From 911003987bc52cebf7625934877bc93cb10056fe Mon Sep 17 00:00:00 2001
From: Akira Yumiyama <yumiyama@iij.ad.jp>
Date: Tue, 2 Apr 2013 15:32:01 +0900
Subject: add Kernel#open

---
 mrblib/kernel.rb | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 mrblib/kernel.rb

(limited to 'mrblib/kernel.rb')

diff --git a/mrblib/kernel.rb b/mrblib/kernel.rb
new file mode 100644
index 000000000..2c5f85742
--- /dev/null
+++ b/mrblib/kernel.rb
@@ -0,0 +1,11 @@
+module Kernel
+  def open(file, *rest)
+    raise ArgumentError unless file.is_a?(String)
+
+    if file[0] == "|"
+      IO.popen(file[1..-1], *rest)
+    else
+      File.open(file, *rest)
+    end
+  end
+end
-- 
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