Change status flag on resolve/reject

Author: tshemsedinov

JavaScript/3-deferred.js

@@ -30,11 +30,13 @@ const deferred = () => ({
   },
   resolve(value) {
     this.value = value;
+    this.status = DEFERRED_RESOLVED;
     if (this.onDone) this.onDone(value);
     return this;
   },
   reject(value) {
     this.value = value;
+    this.status = DEFERRED_REJECTED;
     if (this.onFail) this.onFail(value);
     return this;
   }

JavaScript/4-class.js

@@ -38,12 +38,14 @@ class Deferred {
 
   resolve(value) {
     this.value = value;
+    this.status = DEFERRED_RESOLVED;
     if (this.onDone) this.onDone(value);
     return this;
   }
 
   reject(value) {
     this.value = value;
+    this.status = DEFERRED_REJECTED;
     if (this.onFail) this.onFail(value);
     return this;
   }

JavaScript/5-emitter.js

@@ -41,12 +41,14 @@ class Deferred extends EventEmitter {
 
   resolve(value) {
     this.value = value;
+    this.status = DEFERRED_RESOLVED;
     this.emit('done', value);
     return this;
   }
 
   reject(value) {
     this.value = value;
+    this.status = DEFERRED_REJECTED;
     this.emit('fail', value);
     return this;
   }