_ratio.scss in singularity-extras-1.0.0.alpha.1

- old
+ new

@@ -1,13 +1,20 @@
 // Creates a list based on a ratio
 // Valid options for $start: 'large' or 'small'
 @function ratio($ratio, $steps, $start: 'small') {
-  $x: 1;
   $return: ();
 
-  @for $i from 0 through $steps - 1 {
-    $xr: $x * pow($ratio, $i);
-    $return: append($return, $xr);
+  @for $i from 1 through $steps {
+    @if function-exists(pow) {
+      $return: append($return, pow($ratio, $i));
+    }
+    @else {
+      $x: $ratio;
+      @for $i from 2 through $i {
+        $x: $x * $ratio;
+      }
+      $return: append($return, $x);
+    }
   }
 
   @if $start == 'small' and $ratio < 1 {
     $return: reverse($return);
   }
\ No newline at end of file