chore(tooltip): regression when trimming non-string messages (angular#7024)

crisbeto · mmalerba · commit 0257f4824b06 · 2017-09-12T13:06:08.000-07:00
Fixes a regression from f6d1078.
diff --git a/src/lib/tooltip/tooltip.ts b/src/lib/tooltip/tooltip.ts
@@ -150,7 +150,7 @@ export class MdTooltip implements OnDestroy {
     this._ariaDescriber.removeDescription(this._elementRef.nativeElement, this._message);
 
     // If the message is not a string (e.g. number), convert it to a string and trim it.
-    this._message = value ? value.trim() : '';
+    this._message = value != null ? `${value}`.trim() : '';
     this._updateTooltipMessage();
     this._ariaDescriber.describe(this._elementRef.nativeElement, this.message);
   }

Original file line number	Diff line number	Diff line change
`@@ -150,7 +150,7 @@ export class MdTooltip implements OnDestroy {`
`150`	`150`	`this._ariaDescriber.removeDescription(this._elementRef.nativeElement, this._message);`
`151`	`151`
`152`	`152`	`// If the message is not a string (e.g. number), convert it to a string and trim it.`
`153`		`- this._message = value ? value.trim() : '';`
	`153`	+ this._message = value != null ? `${value}`.trim() : '';
`154`	`154`	`this._updateTooltipMessage();`
`155`	`155`	`this._ariaDescriber.describe(this._elementRef.nativeElement, this.message);`
`156`	`156`	`}`