node/deps/npm/node_modules/split-on-first/index.js
isaacs d7d321b071
deps: upgrade npm to 6.10.2
PR-URL: https://github.com/nodejs/node/pull/28853
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Daijiro Wachi <daijiro.wachi@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com>
2019-08-06 09:05:32 +02:00

23 lines
459 B
JavaScript

'use strict';
module.exports = (string, separator) => {
if (!(typeof string === 'string' && typeof separator === 'string')) {
throw new TypeError('Expected the arguments to be of type `string`');
}
if (separator === '') {
return [string];
}
const separatorIndex = string.indexOf(separator);
if (separatorIndex === -1) {
return [string];
}
return [
string.slice(0, separatorIndex),
string.slice(separatorIndex + separator.length)
];
};