small refactoring for Array#each

55870e4b · Yukihiro Matz Matsumoto · 1184efe6 · 55870e4b
Commit 55870e4b authored Dec 19, 2012 by Yukihiro Matz Matsumoto
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mrblib/array.rb mrblib/array.rb +3 -2

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--- a/mrblib/array.rb
+++ b/mrblib/array.rb
@@ -11,8 +11,9 @@ class Array
  # ISO 15.2.12.5.10
  def each(&block)
    idx, length = -1, self.length-1
-    block.call(self[idx += 1]) while(idx < length)
+    while(idx < length)
+      block.call(self[idx += 1])
+    end
    self
  end