82 lines
1.0 KiB
V
82 lines
1.0 KiB
V
struct St {
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mut:
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a int
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}
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struct Qr {
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mut:
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a int
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}
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fn (mut r Qr) s_mut(mut s St) {
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r.a = 5
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s.a = 7
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}
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fn (r Qr) s_val(s St) int {
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return r.a * s.a
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}
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fn m_mut(mut a map[string]f64) {
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a['yxcv'] = -2.25
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}
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fn m_val(a map[string]f64) f64 {
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x := a['yxcv']
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return x
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}
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fn a_mut(mut a []int) {
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a[2] = 42
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}
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fn a_val(a []int) int {
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return a[1]
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}
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fn test_shared_as_value() {
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shared s := St{ a: 5 }
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shared a := [3, 4, 6, 13, -23]
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shared m := {'qw': 12.75, 'yxcv': -3.125, 'poiu': 88.0625}
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shared r := Qr{ a: 7 }
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lock s {
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u := r.s_val(s)
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println(u)
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}
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lock r {
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v := r.s_val(s)
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println(v)
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}
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w := m_val(m)
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x := a_val(a)
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println('$w $x')
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}
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fn test_shared_as_mut() {
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shared s := St{ a: 5 }
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shared a := [3, 4, 6, 13, -23]
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shared m := {'qw': 12.75, 'yxcv': -3.125, 'poiu': 88.0625}
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shared r := Qr{ a: 7 }
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lock s {
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r.s_mut(mut s)
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}
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lock r {
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r.s_mut(mut s)
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}
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m_mut(mut m)
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a_mut(mut a)
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}
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struct Ab {
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s shared St
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}
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fn main() {
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shared y := St{ a: 5 }
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println(y)
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println('$y')
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a := Ab{ s: St{ a: 3 } }
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println(a.s)
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println('$a.s')
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}
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