Nim/tests/generics/t88.nim
2016-06-23 18:37:14 +06:00

25 lines
566 B
Nim

# Issue 88
type
BaseClass[V] = object of RootObj
b: V
proc new[V](t: typedesc[BaseClass], v: V): BaseClass[V] =
BaseClass[V](b: v)
proc baseMethod[V](v: BaseClass[V]): V = v.b
proc overridedMethod[V](v: BaseClass[V]): V = v.baseMethod
type
ChildClass[V] = object of BaseClass[V]
c: V
proc new[V](t: typedesc[ChildClass], v1, v2: V): ChildClass[V] =
ChildClass[V](b: v1, c: v2)
proc overridedMethod[V](v: ChildClass[V]): V = v.c
let c = ChildClass[string].new("Base", "Child")
assert c.baseMethod == "Base"
assert c.overridedMethod == "Child"