yuyi
GitHub
parent
1e9e717111
commit
5d0e9417db
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@ -5,6 +5,7 @@ module c
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// that can be found in the LICENSE file.
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import v.ast
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import v.util
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import strings
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fn (g &Gen) type_to_fmt1(typ ast.Type) StrIntpType {
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if typ == ast.byte_type_idx {
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@ -47,30 +48,15 @@ fn (g &Gen) type_to_fmt1(typ ast.Type) StrIntpType {
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}
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fn (mut g Gen) gen_str_for_struct(info ast.Struct, styp string, str_fn_name string) {
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// g.gen_str_for_struct1(info, styp, str_fn_name)
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// TODO: short it if possible
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// generates all definitions of substructs
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mut fnames2strfunc := map{
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'': ''
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}
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for field in info.fields {
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sym := g.table.get_type_symbol(field.typ)
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if !sym.has_method('str') {
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mut typ := field.typ
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if typ.is_ptr() {
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typ = typ.deref()
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}
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field_styp := g.typ(typ)
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field_fn_name := g.gen_str_for_type(field.typ)
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fnames2strfunc[field_styp] = field_fn_name
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}
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}
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// _str() functions should have a single argument, the indenting ones take 2:
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g.type_definitions.writeln('static string ${str_fn_name}($styp it); // auto')
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g.auto_str_funcs.writeln('static string ${str_fn_name}($styp it) { return indent_${str_fn_name}(it, 0);}')
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g.type_definitions.writeln('static string indent_${str_fn_name}($styp it, int indent_count); // auto')
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g.auto_str_funcs.writeln('static string indent_${str_fn_name}($styp it, int indent_count) {')
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mut fn_builder := strings.new_builder(512)
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defer {
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g.auto_fn_definitions << fn_builder.str()
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}
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fn_builder.writeln('static string indent_${str_fn_name}($styp it, int indent_count) {')
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mut clean_struct_v_type_name := styp.replace('__', '.')
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if clean_struct_v_type_name.contains('_T_') {
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// TODO: this is a bit hacky. styp shouldn't be even parsed with _T_
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@ -82,15 +68,15 @@ fn (mut g Gen) gen_str_for_struct(info ast.Struct, styp string, str_fn_name stri
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clean_struct_v_type_name = util.strip_main_name(clean_struct_v_type_name)
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// generate ident / indent length = 4 spaces
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if info.fields.len == 0 {
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g.auto_str_funcs.writeln('\treturn _SLIT("$clean_struct_v_type_name{}");')
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g.auto_str_funcs.writeln('}')
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g.auto_str_funcs.writeln('')
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fn_builder.writeln('\treturn _SLIT("$clean_struct_v_type_name{}");')
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fn_builder.writeln('}')
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fn_builder.writeln('')
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return
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}
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g.auto_str_funcs.writeln('\tstring indents = string_repeat(_SLIT(" "), indent_count);')
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g.auto_str_funcs.writeln('\tstring res = str_intp( ${info.fields.len * 4 + 3}, _MOV((StrIntpData[]){')
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g.auto_str_funcs.writeln('\t\t{_SLIT("$clean_struct_v_type_name{\\n"), 0, {.d_c=0}},')
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fn_builder.writeln('\tstring indents = string_repeat(_SLIT(" "), indent_count);')
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fn_builder.writeln('\tstring res = str_intp( ${info.fields.len * 4 + 3}, _MOV((StrIntpData[]){')
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fn_builder.writeln('\t\t{_SLIT("$clean_struct_v_type_name{\\n"), 0, {.d_c=0}},')
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for i, field in info.fields {
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mut ptr_amp := if field.typ.is_ptr() { '&' } else { '' }
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@ -109,9 +95,9 @@ fn (mut g Gen) gen_str_for_struct(info ast.Struct, styp string, str_fn_name stri
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// first fields doesn't need \n
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if i == 0 {
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g.auto_str_funcs.write_string('\t\t{_SLIT0, $si_s_code, {.d_s=indents}}, {_SLIT(" $field.name: $ptr_amp$prefix"), 0, {.d_c=0}}, ')
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fn_builder.write_string('\t\t{_SLIT0, $si_s_code, {.d_s=indents}}, {_SLIT(" $field.name: $ptr_amp$prefix"), 0, {.d_c=0}}, ')
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} else {
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g.auto_str_funcs.write_string('\t\t{_SLIT("\\n"), $si_s_code, {.d_s=indents}}, {_SLIT(" $field.name: $ptr_amp$prefix"), 0, {.d_c=0}}, ')
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fn_builder.write_string('\t\t{_SLIT("\\n"), $si_s_code, {.d_s=indents}}, {_SLIT(" $field.name: $ptr_amp$prefix"), 0, {.d_c=0}}, ')
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}
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// custom methods management
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@ -120,15 +106,15 @@ fn (mut g Gen) gen_str_for_struct(info ast.Struct, styp string, str_fn_name stri
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field_styp_fn_name := if has_custom_str {
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'${field_styp}_str'
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} else {
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fnames2strfunc[field_styp]
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g.gen_str_for_type(field.typ)
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}
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// manage the fact hat with float we use always the g representation
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if sym.kind !in [.f32, .f64] {
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g.auto_str_funcs.write_string('{_SLIT("$quote_str"), ${int(base_fmt)}, {.${data_str(base_fmt)}=')
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fn_builder.write_string('{_SLIT("$quote_str"), ${int(base_fmt)}, {.${data_str(base_fmt)}=')
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} else {
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g_fmt := '0x' + (u32(base_fmt) | u32(0x7F) << 9).hex()
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g.auto_str_funcs.write_string('{_SLIT("$quote_str"), $g_fmt, {.${data_str(base_fmt)}=')
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fn_builder.write_string('{_SLIT("$quote_str"), $g_fmt, {.${data_str(base_fmt)}=')
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}
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mut func := struct_auto_str_func1(sym, field.typ, field_styp_fn_name, field.name)
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@ -136,32 +122,32 @@ fn (mut g Gen) gen_str_for_struct(info ast.Struct, styp string, str_fn_name stri
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// manage reference types can be "nil"
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if field.typ.is_ptr() && !(field.typ in ast.charptr_types
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|| field.typ in ast.byteptr_types || field.typ == ast.voidptr_type_idx) {
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g.auto_str_funcs.write_string('isnil(it.${c_name(field.name)})')
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g.auto_str_funcs.write_string(' ? _SLIT("nil") : ')
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fn_builder.write_string('isnil(it.${c_name(field.name)})')
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fn_builder.write_string(' ? _SLIT("nil") : ')
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// struct, floats and ints have a special case through the _str function
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if sym.kind != .struct_ && !field.typ.is_int_valptr() && !field.typ.is_float_valptr() {
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g.auto_str_funcs.write_string('*')
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fn_builder.write_string('*')
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}
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}
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// handle circular ref type of struct to the struct itself
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if styp == field_styp {
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g.auto_str_funcs.write_string('_SLIT("<circular>")')
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fn_builder.write_string('_SLIT("<circular>")')
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} else {
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// manage C charptr
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if field.typ in ast.charptr_types {
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g.auto_str_funcs.write_string('tos2((byteptr)$func)')
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fn_builder.write_string('tos2((byteptr)$func)')
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} else {
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g.auto_str_funcs.write_string(func)
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fn_builder.write_string(func)
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}
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}
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g.auto_str_funcs.writeln('}}, {_SLIT("$quote_str"), 0, {.d_c=0}},')
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fn_builder.writeln('}}, {_SLIT("$quote_str"), 0, {.d_c=0}},')
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}
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g.auto_str_funcs.writeln('\t\t{_SLIT("\\n"), $si_s_code, {.d_s=indents}}, {_SLIT("}"), 0, {.d_c=0}},')
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g.auto_str_funcs.writeln('\t}));')
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g.auto_str_funcs.writeln('\tstring_free(&indents);')
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g.auto_str_funcs.writeln('\treturn res;')
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g.auto_str_funcs.writeln('}')
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fn_builder.writeln('\t\t{_SLIT("\\n"), $si_s_code, {.d_s=indents}}, {_SLIT("}"), 0, {.d_c=0}},')
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fn_builder.writeln('\t}));')
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fn_builder.writeln('\tstring_free(&indents);')
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fn_builder.writeln('\treturn res;')
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fn_builder.writeln('}')
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}
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fn struct_auto_str_func1(sym &ast.TypeSymbol, field_type ast.Type, fn_name string, field_name string) string {
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