40 lines
1,015 B
Nim
40 lines
1,015 B
Nim
discard """
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nimout: '''intProc; ntyProc; proc[int, int, float]; proc (a: int; b: float): int
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void; ntyVoid; void; void
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int; ntyInt; int; int
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proc (); ntyProc; proc[void]; proc ()
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voidProc; ntyProc; proc[void]; proc ()'''
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"""
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import macros
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macro checkType(ex: typed; expected: string): untyped =
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echo ex.getTypeInst.repr, "; ", ex.typeKind, "; ", ex.getType.repr, "; ", ex.getTypeImpl.repr
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macro checkProcType(fn: typed): untyped =
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let fn_sym = if fn.kind == nnkProcDef: fn[0] else: fn
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echo fn_sym, "; ", fn_sym.typeKind, "; ", fn_sym.getType.repr, "; ", fn_sym.getTypeImpl.repr
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proc voidProc = echo "hello"
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proc intProc(a: int, b: float): int {.checkProcType.} = 10
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checkType(voidProc(), "void")
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checkType(intProc(10, 20.0), "int")
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checkType(voidProc, "procTy")
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checkProcType(voidProc)
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# bug #10548
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block:
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var c {.compileTime.} = 0
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macro meshImpl(arg: typed): untyped =
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inc c
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result = arg
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type
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Blub = int32
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Mesh = meshImpl(Club)
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Club = Blub
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static: doAssert(c == 1)
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