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feat(ivy): Add outputs support for defineDirective / defineComponent (#23168)

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PR Close #23168
This commit is contained in:
Miško Hevery
2018-04-03 11:25:55 -07:00
committed by Igor Minar
parent 9a2479d423
commit c059670792
2 changed files with 98 additions and 6 deletions
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18
packages/compiler/src/render3/r3_view_compiler.ts
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@ -73,7 +73,10 @@ export function compileDirective(
field('attributes', createHostAttributesArray(directive, outputCtx));
// e.g 'inputs: {a: 'a'}`
field('inputs', createInputsObject(directive, outputCtx));
field('inputs', createMapObjectLiteral(directive.inputs, outputCtx));
// e.g 'outputs: {a: 'a'}`
field('outputs', createMapObjectLiteral(directive.outputs, outputCtx));
const className = identifierName(directive.type) !;
className || error(`Cannot resolver the name of ${directive.type}`);
@ -193,7 +196,10 @@ export function compileComponent(
}
// e.g `inputs: {a: 'a'}`
field('inputs', createInputsObject(component, outputCtx));
field('inputs', createMapObjectLiteral(component.inputs, outputCtx));
// e.g 'outputs: {a: 'a'}`
field('outputs', createMapObjectLiteral(component.outputs, outputCtx));
// e.g. `features: [NgOnChangesFeature(MyComponent)]`
const features: o.Expression[] = [];
@ -1052,10 +1058,10 @@ function createHostBindingsFunction(
return null;
}
function createInputsObject(
directive: CompileDirectiveMetadata, outputCtx: OutputContext): o.Expression|null {
if (Object.getOwnPropertyNames(directive.inputs).length > 0) {
return outputCtx.constantPool.getConstLiteral(mapToExpression(directive.inputs));
function createMapObjectLiteral(
keys: {[key: string]: string}, outputCtx: OutputContext): o.Expression|null {
if (Object.getOwnPropertyNames(keys).length > 0) {
return mapToExpression(keys);
}
return null;
}