958 lines
34 KiB
TypeScript
958 lines
34 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 {AotCompilerHost, AotCompilerOptions, AotSummaryResolver, CompileDirectiveMetadata, CompileMetadataResolver, CompilerConfig, DirectiveNormalizer, DirectiveResolver, DomElementSchemaRegistry, HtmlParser, I18NHtmlParser, Lexer, NgModuleResolver, Parser, PipeResolver, StaticReflector, StaticSymbol, StaticSymbolCache, StaticSymbolResolver, TemplateParser, TypeScriptEmitter, analyzeNgModules, createAotUrlResolver} from '@angular/compiler';
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import {ViewEncapsulation} from '@angular/core';
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import * as ts from 'typescript';
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import {ConstantPool} from '../../src/constant_pool';
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import * as o from '../../src/output/output_ast';
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import {compileComponent, compileDirective} from '../../src/render3/r3_view_compiler';
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import {OutputContext} from '../../src/util';
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import {MockAotCompilerHost, MockCompilerHost, MockData, MockDirectory, arrayToMockDir, settings, setup, toMockFileArray} from '../aot/test_util';
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describe('r3_view_compiler', () => {
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const angularFiles = setup({
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compileAngular: true,
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compileAnimations: false,
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compileCommon: true,
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});
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describe('hello world', () => {
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it('should be able to generate the hello world component', () => {
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const files: MockDirectory = {
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app: {
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'hello.ts': `
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import {Component, NgModule} from '@angular/core';
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@Component({
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selector: 'hello-world',
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template: 'Hello, world!'
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})
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export class HelloWorldComponent {
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}
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@NgModule({
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declarations: [HelloWorldComponent]
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})
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export class HelloWorldModule {}
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`
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}
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};
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compile(files, angularFiles);
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});
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});
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it('should be able to generate the example', () => {
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const files: MockDirectory = {
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app: {
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'example.ts': `
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import {Component, OnInit, OnDestroy, ElementRef, Input, NgModule} from '@angular/core';
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import {CommonModule} from '@angular/common';
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@Component({
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selector: 'my-app',
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template: '<todo [data]="list"></todo>'
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})
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export class MyApp implements OnInit {
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list: any[] = [];
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constructor(public elementRef: ElementRef) {}
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ngOnInit(): void {
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}
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}
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@Component({
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selector: 'todo',
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template: '<ul class="list" [title]="myTitle"><li *ngFor="let item of data">{{data}}</li></ul>'
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})
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export class TodoComponent implements OnInit, OnDestroy {
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@Input()
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data: any[] = [];
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myTitle: string;
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constructor(public elementRef: ElementRef) {}
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ngOnInit(): void {}
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ngOnDestroy(): void {}
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}
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@NgModule({
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declarations: [TodoComponent, MyApp],
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imports: [CommonModule]
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})
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export class TodoModule{}
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`
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}
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};
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const result = compile(files, angularFiles);
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expect(result.source).toContain('@angular/core');
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});
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describe('interpolations', () => {
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// Regression #21927
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it('should generate a correct call to bV with more than 8 interpolations', () => {
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const files: MockDirectory = {
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app: {
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'example.ts': `
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import {Component, NgModule} from '@angular/core';
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@Component({
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selector: 'my-app',
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template: ' {{list[0]}} {{list[1]}} {{list[2]}} {{list[3]}} {{list[4]}} {{list[5]}} {{list[6]}} {{list[7]}} {{list[8]}} '
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})
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export class MyApp implements OnInit {
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list: any[] = [];
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}
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@NgModule({declarations: [MyApp]})
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export class MyModule {}`
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}
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};
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const bV_call = `IDENT.ɵbV([' ',ctx.list[0],' ',ctx.list[1],' ',ctx.list[2],' ',ctx.list[3],
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' ',ctx.list[4],' ',ctx.list[5],' ',ctx.list[6],' ',ctx.list[7],' ',ctx.list[8],
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' '])`;
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const result = compile(files, angularFiles);
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expectEmit(result.source, bV_call, 'Incorrect bV call');
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});
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});
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/* These tests are codified version of the tests in compiler_canonical_spec.ts. Every
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* test in compiler_canonical_spec.ts should have a corresponding test here.
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*/
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describe('compiler conformance', () => {
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describe('elements', () => {
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it('should translate DOM structure', () => {
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const files = {
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app: {
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'spec.ts': `
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import {Component, NgModule} from '@angular/core';
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@Component({
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selector: 'my-component',
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template: \`<div class="my-app" title="Hello">Hello <b>World</b>!</div>\`
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})
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export class MyComponent {}
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@NgModule({declarations: [MyComponent]})
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export class MyModule {}
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`
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}
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};
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// The factory should look like this:
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const factory = 'factory: function MyComponent_Factory() { return new MyComponent(); }';
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// The template should look like this (where IDENT is a wild card for an identifier):
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const template = `
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template: function MyComponent_Template(ctx: IDENT, cm: IDENT) {
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if (cm) {
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IDENT.ɵE(0, 'div', IDENT);
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IDENT.ɵT(1, 'Hello ');
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IDENT.ɵE(2, 'b');
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IDENT.ɵT(3, 'World');
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IDENT.ɵe();
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IDENT.ɵT(4, '!');
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IDENT.ɵe();
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}
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}
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`;
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// The compiler should also emit a const array like this:
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const constants = `const IDENT = ['class', 'my-app', 'title', 'Hello'];`;
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const result = compile(files, angularFiles);
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expectEmit(result.source, factory, 'Incorrect factory');
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expectEmit(result.source, template, 'Incorrect template');
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expectEmit(result.source, constants, 'Incorrect shared constants');
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});
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});
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});
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describe('components & directives', () => {
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it('should instantiate directives', () => {
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const files = {
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app: {
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'spec.ts': `
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import {Component, Directive, NgModule} from '@angular/core';
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@Component({selector: 'child', template: 'child-view'})
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export class ChildComponent {}
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@Directive({selector: '[some-directive]'})
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export class SomeDirective {}
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@Component({selector: 'my-component', template: '<child some-directive></child>!'})
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export class MyComponent {}
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@NgModule({declarations: [ChildComponent, SomeDirective, MyComponent]})
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export class MyModule{}
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`
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}
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};
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// ChildComponent definition should be:
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const ChildComponentDefinition = `
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static ngComponentDef = IDENT.ɵdefineComponent({
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type: ChildComponent,
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tag: 'child',
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factory: function ChildComponent_Factory() { return new ChildComponent(); },
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template: function ChildComponent_Template(ctx: IDENT, cm: IDENT) {
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if (cm) {
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IDENT.ɵT(0, 'child-view');
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}
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}
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});`;
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// SomeDirective definition should be:
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const SomeDirectiveDefinition = `
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static ngDirectiveDef = IDENT.ɵdefineDirective({
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type: SomeDirective,
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factory: function SomeDirective_Factory() {return new SomeDirective(); }
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});
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`;
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// MyComponent definition should be:
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const MyComponentDefinition = `
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static ngComponentDef = IDENT.ɵdefineComponent({
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type: MyComponent,
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tag: 'my-component',
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factory: function MyComponent_Factory() { return new MyComponent(); },
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template: function MyComponent_Template(ctx: IDENT, cm: IDENT) {
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if (cm) {
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IDENT.ɵE(0, ChildComponent, IDENT, IDENT);
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IDENT.ɵe();
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IDENT.ɵT(3, '!');
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}
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ChildComponent.ngComponentDef.h(1, 0);
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SomeDirective.ngDirectiveDef.h(2, 0);
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IDENT.ɵr(1, 0);
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IDENT.ɵr(2, 0);
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}
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});
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`;
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// The following constants should be emitted as well.
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const AttributesConstant = `const IDENT = ['some-directive', ''];`;
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const DirectivesConstant = `const IDENT = [SomeDirective];`;
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const result = compile(files, angularFiles);
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const source = result.source;
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expectEmit(source, ChildComponentDefinition, 'Incorrect ChildComponent.ngComponentDef');
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expectEmit(source, SomeDirectiveDefinition, 'Incorrect SomeDirective.ngDirectiveDef');
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expectEmit(source, MyComponentDefinition, 'Incorrect MyComponentDefinition.ngComponentDef');
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expectEmit(source, AttributesConstant, 'Incorrect shared attributes constant');
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expectEmit(source, DirectivesConstant, 'Incorrect share directives constant');
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});
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it('should support structural directives', () => {
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const files = {
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app: {
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'spec.ts': `
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import {Component, Directive, NgModule, TemplateRef} from '@angular/core';
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@Directive({selector: '[if]'})
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export class IfDirective {
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constructor(template: TemplateRef<any>) { }
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}
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@Component({
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selector: 'my-component',
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template: '<ul #foo><li *if>{{salutation}} {{foo}}</li></ul>'
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})
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export class MyComponent {
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salutation = 'Hello';
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}
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@NgModule({declarations: [IfDirective, MyComponent]})
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export class MyModule {}
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`
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}
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};
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const IfDirectiveDefinition = `
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static ngDirectiveDef = IDENT.ɵdefineDirective({
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type: IfDirective,
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factory: function IfDirective_Factory() { return new IfDirective(IDENT.ɵinjectTemplateRef()); }
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});`;
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const MyComponentDefinition = `
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static ngComponentDef = IDENT.ɵdefineComponent({
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type: MyComponent,
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tag: 'my-component',
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factory: function MyComponent_Factory() { return new MyComponent(); },
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template: function MyComponent_Template(ctx: IDENT, cm: IDENT) {
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if (cm) {
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IDENT.ɵE(0, 'ul', null, null, IDENT);
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IDENT.ɵC(2, IDENT, MyComponent_IfDirective_Template_2);
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IDENT.ɵe();
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}
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const IDENT = IDENT.ɵm(1);
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IfDirective.ngDirectiveDef.h(3,2);
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IDENT.ɵcR(2);
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IDENT.ɵr(3,2);
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IDENT.ɵcr();
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function MyComponent_IfDirective_Template_2(ctx0: IDENT, cm: IDENT) {
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if (cm) {
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IDENT.ɵE(0, 'li');
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IDENT.ɵT(1);
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IDENT.ɵe();
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}
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IDENT.ɵt(1, IDENT.ɵb2('', ctx.salutation, ' ', IDENT, ''));
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}
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}
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});`;
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const locals = `const IDENT = ['foo', ''];`;
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const directives = `const IDENT = [IfDirective];`;
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const result = compile(files, angularFiles);
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const source = result.source;
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expectEmit(source, IfDirectiveDefinition, 'Incorrect IfDirective.ngDirectiveDef');
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expectEmit(source, MyComponentDefinition, 'Incorrect MyComponent.ngComponentDef');
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expectEmit(source, locals, 'Incorrect share locals constant');
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expectEmit(source, directives, 'Incorrect shared directive constant');
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});
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it('should support content projection', () => {
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const files = {
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app: {
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'spec.ts': `
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import {Component, Directive, NgModule, TemplateRef} from '@angular/core';
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@Component({selector: 'simple', template: '<div><ng-content></ng-content></div>'})
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export class SimpleComponent {}
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@Component({
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selector: 'complex',
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template: \`
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<div id="first"><ng-content select="span[title=toFirst]"></ng-content></div>
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<div id="second"><ng-content select="span[title=toSecond]"></ng-content></div>\`
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})
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export class ComplexComponent { }
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@NgModule({declarations: [SimpleComponent, ComplexComponent]})
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export class MyModule {}
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@Component({
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selector: 'my-app',
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template: '<simple>content</simple> <complex></complex>'
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})
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export class MyApp {}
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`
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}
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};
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const SimpleComponentDefinition = `
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static ngComponentDef = IDENT.ɵdefineComponent({
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type: SimpleComponent,
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tag: 'simple',
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factory: function SimpleComponent_Factory() { return new SimpleComponent(); },
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template: function SimpleComponent_Template(ctx: IDENT, cm: IDENT) {
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if (cm) {
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IDENT.ɵpD(0);
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IDENT.ɵE(1, 'div');
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IDENT.ɵP(2, 0);
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IDENT.ɵe();
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}
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}
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});`;
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const ComplexComponentDefinition = `
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static ngComponentDef = IDENT.ɵdefineComponent({
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type: ComplexComponent,
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tag: 'complex',
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factory: function ComplexComponent_Factory() { return new ComplexComponent(); },
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template: function ComplexComponent_Template(ctx: IDENT, cm: IDENT) {
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if (cm) {
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IDENT.ɵpD(0, IDENT);
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IDENT.ɵE(1, 'div', IDENT);
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IDENT.ɵP(2, 0, 1);
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IDENT.ɵe();
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IDENT.ɵE(3, 'div', IDENT);
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IDENT.ɵP(4, 0, 2);
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IDENT.ɵe();
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}
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}
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});
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`;
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const ComplexComponent_ProjectionConst = `
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const IDENT = [[[['span', 'title', 'tofirst'], null]], [[['span', 'title', 'tosecond'], null]]];
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`;
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const result = compile(files, angularFiles);
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const source = result.source;
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expectEmit(result.source, SimpleComponentDefinition, 'Incorrect SimpleComponent definition');
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expectEmit(
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result.source, ComplexComponentDefinition, 'Incorrect ComplexComponent definition');
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expectEmit(result.source, ComplexComponent_ProjectionConst, 'Incorrect projection const');
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});
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it('local reference', () => {
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const files = {
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app: {
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'spec.ts': `
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import {Component, NgModule} from '@angular/core';
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@Component({selector: 'my-component', template: '<input #user>Hello {{user.value}}!'})
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export class MyComponent {}
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@NgModule({declarations: [MyComponent]})
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export class MyModule {}
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`
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}
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};
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const MyComponentDefinition = `
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static ngComponentDef = IDENT.ɵdefineComponent({
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type: MyComponent,
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tag: 'my-component',
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factory: function MyComponent_Factory() { return new MyComponent(); },
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template: function MyComponent_Template(ctx: IDENT, cm: IDENT) {
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if (cm) {
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IDENT.ɵE(0, 'input', null, null, IDENT);
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IDENT.ɵe();
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IDENT.ɵT(2);
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}
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const IDENT = IDENT.ɵm(1);
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IDENT.ɵt(2, IDENT.ɵb1('Hello ', IDENT.value, '!'));
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}
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});
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`;
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const locals = `const IDENT = ['user', ''];`;
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const result = compile(files, angularFiles);
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const source = result.source;
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expectEmit(source, MyComponentDefinition, 'Incorrect MyComponent.ngComponentDef');
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expectEmit(source, locals, 'Incorrect locals constant definition');
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});
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describe('lifecycle hooks', () => {
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const files = {
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app: {
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'spec.ts': `
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import {Component, Input, NgModule} from '@angular/core';
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let events: string[] = [];
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@Component({selector: 'lifecycle-comp', template: ''})
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export class LifecycleComp {
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@Input('name') nameMin: string;
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ngOnChanges() { events.push('changes' + this.nameMin); }
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ngOnInit() { events.push('init' + this.nameMin); }
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ngDoCheck() { events.push('check' + this.nameMin); }
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ngAfterContentInit() { events.push('content init' + this.nameMin); }
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ngAfterContentChecked() { events.push('content check' + this.nameMin); }
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ngAfterViewInit() { events.push('view init' + this.nameMin); }
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ngAfterViewChecked() { events.push('view check' + this.nameMin); }
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ngOnDestroy() { events.push(this.nameMin); }
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}
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@Component({
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selector: 'simple-layout',
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template: \`
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<lifecycle-comp [name]="name1"></lifecycle-comp>
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<lifecycle-comp [name]="name2"></lifecycle-comp>
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\`
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})
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export class SimpleLayout {
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name1 = '1';
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name2 = '2';
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}
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@NgModule({declarations: [LifecycleComp, SimpleLayout]}
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export class LifecycleModule {}
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`
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}
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};
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it('should gen hooks with a few simple components', () => {
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const LifecycleCompDefinition = `
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static ngComponentDef = IDENT.ɵdefineComponent({
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type: LifecycleComp,
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tag: 'lifecycle-comp',
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factory: function LifecycleComp_Factory() { return new LifecycleComp(); },
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template: function LifecycleComp_Template(ctx: any, cm: boolean) {},
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inputs: {nameMin: 'name'},
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features: [IDENT.ɵNgOnChangesFeature(LifecycleComp)]
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});`;
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const SimpleLayoutDefinition = `
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static ngComponentDef = IDENT.ɵdefineComponent({
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type: SimpleLayout,
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tag: 'simple-layout',
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factory: function SimpleLayout_Factory() { return new SimpleLayout(); },
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template: function SimpleLayout_Template(ctx: any, cm: boolean) {
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if (cm) {
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IDENT.ɵE(0, LifecycleComp);
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IDENT.ɵe();
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IDENT.ɵE(2, LifecycleComp);
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IDENT.ɵe();
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}
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IDENT.ɵp(0, 'name', IDENT.ɵb(ctx.name1));
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IDENT.ɵp(2, 'name', IDENT.ɵb(ctx.name2));
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IDENT.h(1, 0);
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IDENT.h(3, 2);
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IDENT.ɵr(1, 0);
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IDENT.ɵr(3, 2);
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}
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});`;
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const result = compile(files, angularFiles);
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const source = result.source;
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|
|
expectEmit(source, LifecycleCompDefinition, 'Invalid LifecycleComp definition');
|
|
expectEmit(source, SimpleLayoutDefinition, 'Invalid SimpleLayout definition');
|
|
});
|
|
});
|
|
|
|
describe('template variables', () => {
|
|
const shared = {
|
|
shared: {
|
|
'for_of.ts': `
|
|
import {Directive, Input, SimpleChanges, TemplateRef, ViewContainerRef} from '@angular/core';
|
|
|
|
export interface ForOfContext {
|
|
$implicit: any;
|
|
index: number;
|
|
even: boolean;
|
|
odd: boolean;
|
|
}
|
|
|
|
@Directive({selector: '[forOf]'})
|
|
export class ForOfDirective {
|
|
private previous: any[];
|
|
|
|
constructor(private view: ViewContainerRef, private template: TemplateRef<any>) {}
|
|
|
|
@Input() forOf: any[];
|
|
|
|
ngOnChanges(simpleChanges: SimpleChanges) {
|
|
if ('forOf' in simpleChanges) {
|
|
this.update();
|
|
}
|
|
}
|
|
|
|
ngDoCheck(): void {
|
|
const previous = this.previous;
|
|
const current = this.forOf;
|
|
if (!previous || previous.length != current.length ||
|
|
previous.some((value: any, index: number) => current[index] !== previous[index])) {
|
|
this.update();
|
|
}
|
|
}
|
|
|
|
private update() {
|
|
// TODO(chuckj): Not implemented yet
|
|
// this.view.clear();
|
|
if (this.forOf) {
|
|
const current = this.forOf;
|
|
for (let i = 0; i < current.length; i++) {
|
|
const context = {$implicit: current[i], index: i, even: i % 2 == 0, odd: i % 2 == 1};
|
|
// TODO(chuckj): Not implemented yet
|
|
// this.view.createEmbeddedView(this.template, context);
|
|
}
|
|
this.previous = [...this.forOf];
|
|
}
|
|
}
|
|
}
|
|
`
|
|
}
|
|
};
|
|
|
|
it('should support a let variable and reference', () => {
|
|
const files = {
|
|
app: {
|
|
...shared,
|
|
'spec.ts': `
|
|
import {Component, NgModule} from '@angular/core';
|
|
import {ForOfDirective} from './shared/for_of';
|
|
|
|
@Component({
|
|
selector: 'my-component',
|
|
template: \`<ul><li *for="let item of items">{{item.name}}</li></ul>\`
|
|
})
|
|
export class MyComponent {
|
|
items = [{name: 'one'}, {name: 'two'}];
|
|
}
|
|
|
|
@NgModule({
|
|
declarations: [MyComponent, ForOfDirective]
|
|
})
|
|
export class MyModule {}
|
|
`
|
|
}
|
|
};
|
|
|
|
// TODO(chuckj): Enforce this when the directives are specified
|
|
const ForDirectiveDefinition = `
|
|
static ngDirectiveDef = IDENT.ɵdefineDirective({
|
|
type: ForOfDirective,
|
|
factory: function ForOfDirective_Factory() {
|
|
return new ForOfDirective(IDENT.ɵinjectViewContainerRef(), IDENT.ɵinjectTemplateRef());
|
|
},
|
|
features: [IDENT.ɵNgOnChangesFeature(NgForOf)],
|
|
inputs: {forOf: 'forOf'}
|
|
});
|
|
`;
|
|
|
|
const MyComponentDefinition = `
|
|
static ngComponentDef = IDENT.ɵdefineComponent({
|
|
type: MyComponent,
|
|
tag: 'my-component',
|
|
factory: function MyComponent_Factory() { return new MyComponent(); },
|
|
template: function MyComponent_Template(ctx: IDENT, cm: IDENT) {
|
|
if (cm) {
|
|
IDENT.ɵE(0, 'ul');
|
|
IDENT.ɵC(1, IDENT, MyComponent_ForOfDirective_Template_1);
|
|
IDENT.ɵe();
|
|
}
|
|
IDENT.ɵp(1, 'forOf', IDENT.ɵb(ctx.items));
|
|
ForOfDirective.ngDirectiveDef.h(2, 1);
|
|
IDENT.ɵcR(1);
|
|
IDENT.ɵr(2, 1);
|
|
IDENT.ɵcr();
|
|
|
|
function MyComponent_ForOfDirective_Template_1(ctx0: IDENT, cm: IDENT) {
|
|
if (cm) {
|
|
IDENT.ɵE(0, 'li');
|
|
IDENT.ɵT(1);
|
|
IDENT.ɵe();
|
|
}
|
|
const IDENT = ctx0.$implicit;
|
|
IDENT.ɵt(1, IDENT.ɵb1('', IDENT.name, ''));
|
|
}
|
|
}
|
|
});
|
|
`;
|
|
|
|
const result = compile(files, angularFiles);
|
|
const source = result.source;
|
|
|
|
// TODO(chuckj): Enforce this when the directives are specified
|
|
// expectEmit(source, ForDirectiveDefinition, 'Invalid directive definition');
|
|
expectEmit(source, MyComponentDefinition, 'Invalid component definition');
|
|
});
|
|
|
|
it('should support accessing parent template variables', () => {
|
|
const files = {
|
|
app: {
|
|
...shared,
|
|
'spec.ts': `
|
|
import {Component, NgModule} from '@angular/core';
|
|
import {ForOfDirective} from './shared/for_of';
|
|
|
|
@Component({
|
|
selector: 'my-component',
|
|
template: \`
|
|
<ul>
|
|
<li *for="let item of items">
|
|
<div>{{item.name}}</div>
|
|
<ul>
|
|
<li *for="let info of item.infos">
|
|
{{item.name}}: {{info.description}}
|
|
</li>
|
|
</ul>
|
|
</li>
|
|
</ul>\`
|
|
})
|
|
export class MyComponent {
|
|
items: Item[] = [
|
|
{name: 'one', infos: [{description: '11'}, {description: '12'}]},
|
|
{name: 'two', infos: [{description: '21'}, {description: '22'}]}
|
|
];
|
|
}
|
|
|
|
@NgModule({
|
|
declarations: [MyComponent, ForOfDirective]
|
|
})
|
|
export class MyModule {}
|
|
`
|
|
}
|
|
};
|
|
|
|
const MyComponentDefinition = `
|
|
static ngComponentDef = IDENT.ɵdefineComponent({
|
|
type: MyComponent,
|
|
tag: 'my-component',
|
|
factory: function MyComponent_Factory() { return new MyComponent(); },
|
|
template: function MyComponent_Template(ctx: IDENT, cm: IDENT) {
|
|
if (cm) {
|
|
IDENT.ɵE(0, 'ul');
|
|
IDENT.ɵC(1, IDENT, MyComponent_ForOfDirective_Template_1);
|
|
IDENT.ɵe();
|
|
}
|
|
IDENT.ɵp(1, 'forOf', IDENT.ɵb(ctx.items));
|
|
IDENT.h(2,1);
|
|
IDENT.ɵcR(1);
|
|
IDENT.ɵr(2, 1);
|
|
IDENT.ɵcr();
|
|
|
|
function MyComponent_ForOfDirective_Template_1(ctx0: IDENT, cm: IDENT) {
|
|
if (cm) {
|
|
IDENT.ɵE(0, 'li');
|
|
IDENT.ɵE(1, 'div');
|
|
IDENT.ɵT(2);
|
|
IDENT.ɵe();
|
|
IDENT.ɵE(3, 'ul');
|
|
IDENT.ɵC(4, IDENT, MyComponent_ForOfDirective_ForOfDirective_Template_4);
|
|
IDENT.ɵe();
|
|
IDENT.ɵe();
|
|
}
|
|
const IDENT = ctx0.$implicit;
|
|
IDENT.ɵp(4, 'forOf', IDENT.ɵb(IDENT.infos));
|
|
IDENT.h(5,4);
|
|
IDENT.ɵt(2, IDENT.ɵb1('', IDENT.name, ''));
|
|
IDENT.ɵcR(4);
|
|
IDENT.ɵr(5, 4);
|
|
IDENT.ɵcr();
|
|
|
|
function MyComponent_ForOfDirective_ForOfDirective_Template_4(
|
|
ctx1: IDENT, cm: IDENT) {
|
|
if (cm) {
|
|
IDENT.ɵE(0, 'li');
|
|
IDENT.ɵT(1);
|
|
IDENT.ɵe();
|
|
}
|
|
const IDENT = ctx1.$implicit;
|
|
IDENT.ɵt(1, IDENT.ɵb2(' ', IDENT.name, ': ', IDENT.description, ' '));
|
|
}
|
|
}
|
|
}
|
|
});`;
|
|
|
|
const result = compile(files, angularFiles);
|
|
const source = result.source;
|
|
expectEmit(source, MyComponentDefinition, 'Invalid component definition');
|
|
});
|
|
});
|
|
});
|
|
});
|
|
|
|
const IDENTIFIER = /[A-Za-z_$ɵ][A-Za-z0-9_$]*/;
|
|
const OPERATOR =
|
|
/!|%|\*|\/|\^|\&|\&\&\|\||\|\||\(|\)|\{|\}|\[|\]|:|;|\.|<|<=|>|>=|=|==|===|!=|!==|=>|\+|\+\+|-|--|@|,|\.|\.\.\./;
|
|
const STRING = /\'[^'\n]*\'|"[^'\n]*"|`[^`]*`/;
|
|
const NUMBER = /[0-9]+/;
|
|
const TOKEN = new RegExp(
|
|
`^((${IDENTIFIER.source})|(${OPERATOR.source})|(${STRING.source})|${NUMBER.source})`);
|
|
const WHITESPACE = /^\s+/;
|
|
|
|
type Piece = string | RegExp;
|
|
|
|
const IDENT = /[A-Za-z$_][A-Za-z0-9$_]*/;
|
|
|
|
function tokenize(text: string): Piece[] {
|
|
function matches(exp: RegExp): string|false {
|
|
const m = text.match(exp);
|
|
if (!m) return false;
|
|
text = text.substr(m[0].length);
|
|
return m[0];
|
|
}
|
|
function next(): string {
|
|
const result = matches(TOKEN);
|
|
if (!result) {
|
|
throw Error(`Invalid test, no token found for '${text.substr(0, 30)}...'`);
|
|
}
|
|
matches(WHITESPACE);
|
|
return result;
|
|
}
|
|
|
|
const pieces: Piece[] = [];
|
|
matches(WHITESPACE);
|
|
while (text) {
|
|
const token = next();
|
|
if (token === 'IDENT') {
|
|
pieces.push(IDENT);
|
|
} else {
|
|
pieces.push(token);
|
|
}
|
|
}
|
|
return pieces;
|
|
}
|
|
|
|
const contextWidth = 100;
|
|
function expectEmit(source: string, emitted: string, description: string) {
|
|
const pieces = tokenize(emitted);
|
|
const expr = r(...pieces);
|
|
if (!expr.test(source)) {
|
|
let last: number = 0;
|
|
for (let i = 1; i < pieces.length; i++) {
|
|
let t = r(...pieces.slice(0, i));
|
|
let m = source.match(t);
|
|
let expected = pieces[i - 1] == IDENT ? '<IDENT>' : pieces[i - 1];
|
|
if (!m) {
|
|
const contextPieceWidth = contextWidth / 2;
|
|
fail(
|
|
`${description}: Expected to find ${expected} '${source.substr(0,last)}[<---HERE expected "${expected}"]${source.substr(last)}'`);
|
|
return;
|
|
} else {
|
|
last = (m.index || 0) + m[0].length;
|
|
}
|
|
}
|
|
fail(
|
|
`Test helper failure: Expected expression failed but the reporting logic could not find where it failed in: ${source}`);
|
|
}
|
|
}
|
|
|
|
const IDENT_LIKE = /^[a-z][A-Z]/;
|
|
const SPECIAL_RE_CHAR = /\/|\(|\)|\||\*|\+|\[|\]|\{|\}|\$/g;
|
|
function r(...pieces: (string | RegExp)[]): RegExp {
|
|
let results: string[] = [];
|
|
let first = true;
|
|
for (const piece of pieces) {
|
|
if (!first)
|
|
results.push(`\\s${typeof piece === 'string' && IDENT_LIKE.test(piece) ? '+' : '*'}`);
|
|
first = false;
|
|
if (typeof piece === 'string') {
|
|
results.push(piece.replace(SPECIAL_RE_CHAR, s => '\\' + s));
|
|
} else {
|
|
results.push('(' + piece.source + ')');
|
|
}
|
|
}
|
|
return new RegExp(results.join(''));
|
|
}
|
|
|
|
function compile(
|
|
data: MockDirectory, angularFiles: MockData, options: AotCompilerOptions = {},
|
|
errorCollector: (error: any, fileName?: string) => void = error => { throw error; }) {
|
|
const testFiles = toMockFileArray(data);
|
|
const scripts = testFiles.map(entry => entry.fileName);
|
|
const angularFilesArray = toMockFileArray(angularFiles);
|
|
const files = arrayToMockDir([...testFiles, ...angularFilesArray]);
|
|
const mockCompilerHost = new MockCompilerHost(scripts, files);
|
|
const compilerHost = new MockAotCompilerHost(mockCompilerHost);
|
|
|
|
const program = ts.createProgram(scripts, {...settings}, mockCompilerHost);
|
|
|
|
// TODO(chuckj): Replace with a variant of createAotCompiler() when the r3_view_compiler is
|
|
// integrated
|
|
const translations = options.translations || '';
|
|
|
|
const urlResolver = createAotUrlResolver(compilerHost);
|
|
const symbolCache = new StaticSymbolCache();
|
|
const summaryResolver = new AotSummaryResolver(compilerHost, symbolCache);
|
|
const symbolResolver = new StaticSymbolResolver(compilerHost, symbolCache, summaryResolver);
|
|
const staticReflector =
|
|
new StaticReflector(summaryResolver, symbolResolver, [], [], errorCollector);
|
|
const htmlParser = new I18NHtmlParser(
|
|
new HtmlParser(), translations, options.i18nFormat, options.missingTranslation, console);
|
|
const config = new CompilerConfig({
|
|
defaultEncapsulation: ViewEncapsulation.Emulated,
|
|
useJit: false,
|
|
enableLegacyTemplate: options.enableLegacyTemplate === true,
|
|
missingTranslation: options.missingTranslation,
|
|
preserveWhitespaces: options.preserveWhitespaces,
|
|
strictInjectionParameters: options.strictInjectionParameters,
|
|
});
|
|
const normalizer = new DirectiveNormalizer(
|
|
{get: (url: string) => compilerHost.loadResource(url)}, urlResolver, htmlParser, config);
|
|
const expressionParser = new Parser(new Lexer());
|
|
const elementSchemaRegistry = new DomElementSchemaRegistry();
|
|
const templateParser = new TemplateParser(
|
|
config, staticReflector, expressionParser, elementSchemaRegistry, htmlParser, console, []);
|
|
const resolver = new CompileMetadataResolver(
|
|
config, htmlParser, new NgModuleResolver(staticReflector),
|
|
new DirectiveResolver(staticReflector), new PipeResolver(staticReflector), summaryResolver,
|
|
elementSchemaRegistry, normalizer, console, symbolCache, staticReflector, errorCollector);
|
|
|
|
|
|
|
|
// Create the TypeScript program
|
|
const sourceFiles = program.getSourceFiles().map(sf => sf.fileName);
|
|
|
|
// Analyze the modules
|
|
// TODO(chuckj): Eventually this should not be necessary as the ts.SourceFile should be sufficient
|
|
// to generate a template definition.
|
|
const analyzedModules = analyzeNgModules(sourceFiles, compilerHost, symbolResolver, resolver);
|
|
|
|
const directives = Array.from(analyzedModules.ngModuleByPipeOrDirective.keys());
|
|
|
|
const fakeOutputContext: OutputContext = {
|
|
genFilePath: 'fakeFactory.ts',
|
|
statements: [],
|
|
importExpr(symbol: StaticSymbol, typeParams: o.Type[]) {
|
|
if (!(symbol instanceof StaticSymbol)) {
|
|
if (!symbol) {
|
|
throw new Error('Invalid: undefined passed to as a symbol');
|
|
}
|
|
throw new Error(`Invalid: ${(symbol as any).constructor.name} is not a symbol`);
|
|
}
|
|
return (symbol.members || [])
|
|
.reduce(
|
|
(expr, member) => expr.prop(member),
|
|
<o.Expression>o.importExpr(new o.ExternalReference(symbol.filePath, symbol.name)));
|
|
},
|
|
constantPool: new ConstantPool()
|
|
};
|
|
|
|
// Load All directives
|
|
for (const directive of directives) {
|
|
const module = analyzedModules.ngModuleByPipeOrDirective.get(directive) !;
|
|
resolver.loadNgModuleDirectiveAndPipeMetadata(module.type.reference, true);
|
|
}
|
|
|
|
// Compile the directives.
|
|
for (const directive of directives) {
|
|
const module = analyzedModules.ngModuleByPipeOrDirective.get(directive);
|
|
if (!module || !module.type.reference.filePath.startsWith('/app')) {
|
|
continue;
|
|
}
|
|
if (resolver.isDirective(directive)) {
|
|
const metadata = resolver.getDirectiveMetadata(directive);
|
|
if (metadata.isComponent) {
|
|
const fakeUrl = 'ng://fake-template-url.html';
|
|
const htmlAst = htmlParser.parse(metadata.template !.template !, fakeUrl);
|
|
|
|
const directives = module.transitiveModule.directives.map(
|
|
dir => resolver.getDirectiveSummary(dir.reference));
|
|
const pipes =
|
|
module.transitiveModule.pipes.map(pipe => resolver.getPipeSummary(pipe.reference));
|
|
const parsedTemplate = templateParser.parse(
|
|
metadata, htmlAst, directives, pipes, module.schemas, fakeUrl, false);
|
|
|
|
compileComponent(fakeOutputContext, metadata, parsedTemplate.template, staticReflector);
|
|
} else {
|
|
compileDirective(fakeOutputContext, metadata, staticReflector);
|
|
}
|
|
}
|
|
}
|
|
|
|
fakeOutputContext.statements.unshift(...fakeOutputContext.constantPool.statements);
|
|
|
|
const emitter = new TypeScriptEmitter();
|
|
|
|
const moduleName = compilerHost.fileNameToModuleName(
|
|
fakeOutputContext.genFilePath, fakeOutputContext.genFilePath);
|
|
|
|
const result = emitter.emitStatementsAndContext(
|
|
fakeOutputContext.genFilePath, fakeOutputContext.statements, '', false,
|
|
/* referenceFilter */ undefined,
|
|
/* importFilter */ e => e.moduleName != null && e.moduleName.startsWith('/app'));
|
|
|
|
return {source: result.sourceText, outputContext: fakeOutputContext};
|
|
} |