{"version":3,"file":"handlebars-lexer.js","names":["BaseLexer","HandlebarsLexer","_BaseLexer","_inherits","_super","_createSuper","_this","options","arguments","length","undefined","_classCallCheck","call","functions","createFunctionRegex","createArgumentsRegex","_createClass","key","value","extract","content","matches","functionRegex","exec","args","parseArguments","populateKeysFromArguments","keys","result","argumentsRegex","arg","parts","split","push","validateString","slice","firstArgument","secondArgument","isKeyString","isDefaultValueString","emit","concat","_objectSpread","defaultValue","functionPattern","curlyPattern","parenthesisPattern","pattern","RegExp","variablePattern","stringOrVariablePattern","stringPattern","default"],"sources":["../../src/lexers/handlebars-lexer.js"],"sourcesContent":["import BaseLexer from './base-lexer.js'\n\nexport default class HandlebarsLexer extends BaseLexer {\n  constructor(options = {}) {\n    super(options)\n\n    this.functions = options.functions || ['t']\n\n    this.createFunctionRegex()\n    this.createArgumentsRegex()\n  }\n\n  extract(content) {\n    let matches\n\n    while ((matches = this.functionRegex.exec(content))) {\n      const args = this.parseArguments(matches[1] || matches[2])\n      this.populateKeysFromArguments(args)\n    }\n\n    return this.keys\n  }\n\n  parseArguments(args) {\n    let matches\n    const result = {\n      arguments: [],\n      options: {},\n    }\n    while ((matches = this.argumentsRegex.exec(args))) {\n      const arg = matches[1]\n      const parts = arg.split('=')\n      result.arguments.push(arg)\n      if (parts.length === 2 && this.validateString(parts[1])) {\n        const value = parts[1].slice(1, -1)\n        if (value === 'true') {\n          result.options[parts[0]] = true\n        } else if (value === 'false') {\n          result.options[parts[0]] = false\n        } else {\n          result.options[parts[0]] = value\n        }\n      }\n    }\n    return result\n  }\n\n  populateKeysFromArguments(args) {\n    const firstArgument = args.arguments[0]\n    const secondArgument = args.arguments[1]\n    const isKeyString = this.validateString(firstArgument)\n    const isDefaultValueString = this.validateString(secondArgument)\n\n    if (!isKeyString) {\n      this.emit('warning', `Key is not a string literal: ${firstArgument}`)\n    } else {\n      const result = {\n        ...args.options,\n        key: firstArgument.slice(1, -1),\n      }\n      if (isDefaultValueString) {\n        result.defaultValue = secondArgument.slice(1, -1)\n      }\n      this.keys.push(result)\n    }\n  }\n\n  createFunctionRegex() {\n    const functionPattern = this.functionPattern()\n    const curlyPattern = '(?:{{)' + functionPattern + '\\\\s+(.*?)(?:}})'\n    const parenthesisPattern = '(?:\\\\()' + functionPattern + '\\\\s+(.*)(?:\\\\))'\n    const pattern = curlyPattern + '|' + parenthesisPattern\n    this.functionRegex = new RegExp(pattern, 'gi')\n    return this.functionRegex\n  }\n\n  createArgumentsRegex() {\n    const pattern =\n      '(?:\\\\s+|^)' +\n      '(' +\n      '(?:' +\n      BaseLexer.variablePattern +\n      '(?:=' +\n      BaseLexer.stringOrVariablePattern +\n      ')?' +\n      ')' +\n      '|' +\n      BaseLexer.stringPattern +\n      ')'\n    this.argumentsRegex = new RegExp(pattern, 'gi')\n    return this.argumentsRegex\n  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