About Features

Please read the Feature Flag Guide for a detailed explanation.

Feature Flags

ember-libraries-isregistered

Add isRegistered to Ember.libraries. This convenience method checks whether a library is registered with Ember or not.
ember-improved-instrumentation

Adds additional instrumentation to Ember:
- interaction.<event-name> for events handled by a component.
- interaction.ember-action for closure actions.
- interaction.link-to for link-to execution.
ember-testing-resume-test

Introduces the resumeTest testing helper to complement the pauseTest helper.
glimmer-custom-component-manager

Adds an ability to for developers to integrate their own custom component managers into Ember Applications per RFC.
ember-glimmer-named-arguments

Add {{@foo}} syntax to access named arguments in component templates per RFC.
ember-metal-es5-getters

Define ES5 getters for computed properties, eliminating the need to access them using Ember.get(). See RFC.
ember-module-unification

Introduces support for Module Unification (RFC) to Ember. This includes:
- Passing the source of a lookup/factoryFor call as an argument to expandLocalLookup on the resolver.
- Making lookupComponentPair friendly to local/private resolutions. The new code ensures a local resolution is not paired with a global resolution.
This feature is paired with the EMBER_RESOLVER_MODULE_UNIFICATION flag on the ember-resolver package.
ember-template-block-let-helper

Introduce the block form of the let helper per RFC.