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# Test multi methods
type
TThing = object
TUnit = object of TThing
x: int
TParticle = object of TThing
a, b: int
method collide(a, b: TThing) {.inline.} =
quit "to override!"
method collide(a: TThing, b: TUnit) {.inline.} =
write stdout, "collide: thing, unit "
method collide(a: TUnit, b: TThing) {.inline.} =
write stdout, "collide: unit, thing "
proc test(a, b: TThing) {.inline.} =
collide(a, b)
var
a: TThing
b, c: TUnit
collide(b, c) # ambiguous unit, thing or thing, unit? -> prefer unit, thing!
test(b, c)
collide(a, b)
#OUT collide: unit, thing collide: unit, thing collide: thing, unit
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