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revert 96525d63

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`Array#to` is working for negative position
This commit is contained in:
Kuldeep Aggarwal 2014-05-23 21:32:52 +05:30
parent 2fdddcee6f
commit 0e9401733c
2 changed files with 5 additions and 1 deletions
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4
activesupport/lib/active_support/core_ext/array/access.rb
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@ -15,8 +15,10 @@ class Array
# %w( a b c d ).to(2) # => ["a", "b", "c"]
# %w( a b c d ).to(10) # => ["a", "b", "c", "d"]
# %w().to(0) # => []
# %w( a b c d ).to(-2) # => ["a", "b", "c"]
# %w( a b c ).to(-10) # => []
def to(position)
first position + 1
self[0..position]
end
# Equal to <tt>self[1]</tt>.

2
activesupport/test/core_ext/array_ext_test.rb
View file

@ -16,6 +16,8 @@ class ArrayExtAccessTests < ActiveSupport::TestCase
assert_equal %w( a ), %w( a b c d ).to(0)
assert_equal %w( a b c ), %w( a b c d ).to(2)
assert_equal %w( a b c d ), %w( a b c d ).to(10)
assert_equal %w( a b c ), %w( a b c d ).to(-2)
assert_equal %w(), %w( a b c ).to(-10)
end
def test_second_through_tenth