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perf(core): add option to remove blank text nodes from compiled templates

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This commit is contained in:
Pawel Kozlowski
2017-07-28 15:58:28 +02:00
committed by Hans
parent 088532bf2e
commit d2c0d986d4
27 changed files with 450 additions and 46 deletions
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17
packages/compiler/src/config.ts
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@ -6,11 +6,8 @@
* found in the LICENSE file at https://angular.io/license
*/
import {InjectionToken, MissingTranslationStrategy, ViewEncapsulation, isDevMode} from '@angular/core';
import {CompileIdentifierMetadata} from './compile_metadata';
import {Identifiers} from './identifiers';
import {MissingTranslationStrategy, ViewEncapsulation} from '@angular/core';
import {noUndefined} from './util';
export class CompilerConfig {
public defaultEncapsulation: ViewEncapsulation|null;
@ -19,18 +16,26 @@ export class CompilerConfig {
public enableLegacyTemplate: boolean;
public useJit: boolean;
public missingTranslation: MissingTranslationStrategy|null;
public preserveWhitespaces: boolean;
constructor(
{defaultEncapsulation = ViewEncapsulation.Emulated, useJit = true, missingTranslation,
enableLegacyTemplate}: {
enableLegacyTemplate, preserveWhitespaces}: {
defaultEncapsulation?: ViewEncapsulation,
useJit?: boolean,
missingTranslation?: MissingTranslationStrategy,
enableLegacyTemplate?: boolean,
preserveWhitespaces?: boolean
} = {}) {
this.defaultEncapsulation = defaultEncapsulation;
this.useJit = !!useJit;
this.missingTranslation = missingTranslation || null;
this.enableLegacyTemplate = enableLegacyTemplate !== false;
this.preserveWhitespaces = preserveWhitespacesDefault(noUndefined(preserveWhitespaces));
}
}
export function preserveWhitespacesDefault(
preserveWhitespacesOption: boolean | null, defaultSetting = true): boolean {
return preserveWhitespacesOption === null ? defaultSetting : preserveWhitespacesOption;
}