mirror of
https://github.com/TryGhost/Ghost.git
synced 2024-12-30 06:12:03 +03:00
27996db5e9
no issue - support promise and none promise tasks - helpful if you create an array of operations and not all of the operations/tasks are async - `response instanceof Promise` does not work for all cases e.g. some usages return a transaction/bookshelf chain
27 lines
703 B
JavaScript
27 lines
703 B
JavaScript
const Promise = require('bluebird');
|
|
|
|
/**
|
|
* expects an array of functions returning a promise
|
|
*/
|
|
function sequence(tasks /* Any Arguments */) {
|
|
const args = Array.prototype.slice.call(arguments, 1);
|
|
|
|
return Promise.reduce(tasks, function (results, task) {
|
|
const response = task.apply(this, args);
|
|
|
|
if (response && response.then) {
|
|
return response.then(function (result) {
|
|
results.push(result);
|
|
return results;
|
|
});
|
|
} else {
|
|
return Promise.resolve().then(() => {
|
|
results.push(response);
|
|
return results;
|
|
});
|
|
}
|
|
}, []);
|
|
}
|
|
|
|
module.exports = sequence;
|