import fs from 'fs'; //瘦身 const filePath = './node_modules/typeorm/platform/PlatformTools.js'; const find = `const cli_highlight_1 = require("cli-highlight");`; const rep = 'const cli_highlight_1 ={highlight: (str) => { return str }};'; // 在 filePath 找到 find那一行 用 rep 替换 function slimming(filePath, find, rep) { fs.readFile(filePath, 'utf8', function (err, data) { if (err) { return console.log(err); } var result = data.replace(find, rep); fs.writeFile(filePath, result, 'utf8', function (err) { if (err) return console.log(err); }); }); } slimming(filePath, find, rep);