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* array.c (rb_ary_slice_bang): If an invalid range is given, do

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not raise an exception but return nil just like slice() does.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14183 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
knu 2007-12-10 13:25:39 +00:00
parent 6d7999c132
commit d2e596ad04
3 changed files with 33 additions and 2 deletions
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16
test/ruby/test_array.rb
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@ -1031,6 +1031,8 @@ class TestArray < Test::Unit::TestCase
assert_equal(@cls[10, 11, 12], a.slice(9, 3))
assert_equal(@cls[10, 11, 12], a.slice(-91, 3))
assert_nil(a.slice(-101, 2))
assert_equal(@cls[1], a.slice(0..0))
assert_equal(@cls[100], a.slice(99..99))
assert_equal(@cls[], a.slice(100..100))
@ -1041,6 +1043,8 @@ class TestArray < Test::Unit::TestCase
assert_equal(@cls[10, 11, 12], a.slice(9..11))
assert_equal(@cls[10, 11, 12], a.slice(-91..-89))
assert_nil(a.slice(-101..-1))
assert_nil(a.slice(10, -3))
# Ruby 1.8 feature change:
# Array#slice[size..x] always returns [].
@ -1072,6 +1076,18 @@ class TestArray < Test::Unit::TestCase
a = @cls[1, 2, 3, 4, 5]
assert_equal(nil, a.slice!(20))
assert_equal(@cls[1, 2, 3, 4, 5], a)
a = @cls[1, 2, 3, 4, 5]
assert_equal(nil, a.slice!(-6))
assert_equal(@cls[1, 2, 3, 4, 5], a)
a = @cls[1, 2, 3, 4, 5]
assert_equal(nil, a.slice!(-6..4))
assert_equal(@cls[1, 2, 3, 4, 5], a)
a = @cls[1, 2, 3, 4, 5]
assert_equal(nil, a.slice!(-6,2))
assert_equal(@cls[1, 2, 3, 4, 5], a)
end
def test_sort