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refactor(renderer): separate compiler from renderer

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Part of #1675
Closes #1702
This commit is contained in:
Tobias Bosch
2015-05-06 10:17:38 -07:00
parent 705d3aacff
commit 0856516ae9
11 changed files with 75 additions and 84 deletions
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29
modules/angular2/src/render/dom/compiler/compiler.js vendored
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@ -1,26 +1,35 @@
import {Injectable} from 'angular2/src/di/annotations_impl';
import {PromiseWrapper, Promise} from 'angular2/src/facade/async';
import {BaseException} from 'angular2/src/facade/lang';
import {BaseException, isPresent} from 'angular2/src/facade/lang';
import {ListWrapper} from 'angular2/src/facade/collection';
import {DOM} from 'angular2/src/dom/dom_adapter';
import {ViewDefinition, ProtoViewDto, DirectiveMetadata} from '../../api';
import {ViewDefinition, ProtoViewDto, DirectiveMetadata, RenderCompiler, RenderProtoViewRef} from '../../api';
import {CompilePipeline} from './compile_pipeline';
import {TemplateLoader} from 'angular2/src/render/dom/compiler/template_loader';
import {CompileStepFactory, DefaultStepFactory} from './compile_step_factory';
import {Parser} from 'angular2/change_detection';
import {ShadowDomStrategy} from '../shadow_dom/shadow_dom_strategy';
import {ProtoViewBuilder} from '../view/proto_view_builder';
import {DirectDomProtoViewRef} from '../direct_dom_renderer';
function _resolveProtoView(protoViewRef:DirectDomProtoViewRef) {
return isPresent(protoViewRef) ? protoViewRef.delegate : null;
}
/**
* The compiler loads and translates the html templates of components into
* nested ProtoViews. To decompose its functionality it uses
* the CompilePipeline and the CompileSteps.
*/
export class Compiler {
export class DomCompiler extends RenderCompiler {
_templateLoader: TemplateLoader;
_stepFactory: CompileStepFactory;
constructor(stepFactory: CompileStepFactory, templateLoader: TemplateLoader) {
super();
this._templateLoader = templateLoader;
this._stepFactory = stepFactory;
}
@ -44,6 +53,18 @@ export class Compiler {
return this._compileTemplate(hostViewDef, element);
}
createImperativeComponentProtoView(rendererId):Promise<ProtoViewDto> {
var protoViewBuilder = new ProtoViewBuilder(null);
protoViewBuilder.setImperativeRendererId(rendererId);
return PromiseWrapper.resolve(protoViewBuilder.build());
}
mergeChildComponentProtoViews(protoViewRef:RenderProtoViewRef, protoViewRefs:List<RenderProtoViewRef>) {
_resolveProtoView(protoViewRef).mergeChildComponentProtoViews(
ListWrapper.map(protoViewRefs, _resolveProtoView)
);
}
_compileTemplate(viewDef: ViewDefinition, tplElement):Promise<ProtoViewDto> {
var subTaskPromises = [];
var pipeline = new CompilePipeline(this._stepFactory.createSteps(viewDef, subTaskPromises));
@ -60,7 +81,7 @@ export class Compiler {
}
@Injectable()
export class DefaultCompiler extends Compiler {
export class DefaultDomCompiler extends DomCompiler {
constructor(parser:Parser, shadowDomStrategy:ShadowDomStrategy, templateLoader: TemplateLoader) {
super(new DefaultStepFactory(parser, shadowDomStrategy), templateLoader);
}