Start adding statements

cclox_src/scanner/object.cc

@@ -2,7 +2,7 @@
 #include <cstddef>
 #include <string>
 
-std::string Object::to_string() {
+std::string Object::to_string() const {
   switch (type) {
     case ObjectType::NIL:
       return "nil";
@@ -78,25 +78,7 @@ std::ostream &operator<<(std::ostream &os, const ObjectType &type) {
 }
 
 std::ostream &operator<<(std::ostream &os, const Object &obj) {
-  os << "Object(" << obj.type;
-
-  switch (obj.type) {
-    case ObjectType::NIL:
-      break;
-    case ObjectType::BOOL:
-      os << ", " << std::to_string(std::get<bool>(obj.value));
-      break;
-    case ObjectType::IDENTIFIER:
-    case ObjectType::STRING_LIT:
-      os << ", " << std::get<std::string>(obj.value);
-      break;
-    case ObjectType::NUMBER:
-      os << ", " << std::get<double>(obj.value);
-      break;
-  }
-
-  os << ')';
-
+  os << obj.to_string();
   return os;
 }
 

cclox_src/scanner/object.hh

@@ -29,7 +29,7 @@ struct Object {
         ObjectType::STRING_LIT
       },
       value{std::move(value)} {};
-  std::string to_string();
+  std::string to_string() const;
   bool operator==(const Object &other);
   bool operator!=(const Object &other);