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b809562c7c
* fix megatest newlines * still allow missing trailing newline for now but in a more strict way than before
32 lines
484 B
Nim
32 lines
484 B
Nim
# issue 7705, 7703, 7702
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discard """
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output: '''
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z
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e
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'''
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"""
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type
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Reversable*[T] = concept a
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a[int] is T
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a.high is int
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a.len is int
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a.low is int
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proc get[T](s: Reversable[T], n: int): T =
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s[n]
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proc hi[T](s: Reversable[T]): int =
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s.high
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proc lo[T](s: Reversable[T]): int =
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s.low
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iterator reverse*[T](s: Reversable[T]): T =
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assert hi(s) - lo(s) == len(s) - 1
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for z in hi(s).countdown(lo(s)):
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yield s.get(z)
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for s in @["e", "z"].reverse:
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echo s
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