From 3f1814ce3aba08802e0ff73a41cd542ebe9d3def Mon Sep 17 00:00:00 2001
From: mattn <mattn.jp@gmail.com>
Date: Fri, 1 Mar 2013 15:33:52 +0900
Subject: Move mrblib for Struct

---
 mrbgems/mruby-struct/mrblib/struct.rb | 50 +++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 mrbgems/mruby-struct/mrblib/struct.rb

(limited to 'mrbgems/mruby-struct')

diff --git a/mrbgems/mruby-struct/mrblib/struct.rb b/mrbgems/mruby-struct/mrblib/struct.rb
new file mode 100644
index 000000000..5d0ede90f
--- /dev/null
+++ b/mrbgems/mruby-struct/mrblib/struct.rb
@@ -0,0 +1,50 @@
+##
+# Struct
+#
+# ISO 15.2.18
+
+if Object.const_defined?(:Struct)
+  class Struct
+
+    ##
+    # Calls the given block for each element of +self+
+    # and pass the respective element.
+    #
+    # ISO 15.2.18.4.4
+    def each(&block)
+      self.class.members.each{|field|
+        block.call(self[field])
+      }
+      self
+    end
+
+    ##
+    # Calls the given block for each element of +self+
+    # and pass the name and value of the respectiev
+    # element.
+    #
+    # ISO 15.2.18.4.5
+    def each_pair(&block)
+      self.class.members.each{|field|
+        block.call(field.to_sym, self[field])
+      }
+      self
+    end
+
+    ##
+    # Calls the given block for each element of +self+
+    # and returns an array with all elements of which
+    # block is not false.
+    #
+    # ISO 15.2.18.4.7
+    def select(&block)
+      ary = []
+      self.class.members.each{|field|
+        val = self[field]
+        ary.push(val) if block.call(val)
+      }
+      ary
+    end
+  end
+end
+
-- 
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