Aggregate *new_aggregate(SrcPos pos, AggregateKind kind, AggregateItem *items, int num_items)
{
Aggregate *aggregate = (Aggregate *)ast_alloc(sizeof(Aggregate));
aggregate->pos = pos;
aggregate->kind = kind;
aggregate->items = items;
aggregate->num_items = num_items;
return(aggregate);
}
Aggregate new_aggregate(SrcPos pos, AggregateKind kind, AggregateItem[] items, int num_items)
{
Aggregate aggregate;
aggregate.pos = pos;
aggregate.kind = kind;
aggregate.items = items;
aggregate.num_items = num_items;
return(aggregate);
}
Aggregate *parse_aggregate(AggregateKind kind)
{
SrcPos pos = token.pos;
expect_token(TOKEN_LBRACE);
var items = Buffer <AggregateItem> .Create(16);
while (!is_token_eof() && !is_token(TOKEN_RBRACE))
{
var item = parse_decl_aggregate_item();
items.Add(item);
}
expect_token(TOKEN_RBRACE);
return(new_aggregate(pos, kind, items, items.count));
}
Decl *parse_decl_aggregate(SrcPos pos, DeclKind kind)
{
assert(kind == DECL_STRUCT || kind == DECL_UNION);
var name = parse_name();
AggregateKind aggregate_kind = kind == DECL_STRUCT ? AGGREGATE_STRUCT : AGGREGATE_UNION;
if (match_token(TOKEN_SEMICOLON))
{
Decl *decl = new_decl_aggregate(pos, kind, name, new_aggregate(pos, aggregate_kind, null, 0));
decl->is_incomplete = true;
return(decl);
}
else
{
return(new_decl_aggregate(pos, kind, name, parse_aggregate(aggregate_kind)));
}
}