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| module.exports = function promisify(f, o) {
| const ctx = (o && o.context) || null;
| return function promisify_wrap() {
| const args = Array.from(arguments);
| return new Promise(function promisify_resolver(resolve, reject) {
| args.push(function promisify_callback(err, value) {
| if (err) {
| return reject(err);
| }
| return resolve(value);
| });
| f.apply(ctx, args);
| });
| };
| };
|
|
