add error if user want to use a breakpoint which isn't defined in $breakpoints

diff --git a/scss/util/_breakpoint.scss b/scss/util/_breakpoint.scss
index cfa08d43678322b5abdd67ec761c851f1af7c207..5418d99733c8bd906779e95bcf132463a4521a0e 100644 (file)
--- a/scss/util/_breakpoint.scss
+++ b/scss/util/_breakpoint.scss
@@ -63,7 +63,7 @@ $breakpoint-classes: (small medium large) !default;
       $named: true;
     }
     @else {
-      $bp: 0;
+      @error 'Your given breakpoint "#{$val}" is not defined in your settings $breakpoints.';
     }
   }