Add basic parser utilities

2025-04-01 20:03:28 +02:00
parent 5fb6ebef28
commit c48adb1306
2 changed files with 60 additions and 0 deletions
--- a/src/parser/util.h
+++ b/src/parser/util.h
@ -0,0 +1,25 @@
+#ifndef INCLUDE_PARSER_UTIL_H_
+#define INCLUDE_PARSER_UTIL_H_
+
+#include "../ast.h"
+#include "../error.h"
+#include "../tokenlist.h"
+
+typedef struct parse_result {
+    error_t *err;
+    tokenlist_entry_t *next;
+    ast_node_t *node;
+} parse_result_t;
+
+typedef bool (*token_validator_t)(lexer_token_t *);
+
+parse_result_t parse_error(error_t *err);
+parse_result_t parse_no_match();
+parse_result_t parse_success(ast_node_t *ast, tokenlist_entry_t *next);
+parse_result_t parse_token(tokenlist_entry_t *current,
+                           lexer_token_id_t token_id, node_id_t ast_id,
+                           token_validator_t is_valid);
+
+extern error_t *err_parse_no_match;
+
+#endif // INCLUDE_PARSER_UTIL_H_