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refactor(compiler): set element attributes via one call

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This makes the cost of using directives that have host attributes
smaller.

Part of #11683
This commit is contained in:
Tobias Bosch
2016-10-19 09:17:36 -07:00
committed by vsavkin
parent bc3f4bc816
commit faa3478514
14 changed files with 269 additions and 87 deletions
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23
modules/@angular/compiler/src/util.ts
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@ -6,9 +6,7 @@
* found in the LICENSE file at https://angular.io/license
*/
import {CompileTokenMetadata} from './compile_metadata';
import {isBlank, isPresent, isPrimitive, isStrictStringMap} from './facade/lang';
import * as o from './output/output_ast';
import {isBlank, isPrimitive, isStrictStringMap} from './facade/lang';
export const MODULE_SUFFIX = '';
@ -72,25 +70,6 @@ export class ValueTransformer implements ValueVisitor {
visitOther(value: any, context: any): any { return value; }
}
export function assetUrl(pkg: string, path: string = null, type: string = 'src'): string {
if (path == null) {
return `asset:@angular/lib/${pkg}/index`;
} else {
return `asset:@angular/lib/${pkg}/src/${path}`;
}
}
export function createDiTokenExpression(token: CompileTokenMetadata): o.Expression {
if (isPresent(token.value)) {
return o.literal(token.value);
} else if (token.identifierIsInstance) {
return o.importExpr(token.identifier)
.instantiate([], o.importType(token.identifier, [], [o.TypeModifier.Const]));
} else {
return o.importExpr(token.identifier);
}
}
export class SyncAsyncResult<T> {
constructor(public syncResult: T, public asyncResult: Promise<T> = null) {
if (!asyncResult) {