kriskowal's Q support for mongoose.
for mongodb native nodejs driver, see mongo-q.
- to apply Q with default suffix 'Q':
var mongoose = require('mongoose-q')(require('mongoose'));
// verbose way: mongooseQ is unused
var mongoose = require('mongoose'),
mongooseQ = require('mongoose-q')(mongoose)
// shortest way: mongoose will be loaded by mongoose-q
var mongoose = require('mongoose-q')();
- use Q-applied model statics:
SomeModel.findByIdQ(....blahblah...)
.then(function (result) { ... })
.fail(function (err) { ... })
.done();
- use Q-applied model methods:
var someModel = new SomeModel(...);
someModel.populateQ()
.then(function (result) { ... })
.fail(function (err) { ... })
.done();
- use Q-applied query methods:
SomeModel.find(...).where(...).skip(...).limit(...).sort(...).populate(...)
.execQ() // no 'Q' suffix for model statics except for execQ()
.then(function (result) { ... })
.fail(function (err) { ... })
.done();
- to apply Q with custom suffix/prefix:
var mongoose = require('mongoose-q')(require('mongoose'), {prefix:'promiseOf_', suffix:'_withQ'});
SomeModel.promiseOf_findAndUpdate_withQ(...)
.then(function (result) { ... })
.fail(function (err) { ... })
.done();
- to apply Q with custom name mapper:
function customMapper(name) {
return 'q' + name.charAt(0).toUpperCase() + name.substring(1);
}
var mongoose = require('mongoose-q')(require('mongoose'), {mapper:customMapper});
SomeModel.qFindAndUpdate(...)
.then(function (result) { ... })
.fail(function (err) { ... })
.done();
- to apply Q with
spread
:
var mongoose = require('mongoose-q')(require('mongoose'), {spread:true});
SomeModel.updateQ(...)
.spread(function (affectedRows, raw) { ... })
.fail(function (err) { ... })
.done();
SomeModel.updateQ(...)
.then(function (result) { var affectedRows = result[0], raw = result[1]; ... })
.fail(function (err) { ... })
.done();
...
var model = new SomeModel();
...
model.saveQ()
.spread(function (savedDoc, affectedRows) { ... })
.fail(function (err) { ... })
.done();
...
model.saveQ()
.then(function (result) { var savedDoc = result[0], affectedRows = result[1]; ... })
.fail(function (err) { ... })
.done();
NOTE: without
spread
option(by default), you can access only the first result withthen
!!
That's all folks!