Converted header guards to #prama once

Author: arianhaddadi

include/cipherist.h

@@ -1,5 +1,4 @@
-#ifndef COMPRESSOR_CIPHERER_H
-#define COMPRESSOR_CIPHERER_H
+#pragma once
 
 #include <cstdint>
 #include <string>
@@ -9,5 +8,3 @@ class Cipherist {
   static void encrypt(uint8_t key, std::string &text);
   static void decrypt(uint8_t key, std::string &text);
 };
-
-#endif // COMPRESSOR_CIPHERER_H

include/command_handler.h

@@ -1,5 +1,4 @@
-#ifndef COMPRESSOR_CMD_HANDLER_H
-#define COMPRESSOR_CMD_HANDLER_H
+#pragma once
 
 #include <string>
 
@@ -9,5 +8,3 @@ class CommandHandler {
                       const std::string &output_filename,
                       const std::string &command, uint8_t k_num);
 };
-
-#endif // COMPRESSOR_CMD_HANDLER_H

include/file_handler.h

@@ -1,5 +1,4 @@
-#ifndef COMPRESSOR_FILE_HANDLER_H
-#define COMPRESSOR_FILE_HANDLER_H
+#pragma once
 
 #include <string>
 #include <vector>
@@ -11,5 +10,3 @@ class FileIO {
   static void write(const std::string &filename,
                     const std::vector<std::string> &content);
 };
-
-#endif // COMPRESSOR_FILE_HANDLER_H

include/huffman_codec.h

@@ -1,12 +1,9 @@
-#ifndef COMPRESSOR_HUFFMAN_CODEC_H
-#define COMPRESSOR_HUFFMAN_CODEC_H
+#pragma once
 
 #include <map>
 #include <string>
 #include <utility>
 
-#include "huffman_tree.h"
-
 class HuffmanCodec {
   /** This is used to encode characters that did not exist in the input file.
    * The value can be anything other than 0 and 1 as we work with string
@@ -24,5 +21,3 @@ class HuffmanCodec {
   static int getHuffmanCodes(std::map<std::string, char> &code_to_char_map,
                              const std::string &keys);
 };
-
-#endif // COMPRESSOR_HUFFMAN_CODEC_H

include/huffman_tree.h

@@ -1,5 +1,4 @@
-#ifndef COMPRESSOR_TREE_H
-#define COMPRESSOR_TREE_H
+#pragma once
 
 #include <cstdint>
 #include <string>
@@ -25,5 +24,3 @@ class HuffmanTree {
   static void dfs(const Node *node, std::vector<std::string> &codes,
                   const std::string &code);
 };
-
-#endif // COMPRESSOR_TREE_H

include/lz77_codec.h

@@ -1,5 +1,4 @@
-#ifndef COMPRESSOR_LZ77CODEC_H
-#define COMPRESSOR_LZ77CODEC_H
+#pragma once
 
 #include <string>
 
@@ -19,5 +18,3 @@ class LZ77Codec {
     int length;
   };
 };
-
-#endif // COMPRESSOR_LZ77CODEC_H

include/node.h

@@ -1,5 +1,4 @@
-#ifndef COMPRESSOR_NODE_H
-#define COMPRESSOR_NODE_H
+#pragma once
 
 class Node {
 public:
@@ -29,5 +28,3 @@ struct NodeComparator {
     return rhs->getFreq() <= lhs->getFreq();
   }
 };
-
-#endif // COMPRESSOR_NODE_H

src/operations/huffman_codec.cpp

@@ -3,6 +3,7 @@
 #include <sstream>
 
 #include "huffman_codec.h"
+#include "huffman_tree.h"
 
 /** Num of bits in a byte. */
 constexpr int BYTE_LEN = 8;