fix(clang-tidy): for clang, function cannot return bool if it takes no arguments ????

src/parser/grammar.c

@@ -91,7 +91,7 @@ static bool init_firsts_map(void)
 
 // === Functions
 
-bool grammar_init(void)
+int grammar_init(void)
 {
     // Initialize the firsts map
     bool success = init_firsts_map();

src/parser/grammar.h

@@ -64,7 +64,7 @@ struct firsts_list
  * @return PARSER_INIT_SUCCESS on success PARSER_INIT_ERROR on error
  * @warning Do not use outside the parser
  */
-bool grammar_init(void);
+int grammar_init(void);
 
 /*
  * @brief Closes the grammar submodule

src/parser/parser.c

@@ -10,7 +10,7 @@ static enum parser_state state = PARSER_STATE_NOT_INITIALIZED;
 
 // === Functions
 
-bool parser_init(void)
+int parser_init(void)
 {
     if (state == PARSER_STATE_READY)
     {

src/parser/parser.h

@@ -18,7 +18,7 @@ enum parser_state
  *
  * @return Returns false on error and true on success
  */
-bool parser_init(void);
+int parser_init(void);
 
 /* @brief Closes the parser module after use
  */