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cgen: interface_call()
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@ -36,11 +36,11 @@ const (
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'unsigned',
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'void',
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'volatile',
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'while',
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//'new'
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'while'
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]
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)
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// 'new'
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fn foo(t token.Token) {
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util.full_hash()
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}
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@ -2202,9 +2202,10 @@ string _STR(const char *fmt, int nfmts, ...) {
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int k = strlen(fmt);
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bool is_fspec = false;
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for (int j=0; j<k; j++) {
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if (fmt[j] == '+"'%'"+') {
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if (fmt[j] == ' +
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"'%'" + ') {
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j++;
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if(fmt[j] != '+"'%'"+') {
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if(fmt[j] != ' + "'%'" + ') {
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is_fspec = true;
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break;
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}
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@ -2213,17 +2214,22 @@ string _STR(const char *fmt, int nfmts, ...) {
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if (is_fspec) {
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char f = fmt[k-1];
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char fup = f & 0xdf; // toupper
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bool l = fmt[k-2] == '+"'l'"+';
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bool ll = l && fmt[k-3] == '+"'l'"+';
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if (f == '+"'u'"+' || fup == '+"'X'"+' || f == '+"'o'"+' || f == '+"'d'"+' || f == '+"'c'"+') { // int...
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bool l = fmt[k-2] == ' +
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"'l'" + ';
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bool ll = l && fmt[k-3] == ' + "'l'" + ';
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if (f == ' + "'u'" + ' || fup == ' +
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"'X'" + ' || f == ' + "'o'" + ' || f == ' + "'d'" + ' || f == ' + "'c'" + ') { // int...
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if (ll) _STR_PRINT_ARG(fmt, &buf, &nbytes, &memsize, k+16, va_arg(argptr, long long));
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else if (l) _STR_PRINT_ARG(fmt, &buf, &nbytes, &memsize, k+10, va_arg(argptr, long));
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else _STR_PRINT_ARG(fmt, &buf, &nbytes, &memsize, k+8, va_arg(argptr, int));
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} else if (fup >= '+"'E'"+' && fup <= '+"'G'"+') { // floating point
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} else if (fup >= ' +
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"'E'" + ' && fup <= ' + "'G'" + ') { // floating point
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_STR_PRINT_ARG(fmt, &buf, &nbytes, &memsize, k+10, va_arg(argptr, double));
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} else if (f == '+"'s'"+') { // v string
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} else if (f == ' +
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"'s'" + ') { // v string
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string s = va_arg(argptr, string);
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if (fmt[k-4] == '+"'*'"+') { // %*.*s
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if (fmt[k-4] == ' + "'*'" +
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') { // %*.*s
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int fwidth = va_arg(argptr, int);
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if (fwidth < 0)
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fwidth -= (s.len - utf8_str_len(s));
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@ -2460,9 +2466,8 @@ fn (mut g Gen) string_inter_literal(node ast.StringInterLiteral) {
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fspec = `d`
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} else if node.expr_types[i].is_unsigned() {
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fspec = `u`
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} else if node.expr_types[i] in [table.string_type, table.bool_type] ||
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sym.kind in [.enum_, .array, .array_fixed, .struct_, .map] ||
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g.typ(node.expr_types[i]).starts_with('Option') ||
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} else if node.expr_types[i] in [table.string_type, table.bool_type] || sym.kind in
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[.enum_, .array, .array_fixed, .struct_, .map] || g.typ(node.expr_types[i]).starts_with('Option') ||
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sym.has_method('str') {
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fspec = `s`
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} else {
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@ -2473,17 +2478,17 @@ fn (mut g Gen) string_inter_literal(node ast.StringInterLiteral) {
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fields := fmt.split('.')
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// validate format
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// only floats should have precision specifier
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if fields.len > 2 || fields.len == 2 && !(node.expr_types[i].is_float()) ||
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node.expr_types[i].is_signed() && !(fspec in [`d`, `c`, `x`, `X`, `o`]) ||
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node.expr_types[i].is_unsigned() && !(fspec in [`u`, `x`, `X`, `o`, `c`]) ||
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node.expr_types[i].is_float() && !(fspec in [`E`, `F`, `G`, `e`, `f`, `g`, `e`]) {
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if fields.len > 2 || fields.len == 2 && !(node.expr_types[i].is_float()) || node.expr_types[i].is_signed() &&
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!(fspec in [`d`, `c`, `x`, `X`, `o`]) || node.expr_types[i].is_unsigned() && !(fspec in [`u`,
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`x`, `X`, `o`, `c`]) || node.expr_types[i].is_float() && !(fspec in [`E`, `F`, `G`, `e`, `f`,
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`g`, `e`]) {
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verror('illegal format specifier ${fspec:c} for type ${g.table.get_type_name(node.expr_types[i])}')
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}
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// make sure that format paramters are valid numbers
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for j, f in fields {
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for k, c in f {
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if (c < `0` || c > `9`) &&
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!(j == 0 && k == 0 && (node.expr_types[i].is_number() && c == `+` || c == `-`)) {
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if (c < `0` || c > `9`) && !(j == 0 && k == 0 && (node.expr_types[i].is_number() &&
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c == `+` || c == `-`)) {
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verror('illegal character ${c:c} in format specifier ${fmt}')
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}
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}
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@ -2506,8 +2511,8 @@ fn (mut g Gen) string_inter_literal(node ast.StringInterLiteral) {
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g.write('$fmt${fspec:c}')
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} else if node.expr_types[i].is_int() {
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if fspec == `c` {
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if node.expr_types[i].idx() in [table.i64_type_idx table.f64_type_idx] {
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verror("64 bit integer types cannot be interpolated as character")
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if node.expr_types[i].idx() in [table.i64_type_idx, table.f64_type_idx] {
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verror('64 bit integer types cannot be interpolated as character')
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} else {
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g.write('${fmt}c')
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}
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@ -2565,11 +2570,7 @@ fn (mut g Gen) string_inter_literal(node ast.StringInterLiteral) {
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}
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} else if sym.has_method('str') || sym.kind in [.array, .array_fixed, .map, .struct_] {
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is_p := node.expr_types[i].is_ptr()
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val_type := if is_p {
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node.expr_types[i].deref()
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} else {
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node.expr_types[i]
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}
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val_type := if is_p { node.expr_types[i].deref() } else { node.expr_types[i] }
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str_fn_name := g.gen_str_for_type(val_type)
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if is_p {
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g.write('string_add(_SLIT("&"), ${str_fn_name}(*(')
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@ -3550,9 +3551,12 @@ fn (mut g Gen) array_init(it ast.ArrayInit) {
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if it.is_interface {
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// sym := g.table.get_type_symbol(it.interface_types[i])
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// isym := g.table.get_type_symbol(it.interface_type)
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/*
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interface_styp := g.typ(it.interface_type)
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styp := g.typ(it.interface_types[i])
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g.write('I_${styp}_to_${interface_styp}(')
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*/
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g.interface_call(it.interface_types[i], it.interface_type)
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}
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g.expr(expr)
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if it.is_interface {
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@ -3562,3 +3566,11 @@ fn (mut g Gen) array_init(it ast.ArrayInit) {
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}
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g.write('\n})')
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}
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// `ui.foo(button)` =>
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// `ui__foo(I_ui__Button_to_ui__Widget(` ...
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fn (g &Gen) interface_call(typ, interface_type table.Type) {
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interface_styp := g.typ(interface_type).replace('*', '')
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styp := g.typ(typ).replace('*', '')
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g.write('I_${styp}_to_${interface_styp}(')
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}
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@ -508,10 +508,11 @@ fn (mut g Gen) call_args(args []ast.CallArg, expected_types []table.Type) {
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// Cast a type to interface
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// `foo(dog)` => `foo(I_Dog_to_Animal(dog))`
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exp_sym := g.table.get_type_symbol(expected_types[arg_no])
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exp_styp := g.typ(expected_types[arg_no]) // g.table.get_type_symbol(expected_types[arg_no])
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styp := g.typ(arg.typ) // g.table.get_type_symbol(arg.typ)
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// exp_styp := g.typ(expected_types[arg_no]) // g.table.get_type_symbol(expected_types[arg_no])
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// styp := g.typ(arg.typ) // g.table.get_type_symbol(arg.typ)
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if exp_sym.kind == .interface_ {
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g.write('I_${styp}_to_${exp_styp}(')
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g.interface_call(arg.typ, expected_types[arg_no])
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// g.write('/*Z*/I_${styp}_to_${exp_styp}(')
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is_interface = true
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}
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}
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