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A decent union type with common fields and variants

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This commit is contained in:
Ginger Bill
2017-02-21 21:21:54 +00:00
parent a94dfdf21d
commit 047c0e4bcc
10 changed files with 678 additions and 389 deletions
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src/check_stmt.c
+5 -6
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@@ -1029,8 +1029,8 @@ void check_stmt_internal(Checker *c, AstNode *node, u32 flags) {
if (is_union_ptr) {
GB_ASSERT(is_type_union(bt));
bool tag_type_found = false;
for (isize i = 0; i < bt->Record.field_count; i++) {
Entity *f = bt->Record.fields[i];
for (isize i = 0; i < bt->Record.variant_count; i++) {
Entity *f = bt->Record.variants[i];
if (are_types_identical(f->type, y.type)) {
tag_type_found = true;
break;
@@ -1038,8 +1038,7 @@ void check_stmt_internal(Checker *c, AstNode *node, u32 flags) {
}
if (!tag_type_found) {
gbString type_str = type_to_string(y.type);
error_node(y.expr,
"Unknown tag type, got `%s`", type_str);
error_node(y.expr, "Unknown tag type, got `%s`", type_str);
gb_string_free(type_str);
continue;
}
@@ -1163,8 +1162,8 @@ void check_stmt_internal(Checker *c, AstNode *node, u32 flags) {
case Entity_TypeName: {
Type *t = base_type(e->type);
if (is_type_union(t)) {
for (isize i = 0; i < t->Record.field_count; i++) {
Entity *f = t->Record.fields[i];
for (isize i = 0; i < t->Record.variant_count; i++) {
Entity *f = t->Record.variants[i];
Entity *found = scope_insert_entity(c->context.scope, f);
if (found != NULL) {
gbString expr_str = expr_to_string(expr);