mirror of
https://github.com/nim-lang/Nim.git
synced 2025-12-30 01:44:37 +00:00
40 lines
544 B
Nim
40 lines
544 B
Nim
discard """
|
|
output: '''
|
|
@[1, 2]
|
|
@[3, 4]
|
|
1
|
|
'''
|
|
"""
|
|
|
|
# https://github.com/nim-lang/Nim/issues/5756
|
|
|
|
type
|
|
Vec*[N : static[int]] = object
|
|
x: int
|
|
arr*: array[N, int32]
|
|
|
|
Mat*[M,N: static[int]] = object
|
|
x: int
|
|
arr*: array[M, Vec[N]]
|
|
|
|
proc vec2*(x,y:int32) : Vec[2] =
|
|
result.arr = [x,y]
|
|
result.x = 10
|
|
|
|
proc mat2*(a,b: Vec[2]): Mat[2,2] =
|
|
result.arr = [a,b]
|
|
result.x = 20
|
|
|
|
const M = mat2(vec2(1, 2), vec2(3, 4))
|
|
|
|
let m1 = M
|
|
echo @(m1.arr[0].arr)
|
|
echo @(m1.arr[1].arr)
|
|
|
|
proc foo =
|
|
let m2 = M
|
|
echo m1.arr[0].arr[0]
|
|
|
|
foo()
|
|
|