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31 lines
636 B
Nim
Executable File
31 lines
636 B
Nim
Executable File
# Test multi methods
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type
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TThing = object
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TUnit = object of TThing
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x: int
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TParticle = object of TThing
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a, b: int
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method collide(a, b: TThing) {.inline.} =
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quit "to override!"
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method collide(a: TThing, b: TUnit) {.inline.} =
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write stdout, "collide: thing, unit "
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method collide(a: TUnit, b: TThing) {.inline.} =
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write stdout, "collide: unit, thing "
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proc test(a, b: TThing) {.inline.} =
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collide(a, b)
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var
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a: TThing
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b, c: TUnit
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collide(b, c) # ambiguous unit, thing or thing, unit? -> prefer unit, thing!
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test(b, c)
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collide(a, b)
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#OUT collide: unit, thing collide: unit, thing collide: thing, unit
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