Remove longestCommonPrefix(); not being used.

1 files changed, 0 insertions, 10 deletions

diff --git a/lib/utils.coffee b/lib/utils.coffee
index 56f00dd2..c06d8ac5 100644
--- a/lib/utils.coffee
+++ b/lib/utils.coffee
@@ -199,16 +199,6 @@ Utils =
       return true if re.test string
     false
 
-  # Calculate the length of the longest shared prefix of a list of strings.
-  longestCommonPrefix: (strings) ->
-    return 0 unless 0 < strings.length
-    strings.sort (a,b) -> a.length - b.length
-    [ shortest, strings... ] = strings
-    for ch, index in shortest.split ""
-      for str in strings
-        return index if ch != str[index]
-    return shortest.length
-
   # Convenience wrapper for setTimeout (with the arguments around the other way).
   setTimeout: (ms, func) -> setTimeout func, ms