From d6ced69c318fbc8a659fa0c451e62724e345193c Mon Sep 17 00:00:00 2001
From: "Z. Cliffe Schreuders" <code.z.cliffe@schreuders.org>
Date: Fri, 18 Aug 2017 23:31:57 -0700
Subject: [PATCH] Fix calling rubygem executable on some platforms

---
 lib/helpers/gem_exec.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/helpers/gem_exec.rb b/lib/helpers/gem_exec.rb
index 0bb7311b4..f5b021802 100644
--- a/lib/helpers/gem_exec.rb
+++ b/lib/helpers/gem_exec.rb
@@ -14,7 +14,7 @@ class GemExec
     version = '>= 0'
     begin
       gem_path = Gem.bin_path(gem_name, gem_name, version)
-      unless File.file?(filename)
+      unless File.file?(gem_path)
         raise 'Gem.bin_path returned a path that does not exist.'
       end
     rescue Exception => e