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|
discard """
matrix: "--mm:arc; --mm:refc"
output: '''
wof!
wof!
type A
type B
'''
"""
# bug #1659
type Animal {.inheritable.} = ref object
type Dog = ref object of Animal
method say(a: Animal): auto {.base.} = "wat!"
method say(a: Dog): auto = "wof!"
proc saySomething(a: Animal): auto = a.say()
method ec(a: Animal): auto {.base.} = echo "wat!"
method ec(a: Dog): auto = echo "wof!"
proc ech(a: Animal): auto = a.ec()
var a = Dog()
echo saySomething(a)
ech a
# bug #2401
type MyClass = ref object of RootObj
method HelloWorld*(obj: MyClass) {.base.} =
when defined(myPragma):
echo("Hello World")
# discard # with this line enabled it works
var obj = MyClass()
obj.HelloWorld()
# bug #5432
type
Iterator[T] = ref object of RootObj
# base methods with `T` in the return type are okay
method methodThatWorks*[T](i: Iterator[T]): T {.base.} =
discard
# base methods without `T` (void or basic types) fail
method methodThatFails*[T](i: Iterator[T]) {.base.} =
discard
type
SpecificIterator1 = ref object of Iterator[string]
SpecificIterator2 = ref object of Iterator[int]
# bug #3431
type
Lexer = object
buf*: string
pos*: int
lastchar*: char
ASTNode = object
method init*(self: var Lexer; buf: string) {.base.} =
self.buf = buf
self.pos = 0
self.lastchar = self.buf[0]
method init*(self: var ASTNode; val: string) =
discard
# bug #3370
type
RefTestA*[T] = ref object of RootObj
data*: T
method tester*[S](self: S): bool =
true
type
RefTestB* = RefTestA[(string, int)]
method tester*(self: RefTestB): bool =
true
type
RefTestC = RefTestA[string]
method tester*(self: RefTestC): bool =
false
# bug #3468
type X = ref object of RootObj
type Y = ref object of RootObj
method draw*(x: X) {.base.} = discard
method draw*(y: Y) {.base.} = discard
# bug #3550
type
BaseClass = ref object of RootObj
Class1 = ref object of BaseClass
Class2 = ref object of BaseClass
method test(obj: Class1, obj2: BaseClass) =
discard
method test(obj: Class2, obj2: BaseClass) =
discard
var obj1 = Class1()
var obj2 = Class2()
obj1.test(obj2)
obj2.test(obj1)
# -------------------------------------------------------
# issue #16516
type
A = ref object of RootObj
x: int
B = ref object of A
method foo(v: sink A, lst: var seq[A]) {.base,locks:0.} =
echo "type A"
lst.add v
method foo(v: sink B, lst: var seq[A]) =
echo "type B"
lst.add v
proc main() =
let
a = A(x: 5)
b: A = B(x: 5)
var lst: seq[A]
foo(a, lst)
foo(b, lst)
main()
block: # bug #20391
type Container[T] = ref object of RootRef
item: T
let a = Container[int]()
doAssert a of Container[int]
doAssert not (a of Container[string])
|
