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32 lines
500 B
Nim
32 lines
500 B
Nim
discard """
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errormsg: "cannot instantiate T2"
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file: "tgenconstraints.nim"
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line: 25
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disabled: true
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"""
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type
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T1[T: int|string] = object
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x: T
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T2[T: Ordinal] = object
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x: T
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var x1: T1[int]
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var x2: T1[string]
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var x3: T2[int]
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proc foo[T](x: T): T2[T] {.discardable.} =
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var o: T1[T]
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foo(10)
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# XXX: allow type intersections in situation like this
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proc bar(x: int|TNumber): T1[type(x)] {.discardable.} =
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when type(x) is TNumber:
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var o: T2[type(x)]
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bar "test"
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bar 100
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bar 1.1
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