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30 lines
464 B
V
30 lines
464 B
V
type Async_cb = fn (x []u8, mut y []u8) int
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fn async_cb(b []u8, mut res []u8) int {
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if b.len > 0 {
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res << b
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}
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return 0
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}
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struct Ep_arg {
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mut:
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sfd int
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cb Async_cb
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}
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fn test_struct_fn_field_can_be_used_directly() {
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buf := [u8(1), 2, 3]
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mut res := []u8{}
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res << 0x88
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async_cb(buf[0..2], mut res)
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data := Ep_arg{
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sfd: 1234
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cb: async_cb
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}
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data.cb(buf[1..2], mut res)
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res << 0x99
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eprintln(res)
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assert res == [u8(0x88), 0x01, 0x02, 0x02, 0x99]
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}
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