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fix(ivy): support inputs/outputs in decorator metadata in JIT (#24565) 

PR Close #24565
This commit is contained in:
Alex Rickabaugh 2018-06-15 15:43:22 -07:00 committed by Miško Hevery
parent 7d3fd4d655
commit 7b2b1afe71
1 changed files with 20 additions and 5 deletions
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25
packages/core/src/render3/jit/directive.ts
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@ -144,17 +144,20 @@ export function awaitCurrentlyCompilingComponents(): Promise<void> {
function directiveMetadata(type: Type<any>, metadata: Directive): R3DirectiveMetadata {
// Reflect inputs and outputs.
const propMetadata = getReflect().propMetadata(type);
const inputs: StringMap = {};
const outputs: StringMap = {};
const host = extractHostBindings(metadata, propMetadata);
const inputsFromMetadata = parseInputOutputs(metadata.inputs || []);
const outputsFromMetadata = parseInputOutputs(metadata.outputs || []);
const inputsFromType: StringMap = {};
const outputsFromType: StringMap = {};
for (let field in propMetadata) {
propMetadata[field].forEach(ann => {
if (isInput(ann)) {
inputs[field] = ann.bindingPropertyName || field;
inputsFromType[field] = ann.bindingPropertyName || field;
} else if (isOutput(ann)) {
outputs[field] = ann.bindingPropertyName || field;
outputsFromType[field] = ann.bindingPropertyName || field;
}
});
}
@ -163,7 +166,9 @@ function directiveMetadata(type: Type<any>, metadata: Directive): R3DirectiveMet
name: type.name,
type: new WrappedNodeExpr(type),
selector: metadata.selector !,
deps: reflectDependencies(type), host, inputs, outputs,
deps: reflectDependencies(type), host,
inputs: {...inputsFromMetadata, ...inputsFromType},
outputs: {...outputsFromMetadata, ...outputsFromType},
queries: [],
lifecycle: {
usesOnChanges: type.prototype.ngOnChanges !== undefined,
@ -213,3 +218,13 @@ function isHostBinding(value: any): value is HostBinding {
function isHostListener(value: any): value is HostListener {
return value.ngMetadataName === 'HostListener';
}
function parseInputOutputs(values: string[]): StringMap {
return values.reduce(
(map, value) => {
const [field, property] = value.split(',').map(piece => piece.trim());
map[field] = property || field;
return map;
},
{} as StringMap);
}