You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
27 lines
647 B
27 lines
647 B
2 years ago
|
var noop = require('./noop');
|
||
|
|
var each = require('./each');
|
||
|
|
var nextTick = require('./nextTick');
|
||
|
|
exports = function(tasks, cb) {
|
||
|
|
cb = cb || noop;
|
||
|
|
var results = [];
|
||
|
|
var pending = tasks.length;
|
||
|
|
if (!pending) return done(null);
|
||
|
|
each(tasks, function(task, i) {
|
||
|
|
task(function(err, result) {
|
||
|
|
taskCb(i, err, result);
|
||
|
|
});
|
||
|
|
});
|
||
|
|
function taskCb(i, err, result) {
|
||
|
|
results[i] = result;
|
||
|
|
if (--pending === 0 || err) done(err);
|
||
|
|
}
|
||
|
|
function done(err) {
|
||
|
|
nextTick(function() {
|
||
|
|
cb(err, results);
|
||
|
|
cb = noop;
|
||
|
|
});
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
module.exports = exports;
|