| 123456789101112131415161718192021222324252627282930313233343536373839404142 | //      'use strict';const fs = require('fs');                                            function readFile(filepath        , options          )                         {  options = options || {};  const throwNotFound = options.throwNotFound || false;  return new Promise((resolve, reject) => {    fs.readFile(filepath, 'utf8', (err, content) => {      if (err && err.code === 'ENOENT' && !throwNotFound) {        return resolve(null);      }      if (err) return reject(err);      resolve(content);    });  });}readFile.sync = function readFileSync(  filepath        ,  options          )                {  options = options || {};  const throwNotFound = options.throwNotFound || false;  try {    return fs.readFileSync(filepath, 'utf8');  } catch (err) {    if (err.code === 'ENOENT' && !throwNotFound) {      return null;    }    throw err;  }};module.exports = readFile;
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