app/assets/stylesheets/functions/_private.scss in neat-1.7.0.pre vs app/assets/stylesheets/functions/_private.scss in neat-1.7.0.rc

@@ -1,15 +1,19 @@
 // Checks if a number is even
 @function is-even($int) {
   @return $int % 2 == 0
 }
 
-// Checks if an element belongs to a list
+// Checks if an element belongs to a list or not
 @function belongs-to($tested-item, $list) {
-  @return index($list, $tested-item) != false;
+  @return not not-belongs-to($tested-item, $list);
 }
 
+@function not-belongs-to($tested-item, $list) {
+  @return not index($list, $tested-item);
+}
+
 // Contains display value
 @function contains-display-value($query) {
   @return belongs-to(table, $query)
        or belongs-to(block, $query)
        or belongs-to(inline-block, $query)
@@ -19,38 +23,30 @@
 // Parses the first argument of span-columns()
 @function container-span($span: $span) {
   @if length($span) == 3 {
     $container-columns: nth($span, 3);
     @return $container-columns;
-  }
-
-  @else if length($span) == 2 {
+  } @else if length($span) == 2 {
     $container-columns: nth($span, 2);
     @return $container-columns;
   }
 
-  @else {
-    @return $grid-columns;
-  }
+  @return $grid-columns;
 }
 
 @function container-shift($shift: $shift) {
   $parent-columns: $grid-columns !global !default;
 
   @if length($shift) == 3 {
     $container-columns: nth($shift, 3);
     @return $container-columns;
-  }
-
-  @else if length($shift) == 2 {
+  } @else if length($shift) == 2 {
     $container-columns: nth($shift, 2);
     @return $container-columns;
   }
 
-  @else {
-    @return $parent-columns;
-  }
+  @return $parent-columns;
 }
 
 // Generates a striped background
 @function gradient-stops($grid-columns, $color: $visual-grid-color) {
   $transparent: rgba(0,0,0,0);
@@ -64,13 +60,11 @@
   @for $i from 1 to $grid-columns*2 {
     @if is-even($i) {
       $values: append($values, $transparent $column-offset, comma);
       $values: append($values, $color $column-offset, comma);
       $column-offset: $column-offset + $column-width;
-    }
-
-    @else {
+    } @else {
       $values: append($values, $color $column-offset, comma);
       $values: append($values, $transparent $column-offset, comma);
       $column-offset: $column-offset + $gutter-width;
     }
   }
@@ -78,25 +72,25 @@
   @return $values;
 }
 
 // Layout direction
 @function get-direction($layout, $default) {
-  $direction: nil;
+  $direction: null;
 
-  @if $layout == LTR or $layout == RTL {
+  @if to-upper-case($layout) == "LTR" or to-upper-case($layout) == "RTL" {
     $direction: direction-from-layout($layout);
   } @else {
     $direction: direction-from-layout($default);
   }
 
   @return $direction;
 }
 
 @function direction-from-layout($layout) {
-  $direction: nil;
+  $direction: null;
 
-  @if $layout == LTR {
+  @if to-upper-case($layout) == "LTR" {
     $direction: right;
   } @else {
     $direction: left;
   }
 
@@ -104,10 +98,10 @@
 }
 
 @function get-opposite-direction($direction) {
   $opposite-direction: left;
 
-  @if $direction == left {
+  @if $direction == "left" {
     $opposite-direction: right;
   }
 
   @return $opposite-direction;
 }