emoji counting, fix #141

src/app/components/create-status/create-status.component.spec.ts

@@ -50,6 +50,13 @@ describe('CreateStatusComponent', () => {
         expect(component).toBeTruthy();
     });
 
+    it('should not count emoji as multiple chars', () => {
+        const status = '😃 😍 👌 👇 😱 😶 status with 😱 😶 emojis 😏 👍 ';
+        (<any>component).maxCharLength = 500;
+        (<any>component).countStatusChar(status);
+        expect((<any>component).charCountLeft).toBe(461);
+    });
+
     it('should not parse small status', () => {
         const status = 'this is a cool status';
         (<any>component).maxCharLength = 500;

src/app/components/create-status/create-status.component.ts

@@ -356,7 +356,7 @@ export class CreateStatusComponent implements OnInit, OnDestroy {
         const currentStatus = parseStatus[parseStatus.length - 1];
         const statusExtraChars = this.getMentionExtraChars(status);
 
-        const statusLength = currentStatus.length - statusExtraChars;
+        const statusLength = [...currentStatus].length - statusExtraChars;
         this.charCountLeft = this.maxCharLength - statusLength - this.getCwLength();
         this.postCounts = parseStatus.length;
     }

tsconfig.json

@@ -9,6 +9,7 @@
     "emitDecoratorMetadata": true,
     "experimentalDecorators": true,
     "target": "es5",
+    "downlevelIteration": true,
     "typeRoots": [
       "node_modules/@types"
     ],