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lib/pathname.rb (Pathname#+): if self or the argument is `.', return another.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4918 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2003-11-07 03:51:15 +00:00
parent dc592364e6
commit fb55a6d12f
2 changed files with 13 additions and 2 deletions
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5
ChangeLog
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@ -1,6 +1,7 @@
Fri Nov 7 11:06:57 2003 Tanaka Akira <akr@m17n.org>
Fri Nov 7 12:50:28 2003 Tanaka Akira <akr@m17n.org>
* lib/pathname.rb (Pathname#+): return the argument if self is `.'.
* lib/pathname.rb (Pathname#+): if self or the argument is `.', return
another.
Fri Nov 7 10:23:24 2003 Nobuyoshi Nakada <nobu@ruby-lang.org>

10
lib/pathname.rb
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@ -216,10 +216,13 @@ class Pathname
# If self is the current working directory `.' or
# the argument is absolute pathname,
# the argument is just returned.
# If the argument is `.', self is returned.
def +(other)
other = Pathname.new(other) unless Pathname === other
if @path == '.' || other.absolute?
other
elsif other.to_s == '.'
self
elsif %r{/\z} =~ @path
Pathname.new(@path + other.to_s)
else
@ -685,5 +688,12 @@ if $0 == __FILE__
assert_relpath_err(".", "..")
end
def test_plus
assert_equal(Pathname.new('a/b'), Pathname.new('a') + Pathname.new('b'))
assert_equal(Pathname.new('a'), Pathname.new('a') + Pathname.new('.'))
assert_equal(Pathname.new('b'), Pathname.new('.') + Pathname.new('b'))
assert_equal(Pathname.new('.'), Pathname.new('.') + Pathname.new('.'))
assert_equal(Pathname.new('/b'), Pathname.new('a') + Pathname.new('/b'))
end
end
end