feat: code translation scaffolding

Makefile

@@ -10,7 +10,7 @@ endif
 TARGET_NAME = vm-translator
 OUT_DIR = out
 TARGET = $(OUT_DIR)/$(TARGET_NAME)
-SRCS = src/main.cpp src/utils.cpp src/parser.cpp
+SRCS = src/main.cpp src/utils.cpp src/code.cpp src/parser.cpp
 OBJS = $(SRCS:src/%.cpp=$(OUT_DIR)/%.o)
 
 $(TARGET): $(OBJS)

src/code.cpp

@@ -0,0 +1,11 @@
+#include "types.hpp"
+#include <iostream>
+#include <sstream>
+
+int translateCommand(std::string &output, Command cmd) {
+  std::ostringstream stream;
+  
+  stream << "// " << cmd.line << std::endl;
+  output = stream.str();
+  return 0;
+}

src/code.hpp

@@ -0,0 +1,3 @@
+#include "types.hpp"
+
+int translateCommand(std::string&, Command);

src/main.cpp

@@ -4,12 +4,16 @@
 #include <string>
 #include <vector>
 
+#include "code.hpp"
 #include "parser.hpp"
 #include "utils.hpp"
 
 int process(std::string source) {
   std::ifstream ifs(source);
+  std::string out = source.substr(0, source.find_last_of('.')) + ".asm";
+  std::ofstream ofs(out);
   std::string line;
+  std::string output;
 
   std::vector<Command> commands;
 
@@ -25,9 +29,17 @@ int process(std::string source) {
   }
 
   for (const Command &cmd : commands) {
-    std::cout << int(cmd.type) << " " << int(cmd.segment) << " " << cmd.index << std::endl;
+    int translateResult;
+
+    if ((translateResult = translateCommand(output, cmd)) != 0) {
+      return translateResult;
+    }
+
+    ofs << output;
   }
 
+  ifs.close();
+  ofs.close();
   return 0;
 }