purgecss - npm Package Compare versions

Comparing version 4.1.2 to 4.1.3

bin/purgecss.js

 #!/usr/bin/env node
-"use strict";var e=require("commander"),t=require("fs"),s=require("glob"),r=require("path"),o=require("postcss"),i=require("postcss-selector-parser"),n=require("util");function a(e){return e&&"object"==typeof e&&"default"in e?e:{default:e}}function c(e){if(e&&e.__esModule)return e;var t=Object.create(null);return e&&Object.keys(e).forEach((function(s){if("default"!==s){var r=Object.getOwnPropertyDescriptor(e,s);Object.defineProperty(t,s,r.get?r:{enumerable:!0,get:function(){return e[s]}})}})),t.default=e,Object.freeze(t)}var l=c(t),u=a(t),d=a(s),f=a(r),h=c(o),p=a(i),m="4.1.1",g="Remove unused css selectors";function v(e,t){t&&t.forEach(e.add,e)}class y{constructor(e){this.undetermined=new Set,this.attrNames=new Set,this.attrValues=new Set,this.classes=new Set,this.ids=new Set,this.tags=new Set,this.merge(e)}merge(e){return Array.isArray(e)?v(this.undetermined,e):e instanceof y?(v(this.undetermined,e.undetermined),v(this.attrNames,e.attrNames),v(this.attrValues,e.attrValues),v(this.classes,e.classes),v(this.ids,e.ids),v(this.tags,e.tags)):(v(this.undetermined,e.undetermined),e.attributes&&(v(this.attrNames,e.attributes.names),v(this.attrValues,e.attributes.values)),v(this.classes,e.classes),v(this.ids,e.ids),v(this.tags,e.tags)),this}hasAttrName(e){return this.attrNames.has(e)||this.undetermined.has(e)}someAttrValue(e){for(const t of this.attrValues)if(e(t))return!0;for(const t of this.undetermined)if(e(t))return!0;return!1}hasAttrPrefix(e){return this.someAttrValue((t=>t.startsWith(e)))}hasAttrSuffix(e){return this.someAttrValue((t=>t.endsWith(e)))}hasAttrSubstr(e){return e.trim().split(" ").every((e=>this.someAttrValue((t=>t.includes(e)))))}hasAttrValue(e){return this.attrValues.has(e)||this.undetermined.has(e)}hasClass(e){return this.classes.has(e)||this.undetermined.has(e)}hasId(e){return this.ids.has(e)||this.undetermined.has(e)}hasTag(e){return this.tags.has(e)||this.undetermined.has(e)}}const b=["*",":root",":after",":before"],S={css:[],content:[],defaultExtractor:e=>e.match(/[A-Za-z0-9_-]+/g)||[],extractors:[],fontFace:!1,keyframes:!1,rejected:!1,rejectedCss:!1,stdin:!1,stdout:!1,variables:!1,safelist:{standard:[],deep:[],greedy:[],variables:[],keyframes:[]},blocklist:[],skippedContentGlobs:[],dynamicAttributes:[]};function w(e,t){const s=[];return e.replace(t,(function(){const t=arguments,r=Array.prototype.slice.call(t,0,-2);return r.input=t[t.length-1],r.index=t[t.length-2],s.push(r),e})),s}class k{constructor(e){this.nodes=[],this.isUsed=!1,this.value=e}}class F{constructor(){this.nodes=new Map,this.usedVariables=new Set,this.safelist=[]}addVariable(e){const{prop:t}=e;if(this.nodes.has(t)){const s=new k(e),r=this.nodes.get(t)||[];this.nodes.set(t,[...r,s])}else{const s=new k(e);this.nodes.set(t,[s])}}addVariableUsage(e,t){const{prop:s}=e,r=this.nodes.get(s);for(const e of t){const t=e[1];if(this.nodes.has(t)){const e=this.nodes.get(t);null==r||r.forEach((t=>{null==e||e.forEach((e=>t.nodes.push(e)))}))}}}addVariableUsageInProperties(e){for(const t of e){const e=t[1];this.usedVariables.add(e)}}setAsUsed(e){const t=this.nodes.get(e);if(t){const e=[...t];for(;0!==e.length;){const t=e.pop();t&&!t.isUsed&&(t.isUsed=!0,e.push(...t.nodes))}}}removeUnused(){for(const e of this.usedVariables){const t=this.nodes.get(e);if(t)for(const e of t){w(e.value.value,/var\((.+?)[,)]/g).forEach((e=>{this.usedVariables.has(e[1])||this.usedVariables.add(e[1])}))}}for(const e of this.usedVariables)this.setAsUsed(e);for(const[e,t]of this.nodes)for(const s of t)s.isUsed||this.isVariablesSafelisted(e)||s.value.remove()}isVariablesSafelisted(e){return this.safelist.some((t=>"string"==typeof t?t===e:t.test(e)))}}const A={access:n.promisify(l.access),readFile:n.promisify(l.readFile)};function V(e=[]){return Array.isArray(e)?{...S.safelist,standard:e}:{...S.safelist,...e}}async function j(e="purgecss.config.js"){let t;try{const s=f.default.resolve(process.cwd(),e);t=await function(e){return Promise.resolve().then((function(){return c(require(e))}))}(s)}catch(e){throw new Error(`Error loading the config file ${e.message}`)}return{...S,...t,safelist:V(t.safelist)}}async function x(e,t){return new y(await t(e))}function C(e,t){switch(t){case"next":return e.text.includes("purgecss ignore");case"start":return e.text.includes("purgecss start ignore");case"end":return e.text.includes("purgecss end ignore")}}function U(e){return e.replace(/(^["'])|(["']$)/g,"")}function R(e,t){if(!t.hasAttrName(e.attribute))return!1;if(void 0===e.value)return!0;switch(e.operator){case"$=":return t.hasAttrSuffix(e.value);case"~=":case"*=":return t.hasAttrSubstr(e.value);case"=":return t.hasAttrValue(e.value);case"|=":case"^=":return t.hasAttrPrefix(e.value);default:return!0}}function E(e,t){return t.hasId(e.value)}function N(e,t){return t.hasTag(e.value)}function P(e){return"atrule"===(null==e?void 0:e.type)}function q(e){return"rule"===(null==e?void 0:e.type)}class G{constructor(){this.ignore=!1,this.atRules={fontFace:[],keyframes:[]},this.usedAnimations=new Set,this.usedFontFaces=new Set,this.selectorsRemoved=new Set,this.removedNodes=[],this.variablesStructure=new F,this.options=S}collectDeclarationsData(e){const{prop:t,value:s}=e;if(this.options.variables){const r=w(s,/var\((.+?)[,)]/g);t.startsWith("--")?(this.variablesStructure.addVariable(e),r.length>0&&this.variablesStructure.addVariableUsage(e,r)):r.length>0&&this.variablesStructure.addVariableUsageInProperties(r)}if(!this.options.keyframes||"animation"!==t&&"animation-name"!==t)if(this.options.fontFace){if("font-family"===t)for(const e of s.split(",")){const t=U(e.trim());this.usedFontFaces.add(t)}}else;else for(const e of s.split(/[\s,]+/))this.usedAnimations.add(e)}getFileExtractor(e,t){const s=t.find((t=>t.extensions.find((t=>e.endsWith(t)))));return void 0===s?this.options.defaultExtractor:s.extractor}async extractSelectorsFromFiles(e,t){const s=new y([]);for(const r of e){let e=[];try{await A.access(r,l.constants.F_OK),e.push(r)}catch(t){e=d.default.sync(r,{nodir:!0,ignore:this.options.skippedContentGlobs})}for(const r of e){const e=await A.readFile(r,"utf-8"),o=this.getFileExtractor(r,t),i=await x(e,o);s.merge(i)}}return s}async extractSelectorsFromString(e,t){const s=new y([]);for(const{raw:r,extension:o}of e){const e=this.getFileExtractor(`.${o}`,t),i=await x(r,e);s.merge(i)}return s}evaluateAtRule(e){if(this.options.keyframes&&e.name.endsWith("keyframes"))this.atRules.keyframes.push(e);else if(this.options.fontFace&&"font-face"===e.name&&e.nodes)for(const t of e.nodes)"decl"===t.type&&"font-family"===t.prop&&this.atRules.fontFace.push({name:U(t.value),node:e})}evaluateRule(e,t){if(this.ignore)return;const s=e.prev();if(function(e){return"comment"===(null==e?void 0:e.type)}(s)&&C(s,"next"))return void s.remove();if(e.parent&&P(e.parent)&&e.parent.name.endsWith("keyframes"))return;if(!q(e))return;if(function(e){let t=!1;return e.walkComments((e=>{e&&"comment"===e.type&&e.text.includes("purgecss ignore current")&&(t=!0,e.remove())})),t}(e))return;let r=!0;const o=[];if(e.selector=p.default((e=>{e.walk((e=>{"selector"===e.type&&(r=this.shouldKeepSelector(e,t),r||(this.options.rejected&&this.selectorsRemoved.add(e.toString()),this.options.rejectedCss&&o.push(e.toString()),e.remove()))}))})).processSync(e.selector),r&&void 0!==e.nodes)for(const t of e.nodes)"decl"===t.type&&this.collectDeclarationsData(t);const i=e.parent;if(e.selector||e.remove(),function(e){return!!(q(e)&&!e.selector||(null==e?void 0:e.nodes)&&!e.nodes.length||P(e)&&(!e.nodes&&!e.params||!e.params&&e.nodes&&!e.nodes.length))}(i)&&(null==i||i.remove()),this.options.rejectedCss&&o.length>0){const t=e.clone(),s=null==i?void 0:i.clone().removeAll().append(t);t.selectors=o;const r=s||t;this.removedNodes.push(r)}}async getPurgedCSS(e,t){const s=[],r=[];for(const t of e)"string"==typeof t?r.push(...d.default.sync(t,{nodir:!0,ignore:this.options.skippedContentGlobs})):r.push(t);for(const e of r){const r="string"==typeof e?this.options.stdin?e:await A.readFile(e,"utf-8"):e.raw,o=h.parse(r);this.walkThroughCSS(o,t),this.options.fontFace&&this.removeUnusedFontFaces(),this.options.keyframes&&this.removeUnusedKeyframes(),this.options.variables&&this.removeUnusedCSSVariables();const i={css:o.toString(),file:"string"==typeof e?e:e.name};this.options.rejected&&(i.rejected=Array.from(this.selectorsRemoved),this.selectorsRemoved.clear()),this.options.rejectedCss&&(i.rejectedCss=h.root({nodes:this.removedNodes}).toString()),s.push(i)}return s}isKeyframesSafelisted(e){return this.options.safelist.keyframes.some((t=>"string"==typeof t?t===e:t.test(e)))}isSelectorBlocklisted(e){return this.options.blocklist.some((t=>"string"==typeof t?t===e:t.test(e)))}isSelectorSafelisted(e){const t=this.options.safelist.standard.some((t=>"string"==typeof t?t===e:t.test(e))),s=/^::.*/.test(e);return b.includes(e)||s||t}isSelectorSafelistedDeep(e){return this.options.safelist.deep.some((t=>t.test(e)))}isSelectorSafelistedGreedy(e){return this.options.safelist.greedy.some((t=>t.test(e)))}async purge(e){this.options="object"!=typeof e?await j(e):{...S,...e,safelist:V(e.safelist)};const{content:t,css:s,extractors:r,safelist:o}=this.options;this.options.variables&&(this.variablesStructure.safelist=o.variables||[]);const i=t.filter((e=>"string"==typeof e)),n=t.filter((e=>"object"==typeof e)),a=await this.extractSelectorsFromFiles(i,r),c=await this.extractSelectorsFromString(n,r);return this.getPurgedCSS(s,function(...e){const t=new y([]);return e.forEach(t.merge,t),t}(a,c))}removeUnusedCSSVariables(){this.variablesStructure.removeUnused()}removeUnusedFontFaces(){for(const{name:e,node:t}of this.atRules.fontFace)this.usedFontFaces.has(e)||t.remove()}removeUnusedKeyframes(){for(const e of this.atRules.keyframes)this.usedAnimations.has(e.params)||this.isKeyframesSafelisted(e.params)||e.remove()}getSelectorValue(e){return"attribute"===e.type&&e.attribute||e.value}shouldKeepSelector(e,t){if(function(e){return e.parent&&"pseudo"===e.parent.type&&e.parent.value.startsWith(":")||!1}(e))return!0;if(this.options.safelist.greedy.length>0){if(e.nodes.map(this.getSelectorValue).some((e=>e&&this.isSelectorSafelistedGreedy(e))))return!0}let s=!1;for(const o of e.nodes){const e=this.getSelectorValue(o);if(e&&this.isSelectorSafelistedDeep(e))return!0;if(e&&(b.includes(e)||this.isSelectorSafelisted(e)))s=!0;else{if(e&&this.isSelectorBlocklisted(e))return!1;switch(o.type){case"attribute":s=!![...this.options.dynamicAttributes,"value","checked","selected","open"].includes(o.attribute)||R(o,t);break;case"class":r=o,s=t.hasClass(r.value);break;case"id":s=E(o,t);break;case"tag":s=N(o,t);break;default:continue}if(!s)return!1}}var r;return s}walkThroughCSS(e,t){e.walk((e=>"rule"===e.type?this.evaluateRule(e,t):"atrule"===e.type?this.evaluateAtRule(e):void("comment"===e.type&&(C(e,"start")?(this.ignore=!0,e.remove()):C(e,"end")&&(this.ignore=!1,e.remove())))))}}async function O(e,t){try{await u.default.promises.writeFile(e,t)}catch(e){console.error(e.message)}}try{!async function(){var t;e.program.description(g).version(m).usage("--css <css...> --content <content...> [options]"),e.program.option("-con, --content <files...>","glob of content files").option("-css, --css <files...>","glob of css files").option("-c, --config <path>","path to the configuration file").option("-o, --output <path>","file path directory to write purged css files to").option("-font, --font-face","option to remove unused font-faces").option("-keyframes, --keyframes","option to remove unused keyframes").option("-v, --variables","option to remove unused variables").option("-rejected, --rejected","option to output rejected selectors").option("-rejected-css, --rejected-css","option to output rejected css").option("-s, --safelist <list...>","list of classes that should not be removed").option("-b, --blocklist <list...>","list of selectors that should be removed").option("-k, --skippedContentGlobs <list...>","list of glob patterns for folders/files that should not be scanned"),e.program.parse(process.argv);const{config:s,css:r,content:o,output:i,fontFace:n,keyframes:a,variables:c,rejected:l,rejectedCss:u,safelist:d,blocklist:f,skippedContentGlobs:h}=e.program.opts();s||o&&r||e.program.help();let p=S;s&&(p=await j(s)),o&&(p.content=o),r&&(p.css=r),n&&(p.fontFace=n),a&&(p.keyframes=a),l&&(p.rejected=l),u&&(p.rejectedCss=u),c&&(p.variables=c),d&&(p.safelist=V(d)),f&&(p.blocklist=f),h&&(p.skippedContentGlobs=h);const v=await(new G).purge(p),y=p.output||i;if(y){if(1===v.length&&y.endsWith(".css"))return void await O(y,v[0].css);for(const e of v){const s=null===(t=null==e?void 0:e.file)||void 0===t?void 0:t.split("/").pop();await O(`${i}/${s}`,e.css)}}else console.log(JSON.stringify(v))}()}catch(e){console.error(e.message),process.exit(1)}
+"use strict";var e=require("commander"),t=require("fs"),s=require("glob"),r=require("path"),o=require("postcss"),i=require("postcss-selector-parser"),n=require("util");function a(e){return e&&"object"==typeof e&&"default"in e?e:{default:e}}function c(e){if(e&&e.__esModule)return e;var t=Object.create(null);return e&&Object.keys(e).forEach((function(s){if("default"!==s){var r=Object.getOwnPropertyDescriptor(e,s);Object.defineProperty(t,s,r.get?r:{enumerable:!0,get:function(){return e[s]}})}})),t.default=e,Object.freeze(t)}var l=c(t),u=a(t),d=a(s),f=a(r),h=c(o),p=a(i),m="4.1.2",g="Remove unused css selectors";function v(e,t){t&&t.forEach(e.add,e)}class y{constructor(e){this.undetermined=new Set,this.attrNames=new Set,this.attrValues=new Set,this.classes=new Set,this.ids=new Set,this.tags=new Set,this.merge(e)}merge(e){return Array.isArray(e)?v(this.undetermined,e):e instanceof y?(v(this.undetermined,e.undetermined),v(this.attrNames,e.attrNames),v(this.attrValues,e.attrValues),v(this.classes,e.classes),v(this.ids,e.ids),v(this.tags,e.tags)):(v(this.undetermined,e.undetermined),e.attributes&&(v(this.attrNames,e.attributes.names),v(this.attrValues,e.attributes.values)),v(this.classes,e.classes),v(this.ids,e.ids),v(this.tags,e.tags)),this}hasAttrName(e){return this.attrNames.has(e)||this.undetermined.has(e)}someAttrValue(e){for(const t of this.attrValues)if(e(t))return!0;for(const t of this.undetermined)if(e(t))return!0;return!1}hasAttrPrefix(e){return this.someAttrValue((t=>t.startsWith(e)))}hasAttrSuffix(e){return this.someAttrValue((t=>t.endsWith(e)))}hasAttrSubstr(e){return e.trim().split(" ").every((e=>this.someAttrValue((t=>t.includes(e)))))}hasAttrValue(e){return this.attrValues.has(e)||this.undetermined.has(e)}hasClass(e){return this.classes.has(e)||this.undetermined.has(e)}hasId(e){return this.ids.has(e)||this.undetermined.has(e)}hasTag(e){return this.tags.has(e)||this.undetermined.has(e)}}const b=["*",":root",":after",":before"],S={css:[],content:[],defaultExtractor:e=>e.match(/[A-Za-z0-9_-]+/g)||[],extractors:[],fontFace:!1,keyframes:!1,rejected:!1,rejectedCss:!1,stdin:!1,stdout:!1,variables:!1,safelist:{standard:[],deep:[],greedy:[],variables:[],keyframes:[]},blocklist:[],skippedContentGlobs:[],dynamicAttributes:[]};function w(e,t){const s=[];return e.replace(t,(function(){const t=arguments,r=Array.prototype.slice.call(t,0,-2);return r.input=t[t.length-1],r.index=t[t.length-2],s.push(r),e})),s}class k{constructor(e){this.nodes=[],this.isUsed=!1,this.value=e}}class F{constructor(){this.nodes=new Map,this.usedVariables=new Set,this.safelist=[]}addVariable(e){const{prop:t}=e;if(this.nodes.has(t)){const s=new k(e),r=this.nodes.get(t)||[];this.nodes.set(t,[...r,s])}else{const s=new k(e);this.nodes.set(t,[s])}}addVariableUsage(e,t){const{prop:s}=e,r=this.nodes.get(s);for(const e of t){const t=e[1];if(this.nodes.has(t)){const e=this.nodes.get(t);null==r||r.forEach((t=>{null==e||e.forEach((e=>t.nodes.push(e)))}))}}}addVariableUsageInProperties(e){for(const t of e){const e=t[1];this.usedVariables.add(e)}}setAsUsed(e){const t=this.nodes.get(e);if(t){const e=[...t];for(;0!==e.length;){const t=e.pop();t&&!t.isUsed&&(t.isUsed=!0,e.push(...t.nodes))}}}removeUnused(){for(const e of this.usedVariables){const t=this.nodes.get(e);if(t)for(const e of t){w(e.value.value,/var\((.+?)[,)]/g).forEach((e=>{this.usedVariables.has(e[1])||this.usedVariables.add(e[1])}))}}for(const e of this.usedVariables)this.setAsUsed(e);for(const[e,t]of this.nodes)for(const s of t)s.isUsed||this.isVariablesSafelisted(e)||s.value.remove()}isVariablesSafelisted(e){return this.safelist.some((t=>"string"==typeof t?t===e:t.test(e)))}}const A={access:n.promisify(l.access),readFile:n.promisify(l.readFile)};function V(e=[]){return Array.isArray(e)?{...S.safelist,standard:e}:{...S.safelist,...e}}async function j(e="purgecss.config.js"){let t;try{const s=f.default.resolve(process.cwd(),e);t=await function(e){return Promise.resolve().then((function(){return c(require(e))}))}(s)}catch(e){throw new Error(`Error loading the config file ${e.message}`)}return{...S,...t,safelist:V(t.safelist)}}async function x(e,t){return new y(await t(e))}function C(e,t){switch(t){case"next":return e.text.includes("purgecss ignore");case"start":return e.text.includes("purgecss start ignore");case"end":return e.text.includes("purgecss end ignore")}}function U(e){return e.replace(/(^["'])|(["']$)/g,"")}function R(e,t){if(!t.hasAttrName(e.attribute))return!1;if(void 0===e.value)return!0;switch(e.operator){case"$=":return t.hasAttrSuffix(e.value);case"~=":case"*=":return t.hasAttrSubstr(e.value);case"=":return t.hasAttrValue(e.value);case"|=":case"^=":return t.hasAttrPrefix(e.value);default:return!0}}function E(e,t){return t.hasId(e.value)}function N(e,t){return t.hasTag(e.value)}function P(e){return"atrule"===(null==e?void 0:e.type)}function q(e){return"rule"===(null==e?void 0:e.type)}class G{constructor(){this.ignore=!1,this.atRules={fontFace:[],keyframes:[]},this.usedAnimations=new Set,this.usedFontFaces=new Set,this.selectorsRemoved=new Set,this.removedNodes=[],this.variablesStructure=new F,this.options=S}collectDeclarationsData(e){const{prop:t,value:s}=e;if(this.options.variables){const r=w(s,/var\((.+?)[,)]/g);t.startsWith("--")?(this.variablesStructure.addVariable(e),r.length>0&&this.variablesStructure.addVariableUsage(e,r)):r.length>0&&this.variablesStructure.addVariableUsageInProperties(r)}if(!this.options.keyframes||"animation"!==t&&"animation-name"!==t)if(this.options.fontFace){if("font-family"===t)for(const e of s.split(",")){const t=U(e.trim());this.usedFontFaces.add(t)}}else;else for(const e of s.split(/[\s,]+/))this.usedAnimations.add(e)}getFileExtractor(e,t){const s=t.find((t=>t.extensions.find((t=>e.endsWith(t)))));return void 0===s?this.options.defaultExtractor:s.extractor}async extractSelectorsFromFiles(e,t){const s=new y([]);for(const r of e){let e=[];try{await A.access(r,l.constants.F_OK),e.push(r)}catch(t){e=d.default.sync(r,{nodir:!0,ignore:this.options.skippedContentGlobs})}for(const r of e){const e=await A.readFile(r,"utf-8"),o=this.getFileExtractor(r,t),i=await x(e,o);s.merge(i)}}return s}async extractSelectorsFromString(e,t){const s=new y([]);for(const{raw:r,extension:o}of e){const e=this.getFileExtractor(`.${o}`,t),i=await x(r,e);s.merge(i)}return s}evaluateAtRule(e){if(this.options.keyframes&&e.name.endsWith("keyframes"))this.atRules.keyframes.push(e);else if(this.options.fontFace&&"font-face"===e.name&&e.nodes)for(const t of e.nodes)"decl"===t.type&&"font-family"===t.prop&&this.atRules.fontFace.push({name:U(t.value),node:e})}evaluateRule(e,t){if(this.ignore)return;const s=e.prev();if(function(e){return"comment"===(null==e?void 0:e.type)}(s)&&C(s,"next"))return void s.remove();if(e.parent&&P(e.parent)&&e.parent.name.endsWith("keyframes"))return;if(!q(e))return;if(function(e){let t=!1;return e.walkComments((e=>{e&&"comment"===e.type&&e.text.includes("purgecss ignore current")&&(t=!0,e.remove())})),t}(e))return;let r=!0;const o=[];if(e.selector=p.default((e=>{e.walk((e=>{"selector"===e.type&&(r=this.shouldKeepSelector(e,t),r||(this.options.rejected&&this.selectorsRemoved.add(e.toString()),this.options.rejectedCss&&o.push(e.toString()),e.remove()))}))})).processSync(e.selector),r&&void 0!==e.nodes)for(const t of e.nodes)"decl"===t.type&&this.collectDeclarationsData(t);const i=e.parent;if(e.selector||e.remove(),function(e){return!!(q(e)&&!e.selector||(null==e?void 0:e.nodes)&&!e.nodes.length||P(e)&&(!e.nodes&&!e.params||!e.params&&e.nodes&&!e.nodes.length))}(i)&&(null==i||i.remove()),this.options.rejectedCss&&o.length>0){const t=e.clone(),s=null==i?void 0:i.clone().removeAll().append(t);t.selectors=o;const r=s||t;this.removedNodes.push(r)}}async getPurgedCSS(e,t){const s=[],r=[];for(const t of e)"string"==typeof t?r.push(...d.default.sync(t,{nodir:!0,ignore:this.options.skippedContentGlobs})):r.push(t);for(const e of r){const r="string"==typeof e?this.options.stdin?e:await A.readFile(e,"utf-8"):e.raw,o=h.parse(r);this.walkThroughCSS(o,t),this.options.fontFace&&this.removeUnusedFontFaces(),this.options.keyframes&&this.removeUnusedKeyframes(),this.options.variables&&this.removeUnusedCSSVariables();const i={css:o.toString(),file:"string"==typeof e?e:e.name};this.options.rejected&&(i.rejected=Array.from(this.selectorsRemoved),this.selectorsRemoved.clear()),this.options.rejectedCss&&(i.rejectedCss=h.root({nodes:this.removedNodes}).toString()),s.push(i)}return s}isKeyframesSafelisted(e){return this.options.safelist.keyframes.some((t=>"string"==typeof t?t===e:t.test(e)))}isSelectorBlocklisted(e){return this.options.blocklist.some((t=>"string"==typeof t?t===e:t.test(e)))}isSelectorSafelisted(e){const t=this.options.safelist.standard.some((t=>"string"==typeof t?t===e:t.test(e))),s=/^::.*/.test(e);return b.includes(e)||s||t}isSelectorSafelistedDeep(e){return this.options.safelist.deep.some((t=>t.test(e)))}isSelectorSafelistedGreedy(e){return this.options.safelist.greedy.some((t=>t.test(e)))}async purge(e){this.options="object"!=typeof e?await j(e):{...S,...e,safelist:V(e.safelist)};const{content:t,css:s,extractors:r,safelist:o}=this.options;this.options.variables&&(this.variablesStructure.safelist=o.variables||[]);const i=t.filter((e=>"string"==typeof e)),n=t.filter((e=>"object"==typeof e)),a=await this.extractSelectorsFromFiles(i,r),c=await this.extractSelectorsFromString(n,r);return this.getPurgedCSS(s,function(...e){const t=new y([]);return e.forEach(t.merge,t),t}(a,c))}removeUnusedCSSVariables(){this.variablesStructure.removeUnused()}removeUnusedFontFaces(){for(const{name:e,node:t}of this.atRules.fontFace)this.usedFontFaces.has(e)||t.remove()}removeUnusedKeyframes(){for(const e of this.atRules.keyframes)this.usedAnimations.has(e.params)||this.isKeyframesSafelisted(e.params)||e.remove()}getSelectorValue(e){return"attribute"===e.type&&e.attribute||e.value}shouldKeepSelector(e,t){if(function(e){return e.parent&&"pseudo"===e.parent.type&&e.parent.value.startsWith(":")||!1}(e))return!0;if(this.options.safelist.greedy.length>0){if(e.nodes.map(this.getSelectorValue).some((e=>e&&this.isSelectorSafelistedGreedy(e))))return!0}let s=!1;for(const o of e.nodes){const e=this.getSelectorValue(o);if(e&&this.isSelectorSafelistedDeep(e))return!0;if(e&&(b.includes(e)||this.isSelectorSafelisted(e)))s=!0;else{if(e&&this.isSelectorBlocklisted(e))return!1;switch(o.type){case"attribute":s=!![...this.options.dynamicAttributes,"value","checked","selected","open"].includes(o.attribute)||R(o,t);break;case"class":r=o,s=t.hasClass(r.value);break;case"id":s=E(o,t);break;case"tag":s=N(o,t);break;default:continue}if(!s)return!1}}var r;return s}walkThroughCSS(e,t){e.walk((e=>"rule"===e.type?this.evaluateRule(e,t):"atrule"===e.type?this.evaluateAtRule(e):void("comment"===e.type&&(C(e,"start")?(this.ignore=!0,e.remove()):C(e,"end")&&(this.ignore=!1,e.remove())))))}}async function O(e,t){try{await u.default.promises.writeFile(e,t)}catch(e){console.error(e.message)}}try{!async function(){var t;e.program.description(g).version(m).usage("--css <css...> --content <content...> [options]"),e.program.option("-con, --content <files...>","glob of content files").option("-css, --css <files...>","glob of css files").option("-c, --config <path>","path to the configuration file").option("-o, --output <path>","file path directory to write purged css files to").option("-font, --font-face","option to remove unused font-faces").option("-keyframes, --keyframes","option to remove unused keyframes").option("-v, --variables","option to remove unused variables").option("-rejected, --rejected","option to output rejected selectors").option("-rejected-css, --rejected-css","option to output rejected css").option("-s, --safelist <list...>","list of classes that should not be removed").option("-b, --blocklist <list...>","list of selectors that should be removed").option("-k, --skippedContentGlobs <list...>","list of glob patterns for folders/files that should not be scanned"),e.program.parse(process.argv);const{config:s,css:r,content:o,output:i,fontFace:n,keyframes:a,variables:c,rejected:l,rejectedCss:u,safelist:d,blocklist:f,skippedContentGlobs:h}=e.program.opts();s||o&&r||e.program.help();let p=S;s&&(p=await j(s)),o&&(p.content=o),r&&(p.css=r),n&&(p.fontFace=n),a&&(p.keyframes=a),l&&(p.rejected=l),u&&(p.rejectedCss=u),c&&(p.variables=c),d&&(p.safelist=V(d)),f&&(p.blocklist=f),h&&(p.skippedContentGlobs=h);const v=await(new G).purge(p),y=p.output||i;if(y){if(1===v.length&&y.endsWith(".css"))return void await O(y,v[0].css);for(const e of v){const s=null===(t=null==e?void 0:e.file)||void 0===t?void 0:t.split("/").pop();await O(`${y}/${s}`,e.css)}}else console.log(JSON.stringify(v))}()}catch(e){console.error(e.message),process.exit(1)}

lib/purgecss.d.ts

 import * as postcss from "postcss";
 type PostCSSRoot = postcss.Root;
 interface AtRules {
-    fontFace: Array<{
-        name: string;
-        node: postcss.AtRule;
-    }>;
-    keyframes: postcss.AtRule[];
+  fontFace: Array<{
+    name: string;
+    node: postcss.AtRule;
+  }>;
+  keyframes: postcss.AtRule[];
 }
 interface RawContent<T = string> {
-    extension: string;
-    raw: T;
+  extension: string;
+  raw: T;
 }
 interface RawCSS {
-    raw: string;
-    name?: string;
+  raw: string;
+  name?: string;
 }
 interface ExtractorResultDetailed {
-    attributes: {
-        names: string[];
-        values: string[];
-    };
-    classes: string[];
-    ids: string[];
-    tags: string[];
-    undetermined: string[];
+  attributes: {
+    names: string[];
+    values: string[];
+  };
+  classes: string[];
+  ids: string[];
+  tags: string[];
+  undetermined: string[];
 }
@@ -31,4 +31,4 @@ type ExtractorResult = ExtractorResultDetailed | string[];
 interface Extractors {
-    extensions: string[];
-    extractor: ExtractorFunction;
+  extensions: string[];
+  extractor: ExtractorFunction;
 }
@@ -38,72 +38,74 @@ type IgnoreType = "end" | "start" | "next";
 type ComplexSafelist = {
-    standard?: StringRegExpArray;
-    deep?: RegExp[];
-    greedy?: RegExp[];
-    variables?: StringRegExpArray;
-    keyframes?: StringRegExpArray;
+  standard?: StringRegExpArray;
+  deep?: RegExp[];
+  greedy?: RegExp[];
+  variables?: StringRegExpArray;
+  keyframes?: StringRegExpArray;
 };
 type UserDefinedSafelist = StringRegExpArray | ComplexSafelist;
 interface UserDefinedOptions {
-    content: Array<string | RawContent>;
-    css: Array<string | RawCSS>;
-    defaultExtractor?: ExtractorFunction;
-    extractors?: Array<Extractors>;
-    fontFace?: boolean;
-    keyframes?: boolean;
-    output?: string;
-    rejected?: boolean;
-    rejectedCss?: boolean;
-    stdin?: boolean;
-    stdout?: boolean;
-    variables?: boolean;
-    safelist?: UserDefinedSafelist;
-    blocklist?: StringRegExpArray;
-    skippedContentGlobs?: Array<string>;
-    dynamicAttributes?: string[];
+  content: Array<string | RawContent>;
+  css: Array<string | RawCSS>;
+  defaultExtractor?: ExtractorFunction;
+  extractors?: Array<Extractors>;
+  fontFace?: boolean;
+  keyframes?: boolean;
+  output?: string;
+  rejected?: boolean;
+  rejectedCss?: boolean;
+  stdin?: boolean;
+  stdout?: boolean;
+  variables?: boolean;
+  safelist?: UserDefinedSafelist;
+  blocklist?: StringRegExpArray;
+  skippedContentGlobs?: Array<string>;
+  dynamicAttributes?: string[];
 }
 interface Options {
-    content: Array<string | RawContent>;
-    css: Array<string | RawCSS>;
-    defaultExtractor: ExtractorFunction;
-    extractors: Array<Extractors>;
-    fontFace: boolean;
-    keyframes: boolean;
-    output?: string;
-    rejected: boolean;
-    rejectedCss: boolean;
-    stdin: boolean;
-    stdout: boolean;
-    variables: boolean;
-    safelist: Required<ComplexSafelist>;
-    blocklist: StringRegExpArray;
-    skippedContentGlobs: Array<string>;
-    dynamicAttributes: string[];
+  content: Array<string | RawContent>;
+  css: Array<string | RawCSS>;
+  defaultExtractor: ExtractorFunction;
+  extractors: Array<Extractors>;
+  fontFace: boolean;
+  keyframes: boolean;
+  output?: string;
+  rejected: boolean;
+  rejectedCss: boolean;
+  stdin: boolean;
+  stdout: boolean;
+  variables: boolean;
+  safelist: Required<ComplexSafelist>;
+  blocklist: StringRegExpArray;
+  skippedContentGlobs: Array<string>;
+  dynamicAttributes: string[];
 }
 interface ResultPurge {
-    css: string;
-    rejectedCss?: string;
-    file?: string;
-    rejected?: string[];
+  css: string;
+  rejectedCss?: string;
+  file?: string;
+  rejected?: string[];
 }
 declare class ExtractorResultSets {
-    private undetermined;
-    private attrNames;
-    private attrValues;
-    private classes;
-    private ids;
-    private tags;
-    constructor(er: ExtractorResult);
-    merge(that: ExtractorResult | ExtractorResultSets): this;
-    hasAttrName(name: string): boolean;
-    private someAttrValue;
-    hasAttrPrefix(prefix: string): boolean;
-    hasAttrSuffix(suffix: string): boolean;
-    hasAttrSubstr(substr: string): boolean;
-    hasAttrValue(value: string): boolean;
-    hasClass(name: string): boolean;
-    hasId(id: string): boolean;
-    hasTag(tag: string): boolean;
+  private undetermined;
+  private attrNames;
+  private attrValues;
+  private classes;
+  private ids;
+  private tags;
+  constructor(er: ExtractorResult);
+  merge(that: ExtractorResult | ExtractorResultSets): this;
+  hasAttrName(name: string): boolean;
+  private someAttrValue;
+  hasAttrPrefix(prefix: string): boolean;
+  hasAttrSuffix(suffix: string): boolean;
+  hasAttrSubstr(substr: string): boolean;
+  hasAttrValue(value: string): boolean;
+  hasClass(name: string): boolean;
+  hasId(id: string): boolean;
+  hasTag(tag: string): boolean;
 }
 declare const defaultOptions: Options;
-declare function standardizeSafelist(userDefinedSafelist?: UserDefinedSafelist): Required<ComplexSafelist>;
+declare function standardizeSafelist(
+  userDefinedSafelist?: UserDefinedSafelist
+): Required<ComplexSafelist>;
 /**
@@ -119,182 +121,217 @@ * Load the configuration file from the path
  */
-declare function mergeExtractorSelectors(...extractors: (ExtractorResultDetailed | ExtractorResultSets)[]): ExtractorResultSets;
+declare function mergeExtractorSelectors(
+  ...extractors: (ExtractorResultDetailed | ExtractorResultSets)[]
+): ExtractorResultSets;
 declare class PurgeCSS {
-    private ignore;
-    private atRules;
-    private usedAnimations;
-    private usedFontFaces;
-    selectorsRemoved: Set<string>;
-    removedNodes: postcss.Node[];
-    private variablesStructure;
-    options: Options;
-    private collectDeclarationsData;
-    /**
-     * Get the extractor corresponding to the extension file
-     * @param filename Name of the file
-     * @param extractors Array of extractors definition
-     */
-    /**
-     * Get the extractor corresponding to the extension file
-     * @param filename Name of the file
-     * @param extractors Array of extractors definition
-     */
-    private getFileExtractor;
-    /**
-     * Extract the selectors present in the files using a purgecss extractor
-     * @param files Array of files path or glob pattern
-     * @param extractors Array of extractors
-     */
-    /**
-     * Extract the selectors present in the files using a purgecss extractor
-     * @param files Array of files path or glob pattern
-     * @param extractors Array of extractors
-     */
-    extractSelectorsFromFiles(files: string[], extractors: Extractors[]): Promise<ExtractorResultSets>;
-    /**
-     * Extract the selectors present in the passed string using a PurgeCSS extractor
-     * @param content Array of content
-     * @param extractors Array of extractors
-     */
-    /**
-     * Extract the selectors present in the passed string using a PurgeCSS extractor
-     * @param content Array of content
-     * @param extractors Array of extractors
-     */
-    extractSelectorsFromString(content: RawContent[], extractors: Extractors[]): Promise<ExtractorResultSets>;
-    /**
-     * Evaluate at-rule and register it for future reference
-     * @param node node of postcss AST
-     */
-    /**
-     * Evaluate at-rule and register it for future reference
-     * @param node node of postcss AST
-     */
-    private evaluateAtRule;
-    /**
-     * Evaluate css selector and decide if it should be removed or not
-     * @param node node of postcss AST
-     * @param selectors selectors used in content files
-     */
-    /**
-     * Evaluate css selector and decide if it should be removed or not
-     * @param node node of postcss AST
-     * @param selectors selectors used in content files
-     */
-    private evaluateRule;
-    /**
-     * Get the purged version of the css based on the files
-     * @param cssOptions css options, files or raw strings
-     * @param selectors set of extracted css selectors
-     */
-    /**
-     * Get the purged version of the css based on the files
-     * @param cssOptions css options, files or raw strings
-     * @param selectors set of extracted css selectors
-     */
-    getPurgedCSS(cssOptions: Array<string | RawCSS>, selectors: ExtractorResultSets): Promise<ResultPurge[]>;
-    /**
-     * Check if the keyframe is safelisted with the option safelist keyframes
-     * @param keyframesName name of the keyframe animation
-     */
-    /**
-     * Check if the keyframe is safelisted with the option safelist keyframes
-     * @param keyframesName name of the keyframe animation
-     */
-    private isKeyframesSafelisted;
-    /**
-     * Check if the selector is blocklisted with the option blocklist
-     * @param selector css selector
-     */
-    /**
-     * Check if the selector is blocklisted with the option blocklist
-     * @param selector css selector
-     */
-    private isSelectorBlocklisted;
-    /**
-     * Check if the selector is safelisted with the option safelist standard
-     * @param selector css selector
-     */
-    /**
-     * Check if the selector is safelisted with the option safelist standard
-     * @param selector css selector
-     */
-    private isSelectorSafelisted;
-    /**
-     * Check if the selector is safelisted with the option safelist deep
-     * @param selector selector
-     */
-    /**
-     * Check if the selector is safelisted with the option safelist deep
-     * @param selector selector
-     */
-    private isSelectorSafelistedDeep;
-    /**
-     * Check if the selector is safelisted with the option safelist greedy
-     * @param selector selector
-     */
-    /**
-     * Check if the selector is safelisted with the option safelist greedy
-     * @param selector selector
-     */
-    private isSelectorSafelistedGreedy;
-    /**
-     * Remove unused css
-     * @param userOptions PurgeCSS options
-     */
-    /**
-     * Remove unused css
-     * @param userOptions PurgeCSS options
-     */
-    purge(userOptions: UserDefinedOptions | string | undefined): Promise<ResultPurge[]>;
-    /**
-     * Remove unused CSS variables
-     */
-    /**
-     * Remove unused CSS variables
-     */
-    removeUnusedCSSVariables(): void;
-    /**
-     * Remove unused font-faces
-     */
-    /**
-     * Remove unused font-faces
-     */
-    removeUnusedFontFaces(): void;
-    /**
-     * Remove unused keyframes
-     */
-    /**
-     * Remove unused keyframes
-     */
-    removeUnusedKeyframes(): void;
-    /**
-     * Transform a selector node into a string
-     */
-    /**
-     * Transform a selector node into a string
-     */
-    private getSelectorValue;
-    /**
-     * Determine if the selector should be kept, based on the selectors found in the files
-     * @param selector set of css selectors found in the content files or string
-     * @param selectorsFromExtractor selectors in the css rule
-     */
-    /**
-     * Determine if the selector should be kept, based on the selectors found in the files
-     * @param selector set of css selectors found in the content files or string
-     * @param selectorsFromExtractor selectors in the css rule
-     */
-    private shouldKeepSelector;
-    /**
-     * Walk through the CSS AST and remove unused CSS
-     * @param root root node of the postcss AST
-     * @param selectors selectors used in content files
-     */
-    /**
-     * Walk through the CSS AST and remove unused CSS
-     * @param root root node of the postcss AST
-     * @param selectors selectors used in content files
-     */
-    walkThroughCSS(root: PostCSSRoot, selectors: ExtractorResultSets): void;
+  private ignore;
+  private atRules;
+  private usedAnimations;
+  private usedFontFaces;
+  selectorsRemoved: Set<string>;
+  removedNodes: postcss.Node[];
+  private variablesStructure;
+  options: Options;
+  private collectDeclarationsData;
+  /**
+   * Get the extractor corresponding to the extension file
+   * @param filename Name of the file
+   * @param extractors Array of extractors definition
+   */
+  /**
+   * Get the extractor corresponding to the extension file
+   * @param filename Name of the file
+   * @param extractors Array of extractors definition
+   */
+  private getFileExtractor;
+  /**
+   * Extract the selectors present in the files using a purgecss extractor
+   * @param files Array of files path or glob pattern
+   * @param extractors Array of extractors
+   */
+  /**
+   * Extract the selectors present in the files using a purgecss extractor
+   * @param files Array of files path or glob pattern
+   * @param extractors Array of extractors
+   */
+  extractSelectorsFromFiles(
+    files: string[],
+    extractors: Extractors[]
+  ): Promise<ExtractorResultSets>;
+  /**
+   * Extract the selectors present in the passed string using a PurgeCSS extractor
+   * @param content Array of content
+   * @param extractors Array of extractors
+   */
+  /**
+   * Extract the selectors present in the passed string using a PurgeCSS extractor
+   * @param content Array of content
+   * @param extractors Array of extractors
+   */
+  extractSelectorsFromString(
+    content: RawContent[],
+    extractors: Extractors[]
+  ): Promise<ExtractorResultSets>;
+  /**
+   * Evaluate at-rule and register it for future reference
+   * @param node node of postcss AST
+   */
+  /**
+   * Evaluate at-rule and register it for future reference
+   * @param node node of postcss AST
+   */
+  private evaluateAtRule;
+  /**
+   * Evaluate css selector and decide if it should be removed or not
+   * @param node node of postcss AST
+   * @param selectors selectors used in content files
+   */
+  /**
+   * Evaluate css selector and decide if it should be removed or not
+   * @param node node of postcss AST
+   * @param selectors selectors used in content files
+   */
+  private evaluateRule;
+  /**
+   * Get the purged version of the css based on the files
+   * @param cssOptions css options, files or raw strings
+   * @param selectors set of extracted css selectors
+   */
+  /**
+   * Get the purged version of the css based on the files
+   * @param cssOptions css options, files or raw strings
+   * @param selectors set of extracted css selectors
+   */
+  getPurgedCSS(
+    cssOptions: Array<string | RawCSS>,
+    selectors: ExtractorResultSets
+  ): Promise<ResultPurge[]>;
+  /**
+   * Check if the keyframe is safelisted with the option safelist keyframes
+   * @param keyframesName name of the keyframe animation
+   */
+  /**
+   * Check if the keyframe is safelisted with the option safelist keyframes
+   * @param keyframesName name of the keyframe animation
+   */
+  private isKeyframesSafelisted;
+  /**
+   * Check if the selector is blocklisted with the option blocklist
+   * @param selector css selector
+   */
+  /**
+   * Check if the selector is blocklisted with the option blocklist
+   * @param selector css selector
+   */
+  private isSelectorBlocklisted;
+  /**
+   * Check if the selector is safelisted with the option safelist standard
+   * @param selector css selector
+   */
+  /**
+   * Check if the selector is safelisted with the option safelist standard
+   * @param selector css selector
+   */
+  private isSelectorSafelisted;
+  /**
+   * Check if the selector is safelisted with the option safelist deep
+   * @param selector selector
+   */
+  /**
+   * Check if the selector is safelisted with the option safelist deep
+   * @param selector selector
+   */
+  private isSelectorSafelistedDeep;
+  /**
+   * Check if the selector is safelisted with the option safelist greedy
+   * @param selector selector
+   */
+  /**
+   * Check if the selector is safelisted with the option safelist greedy
+   * @param selector selector
+   */
+  private isSelectorSafelistedGreedy;
+  /**
+   * Remove unused css
+   * @param userOptions PurgeCSS options
+   */
+  /**
+   * Remove unused css
+   * @param userOptions PurgeCSS options
+   */
+  purge(
+    userOptions: UserDefinedOptions | string | undefined
+  ): Promise<ResultPurge[]>;
+  /**
+   * Remove unused CSS variables
+   */
+  /**
+   * Remove unused CSS variables
+   */
+  removeUnusedCSSVariables(): void;
+  /**
+   * Remove unused font-faces
+   */
+  /**
+   * Remove unused font-faces
+   */
+  removeUnusedFontFaces(): void;
+  /**
+   * Remove unused keyframes
+   */
+  /**
+   * Remove unused keyframes
+   */
+  removeUnusedKeyframes(): void;
+  /**
+   * Transform a selector node into a string
+   */
+  /**
+   * Transform a selector node into a string
+   */
+  private getSelectorValue;
+  /**
+   * Determine if the selector should be kept, based on the selectors found in the files
+   * @param selector set of css selectors found in the content files or string
+   * @param selectorsFromExtractor selectors in the css rule
+   */
+  /**
+   * Determine if the selector should be kept, based on the selectors found in the files
+   * @param selector set of css selectors found in the content files or string
+   * @param selectorsFromExtractor selectors in the css rule
+   */
+  private shouldKeepSelector;
+  /**
+   * Walk through the CSS AST and remove unused CSS
+   * @param root root node of the postcss AST
+   * @param selectors selectors used in content files
+   */
+  /**
+   * Walk through the CSS AST and remove unused CSS
+   * @param root root node of the postcss AST
+   * @param selectors selectors used in content files
+   */
+  walkThroughCSS(root: PostCSSRoot, selectors: ExtractorResultSets): void;
 }
-export { PurgeCSS as default, PurgeCSS, defaultOptions, PostCSSRoot, AtRules, RawContent, RawCSS, ExtractorResultDetailed, ExtractorResult, ExtractorFunction, Extractors, IgnoreType, StringRegExpArray, ComplexSafelist, UserDefinedSafelist, UserDefinedOptions, Options, ResultPurge, standardizeSafelist, setOptions, mergeExtractorSelectors };
+export {
+  PurgeCSS as default,
+  PurgeCSS,
+  defaultOptions,
+  PostCSSRoot,
+  AtRules,
+  RawContent,
+  RawCSS,
+  ExtractorResultDetailed,
+  ExtractorResult,
+  ExtractorFunction,
+  Extractors,
+  IgnoreType,
+  StringRegExpArray,
+  ComplexSafelist,
+  UserDefinedSafelist,
+  UserDefinedOptions,
+  Options,
+  ResultPurge,
+  standardizeSafelist,
+  setOptions,
+  mergeExtractorSelectors,
+};

lib/purgecss.esm.d.ts

 import * as postcss from "postcss";
 type PostCSSRoot = postcss.Root;
 interface AtRules {
-    fontFace: Array<{
-        name: string;
-        node: postcss.AtRule;
-    }>;
-    keyframes: postcss.AtRule[];
+  fontFace: Array<{
+    name: string;
+    node: postcss.AtRule;
+  }>;
+  keyframes: postcss.AtRule[];
 }
 interface RawContent<T = string> {
-    extension: string;
-    raw: T;
+  extension: string;
+  raw: T;
 }
 interface RawCSS {
-    raw: string;
-    name?: string;
+  raw: string;
+  name?: string;
 }
 interface ExtractorResultDetailed {
-    attributes: {
-        names: string[];
-        values: string[];
-    };
-    classes: string[];
-    ids: string[];
-    tags: string[];
-    undetermined: string[];
+  attributes: {
+    names: string[];
+    values: string[];
+  };
+  classes: string[];
+  ids: string[];
+  tags: string[];
+  undetermined: string[];
 }
@@ -31,4 +31,4 @@ type ExtractorResult = ExtractorResultDetailed | string[];
 interface Extractors {
-    extensions: string[];
-    extractor: ExtractorFunction;
+  extensions: string[];
+  extractor: ExtractorFunction;
 }
@@ -38,72 +38,74 @@ type IgnoreType = "end" | "start" | "next";
 type ComplexSafelist = {
-    standard?: StringRegExpArray;
-    deep?: RegExp[];
-    greedy?: RegExp[];
-    variables?: StringRegExpArray;
-    keyframes?: StringRegExpArray;
+  standard?: StringRegExpArray;
+  deep?: RegExp[];
+  greedy?: RegExp[];
+  variables?: StringRegExpArray;
+  keyframes?: StringRegExpArray;
 };
 type UserDefinedSafelist = StringRegExpArray | ComplexSafelist;
 interface UserDefinedOptions {
-    content: Array<string | RawContent>;
-    css: Array<string | RawCSS>;
-    defaultExtractor?: ExtractorFunction;
-    extractors?: Array<Extractors>;
-    fontFace?: boolean;
-    keyframes?: boolean;
-    output?: string;
-    rejected?: boolean;
-    rejectedCss?: boolean;
-    stdin?: boolean;
-    stdout?: boolean;
-    variables?: boolean;
-    safelist?: UserDefinedSafelist;
-    blocklist?: StringRegExpArray;
-    skippedContentGlobs?: Array<string>;
-    dynamicAttributes?: string[];
+  content: Array<string | RawContent>;
+  css: Array<string | RawCSS>;
+  defaultExtractor?: ExtractorFunction;
+  extractors?: Array<Extractors>;
+  fontFace?: boolean;
+  keyframes?: boolean;
+  output?: string;
+  rejected?: boolean;
+  rejectedCss?: boolean;
+  stdin?: boolean;
+  stdout?: boolean;
+  variables?: boolean;
+  safelist?: UserDefinedSafelist;
+  blocklist?: StringRegExpArray;
+  skippedContentGlobs?: Array<string>;
+  dynamicAttributes?: string[];
 }
 interface Options {
-    content: Array<string | RawContent>;
-    css: Array<string | RawCSS>;
-    defaultExtractor: ExtractorFunction;
-    extractors: Array<Extractors>;
-    fontFace: boolean;
-    keyframes: boolean;
-    output?: string;
-    rejected: boolean;
-    rejectedCss: boolean;
-    stdin: boolean;
-    stdout: boolean;
-    variables: boolean;
-    safelist: Required<ComplexSafelist>;
-    blocklist: StringRegExpArray;
-    skippedContentGlobs: Array<string>;
-    dynamicAttributes: string[];
+  content: Array<string | RawContent>;
+  css: Array<string | RawCSS>;
+  defaultExtractor: ExtractorFunction;
+  extractors: Array<Extractors>;
+  fontFace: boolean;
+  keyframes: boolean;
+  output?: string;
+  rejected: boolean;
+  rejectedCss: boolean;
+  stdin: boolean;
+  stdout: boolean;
+  variables: boolean;
+  safelist: Required<ComplexSafelist>;
+  blocklist: StringRegExpArray;
+  skippedContentGlobs: Array<string>;
+  dynamicAttributes: string[];
 }
 interface ResultPurge {
-    css: string;
-    rejectedCss?: string;
-    file?: string;
-    rejected?: string[];
+  css: string;
+  rejectedCss?: string;
+  file?: string;
+  rejected?: string[];
 }
 declare class ExtractorResultSets {
-    private undetermined;
-    private attrNames;
-    private attrValues;
-    private classes;
-    private ids;
-    private tags;
-    constructor(er: ExtractorResult);
-    merge(that: ExtractorResult | ExtractorResultSets): this;
-    hasAttrName(name: string): boolean;
-    private someAttrValue;
-    hasAttrPrefix(prefix: string): boolean;
-    hasAttrSuffix(suffix: string): boolean;
-    hasAttrSubstr(substr: string): boolean;
-    hasAttrValue(value: string): boolean;
-    hasClass(name: string): boolean;
-    hasId(id: string): boolean;
-    hasTag(tag: string): boolean;
+  private undetermined;
+  private attrNames;
+  private attrValues;
+  private classes;
+  private ids;
+  private tags;
+  constructor(er: ExtractorResult);
+  merge(that: ExtractorResult | ExtractorResultSets): this;
+  hasAttrName(name: string): boolean;
+  private someAttrValue;
+  hasAttrPrefix(prefix: string): boolean;
+  hasAttrSuffix(suffix: string): boolean;
+  hasAttrSubstr(substr: string): boolean;
+  hasAttrValue(value: string): boolean;
+  hasClass(name: string): boolean;
+  hasId(id: string): boolean;
+  hasTag(tag: string): boolean;
 }
 declare const defaultOptions: Options;
-declare function standardizeSafelist(userDefinedSafelist?: UserDefinedSafelist): Required<ComplexSafelist>;
+declare function standardizeSafelist(
+  userDefinedSafelist?: UserDefinedSafelist
+): Required<ComplexSafelist>;
 /**
@@ -119,182 +121,217 @@ * Load the configuration file from the path
  */
-declare function mergeExtractorSelectors(...extractors: (ExtractorResultDetailed | ExtractorResultSets)[]): ExtractorResultSets;
+declare function mergeExtractorSelectors(
+  ...extractors: (ExtractorResultDetailed | ExtractorResultSets)[]
+): ExtractorResultSets;
 declare class PurgeCSS {
-    private ignore;
-    private atRules;
-    private usedAnimations;
-    private usedFontFaces;
-    selectorsRemoved: Set<string>;
-    removedNodes: postcss.Node[];
-    private variablesStructure;
-    options: Options;
-    private collectDeclarationsData;
-    /**
-     * Get the extractor corresponding to the extension file
-     * @param filename Name of the file
-     * @param extractors Array of extractors definition
-     */
-    /**
-     * Get the extractor corresponding to the extension file
-     * @param filename Name of the file
-     * @param extractors Array of extractors definition
-     */
-    private getFileExtractor;
-    /**
-     * Extract the selectors present in the files using a purgecss extractor
-     * @param files Array of files path or glob pattern
-     * @param extractors Array of extractors
-     */
-    /**
-     * Extract the selectors present in the files using a purgecss extractor
-     * @param files Array of files path or glob pattern
-     * @param extractors Array of extractors
-     */
-    extractSelectorsFromFiles(files: string[], extractors: Extractors[]): Promise<ExtractorResultSets>;
-    /**
-     * Extract the selectors present in the passed string using a PurgeCSS extractor
-     * @param content Array of content
-     * @param extractors Array of extractors
-     */
-    /**
-     * Extract the selectors present in the passed string using a PurgeCSS extractor
-     * @param content Array of content
-     * @param extractors Array of extractors
-     */
-    extractSelectorsFromString(content: RawContent[], extractors: Extractors[]): Promise<ExtractorResultSets>;
-    /**
-     * Evaluate at-rule and register it for future reference
-     * @param node node of postcss AST
-     */
-    /**
-     * Evaluate at-rule and register it for future reference
-     * @param node node of postcss AST
-     */
-    private evaluateAtRule;
-    /**
-     * Evaluate css selector and decide if it should be removed or not
-     * @param node node of postcss AST
-     * @param selectors selectors used in content files
-     */
-    /**
-     * Evaluate css selector and decide if it should be removed or not
-     * @param node node of postcss AST
-     * @param selectors selectors used in content files
-     */
-    private evaluateRule;
-    /**
-     * Get the purged version of the css based on the files
-     * @param cssOptions css options, files or raw strings
-     * @param selectors set of extracted css selectors
-     */
-    /**
-     * Get the purged version of the css based on the files
-     * @param cssOptions css options, files or raw strings
-     * @param selectors set of extracted css selectors
-     */
-    getPurgedCSS(cssOptions: Array<string | RawCSS>, selectors: ExtractorResultSets): Promise<ResultPurge[]>;
-    /**
-     * Check if the keyframe is safelisted with the option safelist keyframes
-     * @param keyframesName name of the keyframe animation
-     */
-    /**
-     * Check if the keyframe is safelisted with the option safelist keyframes
-     * @param keyframesName name of the keyframe animation
-     */
-    private isKeyframesSafelisted;
-    /**
-     * Check if the selector is blocklisted with the option blocklist
-     * @param selector css selector
-     */
-    /**
-     * Check if the selector is blocklisted with the option blocklist
-     * @param selector css selector
-     */
-    private isSelectorBlocklisted;
-    /**
-     * Check if the selector is safelisted with the option safelist standard
-     * @param selector css selector
-     */
-    /**
-     * Check if the selector is safelisted with the option safelist standard
-     * @param selector css selector
-     */
-    private isSelectorSafelisted;
-    /**
-     * Check if the selector is safelisted with the option safelist deep
-     * @param selector selector
-     */
-    /**
-     * Check if the selector is safelisted with the option safelist deep
-     * @param selector selector
-     */
-    private isSelectorSafelistedDeep;
-    /**
-     * Check if the selector is safelisted with the option safelist greedy
-     * @param selector selector
-     */
-    /**
-     * Check if the selector is safelisted with the option safelist greedy
-     * @param selector selector
-     */
-    private isSelectorSafelistedGreedy;
-    /**
-     * Remove unused css
-     * @param userOptions PurgeCSS options
-     */
-    /**
-     * Remove unused css
-     * @param userOptions PurgeCSS options
-     */
-    purge(userOptions: UserDefinedOptions | string | undefined): Promise<ResultPurge[]>;
-    /**
-     * Remove unused CSS variables
-     */
-    /**
-     * Remove unused CSS variables
-     */
-    removeUnusedCSSVariables(): void;
-    /**
-     * Remove unused font-faces
-     */
-    /**
-     * Remove unused font-faces
-     */
-    removeUnusedFontFaces(): void;
-    /**
-     * Remove unused keyframes
-     */
-    /**
-     * Remove unused keyframes
-     */
-    removeUnusedKeyframes(): void;
-    /**
-     * Transform a selector node into a string
-     */
-    /**
-     * Transform a selector node into a string
-     */
-    private getSelectorValue;
-    /**
-     * Determine if the selector should be kept, based on the selectors found in the files
-     * @param selector set of css selectors found in the content files or string
-     * @param selectorsFromExtractor selectors in the css rule
-     */
-    /**
-     * Determine if the selector should be kept, based on the selectors found in the files
-     * @param selector set of css selectors found in the content files or string
-     * @param selectorsFromExtractor selectors in the css rule
-     */
-    private shouldKeepSelector;
-    /**
-     * Walk through the CSS AST and remove unused CSS
-     * @param root root node of the postcss AST
-     * @param selectors selectors used in content files
-     */
-    /**
-     * Walk through the CSS AST and remove unused CSS
-     * @param root root node of the postcss AST
-     * @param selectors selectors used in content files
-     */
-    walkThroughCSS(root: PostCSSRoot, selectors: ExtractorResultSets): void;
+  private ignore;
+  private atRules;
+  private usedAnimations;
+  private usedFontFaces;
+  selectorsRemoved: Set<string>;
+  removedNodes: postcss.Node[];
+  private variablesStructure;
+  options: Options;
+  private collectDeclarationsData;
+  /**
+   * Get the extractor corresponding to the extension file
+   * @param filename Name of the file
+   * @param extractors Array of extractors definition
+   */
+  /**
+   * Get the extractor corresponding to the extension file
+   * @param filename Name of the file
+   * @param extractors Array of extractors definition
+   */
+  private getFileExtractor;
+  /**
+   * Extract the selectors present in the files using a purgecss extractor
+   * @param files Array of files path or glob pattern
+   * @param extractors Array of extractors
+   */
+  /**
+   * Extract the selectors present in the files using a purgecss extractor
+   * @param files Array of files path or glob pattern
+   * @param extractors Array of extractors
+   */
+  extractSelectorsFromFiles(
+    files: string[],
+    extractors: Extractors[]
+  ): Promise<ExtractorResultSets>;
+  /**
+   * Extract the selectors present in the passed string using a PurgeCSS extractor
+   * @param content Array of content
+   * @param extractors Array of extractors
+   */
+  /**
+   * Extract the selectors present in the passed string using a PurgeCSS extractor
+   * @param content Array of content
+   * @param extractors Array of extractors
+   */
+  extractSelectorsFromString(
+    content: RawContent[],
+    extractors: Extractors[]
+  ): Promise<ExtractorResultSets>;
+  /**
+   * Evaluate at-rule and register it for future reference
+   * @param node node of postcss AST
+   */
+  /**
+   * Evaluate at-rule and register it for future reference
+   * @param node node of postcss AST
+   */
+  private evaluateAtRule;
+  /**
+   * Evaluate css selector and decide if it should be removed or not
+   * @param node node of postcss AST
+   * @param selectors selectors used in content files
+   */
+  /**
+   * Evaluate css selector and decide if it should be removed or not
+   * @param node node of postcss AST
+   * @param selectors selectors used in content files
+   */
+  private evaluateRule;
+  /**
+   * Get the purged version of the css based on the files
+   * @param cssOptions css options, files or raw strings
+   * @param selectors set of extracted css selectors
+   */
+  /**
+   * Get the purged version of the css based on the files
+   * @param cssOptions css options, files or raw strings
+   * @param selectors set of extracted css selectors
+   */
+  getPurgedCSS(
+    cssOptions: Array<string | RawCSS>,
+    selectors: ExtractorResultSets
+  ): Promise<ResultPurge[]>;
+  /**
+   * Check if the keyframe is safelisted with the option safelist keyframes
+   * @param keyframesName name of the keyframe animation
+   */
+  /**
+   * Check if the keyframe is safelisted with the option safelist keyframes
+   * @param keyframesName name of the keyframe animation
+   */
+  private isKeyframesSafelisted;
+  /**
+   * Check if the selector is blocklisted with the option blocklist
+   * @param selector css selector
+   */
+  /**
+   * Check if the selector is blocklisted with the option blocklist
+   * @param selector css selector
+   */
+  private isSelectorBlocklisted;
+  /**
+   * Check if the selector is safelisted with the option safelist standard
+   * @param selector css selector
+   */
+  /**
+   * Check if the selector is safelisted with the option safelist standard
+   * @param selector css selector
+   */
+  private isSelectorSafelisted;
+  /**
+   * Check if the selector is safelisted with the option safelist deep
+   * @param selector selector
+   */
+  /**
+   * Check if the selector is safelisted with the option safelist deep
+   * @param selector selector
+   */
+  private isSelectorSafelistedDeep;
+  /**
+   * Check if the selector is safelisted with the option safelist greedy
+   * @param selector selector
+   */
+  /**
+   * Check if the selector is safelisted with the option safelist greedy
+   * @param selector selector
+   */
+  private isSelectorSafelistedGreedy;
+  /**
+   * Remove unused css
+   * @param userOptions PurgeCSS options
+   */
+  /**
+   * Remove unused css
+   * @param userOptions PurgeCSS options
+   */
+  purge(
+    userOptions: UserDefinedOptions | string | undefined
+  ): Promise<ResultPurge[]>;
+  /**
+   * Remove unused CSS variables
+   */
+  /**
+   * Remove unused CSS variables
+   */
+  removeUnusedCSSVariables(): void;
+  /**
+   * Remove unused font-faces
+   */
+  /**
+   * Remove unused font-faces
+   */
+  removeUnusedFontFaces(): void;
+  /**
+   * Remove unused keyframes
+   */
+  /**
+   * Remove unused keyframes
+   */
+  removeUnusedKeyframes(): void;
+  /**
+   * Transform a selector node into a string
+   */
+  /**
+   * Transform a selector node into a string
+   */
+  private getSelectorValue;
+  /**
+   * Determine if the selector should be kept, based on the selectors found in the files
+   * @param selector set of css selectors found in the content files or string
+   * @param selectorsFromExtractor selectors in the css rule
+   */
+  /**
+   * Determine if the selector should be kept, based on the selectors found in the files
+   * @param selector set of css selectors found in the content files or string
+   * @param selectorsFromExtractor selectors in the css rule
+   */
+  private shouldKeepSelector;
+  /**
+   * Walk through the CSS AST and remove unused CSS
+   * @param root root node of the postcss AST
+   * @param selectors selectors used in content files
+   */
+  /**
+   * Walk through the CSS AST and remove unused CSS
+   * @param root root node of the postcss AST
+   * @param selectors selectors used in content files
+   */
+  walkThroughCSS(root: PostCSSRoot, selectors: ExtractorResultSets): void;
 }
-export { PurgeCSS as default, PurgeCSS, defaultOptions, PostCSSRoot, AtRules, RawContent, RawCSS, ExtractorResultDetailed, ExtractorResult, ExtractorFunction, Extractors, IgnoreType, StringRegExpArray, ComplexSafelist, UserDefinedSafelist, UserDefinedOptions, Options, ResultPurge, standardizeSafelist, setOptions, mergeExtractorSelectors };
+export {
+  PurgeCSS as default,
+  PurgeCSS,
+  defaultOptions,
+  PostCSSRoot,
+  AtRules,
+  RawContent,
+  RawCSS,
+  ExtractorResultDetailed,
+  ExtractorResult,
+  ExtractorFunction,
+  Extractors,
+  IgnoreType,
+  StringRegExpArray,
+  ComplexSafelist,
+  UserDefinedSafelist,
+  UserDefinedOptions,
+  Options,
+  ResultPurge,
+  standardizeSafelist,
+  setOptions,
+  mergeExtractorSelectors,
+};

package.json

 {
   "name": "purgecss",
-  "version": "4.1.2",
+  "version": "4.1.3",
   "description": "Remove unused css selectors",
@@ -57,3 +57,3 @@ "author": "Ffloriel",
   },
-  "gitHead": "1329d96b0ad17e9b2b4d604d1a689856da176a59"
+  "gitHead": "37e5053a446880d12fd2f55abfc362c3dac9c49c"
 }

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Improved metrics

Lines of code

802

increased by9.86%

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Total package byte prevSize

58240

decreased by-1.43%

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