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Direktori : /opt/alt/alt-nodejs12/root/lib/node_modules/npm/node_modules.bundled/dotenv/lib/ |
Current File : //opt/alt/alt-nodejs12/root/lib/node_modules/npm/node_modules.bundled/dotenv/lib/main.js |
'use strict' const fs = require('fs') const path = require('path') /* * Parses a string or buffer into an object * @param {(string|Buffer)} src - source to be parsed * @returns {Object} keys and values from src */ function parse (src) { const obj = {} // convert Buffers before splitting into lines and processing src.toString().split('\n').forEach(function (line) { // matching "KEY' and 'VAL' in 'KEY=VAL' const keyValueArr = line.match(/^\s*([\w\.\-]+)\s*=\s*(.*)?\s*$/) // matched? if (keyValueArr != null) { const key = keyValueArr[1] // default undefined or missing values to empty string let value = keyValueArr[2] || '' // expand newlines in quoted values const len = value ? value.length : 0 if (len > 0 && value.charAt(0) === '"' && value.charAt(len - 1) === '"') { value = value.replace(/\\n/gm, '\n') } // remove any surrounding quotes and extra spaces value = value.replace(/(^['"]|['"]$)/g, '').trim() obj[key] = value } }) return obj } /* * Main entry point into dotenv. Allows configuration before loading .env * @param {Object} options - options for parsing .env file * @param {string} [options.path=.env] - path to .env file * @param {string} [options.encoding=utf8] - encoding of .env file * @returns {Object} parsed object or error */ function config (options) { let dotenvPath = path.resolve(process.cwd(), '.env') let encoding = 'utf8' if (options) { if (options.path) { dotenvPath = options.path } if (options.encoding) { encoding = options.encoding } } try { // specifying an encoding returns a string instead of a buffer const parsed = parse(fs.readFileSync(dotenvPath, { encoding })) Object.keys(parsed).forEach(function (key) { if (!process.env.hasOwnProperty(key)) { process.env[key] = parsed[key] } }) return { parsed } } catch (e) { return { error: e } } } module.exports.config = config module.exports.load = config module.exports.parse = parse