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Merge branch 'syntax' into ast

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John Alanbrook
2026-02-05 20:39:56 -06:00
parent 91761c03e6 5a479cc765
commit a8a271e014
1 changed files with 58 additions and 0 deletions
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58
source/quickjs.c
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@@ -27980,6 +27980,7 @@ static cJSON *ast_parse_expr (ASTParseState *s);
static cJSON *ast_parse_assign_expr (ASTParseState *s);
static cJSON *ast_parse_statement (ASTParseState *s);
static void ast_sync_to_statement (ASTParseState *s);
static cJSON *ast_parse_block_statements (ASTParseState *s);
static cJSON *ast_parse_function_inner (ASTParseState *s, BOOL is_expr);
static cJSON *ast_parse_arrow_function (ASTParseState *s);
@@ -28925,6 +28926,63 @@ static cJSON *ast_parse_primary (ASTParseState *s) {
ast_next_token (s);
cJSON *right = ast_parse_assign_expr (s);
cJSON_AddItemToObject (pair, "right", right);
} else if (s->token_val == '(') {
/* Method shorthand: init() {} => init: function init() {} */
const uint8_t *fn_start = s->token_ptr;
cJSON *fn = ast_node (s, "function", fn_start);
/* Set method name from property key */
cJSON *left = cJSON_GetObjectItem (pair, "left");
cJSON *name_item = cJSON_GetObjectItem (left, "name");
if (name_item)
cJSON_AddStringToObject (fn, "name", name_item->valuestring);
/* Parse parameters */
cJSON *params = cJSON_AddArrayToObject (fn, "list");
ast_next_token (s); /* skip '(' */
while (s->token_val != ')' && s->token_val != TOK_EOF) {
if (s->token_val == TOK_IDENT) {
cJSON *param = ast_node (s, "name", s->token_ptr);
const char *str = JS_ToCString (s->ctx, s->token_u.ident.str);
cJSON_AddStringToObject (param, "name", str ? str : "");
JS_FreeCString (s->ctx, str);
ast_node_end (s, param, s->buf_ptr);
ast_next_token (s);
if (s->token_val == '=' || s->token_val == '|') {
ast_next_token (s);
cJSON *default_val = ast_parse_expr (s);
cJSON_AddItemToObject (param, "expression", default_val);
}
cJSON_AddItemToArray (params, param);
} else {
ast_error (s, s->token_ptr, "expected parameter name");
break;
}
if (s->token_val == ',') ast_next_token (s);
else break;
}
if (s->token_val == ')') ast_next_token (s);
else if (s->token_val == TOK_EOF)
ast_error (s, s->token_ptr, "unterminated method parameter list");
if (cJSON_GetArraySize (params) > 4)
ast_error (s, s->token_ptr, "functions cannot have more than 4 parameters");
/* Parse body */
if (s->token_val == '{') {
ast_next_token (s);
cJSON *stmts = ast_parse_block_statements (s);
cJSON_AddItemToObject (fn, "statements", stmts);
if (s->token_val == '}') ast_next_token (s);
else if (s->token_val == TOK_EOF)
ast_error (s, s->token_ptr, "unterminated method body");
} else {
ast_error (s, s->token_ptr, "expected '{' for method body");
}
cJSON_AddNumberToObject (fn, "function_nr", s->function_nr++);
ast_node_end (s, fn, s->buf_ptr);
cJSON_AddItemToObject (pair, "right", fn);
} else {
ast_error (s, s->token_ptr, "expected ':' after property name");
}