DependencyContainer Class
DependencyContainer is similar to a IoC Container. It takes providers and will synthesize an object based on them when requested.
Signature
export declare class DependencyContainer<TMap> implements IFluidDependencySynthesizer
Implements: IFluidDependencySynthesizer
Type Parameters
| Parameter | Description |
|---|---|
| TMap |
Constructors
| Constructor | Description |
|---|---|
| (constructor)(parents) | Constructs a new instance of the DependencyContainer class |
Properties
| Property | Type | Description |
|---|---|---|
| IFluidDependencySynthesizer | this |
Methods
| Method | Return Type | Description |
|---|---|---|
| has(type, excludeParents) | boolean | Check if a given type is registered |
| register(type, provider) | void | Add a new provider |
| synthesize(optionalTypes, requiredTypes) | AsyncFluidObjectProvider<O, R> | synthesize takes optional and required types and returns an object that will fulfill the defined types based off objects that has been previously registered. |
| unregister(type) | void | Remove a provider |
Constructor Details
(constructor)
Constructs a new instance of the DependencyContainer class
Signature
constructor(...parents: (IFluidDependencySynthesizer | undefined)[]);
Parameters
| Parameter | Type | Description |
|---|---|---|
| parents | (IFluidDependencySynthesizer | undefined)[] |
Property Details
IFluidDependencySynthesizer
Signature
get IFluidDependencySynthesizer(): this;
Type: this
Method Details
has
Check if a given type is registered
Signature
has(type: string, excludeParents?: boolean): boolean;
Parameters
| Parameter | Modifiers | Type | Description |
|---|---|---|---|
| type | string | Type to check | |
| excludeParents | optional | boolean |
Returns
Return type: boolean
register
Add a new provider
Signature
register<T extends keyof TMap = keyof TMap>(type: T, provider: FluidObjectProvider<Pick<TMap, T>>): void;
Type Parameters
| Parameter | Default | Description |
|---|---|---|
| T | keyof TMap |
Parameters
| Parameter | Type | Description |
|---|---|---|
| type | T | Name of the Type T being provided |
| provider | FluidObjectProvider<Pick<TMap, T>> | A provider that will resolve the T correctly when asked |
Error Handling
- If passing a type that's already registered
synthesize
synthesize takes optional and required types and returns an object that will fulfill the defined types based off objects that has been previously registered.
Signature
synthesize<O, R = undefined | Record<string, never>>(optionalTypes: FluidObjectSymbolProvider<O>, requiredTypes: Required<FluidObjectSymbolProvider<R>>): AsyncFluidObjectProvider<O, R>;
Type Parameters
| Parameter | Default | Description |
|---|---|---|
| O | ||
| R | undefined | Record<string, never> |
Parameters
| Parameter | Type | Description |
|---|---|---|
| optionalTypes | FluidObjectSymbolProvider<O> | optional types to be in the Scope object |
| requiredTypes | Required<FluidObjectSymbolProvider<R>> | required types that need to be in the Scope object |
Returns
Return type: AsyncFluidObjectProvider<O, R>
unregister
Remove a provider
Signature
unregister(type: keyof TMap): void;
Parameters
| Parameter | Type | Description |
|---|---|---|
| type | keyof TMap | Name of the provider to remove |