FileRAII.h

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//
// Created by jjasmine on 3/8/24.
//
 
#pragma once
#include <fstream>
#include <string>


class FileRAII {
public:
  // Constructor opens the file
  explicit FileRAII(const std::string &filename)
      : file(filename), is_opened(true) {
    is_opened = file.is_open();
 
    str = std::string((std::istreambuf_iterator<char>(file)),
                      (std::istreambuf_iterator<char>()));
  }
 
  // Destructor closes the file
  ~FileRAII() {
    if (is_opened) {
      file.close();
    }
  }
 
  // Function to check if the file is open
  bool isOpen() const { return is_opened; }
 
  std::string getInternalStr() { return str; }
 
private:
  std::ifstream file;
  bool is_opened;
  std::string str;
};