vendor/albino.rb in slidedown-0.1.0 vs vendor/albino.rb in slidedown-0.1.1

@@ -39,11 +39,11 @@
 # To see all lexers and formatters available, run `pygmentize -L`.
 #
 # Chris Wanstrath // [e-mail] 
 #         GitHub // http://github.com
 #
-require 'open4'
+require 'open3'
 
 class Albino
   @@bin = '/usr/local/bin/pygmentize'
 
   def self.bin=(path)
@@ -58,10 +58,10 @@
     @target  = File.exists?(target) ? File.read(target) : target rescue target
     @options = { :l => lexer, :f => format }
   end
 
   def execute(command)
-    pid, stdin, stdout, stderr = Open4.popen4(command)
+    stdin, stdout, stderr = Open3.popen3(command)
     stdin.puts @target
     stdin.close
     stdout.read.strip
   end
 
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