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* lib/pathname.rb (each_filename): return Enumerator if no block

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given.

* test/pathname/test_pathname.rb: add a test for above.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19465 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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mame 2008-09-23 00:03:42 +00:00
parent 1c9b4b8c74
commit f398d750ea
3 changed files with 9 additions and 0 deletions
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ChangeLog
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@ -1,3 +1,10 @@
Tue Sep 23 09:01:15 2008 Yusuke Endoh <mame@tsg.ne.jp>
* lib/pathname.rb (each_filename): return Enumerator if no block
given.
* test/pathname/test_pathname.rb: add a test for above.
Tue Sep 23 08:25:56 2008 Yukihiro Matsumoto <matz@ruby-lang.org> Tue Sep 23 08:25:56 2008 Yukihiro Matsumoto <matz@ruby-lang.org>
* hash.c (env_aset): allow nil value to remove an entry. * hash.c (env_aset): allow nil value to remove an entry.

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lib/pathname.rb
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@ -517,6 +517,7 @@ class Pathname
# # yields "usr", "bin", and "ruby". # # yields "usr", "bin", and "ruby".
# #
def each_filename # :yield: filename def each_filename # :yield: filename
return to_enum(__method__) unless block_given?
prefix, names = split_names(@path) prefix, names = split_names(@path)
names.each {|filename| yield filename } names.each {|filename| yield filename }
nil nil

1
test/pathname/test_pathname.rb
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@ -481,6 +481,7 @@ class TestPathname < Test::Unit::TestCase
result = [] result = []
Pathname.new("/usr/bin/ruby").each_filename {|f| result << f } Pathname.new("/usr/bin/ruby").each_filename {|f| result << f }
assert_equal(%w[usr bin ruby], result) assert_equal(%w[usr bin ruby], result)
assert_equal(%w[usr bin ruby], Pathname.new("/usr/bin/ruby").each_filename.to_a)
end end
def test_kernel_pathname def test_kernel_pathname