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type Foo = ref object
val: int
proc `+`(a, b: Foo): Foo =
Foo(val: a.val + b.val)
proc `*`(a: Foo, b: int): Foo =
Foo(val: a.val * b)
proc `+=`(a: var Foo, b: Foo) =
a = Foo(
val: a.val + b.val
)
proc foobar(a, b, c: Foo): tuple[bar, baz, buzz: Foo] =
let foo = a + b + c
result.bar = foo * 2
result.baz = foo * 3
result.buzz = result.baz
result.buzz += a * 10000
result.baz += b
result.buzz += b
block: # Compile-Time
let
a {.compileTime.} = Foo(val: 1)
b {.compileTime.} = Foo(val: 2)
c {.compileTime.} = Foo(val: 3)
r {.compileTime.} = foobar(a, b, c)
static:
doAssert r.bar.val == 12
doAssert r.baz.val == 20
doAssert r.buzz.val == 10020
####################################
block: # Run-time
let
a = Foo(val: 1)
b = Foo(val: 2)
c = Foo(val: 3)
r = foobar(a, b, c)
# Expected values
doAssert r.bar.val == 12
doAssert r.baz.val == 20
doAssert r.buzz.val == 10020
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