From e3a548bd404d7c890f888dcaceb3e5b24ab3c9db Mon Sep 17 00:00:00 2001
From: Gabriele Cirulli <gabrycir@gmail.com>
Date: Wed, 5 Mar 2014 16:15:11 +0100
Subject: [PATCH] add sass helpers

---
 style/helpers.scss | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 style/helpers.scss

diff --git a/style/helpers.scss b/style/helpers.scss
new file mode 100644
index 0000000..d530522
--- /dev/null
+++ b/style/helpers.scss
@@ -0,0 +1,21 @@
+// Exponent
+// From: https://github.com/Team-Sass/Sassy-math/blob/master/sass/math.scss#L36
+
+@function exponent($base, $exponent) {
+  // reset value
+  $value: $base;
+  // positive intergers get multiplied
+  @if $exponent > 1 {
+    @for $i from 2 through $exponent {
+      $value: $value * $base; } }
+  // negitive intergers get divided. A number divided by itself is 1
+  @if $exponent < 1 {
+    @for $i from 0 through -$exponent {
+      $value: $value / $base; } }
+  // return the last value written
+  @return $value;
+}
+
+@function pow($base, $exponent) {
+  @return exponent($base, $exponent);
+}
-- 
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