From 2a3f2cfce878ba8e90dd1e656893f1312de034da Mon Sep 17 00:00:00 2001
From: Charles Strahan <charles.c.strahan@gmail.com>
Date: Sat, 8 Nov 2014 23:46:34 +0000
Subject: [PATCH] add path fetcher

---
 pkgs/development/interpreters/ruby/load-ruby-env.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/interpreters/ruby/load-ruby-env.nix b/pkgs/development/interpreters/ruby/load-ruby-env.nix
index 1a28e1cd047..8bf0db76d07 100644
--- a/pkgs/development/interpreters/ruby/load-ruby-env.nix
+++ b/pkgs/development/interpreters/ruby/load-ruby-env.nix
@@ -31,6 +31,7 @@
 let
   const = x: y: x;
 
+  fetchers.path = attrs: attrs.src.path;
   fetchers.gem = attrs: fetchurl {
     url = "${attrs.src.source or "https://rubygems.org"}/downloads/${attrs.name}-${attrs.version}.gem";
     inherit (attrs.src) sha256;