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feat(core): add support for ambient directives

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Ambient directives can be configured when bootstraping an application.
Ambient directives can be used in every component of the application without
needing to explicitly list them.
This commit is contained in:
vsavkin
2015-11-02 16:03:42 -08:00
parent 0931195695
commit 5948abab7a
16 changed files with 199 additions and 66 deletions
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30
modules/angular2/src/core/linker/proto_view_factory.ts
View File

@ -1,9 +1,8 @@
import {ListWrapper} from 'angular2/src/core/facade/collection';
import {isPresent, isBlank, Type, isArray, isNumber} from 'angular2/src/core/facade/lang';
import {RenderProtoViewRef} from 'angular2/src/core/render/api';
import {Injectable, Provider, resolveForwardRef, Inject} from 'angular2/src/core/di';
import {Optional, Injectable, Provider, resolveForwardRef, Inject} from 'angular2/src/core/di';
import {PipeProvider} from '../pipes/pipe_provider';
import {ProtoPipes} from '../pipes/pipes';
@ -15,7 +14,7 @@ import {DirectiveResolver} from './directive_resolver';
import {ViewResolver} from './view_resolver';
import {PipeResolver} from './pipe_resolver';
import {ViewMetadata} from '../metadata/view';
import {DEFAULT_PIPES_TOKEN} from 'angular2/src/core/pipes';
import {AMBIENT_PIPES} from 'angular2/src/core/compiler/ambient';
import {
visitAllCommands,
@ -38,15 +37,10 @@ import {APP_ID} from 'angular2/src/core/application_tokens';
@Injectable()
export class ProtoViewFactory {
private _cache: Map<number, AppProtoView> = new Map<number, AppProtoView>();
private _defaultPipes: Type[];
private _appId: string;
constructor(private _renderer: Renderer, @Inject(DEFAULT_PIPES_TOKEN) defaultPipes: Type[],
constructor(private _renderer: Renderer,
@Optional() @Inject(AMBIENT_PIPES) private _ambientPipes: Array<Type | any[]>,
private _directiveResolver: DirectiveResolver, private _viewResolver: ViewResolver,
private _pipeResolver: PipeResolver, @Inject(APP_ID) appId: string) {
this._defaultPipes = defaultPipes;
this._appId = appId;
}
private _pipeResolver: PipeResolver, @Inject(APP_ID) private _appId: string) {}
clearCache() { this._cache.clear(); }
@ -118,9 +112,13 @@ export class ProtoViewFactory {
}
private _flattenPipes(view: ViewMetadata): any[] {
if (isBlank(view.pipes)) return this._defaultPipes;
var pipes = ListWrapper.clone(this._defaultPipes);
_flattenList(view.pipes, pipes);
let pipes = [];
if (isPresent(this._ambientPipes)) {
_flattenArray(this._ambientPipes, pipes);
}
if (isPresent(view.pipes)) {
_flattenArray(view.pipes, pipes);
}
return pipes;
}
}
@ -313,11 +311,11 @@ function arrayToMap(arr: string[], inverse: boolean): Map<string, string> {
return result;
}
function _flattenList(tree: any[], out: Array<Type | Provider | any[]>): void {
function _flattenArray(tree: any[], out: Array<Type | Provider | any[]>): void {
for (var i = 0; i < tree.length; i++) {
var item = resolveForwardRef(tree[i]);
if (isArray(item)) {
_flattenList(item, out);
_flattenArray(item, out);
} else {
out.push(item);
}