awtk/tools/to_utf8_bom/index.js
2019-10-15 09:52:08 +08:00

15 lines
395 B
JavaScript

var fs = require('fs');
var options = {encoding:"utf8"};
var filename = process.argv.length > 2 ? process.argv[2] : "test.c";
var content = fs.readFileSync(filename).toString();
if(content.charCodeAt(0) === 0xfeff) {
console.log(filename + " is utf-8 with BOM");
} else {
content = "\ufeff"+content;
fs.writeFileSync(filename, content, options);
console.log(filename + " done");
}