800 lines
32 KiB
TypeScript
800 lines
32 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {AnimationAnimateMetadata, AnimationEntryMetadata, AnimationGroupMetadata, AnimationKeyframesSequenceMetadata, AnimationMetadata, AnimationStateDeclarationMetadata, AnimationStateMetadata, AnimationStateTransitionMetadata, AnimationStyleMetadata, AnimationWithStepsMetadata, Attribute, ChangeDetectionStrategy, Component, Host, Inject, Injectable, ModuleWithProviders, Optional, Provider, Query, SchemaMetadata, Self, SkipSelf, Type, resolveForwardRef} from '@angular/core';
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import {assertArrayOfStrings, assertInterpolationSymbols} from './assertions';
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import * as cpl from './compile_metadata';
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import {DirectiveResolver} from './directive_resolver';
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import {isBlank, isPresent, stringify} from './facade/lang';
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import {Identifiers, resolveIdentifierToken} from './identifiers';
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import {hasLifecycleHook} from './lifecycle_reflector';
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import {NgModuleResolver} from './ng_module_resolver';
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import {PipeResolver} from './pipe_resolver';
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import {LIFECYCLE_HOOKS_VALUES, ReflectorReader, reflector} from './private_import_core';
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import {ElementSchemaRegistry} from './schema/element_schema_registry';
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import {getUrlScheme} from './url_resolver';
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import {MODULE_SUFFIX, ValueTransformer, sanitizeIdentifier, visitValue} from './util';
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@Injectable()
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export class CompileMetadataResolver {
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private _directiveCache = new Map<Type<any>, cpl.CompileDirectiveMetadata>();
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private _pipeCache = new Map<Type<any>, cpl.CompilePipeMetadata>();
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private _ngModuleCache = new Map<Type<any>, cpl.CompileNgModuleMetadata>();
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private _ngModuleOfTypes = new Map<Type<any>, Type<any>>();
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private _anonymousTypes = new Map<Object, number>();
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private _anonymousTypeIndex = 0;
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constructor(
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private _ngModuleResolver: NgModuleResolver, private _directiveResolver: DirectiveResolver,
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private _pipeResolver: PipeResolver, private _schemaRegistry: ElementSchemaRegistry,
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private _reflector: ReflectorReader = reflector) {}
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private sanitizeTokenName(token: any): string {
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let identifier = stringify(token);
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if (identifier.indexOf('(') >= 0) {
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// case: anonymous functions!
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let found = this._anonymousTypes.get(token);
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if (!found) {
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this._anonymousTypes.set(token, this._anonymousTypeIndex++);
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found = this._anonymousTypes.get(token);
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}
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identifier = `anonymous_token_${found}_`;
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}
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return sanitizeIdentifier(identifier);
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}
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clearCacheFor(type: Type<any>) {
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this._directiveCache.delete(type);
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this._pipeCache.delete(type);
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this._ngModuleOfTypes.delete(type);
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// Clear all of the NgModule as they contain transitive information!
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this._ngModuleCache.clear();
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}
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clearCache() {
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this._directiveCache.clear();
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this._pipeCache.clear();
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this._ngModuleCache.clear();
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this._ngModuleOfTypes.clear();
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}
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getAnimationEntryMetadata(entry: AnimationEntryMetadata): cpl.CompileAnimationEntryMetadata {
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const defs = entry.definitions.map(def => this.getAnimationStateMetadata(def));
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return new cpl.CompileAnimationEntryMetadata(entry.name, defs);
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}
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getAnimationStateMetadata(value: AnimationStateMetadata): cpl.CompileAnimationStateMetadata {
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if (value instanceof AnimationStateDeclarationMetadata) {
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const styles = this.getAnimationStyleMetadata(value.styles);
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return new cpl.CompileAnimationStateDeclarationMetadata(value.stateNameExpr, styles);
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}
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if (value instanceof AnimationStateTransitionMetadata) {
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return new cpl.CompileAnimationStateTransitionMetadata(
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value.stateChangeExpr, this.getAnimationMetadata(value.steps));
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}
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return null;
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}
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getAnimationStyleMetadata(value: AnimationStyleMetadata): cpl.CompileAnimationStyleMetadata {
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return new cpl.CompileAnimationStyleMetadata(value.offset, value.styles);
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}
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getAnimationMetadata(value: AnimationMetadata): cpl.CompileAnimationMetadata {
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if (value instanceof AnimationStyleMetadata) {
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return this.getAnimationStyleMetadata(value);
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}
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if (value instanceof AnimationKeyframesSequenceMetadata) {
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return new cpl.CompileAnimationKeyframesSequenceMetadata(
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value.steps.map(entry => this.getAnimationStyleMetadata(entry)));
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}
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if (value instanceof AnimationAnimateMetadata) {
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const animateData =
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<cpl.CompileAnimationStyleMetadata|cpl.CompileAnimationKeyframesSequenceMetadata>this
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.getAnimationMetadata(value.styles);
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return new cpl.CompileAnimationAnimateMetadata(value.timings, animateData);
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}
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if (value instanceof AnimationWithStepsMetadata) {
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const steps = value.steps.map(step => this.getAnimationMetadata(step));
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if (value instanceof AnimationGroupMetadata) {
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return new cpl.CompileAnimationGroupMetadata(steps);
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}
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return new cpl.CompileAnimationSequenceMetadata(steps);
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}
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return null;
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}
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getDirectiveMetadata(directiveType: Type<any>, throwIfNotFound = true):
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cpl.CompileDirectiveMetadata {
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directiveType = resolveForwardRef(directiveType);
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let meta = this._directiveCache.get(directiveType);
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if (!meta) {
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const dirMeta = this._directiveResolver.resolve(directiveType, throwIfNotFound);
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if (!dirMeta) {
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return null;
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}
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let templateMeta: cpl.CompileTemplateMetadata = null;
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let changeDetectionStrategy: ChangeDetectionStrategy = null;
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let viewProviders: Array<cpl.CompileProviderMetadata|cpl.CompileTypeMetadata|any[]> = [];
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let moduleUrl = staticTypeModuleUrl(directiveType);
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let entryComponentMetadata: cpl.CompileTypeMetadata[] = [];
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let selector = dirMeta.selector;
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if (dirMeta instanceof Component) {
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// Component
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assertArrayOfStrings('styles', dirMeta.styles);
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assertArrayOfStrings('styleUrls', dirMeta.styleUrls);
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assertInterpolationSymbols('interpolation', dirMeta.interpolation);
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const animations = dirMeta.animations ?
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dirMeta.animations.map(e => this.getAnimationEntryMetadata(e)) :
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null;
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templateMeta = new cpl.CompileTemplateMetadata({
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encapsulation: dirMeta.encapsulation,
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template: dirMeta.template,
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templateUrl: dirMeta.templateUrl,
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styles: dirMeta.styles,
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styleUrls: dirMeta.styleUrls,
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animations: animations,
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interpolation: dirMeta.interpolation
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});
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changeDetectionStrategy = dirMeta.changeDetection;
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if (dirMeta.viewProviders) {
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viewProviders = this.getProvidersMetadata(
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dirMeta.viewProviders, entryComponentMetadata,
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`viewProviders for "${stringify(directiveType)}"`);
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}
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moduleUrl = componentModuleUrl(this._reflector, directiveType, dirMeta);
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if (dirMeta.entryComponents) {
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entryComponentMetadata =
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flattenArray(dirMeta.entryComponents)
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.map((type) => this.getTypeMetadata(type, staticTypeModuleUrl(type)))
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.concat(entryComponentMetadata);
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}
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if (!selector) {
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selector = this._schemaRegistry.getDefaultComponentElementName();
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}
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} else {
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// Directive
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if (!selector) {
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throw new Error(`Directive ${stringify(directiveType)} has no selector, please add it!`);
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}
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}
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let providers: Array<cpl.CompileProviderMetadata|cpl.CompileTypeMetadata|any[]> = [];
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if (isPresent(dirMeta.providers)) {
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providers = this.getProvidersMetadata(
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dirMeta.providers, entryComponentMetadata,
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`providers for "${stringify(directiveType)}"`);
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}
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let queries: cpl.CompileQueryMetadata[] = [];
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let viewQueries: cpl.CompileQueryMetadata[] = [];
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if (isPresent(dirMeta.queries)) {
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queries = this.getQueriesMetadata(dirMeta.queries, false, directiveType);
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viewQueries = this.getQueriesMetadata(dirMeta.queries, true, directiveType);
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}
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meta = cpl.CompileDirectiveMetadata.create({
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selector: selector,
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exportAs: dirMeta.exportAs,
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isComponent: !!templateMeta,
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type: this.getTypeMetadata(directiveType, moduleUrl),
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template: templateMeta,
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changeDetection: changeDetectionStrategy,
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inputs: dirMeta.inputs,
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outputs: dirMeta.outputs,
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host: dirMeta.host,
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providers: providers,
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viewProviders: viewProviders,
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queries: queries,
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viewQueries: viewQueries,
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entryComponents: entryComponentMetadata
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});
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this._directiveCache.set(directiveType, meta);
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}
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return meta;
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}
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getNgModuleMetadata(moduleType: any, throwIfNotFound = true): cpl.CompileNgModuleMetadata {
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moduleType = resolveForwardRef(moduleType);
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let compileMeta = this._ngModuleCache.get(moduleType);
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if (!compileMeta) {
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const meta = this._ngModuleResolver.resolve(moduleType, throwIfNotFound);
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if (!meta) {
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return null;
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}
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const declaredDirectives: cpl.CompileDirectiveMetadata[] = [];
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const exportedDirectives: cpl.CompileDirectiveMetadata[] = [];
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const declaredPipes: cpl.CompilePipeMetadata[] = [];
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const exportedPipes: cpl.CompilePipeMetadata[] = [];
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const importedModules: cpl.CompileNgModuleMetadata[] = [];
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const exportedModules: cpl.CompileNgModuleMetadata[] = [];
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const providers: any[] = [];
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const entryComponents: cpl.CompileTypeMetadata[] = [];
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const bootstrapComponents: cpl.CompileTypeMetadata[] = [];
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const schemas: SchemaMetadata[] = [];
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if (meta.imports) {
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flattenArray(meta.imports).forEach((importedType) => {
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let importedModuleType: Type<any>;
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if (isValidType(importedType)) {
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importedModuleType = importedType;
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} else if (importedType && importedType.ngModule) {
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const moduleWithProviders: ModuleWithProviders = importedType;
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importedModuleType = moduleWithProviders.ngModule;
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if (moduleWithProviders.providers) {
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providers.push(...this.getProvidersMetadata(
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moduleWithProviders.providers, entryComponents,
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`provider for the NgModule '${stringify(importedModuleType)}'`));
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}
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}
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if (importedModuleType) {
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const importedMeta = this.getNgModuleMetadata(importedModuleType, false);
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if (importedMeta === null) {
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throw new Error(
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`Unexpected ${this._getTypeDescriptor(importedType)} '${stringify(importedType)}' imported by the module '${stringify(moduleType)}'`);
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}
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importedModules.push(importedMeta);
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} else {
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throw new Error(
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`Unexpected value '${stringify(importedType)}' imported by the module '${stringify(moduleType)}'`);
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}
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});
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}
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if (meta.exports) {
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flattenArray(meta.exports).forEach((exportedType) => {
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if (!isValidType(exportedType)) {
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throw new Error(
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`Unexpected value '${stringify(exportedType)}' exported by the module '${stringify(moduleType)}'`);
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}
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let exportedDirMeta: cpl.CompileDirectiveMetadata;
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let exportedPipeMeta: cpl.CompilePipeMetadata;
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let exportedModuleMeta: cpl.CompileNgModuleMetadata;
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if (exportedDirMeta = this.getDirectiveMetadata(exportedType, false)) {
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exportedDirectives.push(exportedDirMeta);
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} else if (exportedPipeMeta = this.getPipeMetadata(exportedType, false)) {
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exportedPipes.push(exportedPipeMeta);
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} else if (exportedModuleMeta = this.getNgModuleMetadata(exportedType, false)) {
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exportedModules.push(exportedModuleMeta);
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} else {
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throw new Error(
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`Unexpected ${this._getTypeDescriptor(exportedType)} '${stringify(exportedType)}' exported by the module '${stringify(moduleType)}'`);
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}
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});
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}
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// Note: This will be modified later, so we rely on
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// getting a new instance every time!
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const transitiveModule =
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this._getTransitiveNgModuleMetadata(importedModules, exportedModules);
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if (meta.declarations) {
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flattenArray(meta.declarations).forEach((declaredType) => {
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if (!isValidType(declaredType)) {
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throw new Error(
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`Unexpected value '${stringify(declaredType)}' declared by the module '${stringify(moduleType)}'`);
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}
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let declaredDirMeta: cpl.CompileDirectiveMetadata;
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let declaredPipeMeta: cpl.CompilePipeMetadata;
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if (declaredDirMeta = this.getDirectiveMetadata(declaredType, false)) {
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this._addDirectiveToModule(
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declaredDirMeta, moduleType, transitiveModule, declaredDirectives, true);
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} else if (declaredPipeMeta = this.getPipeMetadata(declaredType, false)) {
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this._addPipeToModule(
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declaredPipeMeta, moduleType, transitiveModule, declaredPipes, true);
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} else {
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throw new Error(
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`Unexpected ${this._getTypeDescriptor(declaredType)} '${stringify(declaredType)}' declared by the module '${stringify(moduleType)}'`);
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}
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});
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}
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// The providers of the module have to go last
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// so that they overwrite any other provider we already added.
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if (meta.providers) {
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providers.push(...this.getProvidersMetadata(
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meta.providers, entryComponents,
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`provider for the NgModule '${stringify(moduleType)}'`));
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}
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if (meta.entryComponents) {
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entryComponents.push(
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...flattenArray(meta.entryComponents)
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.map(type => this.getTypeMetadata(type, staticTypeModuleUrl(type))));
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}
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if (meta.bootstrap) {
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const typeMetadata = flattenArray(meta.bootstrap).map(type => {
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if (!isValidType(type)) {
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throw new Error(
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`Unexpected value '${stringify(type)}' used in the bootstrap property of module '${stringify(moduleType)}'`);
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}
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return this.getTypeMetadata(type, staticTypeModuleUrl(type));
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});
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bootstrapComponents.push(...typeMetadata);
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}
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entryComponents.push(...bootstrapComponents);
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if (meta.schemas) {
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schemas.push(...flattenArray(meta.schemas));
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}
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transitiveModule.entryComponents.push(...entryComponents);
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transitiveModule.providers.push(...providers);
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compileMeta = new cpl.CompileNgModuleMetadata({
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type: this.getTypeMetadata(moduleType, staticTypeModuleUrl(moduleType)),
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providers,
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entryComponents,
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bootstrapComponents,
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schemas,
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declaredDirectives,
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exportedDirectives,
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declaredPipes,
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exportedPipes,
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importedModules,
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exportedModules,
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transitiveModule,
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id: meta.id,
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});
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transitiveModule.modules.push(compileMeta);
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this._verifyModule(compileMeta);
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this._ngModuleCache.set(moduleType, compileMeta);
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}
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return compileMeta;
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}
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private _verifyModule(moduleMeta: cpl.CompileNgModuleMetadata) {
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moduleMeta.exportedDirectives.forEach((dirMeta) => {
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if (!moduleMeta.transitiveModule.directivesSet.has(dirMeta.type.reference)) {
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throw new Error(
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`Can't export directive ${stringify(dirMeta.type.reference)} from ${stringify(moduleMeta.type.reference)} as it was neither declared nor imported!`);
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}
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});
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moduleMeta.exportedPipes.forEach((pipeMeta) => {
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if (!moduleMeta.transitiveModule.pipesSet.has(pipeMeta.type.reference)) {
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throw new Error(
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`Can't export pipe ${stringify(pipeMeta.type.reference)} from ${stringify(moduleMeta.type.reference)} as it was neither declared nor imported!`);
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}
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});
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}
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private _getTypeDescriptor(type: Type<any>): string {
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if (this._directiveResolver.resolve(type, false) !== null) {
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return 'directive';
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}
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if (this._pipeResolver.resolve(type, false) !== null) {
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return 'pipe';
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}
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if (this._ngModuleResolver.resolve(type, false) !== null) {
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return 'module';
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}
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if ((type as any).provide) {
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return 'provider';
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}
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return 'value';
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}
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private _addTypeToModule(type: Type<any>, moduleType: Type<any>) {
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const oldModule = this._ngModuleOfTypes.get(type);
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if (oldModule && oldModule !== moduleType) {
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throw new Error(
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`Type ${stringify(type)} is part of the declarations of 2 modules: ${stringify(oldModule)} and ${stringify(moduleType)}! ` +
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`Please consider moving ${stringify(type)} to a higher module that imports ${stringify(oldModule)} and ${stringify(moduleType)}. ` +
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`You can also create a new NgModule that exports and includes ${stringify(type)} then import that NgModule in ${stringify(oldModule)} and ${stringify(moduleType)}.`);
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}
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this._ngModuleOfTypes.set(type, moduleType);
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}
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private _getTransitiveNgModuleMetadata(
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importedModules: cpl.CompileNgModuleMetadata[],
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exportedModules: cpl.CompileNgModuleMetadata[]): cpl.TransitiveCompileNgModuleMetadata {
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// collect `providers` / `entryComponents` from all imported and all exported modules
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const transitiveModules = getTransitiveModules(importedModules.concat(exportedModules), true);
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const providers = flattenArray(transitiveModules.map((ngModule) => ngModule.providers));
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const entryComponents =
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flattenArray(transitiveModules.map((ngModule) => ngModule.entryComponents));
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const transitiveExportedModules = getTransitiveModules(importedModules, false);
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const directives =
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flattenArray(transitiveExportedModules.map((ngModule) => ngModule.exportedDirectives));
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const pipes = flattenArray(transitiveExportedModules.map((ngModule) => ngModule.exportedPipes));
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return new cpl.TransitiveCompileNgModuleMetadata(
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transitiveModules, providers, entryComponents, directives, pipes);
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}
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private _addDirectiveToModule(
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dirMeta: cpl.CompileDirectiveMetadata, moduleType: any,
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transitiveModule: cpl.TransitiveCompileNgModuleMetadata,
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declaredDirectives: cpl.CompileDirectiveMetadata[], force: boolean = false): boolean {
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if (force || !transitiveModule.directivesSet.has(dirMeta.type.reference)) {
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transitiveModule.directivesSet.add(dirMeta.type.reference);
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transitiveModule.directives.push(dirMeta);
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declaredDirectives.push(dirMeta);
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this._addTypeToModule(dirMeta.type.reference, moduleType);
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return true;
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}
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return false;
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}
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private _addPipeToModule(
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pipeMeta: cpl.CompilePipeMetadata, moduleType: any,
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transitiveModule: cpl.TransitiveCompileNgModuleMetadata,
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declaredPipes: cpl.CompilePipeMetadata[], force: boolean = false): boolean {
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if (force || !transitiveModule.pipesSet.has(pipeMeta.type.reference)) {
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transitiveModule.pipesSet.add(pipeMeta.type.reference);
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transitiveModule.pipes.push(pipeMeta);
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declaredPipes.push(pipeMeta);
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this._addTypeToModule(pipeMeta.type.reference, moduleType);
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return true;
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}
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return false;
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}
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getTypeMetadata(type: Type<any>, moduleUrl: string, dependencies: any[] = null):
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cpl.CompileTypeMetadata {
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type = resolveForwardRef(type);
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return new cpl.CompileTypeMetadata({
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name: this.sanitizeTokenName(type),
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moduleUrl,
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reference: type,
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diDeps: this.getDependenciesMetadata(type, dependencies),
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lifecycleHooks: LIFECYCLE_HOOKS_VALUES.filter(hook => hasLifecycleHook(hook, type)),
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});
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}
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getFactoryMetadata(factory: Function, moduleUrl: string, dependencies: any[] = null):
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cpl.CompileFactoryMetadata {
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|
factory = resolveForwardRef(factory);
|
|
return new cpl.CompileFactoryMetadata({
|
|
name: this.sanitizeTokenName(factory),
|
|
moduleUrl,
|
|
reference: factory,
|
|
diDeps: this.getDependenciesMetadata(factory, dependencies)
|
|
});
|
|
}
|
|
|
|
getPipeMetadata(pipeType: Type<any>, throwIfNotFound = true): cpl.CompilePipeMetadata {
|
|
pipeType = resolveForwardRef(pipeType);
|
|
let meta = this._pipeCache.get(pipeType);
|
|
if (!meta) {
|
|
const pipeMeta = this._pipeResolver.resolve(pipeType, throwIfNotFound);
|
|
if (!pipeMeta) {
|
|
return null;
|
|
}
|
|
|
|
meta = new cpl.CompilePipeMetadata({
|
|
type: this.getTypeMetadata(pipeType, staticTypeModuleUrl(pipeType)),
|
|
name: pipeMeta.name,
|
|
pure: pipeMeta.pure
|
|
});
|
|
this._pipeCache.set(pipeType, meta);
|
|
}
|
|
return meta;
|
|
}
|
|
|
|
getDependenciesMetadata(typeOrFunc: Type<any>|Function, dependencies: any[]):
|
|
cpl.CompileDiDependencyMetadata[] {
|
|
let hasUnknownDeps = false;
|
|
let params = dependencies || this._reflector.parameters(typeOrFunc) || [];
|
|
|
|
let dependenciesMetadata: cpl.CompileDiDependencyMetadata[] = params.map((param) => {
|
|
let isAttribute = false;
|
|
let isHost = false;
|
|
let isSelf = false;
|
|
let isSkipSelf = false;
|
|
let isOptional = false;
|
|
let query: Query = null;
|
|
let viewQuery: Query = null;
|
|
var token: any = null;
|
|
if (Array.isArray(param)) {
|
|
param.forEach((paramEntry) => {
|
|
if (paramEntry instanceof Host) {
|
|
isHost = true;
|
|
} else if (paramEntry instanceof Self) {
|
|
isSelf = true;
|
|
} else if (paramEntry instanceof SkipSelf) {
|
|
isSkipSelf = true;
|
|
} else if (paramEntry instanceof Optional) {
|
|
isOptional = true;
|
|
} else if (paramEntry instanceof Attribute) {
|
|
isAttribute = true;
|
|
token = paramEntry.attributeName;
|
|
} else if (paramEntry instanceof Query) {
|
|
if (paramEntry.isViewQuery) {
|
|
viewQuery = paramEntry;
|
|
} else {
|
|
query = paramEntry;
|
|
}
|
|
} else if (paramEntry instanceof Inject) {
|
|
token = paramEntry.token;
|
|
} else if (isValidType(paramEntry) && isBlank(token)) {
|
|
token = paramEntry;
|
|
}
|
|
});
|
|
} else {
|
|
token = param;
|
|
}
|
|
if (isBlank(token)) {
|
|
hasUnknownDeps = true;
|
|
return null;
|
|
}
|
|
|
|
return new cpl.CompileDiDependencyMetadata({
|
|
isAttribute,
|
|
isHost,
|
|
isSelf,
|
|
isSkipSelf,
|
|
isOptional,
|
|
query: query ? this.getQueryMetadata(query, null, typeOrFunc) : null,
|
|
viewQuery: viewQuery ? this.getQueryMetadata(viewQuery, null, typeOrFunc) : null,
|
|
token: this.getTokenMetadata(token)
|
|
});
|
|
|
|
});
|
|
|
|
if (hasUnknownDeps) {
|
|
let depsTokens =
|
|
dependenciesMetadata.map((dep) => dep ? stringify(dep.token) : '?').join(', ');
|
|
throw new Error(
|
|
`Can't resolve all parameters for ${stringify(typeOrFunc)}: (${depsTokens}).`);
|
|
}
|
|
|
|
return dependenciesMetadata;
|
|
}
|
|
|
|
getTokenMetadata(token: any): cpl.CompileTokenMetadata {
|
|
token = resolveForwardRef(token);
|
|
let compileToken: cpl.CompileTokenMetadata;
|
|
if (typeof token === 'string') {
|
|
compileToken = new cpl.CompileTokenMetadata({value: token});
|
|
} else {
|
|
compileToken = new cpl.CompileTokenMetadata({
|
|
identifier: new cpl.CompileIdentifierMetadata({
|
|
reference: token,
|
|
name: this.sanitizeTokenName(token),
|
|
moduleUrl: staticTypeModuleUrl(token)
|
|
})
|
|
});
|
|
}
|
|
return compileToken;
|
|
}
|
|
|
|
getProvidersMetadata(
|
|
providers: Provider[], targetEntryComponents: cpl.CompileTypeMetadata[],
|
|
debugInfo?: string): Array<cpl.CompileProviderMetadata|cpl.CompileTypeMetadata|any[]> {
|
|
const compileProviders: Array<cpl.CompileProviderMetadata|cpl.CompileTypeMetadata|any[]> = [];
|
|
providers.forEach((provider: any, providerIdx: number) => {
|
|
provider = resolveForwardRef(provider);
|
|
if (provider && typeof provider == 'object' && provider.hasOwnProperty('provide')) {
|
|
provider = new cpl.ProviderMeta(provider.provide, provider);
|
|
}
|
|
let compileProvider: cpl.CompileProviderMetadata|cpl.CompileTypeMetadata|any[];
|
|
if (Array.isArray(provider)) {
|
|
compileProvider = this.getProvidersMetadata(provider, targetEntryComponents, debugInfo);
|
|
} else if (provider instanceof cpl.ProviderMeta) {
|
|
let tokenMeta = this.getTokenMetadata(provider.token);
|
|
if (tokenMeta.reference ===
|
|
resolveIdentifierToken(Identifiers.ANALYZE_FOR_ENTRY_COMPONENTS).reference) {
|
|
targetEntryComponents.push(...this._getEntryComponentsFromProvider(provider));
|
|
} else {
|
|
compileProvider = this.getProviderMetadata(provider);
|
|
}
|
|
} else if (isValidType(provider)) {
|
|
compileProvider = this.getTypeMetadata(provider, staticTypeModuleUrl(provider));
|
|
} else {
|
|
let providersInfo = (<string[]>providers.reduce(
|
|
(soFar: string[], seenProvider: any, seenProviderIdx: number) => {
|
|
if (seenProviderIdx < providerIdx) {
|
|
soFar.push(`${stringify(seenProvider)}`);
|
|
} else if (seenProviderIdx == providerIdx) {
|
|
soFar.push(`?${stringify(seenProvider)}?`);
|
|
} else if (seenProviderIdx == providerIdx + 1) {
|
|
soFar.push('...');
|
|
}
|
|
return soFar;
|
|
},
|
|
[]))
|
|
.join(', ');
|
|
|
|
throw new Error(
|
|
`Invalid ${debugInfo ? debugInfo : 'provider'} - only instances of Provider and Type are allowed, got: [${providersInfo}]`);
|
|
}
|
|
if (compileProvider) {
|
|
compileProviders.push(compileProvider);
|
|
}
|
|
});
|
|
return compileProviders;
|
|
}
|
|
|
|
private _getEntryComponentsFromProvider(provider: cpl.ProviderMeta): cpl.CompileTypeMetadata[] {
|
|
const components: cpl.CompileTypeMetadata[] = [];
|
|
const collectedIdentifiers: cpl.CompileIdentifierMetadata[] = [];
|
|
|
|
if (provider.useFactory || provider.useExisting || provider.useClass) {
|
|
throw new Error(`The ANALYZE_FOR_ENTRY_COMPONENTS token only supports useValue!`);
|
|
}
|
|
|
|
if (!provider.multi) {
|
|
throw new Error(`The ANALYZE_FOR_ENTRY_COMPONENTS token only supports 'multi = true'!`);
|
|
}
|
|
|
|
convertToCompileValue(provider.useValue, collectedIdentifiers);
|
|
collectedIdentifiers.forEach((identifier) => {
|
|
const dirMeta = this.getDirectiveMetadata(identifier.reference, false);
|
|
if (dirMeta) {
|
|
components.push(dirMeta.type);
|
|
}
|
|
});
|
|
return components;
|
|
}
|
|
|
|
getProviderMetadata(provider: cpl.ProviderMeta): cpl.CompileProviderMetadata {
|
|
let compileDeps: cpl.CompileDiDependencyMetadata[];
|
|
let compileTypeMetadata: cpl.CompileTypeMetadata = null;
|
|
let compileFactoryMetadata: cpl.CompileFactoryMetadata = null;
|
|
|
|
if (provider.useClass) {
|
|
compileTypeMetadata = this.getTypeMetadata(
|
|
provider.useClass, staticTypeModuleUrl(provider.useClass), provider.dependencies);
|
|
compileDeps = compileTypeMetadata.diDeps;
|
|
} else if (provider.useFactory) {
|
|
compileFactoryMetadata = this.getFactoryMetadata(
|
|
provider.useFactory, staticTypeModuleUrl(provider.useFactory), provider.dependencies);
|
|
compileDeps = compileFactoryMetadata.diDeps;
|
|
}
|
|
|
|
return new cpl.CompileProviderMetadata({
|
|
token: this.getTokenMetadata(provider.token),
|
|
useClass: compileTypeMetadata,
|
|
useValue: convertToCompileValue(provider.useValue, []),
|
|
useFactory: compileFactoryMetadata,
|
|
useExisting: provider.useExisting ? this.getTokenMetadata(provider.useExisting) : null,
|
|
deps: compileDeps,
|
|
multi: provider.multi
|
|
});
|
|
}
|
|
|
|
getQueriesMetadata(
|
|
queries: {[key: string]: Query}, isViewQuery: boolean,
|
|
directiveType: Type<any>): cpl.CompileQueryMetadata[] {
|
|
const res: cpl.CompileQueryMetadata[] = [];
|
|
|
|
Object.keys(queries).forEach((propertyName: string) => {
|
|
const query = queries[propertyName];
|
|
if (query.isViewQuery === isViewQuery) {
|
|
res.push(this.getQueryMetadata(query, propertyName, directiveType));
|
|
}
|
|
});
|
|
|
|
return res;
|
|
}
|
|
|
|
private _queryVarBindings(selector: any): string[] { return selector.split(/\s*,\s*/); }
|
|
|
|
getQueryMetadata(q: Query, propertyName: string, typeOrFunc: Type<any>|Function):
|
|
cpl.CompileQueryMetadata {
|
|
var selectors: cpl.CompileTokenMetadata[];
|
|
if (typeof q.selector === 'string') {
|
|
selectors = this._queryVarBindings(q.selector).map(varName => this.getTokenMetadata(varName));
|
|
} else {
|
|
if (!q.selector) {
|
|
throw new Error(
|
|
`Can't construct a query for the property "${propertyName}" of "${stringify(typeOrFunc)}" since the query selector wasn't defined.`);
|
|
}
|
|
selectors = [this.getTokenMetadata(q.selector)];
|
|
}
|
|
|
|
return new cpl.CompileQueryMetadata({
|
|
selectors,
|
|
first: q.first,
|
|
descendants: q.descendants, propertyName,
|
|
read: q.read ? this.getTokenMetadata(q.read) : null
|
|
});
|
|
}
|
|
}
|
|
|
|
function getTransitiveModules(
|
|
modules: cpl.CompileNgModuleMetadata[], includeImports: boolean,
|
|
targetModules: cpl.CompileNgModuleMetadata[] = [],
|
|
visitedModules = new Set<Type<any>>()): cpl.CompileNgModuleMetadata[] {
|
|
modules.forEach((ngModule) => {
|
|
if (!visitedModules.has(ngModule.type.reference)) {
|
|
visitedModules.add(ngModule.type.reference);
|
|
const nestedModules = includeImports ?
|
|
ngModule.importedModules.concat(ngModule.exportedModules) :
|
|
ngModule.exportedModules;
|
|
getTransitiveModules(nestedModules, includeImports, targetModules, visitedModules);
|
|
// Add after recursing so imported/exported modules are before the module itself.
|
|
// This is important for overwriting providers of imported modules!
|
|
targetModules.push(ngModule);
|
|
}
|
|
});
|
|
return targetModules;
|
|
}
|
|
|
|
|
|
function flattenArray(tree: any[], out: Array<any> = []): Array<any> {
|
|
if (tree) {
|
|
for (let i = 0; i < tree.length; i++) {
|
|
const item = resolveForwardRef(tree[i]);
|
|
if (Array.isArray(item)) {
|
|
flattenArray(item, out);
|
|
} else {
|
|
out.push(item);
|
|
}
|
|
}
|
|
}
|
|
return out;
|
|
}
|
|
|
|
function isValidType(value: any): boolean {
|
|
return cpl.isStaticSymbol(value) || (value instanceof Type);
|
|
}
|
|
|
|
function staticTypeModuleUrl(value: any): string {
|
|
return cpl.isStaticSymbol(value) ? value.filePath : null;
|
|
}
|
|
|
|
function componentModuleUrl(
|
|
reflector: ReflectorReader, type: Type<any>, cmpMetadata: Component): string {
|
|
if (cpl.isStaticSymbol(type)) {
|
|
return staticTypeModuleUrl(type);
|
|
}
|
|
|
|
const moduleId = cmpMetadata.moduleId;
|
|
|
|
if (typeof moduleId === 'string') {
|
|
const scheme = getUrlScheme(moduleId);
|
|
return scheme ? moduleId : `package:${moduleId}${MODULE_SUFFIX}`;
|
|
} else if (moduleId !== null && moduleId !== void 0) {
|
|
throw new Error(
|
|
`moduleId should be a string in "${stringify(type)}". See https://goo.gl/wIDDiL for more information.\n` +
|
|
`If you're using Webpack you should inline the template and the styles, see https://goo.gl/X2J8zc.`);
|
|
}
|
|
|
|
return reflector.importUri(type);
|
|
}
|
|
|
|
function convertToCompileValue(
|
|
value: any, targetIdentifiers: cpl.CompileIdentifierMetadata[]): any {
|
|
return visitValue(value, new _CompileValueConverter(), targetIdentifiers);
|
|
}
|
|
|
|
class _CompileValueConverter extends ValueTransformer {
|
|
visitOther(value: any, targetIdentifiers: cpl.CompileIdentifierMetadata[]): any {
|
|
let identifier: cpl.CompileIdentifierMetadata;
|
|
if (cpl.isStaticSymbol(value)) {
|
|
identifier = new cpl.CompileIdentifierMetadata(
|
|
{name: value.name, moduleUrl: value.filePath, reference: value});
|
|
} else {
|
|
identifier = new cpl.CompileIdentifierMetadata({reference: value});
|
|
}
|
|
targetIdentifiers.push(identifier);
|
|
return identifier;
|
|
}
|
|
}
|