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fix some issues overloading with generics and inheritance (#15211)

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* fix some issues overloading with generics and inheritance

* fix passing procs with subtype matches
This commit is contained in:
jcosborn
2020-08-27 05:56:38 -05:00
committed by GitHub
parent ccccd30cf6
commit d11933ad99
2 changed files with 65 additions and 16 deletions
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36
tests/overload/toverload_various.nim
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@@ -411,7 +411,7 @@ block:
test(d, 2)
# inheritance depth
# inheritance and generics
block:
type
Foo[T] = object of RootObj
@@ -421,17 +421,43 @@ block:
Baz[T] = object of Bar[T]
z: T
template t0[T](x: Foo[T]): int = 0
template t0[T](x: Bar[T]): int = 1
proc p0[T](x: Foo[T]): int = 0
proc p0[T](x: Bar[T]): int = 1
template t0(x: Foo[int]): int = 0
template t0(x: Bar[int]): int = 1
template t0(x: Foo[bool or int]): int = 10
template t0(x: Bar[bool or int]): int = 11
template t0[T](x: Foo[T]): int = 20
template t0[T](x: Bar[T]): int = 21
proc p0(x: Foo[int]): int = 0
proc p0(x: Bar[int]): int = 1
#proc p0(x: Foo[bool or int]): int = 10
#proc p0(x: Bar[bool or int]): int = 11
proc p0[T](x: Foo[T]): int = 20
proc p0[T](x: Bar[T]): int = 21
var a: Foo[int]
var b: Bar[int]
var c: Baz[int]
var d: Foo[bool]
var e: Bar[bool]
var f: Baz[bool]
var g: Foo[float]
var h: Bar[float]
var i: Baz[float]
doAssert(t0(a) == 0)
doAssert(t0(b) == 1)
doAssert(t0(c) == 1)
doAssert(t0(d) == 10)
doAssert(t0(e) == 11)
doAssert(t0(f) == 11)
doAssert(t0(g) == 20)
doAssert(t0(h) == 21)
#doAssert(t0(i) == 21)
doAssert(p0(a) == 0)
doAssert(p0(b) == 1)
doAssert(p0(c) == 1)
#doAssert(p0(d) == 10)
#doAssert(p0(e) == 11)
#doAssert(p0(f) == 11)
doAssert(p0(g) == 20)
doAssert(p0(h) == 21)
doAssert(p0(i) == 21)