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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | 1x 1x 1x 1x 1x 1x 1x 1x 2x 2x 2x 2x 1x 4x 1x 1x 1x 1x 1x 1x 1x 1x 2x 1x 1x | import * as fs from 'fs-extra'; import * as path from 'path'; export class FileEngine { private static instance: FileEngine; private constructor() {} public static getInstance() { Eif (!FileEngine.instance) { FileEngine.instance = new FileEngine(); } return FileEngine.instance; } /** * Read async proxy * @param filepath Path of the file to read */ public async get(filepath: string): Promise<string> { return new Promise<string>((resolve, reject) => { fs.readFile(path.resolve(filepath), 'utf8', (err, data) => { Iif (err) { reject('Error during ' + filepath + ' read'); } else { resolve(data); } }); }); } /** * Read sync proxy * @param filepath Path of the file to read */ public getSync(filepath: string): string { return fs.readFileSync(path.resolve(filepath), 'utf8'); } /** * Async write content to file * @param filepath Path of the file to write * @param contents Content of the file to write */ public async write(filepath: string, contents: string): Promise<void> { return new Promise<void>((resolve, reject) => { fs.outputFile(path.resolve(filepath), contents, err => { Iif (err) { reject(err); } else { resolve(); } }); }); } /** * Sync write content to file * @param filepath Path of the file to write * @param contents Content of the file to write */ public writeSync(filepath: string, contents: string): void { fs.outputFileSync(filepath, contents); } /** * Sync check file exist * @param file The file to check */ public existsSync(file: string): boolean { return fs.existsSync(file); } } export default FileEngine.getInstance(); |