angular-cn/packages/compiler/src/summary_resolver.ts

42 lines
1.5 KiB
TypeScript

/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {CompileTypeSummary} from './compile_metadata';
import {Type} from './core';
export interface Summary<T> {
symbol: T;
metadata: any;
type?: CompileTypeSummary;
}
export abstract class SummaryResolver<T> {
abstract isLibraryFile(fileName: string): boolean;
abstract toSummaryFileName(fileName: string, referringSrcFileName: string): string;
abstract fromSummaryFileName(fileName: string, referringLibFileName: string): string;
abstract resolveSummary(reference: T): Summary<T>|null;
abstract getSymbolsOf(filePath: string): T[]|null;
abstract getImportAs(reference: T): T;
abstract getKnownModuleName(fileName: string): string|null;
abstract addSummary(summary: Summary<T>): void;
}
export class JitSummaryResolver implements SummaryResolver<Type> {
private _summaries = new Map<Type, Summary<Type>>();
isLibraryFile(): boolean { return false; }
toSummaryFileName(fileName: string): string { return fileName; }
fromSummaryFileName(fileName: string): string { return fileName; }
resolveSummary(reference: Type): Summary<Type>|null {
return this._summaries.get(reference) || null;
}
getSymbolsOf(): Type[] { return []; }
getImportAs(reference: Type): Type { return reference; }
getKnownModuleName(fileName: string) { return null; }
addSummary(summary: Summary<Type>) { this._summaries.set(summary.symbol, summary); }
}