ready to merge docs

include/semantic/semantic.h

@@ -4,15 +4,6 @@
 #include "ast/ast.h"
 #include "visitor.h"
 
-class SemanticError : public std::exception {
-  std::string msg;
-  int error_code;
-
- public:
-  SemanticError(const std::string &msg, int error_code) : msg(msg), error_code(error_code) {}
-  const char *what() const noexcept override { return msg.c_str(); }
-  int GetErrorCode() const { return error_code; }
-};
 std::shared_ptr<ASTNodeBase> BuildAST(Visitor *visitor, antlr4::tree::ParseTree *tree);
 void SemanticCheck(std::istream &fin, std::shared_ptr<ASTNodeBase> &ast);
 #endif

include/semantic/visitor.h

@@ -1,9 +1,13 @@
 #ifndef VISITOR_H
 #define VISITOR_H
 
+#include <stack>
+#include <vector>
 #include "MXParserVisitor.h"
-
+#include "tools.h"
 class Visitor : public MXParserVisitor {
+  std::vector<ASTNodeType> nodetype_stk;
+
  public:
   std::any visitMxprog(MXParser::MxprogContext *context) override;
   std::any visitFunction_def(MXParser::Function_defContext *context) override;