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refactor(compiler): extract expression evaluation and writing to renderer from view_compiler

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This is needed to that `DirectiveWrapper`s can also use them later on.

Part of #11683
This commit is contained in:
Tobias Bosch
2016-10-19 13:18:33 -07:00
committed by vsavkin
parent cb7643ccea
commit 4cac650675
12 changed files with 374 additions and 305 deletions
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8
modules/@angular/compiler/src/view_compiler/view_builder.ts
View File

@ -9,6 +9,7 @@
import {ViewEncapsulation} from '@angular/core';
import {CompileDirectiveMetadata, CompileIdentifierMetadata, CompileTokenMetadata} from '../compile_metadata';
import {createSharedBindingVariablesIfNeeded} from '../compiler_util/expression_converter';
import {createDiTokenExpression, createFastArray} from '../compiler_util/identifier_util';
import {isPresent} from '../facade/lang';
import {Identifiers, identifierToken, resolveIdentifier} from '../identifiers';
@ -586,12 +587,7 @@ function generateDetectChangesMethod(view: CompileView): o.Statement[] {
DetectChangesVars.changes.set(o.NULL_EXPR)
.toDeclStmt(new o.MapType(o.importType(resolveIdentifier(Identifiers.SimpleChange)))));
}
if (readVars.has(DetectChangesVars.valUnwrapper.name)) {
varStmts.push(
DetectChangesVars.valUnwrapper
.set(o.importExpr(resolveIdentifier(Identifiers.ValueUnwrapper)).instantiate([]))
.toDeclStmt(null, [o.StmtModifier.Final]));
}
varStmts.push(...createSharedBindingVariablesIfNeeded(stmts));
return varStmts.concat(stmts);
}