63 lines
1007 B
V
63 lines
1007 B
V
struct Foo {
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immutable int
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mut:
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test string
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name string
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}
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fn comptime_field_selector_read<T>() []string {
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mut t := T{}
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t.name = '2'
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t.test = '1'
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mut value_list := []string{}
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$for f in T.fields {
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$if f.typ is string {
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value_list << t.$(f.name)
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}
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}
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return value_list
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}
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fn test_comptime_field_selector_read() {
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assert comptime_field_selector_read<Foo>() == ['1', '2']
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}
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fn comptime_field_selector_write<T>() T {
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mut t := T{}
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$for f in T.fields {
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$if f.typ is string {
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t.$(f.name) = '1'
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}
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$if f.typ is int {
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t.$(f.name) = 1
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}
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}
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return t
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}
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fn test_comptime_field_selector_write() {
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res := comptime_field_selector_write<Foo>()
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assert res.immutable == 1
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assert res.test == '1'
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assert res.name == '1'
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}
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struct Foo2 {
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f Foo
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}
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fn nested_with_parentheses<T>() T {
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mut t := T{}
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$for f in T.fields {
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$if f.typ is Foo {
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t.$(f.name).test = '1'
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}
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}
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return t
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}
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fn test_nested_with_parentheses() {
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res := nested_with_parentheses<Foo2>()
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assert res.f.test == '1'
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}
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