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cgen: fix string of map with generic struct value (#16595)

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yuyi 2022-12-06 18:38:05 +08:00 committed by GitHub
parent a96e2e7093
commit e35f5f290e
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 20 additions and 3 deletions
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16
vlib/v/gen/c/auto_str_methods.v
View File

@ -709,8 +709,18 @@ fn (mut g Gen) gen_str_for_map(info ast.Map, styp string, str_fn_name string) {
val_sym = g.table.sym(val_typ)
}
val_styp := g.typ(val_typ)
elem_str_fn_name := val_styp.replace('*', '') + '_str'
if !val_sym.has_method('str') {
mut elem_str_fn_name := val_styp.replace('*', '') + '_str'
if val_sym.has_method_with_generic_parent('str') {
match mut val_sym.info {
ast.Struct, ast.Interface, ast.SumType {
if val_sym.info.generic_types.len > 0 {
elem_str_fn_name = g.generic_fn_name(val_sym.info.concrete_types,
elem_str_fn_name)
}
}
else {}
}
} else {
g.get_str_fn(val_typ)
}
@ -742,7 +752,7 @@ fn (mut g Gen) gen_str_for_map(info ast.Map, styp string, str_fn_name string) {
} else if val_sym.kind == .string {
tmp_str := str_intp_sq('*(${val_styp}*)DenseArray_value(&m.key_values, i)')
g.auto_str_funcs.writeln('\t\tstrings__Builder_write_string(&sb, ${tmp_str});')
} else if should_use_indent_func(val_sym.kind) && !val_sym.has_method('str') {
} else if should_use_indent_func(val_sym.kind) && !val_sym.has_method_with_generic_parent('str') {
ptr_str := '*'.repeat(val_typ.nr_muls())
g.auto_str_funcs.writeln('\t\tstrings__Builder_write_string(&sb, indent_${elem_str_fn_name}(*${ptr_str}(${val_styp}*)DenseArray_value(&m.key_values, i), indent_count));')
} else if val_sym.kind in [.f32, .f64] {

7
vlib/v/tests/string_map_with_generic_struct_value_test.v Normal file
View File

@ -0,0 +1,7 @@
import datatypes
fn test_string_map_with_generic_struct_value() {
p := map[string]datatypes.Stack[int]{}
println(p)
assert '${p}' == '{}'
}