{"version":3,"file":"parser.js","names":["path","EventEmitter","HandlebarsLexer","HTMLLexer","JavascriptLexer","JsxLexer","VueLexer","lexers","hbs","handlebars","htm","html","mjs","js","ts","jsx","tsx","vue","lexersMap","Parser","_EventEmitter","_inherits","_super","_createSuper","_this","options","arguments","length","undefined","_classCallCheck","call","_objectSpread","_createClass","key","value","parse","content","filename","_this2","keys","extension","extname","substr","_iterator","_createForOfIteratorHelper","_step","s","n","done","lexerConfig","lexerName","lexerOptions","lexer","Lexer","emit","Error","concat","on","warning","extract","err","e","f","default"],"sources":["../src/parser.js"],"sourcesContent":["import path from 'path'\nimport EventEmitter from 'events'\nimport HandlebarsLexer from './lexers/handlebars-lexer.js'\nimport HTMLLexer from './lexers/html-lexer.js'\nimport JavascriptLexer from './lexers/javascript-lexer.js'\nimport JsxLexer from './lexers/jsx-lexer.js'\nimport VueLexer from './lexers/vue-lexer.js'\n\nconst lexers = {\n  hbs: ['HandlebarsLexer'],\n  handlebars: ['HandlebarsLexer'],\n\n  htm: ['HTMLLexer'],\n  html: ['HTMLLexer'],\n\n  mjs: ['JavascriptLexer'],\n  js: ['JavascriptLexer'],\n  ts: ['JavascriptLexer'],\n  jsx: ['JsxLexer'],\n  tsx: ['JsxLexer'],\n\n  vue: ['VueLexer'],\n\n  default: ['JavascriptLexer'],\n}\n\nconst lexersMap = {\n  HandlebarsLexer,\n  HTMLLexer,\n  JavascriptLexer,\n  JsxLexer,\n  VueLexer,\n}\n\nexport default class Parser extends EventEmitter {\n  constructor(options = {}) {\n    super(options)\n    this.options = options\n    this.lexers = { ...lexers, ...options.lexers }\n  }\n\n  parse(content, filename) {\n    let keys = []\n    const extension = path.extname(filename).substr(1)\n    const lexers = this.lexers[extension] || this.lexers.default\n\n    for (const lexerConfig of lexers) {\n      let lexerName\n      let lexerOptions\n\n      if (\n        typeof lexerConfig === 'string' ||\n        typeof lexerConfig === 'function'\n      ) {\n        lexerName = lexerConfig\n        lexerOptions = {}\n      } else {\n        lexerName = lexerConfig.lexer\n        lexerOptions = lexerConfig\n      }\n\n      let Lexer\n      if (typeof lexerName === 'function') {\n        Lexer = lexerName\n      } else {\n        if (!lexersMap[lexerName]) {\n          this.emit('error', new Error(`Lexer '${lexerName}' does not exist`))\n        }\n\n        Lexer = lexersMap[lexerName]\n      }\n\n      const lexer = new Lexer(lexerOptions)\n      lexer.on('warning', (warning) => this.emit('warning', warning))\n      keys = keys.concat(lexer.extract(content, filename))\n    }\n\n    return keys\n  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