fix: bug in passwd's lexer

2023-12-13 10:31:13 +00:00
parent e620762102
commit 702f8072dc
2 changed files with 5 additions and 2 deletions
--- a/backend/src/lexer.cpp
+++ b/backend/src/lexer.cpp
@ -102,7 +102,7 @@ bool CommandRegisterLexer(const std::string &command, std::string &user_id,
 bool CommandPasswdLexer(const std::string &command, std::string &user_id,
                        std::string &old_password, std::string &new_password) {
  static std::basic_regex main_pattern(
-      R"(^ *passwd +(?:[0-9a-zA-Z_]{1,30}) +(?:[0-9a-zA-Z_]{1,30})? +(?:[0-9a-zA-Z_]{1,30}) *$)",
+      R"(^ *passwd +(?:[0-9a-zA-Z_]{1,30})(?: +(?:[0-9a-zA-Z_]{1,30}))? +(?:[0-9a-zA-Z_]{1,30}) *$)",
      std::regex_constants::optimize);
  if (std::regex_match(command, main_pattern)) {
    std::stringstream ss(command);