mirror of
https://github.com/thangisme/notes.git
synced 2024-11-01 01:27:31 -04:00
18 lines
407 B
JavaScript
18 lines
407 B
JavaScript
|
'use strict';
|
||
|
|
var isUtf8 = require('is-utf8');
|
||
|
|
|
||
|
|
module.exports = function (x) {
|
||
|
|
// Catches EFBBBF (UTF-8 BOM) because the buffer-to-string
|
||
|
|
// conversion translates it to FEFF (UTF-16 BOM)
|
||
|
|
if (typeof x === 'string' && x.charCodeAt(0) === 0xFEFF) {
|
||
|
|
return x.slice(1);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (Buffer.isBuffer(x) && isUtf8(x) &&
|
||
|
|
x[0] === 0xEF && x[1] === 0xBB && x[2] === 0xBF) {
|
||
|
|
return x.slice(3);
|
||
|
|
}
|
||
|
|
|
||
|
|
return x;
|
||
|
|
};
|