sync.js (1398B)
1 /** 2 * @license Apache-2.0 3 * 4 * Copyright (c) 2018 The Stdlib Authors. 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 'use strict'; 20 21 // MODULES // 22 23 var writeFile = require( 'fs' ).writeFileSync; // eslint-disable-line no-sync 24 25 26 // MAIN // 27 28 /** 29 * Synchronously writes data to a file. 30 * 31 * @param {(string|Buffer|integer)} file - file path or file descriptor 32 * @param {(string|Buffer)} data - data to write 33 * @param {(Object|string)} [options] - options 34 * @returns {(Error|null)} error object or null 35 * 36 * @example 37 * var err = writeFileSync( './beep/boop.txt', 'beep boop\n' ); 38 * if ( err instanceof Error ) { 39 * throw err; 40 * } 41 */ 42 function writeFileSync( file, data, options ) { 43 try { 44 if ( arguments.length > 2 ) { 45 writeFile( file, data, options ); 46 } else { 47 writeFile( file, data ); 48 } 49 } catch ( err ) { 50 return err; 51 } 52 return null; 53 } 54 55 56 // EXPORTS // 57 58 module.exports = writeFileSync;