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lang: ast: fix incorrect return types; add function to determine expression tokens

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max 🍓
2024-11-27 12:56:10 +00:00
parent cd89c20beb
commit ad25b89af0
6 changed files with 127 additions and 21 deletions
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17
lang/ast/msgh.c
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@@ -9,16 +9,12 @@ struct msgh_parser_state {
struct parser_state s_base;
bool s_oneline;
enum {
AREA_SELECTOR,
AREA_BODY,
} s_current_area;
unsigned int s_i;
unsigned int s_prev;
};
static struct token_parse_result parse_ident(struct ivy_parser *ctx, struct ivy_token *tok)
static struct token_parse_result parse_ident(
struct ivy_parser *ctx, struct ivy_token *tok)
{
struct msgh_parser_state *state
= parser_get_state(ctx, struct msgh_parser_state);
@@ -26,7 +22,7 @@ static struct token_parse_result parse_ident(struct ivy_parser *ctx, struct ivy_
struct ivy_ast_msgh_node *msgh
= (struct ivy_ast_msgh_node *)state->s_base.s_node;
if (state->s_current_area == AREA_BODY) {
if (msgh->n_sel) {
/* TODO expression parsing */
return PARSE_RESULT(IVY_ERR_NOT_SUPPORTED, 0);
}
@@ -39,18 +35,18 @@ static struct token_parse_result parse_ident(struct ivy_parser *ctx, struct ivy_
return PARSE_RESULT(IVY_OK, 0);
}
static struct token_parse_result add_child(
static enum ivy_status add_child(
struct ivy_ast_node *parent, struct ivy_ast_node *child)
{
struct ivy_ast_msgh_node *msgh = (struct ivy_ast_msgh_node *)parent;
if (child->n_type == IVY_AST_SELECTOR && !msgh->n_sel) {
msgh->n_sel = (struct ivy_ast_selector_node *)child;
return PARSE_RESULT(IVY_OK, 0);
return IVY_OK;
}
b_queue_push_back(&msgh->n_body, &child->n_entry);
return PARSE_RESULT(IVY_OK, 0);
return IVY_OK;
}
static void init_state(struct ivy_parser *ctx, struct parser_state *sp)
@@ -58,7 +54,6 @@ static void init_state(struct ivy_parser *ctx, struct parser_state *sp)
struct msgh_parser_state *state = (struct msgh_parser_state *)sp;
state->s_oneline = false;
state->s_i = 0;
state->s_current_area = AREA_SELECTOR;
state->s_prev = IVY_SYM_HYPHEN;
parser_push_state(ctx, IVY_AST_SELECTOR);