49 lines
1.4 KiB
TypeScript
49 lines
1.4 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 {Statement, areAllEquivalent} from '../output/output_ast';
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import {TypeScriptEmitter} from '../output/ts_emitter';
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export class GeneratedFile {
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public source: string|null;
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public stmts: Statement[]|null;
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constructor(
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public srcFileUrl: string, public genFileUrl: string, sourceOrStmts: string|Statement[]) {
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if (typeof sourceOrStmts === 'string') {
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this.source = sourceOrStmts;
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this.stmts = null;
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} else {
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this.source = null;
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this.stmts = sourceOrStmts;
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}
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}
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isEquivalent(other: GeneratedFile): boolean {
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if (this.genFileUrl !== other.genFileUrl) {
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return false;
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}
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if (this.source) {
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return this.source === other.source;
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}
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if (other.stmts == null) {
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return false;
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}
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// Note: the constructor guarantees that if this.source is not filled,
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// then this.stmts is.
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return areAllEquivalent(this.stmts !, other.stmts !);
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}
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}
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export function toTypeScript(file: GeneratedFile, preamble: string = ''): string {
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if (!file.stmts) {
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throw new Error(`Illegal state: No stmts present on GeneratedFile ${file.genFileUrl}`);
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}
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return new TypeScriptEmitter().emitStatements(file.genFileUrl, file.stmts, preamble);
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}
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