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Fixed range argument condition [Feature #14784]

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Allows a beginless/endless range, and an end-exclusive range
unless the receiver is smaller than its end.
This commit is contained in:
Nobuyoshi Nakada 2019-10-25 22:09:38 +09:00
parent 88135845f1
commit 42c652d195
Notes: git 2019-10-25 23:31:12 +09:00
2 changed files with 51 additions and 26 deletions
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21
test/ruby/test_comparable.rb
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@ -99,14 +99,21 @@ class TestComparable < Test::Unit::TestCase
assert_equal(1, @o.clamp(1..1))
assert_equal(@o, @o.clamp(0..0))
assert_equal(1, @o.clamp(1...2))
assert_equal(1, @o.clamp(1..))
assert_equal(1, @o.clamp(1...))
assert_equal(@o, @o.clamp(0...2))
assert_equal(@o, @o.clamp(0..))
assert_equal(@o, @o.clamp(0...))
assert_equal(@o, @o.clamp(..2))
assert_equal(@o, @o.clamp(...2))
assert_equal(-1, @o.clamp(-2..-1))
assert_equal(@o, @o.clamp(-2..0))
assert_equal(@o, @o.clamp(-2..))
assert_equal(@o, @o.clamp(-2...))
assert_raise_with_message(ArgumentError, 'cannot clamp with an exclusive range') {
@o.clamp(1...2)
}
assert_raise_with_message(ArgumentError, 'cannot clamp with an exclusive range') {
@o.clamp(1...)
}
assert_raise_with_message(ArgumentError, 'cannot clamp with an exclusive range') {
@o.clamp(...2)
@o.clamp(-1...0)
}
assert_raise_with_message(ArgumentError, 'min argument must be smaller than max argument') {
@o.clamp(2..1)