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author | Tanaka Akira <[email protected]> | 2023-10-13 00:00:58 +0900 |
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committer | Tanaka Akira <[email protected]> | 2023-10-13 00:00:58 +0900 |
commit | c23b25f75f6180b7428f9650e063b1e50fc161e2 () | |
tree | f4983a22426410499e2e3ef2be4bfe162a6ee098 | |
parent | b2e1ddffa55463f1180af7f9b269a2d89140b131 (diff) |
describe the assumption for Range#overlap?.
Range#overlap? assumes that there is no minimum value. This assumption makes +(...-Float::INFINITY).overlap?((...-Float::INFINITY))+ returns true while +(...-Float::INFINITY)+ is empty.
-rw-r--r-- | range.c | 13 |
1 files changed, 13 insertions, 0 deletions
@@ -2386,6 +2386,19 @@ empty_region_p(VALUE beg, VALUE end, int excl) * (1..2).overlap?(3..4) # => false * (1...3).overlap?(3..4) # => false * * Related: Range#cover?. */ |