diff --git a/include/code_writer.hpp b/include/code_writer.hpp
new file mode 100644
index 0000000..dd28c4d
--- /dev/null
+++ b/include/code_writer.hpp
@@ -0,0 +1,64 @@
+
+#include "parser.hpp"
+#include <functional>
+#include <string>
+
+typedef std::vector<std::string> lots_of_files;
+
+const std::unordered_map<std::string, std::string> operation_map({{"add", "M+D"},
+                                                                  {"sub", "M-D"},
+                                                                  {"neg", "-M"},
+                                                                  {"and", "D&M"},
+                                                                  {"or", "D|M"},
+                                                                  {"not", "!M"},
+                                                                  {"eq", "JEQ"},
+                                                                  {"lt", "JLT"},
+                                                                  {"gt", "LGT"}});
+
+class code_writer
+{
+private:
+    lots_of_files files;
+    std::vector<vmcommand> commands;
+    std::ofstream outfile;
+    std::string current_file = "";
+    std::string current_function = "";
+    int ins_no = -1;
+    bool dbg = true;
+    bool is_dir = false;
+
+public:
+    code_writer(lots_of_files name);
+    void write_assembly();
+    void write_push(std::string segment, int index, bool debug);
+    void write_push(std::string segment, bool debug);
+    void write_pop(std::string segment, int index, bool debug);
+    void write_pop(std::string segment, bool debug);
+
+    void write_arithmetic(std::string comm, int index, bool debug);
+    void write_add_sub_and_or(std::string op, bool debug);
+    void write_neg_not(std::string op, bool debug);
+    void write_eq_lt_gt(std::string op, bool debug);
+
+    /*
+    void write_add(bool debug);
+    void write_sub(bool debug);
+    void write_neg(bool debug);
+    void write_and(bool debug);
+    void write_or(bool debug);
+    void write_not(bool debug);
+    void write_eq(bool debug);
+    void write_lt(bool debug);
+    void write_gt(bool debug);
+*/
+    void write_init(bool debug);
+
+    void write_label(std::string label, int index, bool debug);
+    void write_goto(std::string label, int index, bool debug);
+    void write_if(std::string label, int index, bool debug);
+
+    void write_call(std::string fun_name, int args, bool debug);
+    void write_return(bool debug);
+    void write_function(std::string fun_name, int locals, bool debug);
+    void write_frame_restore(std::string segment, int minus, bool debug);
+};
diff --git a/include/parser.hpp b/include/parser.hpp
new file mode 100644
index 0000000..259342f
--- /dev/null
+++ b/include/parser.hpp
@@ -0,0 +1,34 @@
+#pragma once
+#include <tuple>
+#include <vector>
+#include <unordered_map>
+#include <fstream>
+#include "vutility.hpp"
+
+enum c_type
+{
+    C_ARITHMETIC,
+    C_PUSH,
+    C_POP,
+    C_LABEL,
+    C_GOTO,
+    C_IF,
+    C_FUNCTION,
+    C_RETURN,
+    C_CALL
+};
+
+typedef std::tuple<c_type, std::string, int> vmcommand;
+
+class parser
+{
+private:
+    std::string input_file;
+    std::vector<vmcommand> parsed;
+
+public:
+    bool change_file(std::string name);
+    std::vector<vmcommand> get_commands();
+    c_type command_type(std::string com);
+    void parse();
+};
diff --git a/include/vutility.hpp b/include/vutility.hpp
new file mode 100644
index 0000000..9beb3f5
--- /dev/null
+++ b/include/vutility.hpp
@@ -0,0 +1,13 @@
+
+#include <vector>
+#include <string>
+#include<sstream>
+class vutility
+{
+private:
+    vutility() {}
+
+public:
+    static std::vector<std::string> split(std::string str, char delimit);
+    static std::string trim(std::string str);
+};