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feat(compiler): Added support for conditional expressions. (#10366)

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Expression evaluated by the static reflector can now supports
conditional expressions.

Closes: #10365
This commit is contained in:
Chuck Jazdzewski
2016-07-28 17:32:29 -07:00
committed by GitHub
parent 81d27daf0d
commit 20b03bad11
5 changed files with 116 additions and 23 deletions
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13
tools/@angular/tsc-wrapped/src/schema.ts
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@ -79,7 +79,7 @@ export interface MetadataObject { [name: string]: MetadataValue; }
export interface MetadataArray { [name: number]: MetadataValue; }
export interface MetadataSymbolicExpression {
__symbolic: 'binary'|'call'|'index'|'new'|'pre'|'reference'|'select'|'spread'
__symbolic: 'binary'|'call'|'index'|'new'|'pre'|'reference'|'select'|'spread'|'if'
}
export function isMetadataSymbolicExpression(value: any): value is MetadataSymbolicExpression {
if (value) {
@ -92,6 +92,7 @@ export function isMetadataSymbolicExpression(value: any): value is MetadataSymbo
case 'reference':
case 'select':
case 'spread':
case 'if':
return true;
}
}
@ -140,6 +141,16 @@ export function isMetadataSymbolicPrefixExpression(value: any):
return value && value.__symbolic === 'pre';
}
export interface MetadataSymbolicIfExpression extends MetadataSymbolicExpression {
__symbolic: 'if';
condition: MetadataValue;
thenExpression: MetadataValue;
elseExpression: MetadataValue;
}
export function isMetadataSymbolicIfExpression(value: any): value is MetadataSymbolicIfExpression {
return value && value.__symbolic === 'if';
}
export interface MetadataGlobalReferenceExpression extends MetadataSymbolicExpression {
__symbolic: 'reference';
name: string;