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* lib/matrix.rb (Vector#each2, collect2): small refactoring.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26802 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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matz 2010-03-03 07:21:21 +00:00
parent 2cfb894d2a
commit 800dda6c28
2 changed files with 5 additions and 1 deletions
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ChangeLog
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@ -1,3 +1,7 @@
Wed Mar 3 15:54:20 2010 Yukihiro Matsumoto <matz@ruby-lang.org>
* lib/matrix.rb (Vector#each2, collect2): small refactoring.
Wed Mar 3 16:14:24 2010 Yukihiro Matsumoto <matz@ruby-lang.org>
* lib/matrix.rb (Vector#each): make Vector enumerable.

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lib/matrix.rb
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@ -1170,7 +1170,7 @@ class Vector
def collect2(v) # :yield: e1, e2
Vector.Raise ErrDimensionMismatch if size != v.size
return to_enum(:collect2, v) unless block_given?
(0 ... size).collect do |i|
size.times.collect do |i|
yield @elements[i], v[i]
end
end