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lang: ast: implement control flags returned by parser functions

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max 🍓
2024-11-26 21:30:40 +00:00
parent 740df312a9
commit cd89c20beb
9 changed files with 177 additions and 98 deletions
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21
lang/ast/unit-package.c
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@@ -10,20 +10,22 @@ struct unit_package_parser_state {
int s_prev_token;
};
static enum ivy_status parse_dot(struct ivy_parser *ctx, struct ivy_token *tok)
static struct token_parse_result parse_dot(
struct ivy_parser *ctx, struct ivy_token *tok)
{
struct unit_package_parser_state *state
= parser_get_state(ctx, struct unit_package_parser_state);
if (state->s_prev_token != IVY_TOK_IDENT) {
return IVY_ERR_BAD_SYNTAX;
return PARSE_RESULT(IVY_ERR_BAD_SYNTAX, 0);
}
state->s_prev_token = IVY_SYM_DOT;
return IVY_OK;
return PARSE_RESULT(IVY_OK, 0);
}
static enum ivy_status 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 unit_package_parser_state *state
= parser_get_state(ctx, struct unit_package_parser_state);
@@ -32,26 +34,27 @@ static enum ivy_status parse_ident(struct ivy_parser *ctx, struct ivy_token *tok
= (struct ivy_ast_unit_package_node *)(state->s_base.s_node);
if (state->s_prev_token == IVY_TOK_IDENT) {
return IVY_ERR_BAD_SYNTAX;
return PARSE_RESULT(IVY_ERR_BAD_SYNTAX, 0);
}
b_queue_push_back(&node->n_ident, &tok->t_entry);
state->s_prev_token = IVY_TOK_IDENT;
return IVY_OK;
return PARSE_RESULT(IVY_OK, 0);
}
static enum ivy_status parse_linefeed(struct ivy_parser *ctx, struct ivy_token *tok)
static struct token_parse_result parse_linefeed(
struct ivy_parser *ctx, struct ivy_token *tok)
{
struct unit_package_parser_state *state
= parser_get_state(ctx, struct unit_package_parser_state);
if (state->s_prev_token != IVY_TOK_IDENT) {
return IVY_ERR_BAD_SYNTAX;
return PARSE_RESULT(IVY_ERR_BAD_SYNTAX, 0);
}
parser_pop_state(ctx, STATE_ADD_NODE_TO_PARENT);
return IVY_OK;
return PARSE_RESULT(IVY_OK, 0);
}
static enum ivy_status add_child(