Resolves dependencies

Hierarchical cache used to hold resolved dependencies based on scope lifetime

Dependency injection container which registers dependencies and creates dependency graphs represent the dependency tree.

Defines the lifetime of a dependency

Decorator used to inject a type using a type identifier

Decorator used to mark a type as available for dependency injection globally.

Decorator use to mark an injected type as optional. If the type is not able to be resolved, the argument will be undefined

Represents an injectable that can be injected at any time, but will not be resolved until a call is made to the value property.