Ignores keyboard notifications when no valid responder is detected.

Ignacio Romero Zurbuchen · Ignacio Romero Zurbuchen · commit 875fae307dae · 2016-04-18T11:19:24.000-07:00
diff --git a/Source/SLKTextViewController.m b/Source/SLKTextViewController.m
@@ -1325,13 +1325,17 @@ - (void)slk_willShowOrHideKeyboard:(NSNotification *)notification
     }
     
     UIResponder *currentResponder = [UIResponder slk_currentFirstResponder];
-    // Skips this it's not the expected textView and shouldn't force adjustment of the text input bar.
+    
+    // Detects the current first responder. Ignores these notifications when no valid responder is detected.
+    if (!currentResponder) {
+        return;
+    }
+    
+    // Skips if it's not the expected textView and shouldn't force adjustment of the text input bar.
     // This will also dismiss the text input bar if it's visible, and exit auto-completion mode if enabled.
-    if (currentResponder && ![currentResponder isEqual:self.textView]) {
-        // Detect the current first responder. If there is no first responder, we should just ignore these notifications.
-        if (![self forceTextInputbarAdjustmentForResponder:currentResponder]) {
-            return [self slk_dismissTextInputbarIfNeeded];
-        }
+    if (![currentResponder isEqual:self.textView] && ![self forceTextInputbarAdjustmentForResponder:currentResponder]) {
+        [self slk_dismissTextInputbarIfNeeded];
+        return;
     }
     
     SLKKeyboardStatus status = [self slk_keyboardStatusForNotification:notification];
