refactor(core): explain what a prolyfill is

angular · Nov 3, 2017 · 0029de6 · 0029de6
1 parent 3a86654
commit 0029de6
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/packages/core/src/zone/ng_zone.ts b/packages/core/src/zone/ng_zone.ts
@@ -118,6 +118,8 @@ export class NgZone {
 
   constructor({enableLongStackTrace = false}) {
     if (typeof Zone == 'undefined') {
+      // prolyfill = probably a polyfill ie you can not polyfill something that is not a standard
+      // yet
       throw new Error('Angular requires Zone.js prolyfill.');
     }