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d1d141b135
* test CI for template redefinitions * adapt asyncmacro * fix quote * fix again * try something else * revert * fix ioselectors_select, disable packages CI * adapt more tests & simplify * more * more * more * rename to redefine, warn on implicit redefinition * basic documentation [skip ci] * Update compiler/lineinfos.nim Co-authored-by: konsumlamm <44230978+konsumlamm@users.noreply.github.com> Co-authored-by: konsumlamm <44230978+konsumlamm@users.noreply.github.com>
37 lines
921 B
Nim
37 lines
921 B
Nim
import unittest
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template t(a: int): string = "int"
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template t(a: string): string = "string"
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block: # templates can be overloaded
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check t(10) == "int"
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check t("test") == "string"
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block: # previous definitions can be further overloaded or hidden in local scopes
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template t(a: bool): string = "bool"
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check t(true) == "bool"
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check t(10) == "int"
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template t(a: int): string = "inner int"
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check t(10) == "inner int"
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check t("test") == "string"
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block: # templates can be redefined multiple times
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template customAssert(cond: bool, msg: string): typed {.dirty.} =
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if not cond: fail(msg)
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template assertionFailed(body: untyped) {.dirty.} =
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template fail(msg: string): typed {.redefine.} =
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body
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assertionFailed:
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check(msg == "first fail path")
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customAssert false, "first fail path"
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assertionFailed:
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check(msg == "second fail path")
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customAssert false, "second fail path"
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