Fix FZF_DEFAULT_COMMAND

fzf

@@ -305,9 +305,10 @@ end
 
 @read =
   if $stdin.tty?
-    if !`which find`.empty?
-      IO.popen(ENV.fetch('FZF_DEFAULT_COMMAND',
-          "find * -path '*/\\.*' -prune -o -type f -print -o -type l -print 2> /dev/null"))
+    if default_command = ENV['FZF_DEFAULT_COMMAND']
+      IO.popen(default_command)
+    elsif !`which find`.empty?
+      IO.popen("find * -path '*/\\.*' -prune -o -type f -print -o -type l -print 2> /dev/null")
     else
       exit 1
     end

fzf.gemspec

@@ -1,7 +1,7 @@
 # coding: utf-8
 Gem::Specification.new do |spec|
   spec.name          = 'fzf'
-  spec.version       = '0.2.1'
+  spec.version       = '0.2.2'
   spec.authors       = ['Junegunn Choi']
   spec.email         = ['junegunn.c@gmail.com']
   spec.description   = %q{Fuzzy finder for your shell}