:n,ExpressionSet:r};return e})());
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