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- import unittest
- template t(a: int): string = "int"
- template t(a: string): string = "string"
- block: # templates can be overloaded
- check t(10) == "int"
- check t("test") == "string"
- block: # previous definitions can be further overloaded or hidden in local scopes
- template t(a: bool): string = "bool"
- check t(true) == "bool"
- check t(10) == "int"
- template t(a: int): string = "inner int"
- check t(10) == "inner int"
- check t("test") == "string"
- block: # templates can be redefined multiple times
- template customAssert(cond: bool, msg: string): typed {.dirty.} =
- if not cond: fail(msg)
- template assertionFailed(body: untyped) {.dirty.} =
- template fail(msg: string): typed {.redefine.} =
- body
- assertionFailed:
- check(msg == "first fail path")
- customAssert false, "first fail path"
- assertionFailed:
- check(msg == "second fail path")
- customAssert false, "second fail path"
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