14 lines
305 B
Nim
Executable file
14 lines
305 B
Nim
Executable file
template declareInScope(x: expr, t: typeDesc): stmt =
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var x: t
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template declareInNewScope(x: expr, t: typeDesc): stmt =
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# open a new scope:
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block:
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var x: t
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declareInScope(a, int)
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a = 42 # works, `a` is known here
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declareInNewScope(b, int)
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b = 42 #ERROR_MSG undeclared identifier: 'b'
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