fix(change detection): preserve memoized results from pure functions

2015-06-17 12:56:11 -07:00
parent b0e2ebda70
commit 5beaf6d735
5 changed files with 23 additions and 11 deletions
--- a/modules/angular2/src/change_detection/change_detection_jit_generator.ts
+++ b/modules/angular2/src/change_detection/change_detection_jit_generator.ts
@ -291,7 +291,7 @@ export class ChangeDetectorJITGenerator {

    if (r.isPureFunction()) {
      var condition = r.args.map((a) => this._changeNames[a]).join(" || ");
-      return `if (${condition}) { ${check} }`;
+      return `if (${condition}) { ${check} } else { ${newValue} = ${oldValue}; }`;
    } else {
      return check;
    }