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|
discard """
output:
'''
TEMP=C:\Programs\xyz\bin
8 5 0 0
pre test a:test b:1 c:2 haha:3
assignment test a:test b:1 c:2 haha:3
abc123
'''
"""
#[
Concrete '='
Concrete '='
Concrete '='
Concrete '='
Concrete '='
GenericT[T] '=' int
GenericT[T] '=' float
GenericT[T] '=' float
GenericT[T] '=' float
GenericT[T] '=' string
GenericT[T] '=' int8
GenericT[T] '=' bool
GenericT[T] '=' bool
GenericT[T] '=' bool
GenericT[T] '=' bool
]#
block tassign:
# Test the assignment operator for complex types which need RTTI
type
TRec = object
x, y: int
s: string
seq: seq[string]
arr: seq[seq[array[0..3, string]]]
TRecSeq = seq[TRec]
proc test() =
var
a, b: TRec
a.x = 1
a.y = 2
a.s = "Hallo!"
a.seq = @["abc", "def", "ghi", "jkl"]
a.arr = @[]
setLen(a.arr, 4)
a.arr[0] = @[]
a.arr[1] = @[]
b = a # perform a deep copy here!
b.seq = @["xyz", "huch", "was", "soll"]
doAssert len(a.seq) == 4
doAssert a.seq[3] == "jkl"
doAssert len(b.seq) == 4
doAssert b.seq[3] == "soll"
doAssert b.y == 2
test()
import strutils
block tcopy:
proc main() =
const
example = r"TEMP=C:\Programs\xyz\bin"
var
a, b: string
p: int
p = find(example, "=")
a = substr(example, 0, p-1)
b = substr(example, p+1)
writeLine(stdout, a & '=' & b)
main()
block tgenericassign:
type
TAny {.pure.} = object
value: pointer
rawType: pointer
proc newAny(value, rawType: pointer): TAny =
result.value = value
result.rawType = rawType
var name: cstring = "example"
var ret: seq[tuple[name: string, a: TAny]] = @[]
for i in 0 .. 8000:
var tup = ($name, newAny(nil, nil))
doAssert(tup[0] == "example")
ret.add(tup)
doAssert(ret[ret.len()-1][0] == "example")
block tgenericassign_tuples:
var t, s: tuple[x: string, c: int]
proc ugh: seq[tuple[x: string, c: int]] =
result = @[("abc", 232)]
t = ugh()[0]
s = t
s = ugh()[0]
doAssert s[0] == "abc"
doAssert s[1] == 232
block tobjasgn:
type
TSomeObj = object of RootObj
a, b: int
PSomeObj = ref object
a, b: int
var a = TSomeObj(a: 8)
var b = PSomeObj(a: 5)
echo a.a, " ", b.a, " ", a.b, " ", b.b
# bug #575
type
Something = object of RootObj
a: string
b, c: int32
type
Other = object of Something
haha: int
proc `$`(x: Other): string =
result = "a:" & x.a & " b:" & $x.b & " c:" & $x.c & " haha:" & $x.haha
var
t: Other
t.a = "test"
t.b = 1
t.c = 2
t.haha = 3
echo "pre test ", $t
var x = t
echo "assignment test ", x
when false:
type
Concrete = object
a, b: string
proc `=`(d: var Concrete; src: Concrete) =
shallowCopy(d.a, src.a)
shallowCopy(d.b, src.b)
echo "Concrete '='"
var x, y: array[0..2, Concrete]
var cA, cB: Concrete
var cATup, cBTup: tuple[x: int, ha: Concrete]
x = y
cA = cB
cATup = cBTup
type
GenericT[T] = object
a, b: T
proc `=`[T](d: var GenericT[T]; src: GenericT[T]) =
shallowCopy(d.a, src.a)
shallowCopy(d.b, src.b)
echo "GenericT[T] '=' ", typeof(T).name
var ag: GenericT[int]
var bg: GenericT[int]
ag = bg
var xg, yg: array[0..2, GenericT[float]]
var cAg, cBg: GenericT[string]
var cATupg, cBTupg: tuple[x: int, ha: GenericT[int8]]
xg = yg
cAg = cBg
cATupg = cBTupg
var caSeqg, cbSeqg: seq[GenericT[bool]]
newSeq(cbSeqg, 4)
caSeqg = cbSeqg
when false:
type
Foo = object
case b: bool
of false: xx: GenericT[int]
of true: yy: bool
var
a, b: Foo
a = b
block tgeneric_assign_varargs:
template fatal(msgs: varargs[string]) =
for msg in msgs:
stdout.write(msg)
stdout.write('\n')
fatal "abc", "123"
|
