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37 lines
905 B
Nim
37 lines
905 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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test "templates can be overloaded":
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check t(10) == "int"
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check t("test") == "string"
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test "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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test "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 =
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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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