diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2911d96..42680f6 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,8 +5,8 @@ set(CMAKE_CXX_STANDARD 17)
 #add_subdirectory(extern)
 include_directories(extern)
 
-add_library(PorygonLang src/main.cpp src/main.h++ src/Parser/Lexer.cpp src/Parser/Lexer.hpp src/Parser/TokenKind.hpp src/Parser/Token.hpp src/Parser/Parser.cpp src/Parser/Parser.hpp src/Parser/ParsedStatements/ParsedStatement.hpp src/Parser/ParsedExpressions/ParsedExpression.hpp src/Parser/BinaryOperatorKind.hpp)
-add_executable(PorygonLangTests src/main.cpp src/main.h++ src/Parser/Lexer.cpp src/Parser/Lexer.hpp src/Parser/TokenKind.hpp src/Parser/Token.hpp src/Parser/LexerTests.cpp src/Parser/Parser.cpp src/Parser/Parser.hpp src/Parser/ParsedStatements/ParsedStatement.hpp src/Parser/ParsedExpressions/ParsedExpression.hpp src/Parser/BinaryOperatorKind.hpp)
+add_library(PorygonLang src/Parser/Lexer.cpp src/Parser/Lexer.hpp src/Parser/TokenKind.hpp src/Parser/Token.hpp src/Parser/Parser.cpp src/Parser/Parser.hpp src/Parser/ParsedStatements/ParsedStatement.hpp src/Parser/ParsedExpressions/ParsedExpression.hpp src/Parser/BinaryOperatorKind.hpp src/Script.cpp src/Script.hpp)
+add_executable(PorygonLangTests src/Parser/Lexer.cpp src/Parser/Lexer.hpp src/Parser/TokenKind.hpp src/Parser/Token.hpp src/Parser/LexerTests.cpp src/Parser/Parser.cpp src/Parser/Parser.hpp src/Parser/ParsedStatements/ParsedStatement.hpp src/Parser/ParsedExpressions/ParsedExpression.hpp src/Parser/BinaryOperatorKind.hpp)
 
 target_compile_definitions(PorygonLangTests PRIVATE TESTS_BUILD)
 
diff --git a/src/Parser/Parser.cpp b/src/Parser/Parser.cpp
index db3887e..da83350 100644
--- a/src/Parser/Parser.cpp
+++ b/src/Parser/Parser.cpp
@@ -198,6 +198,25 @@ TEST_CASE( "Parse simple negation", "[parser]" ) {
     CHECK(((LiteralIntegerExpression*)operand)->GetValue() == 10);
 }
 
+TEST_CASE( "Parse logical negation", "[parser]" ) {
+    vector<IToken*> v {
+            new SimpleToken(TokenKind::NotKeyword,0,0),
+            new SimpleToken(TokenKind::FalseKeyword,0,0),
+            new SimpleToken(TokenKind::EndOfFile,0,0)
+    };
+    Parser parser = Parser(v);
+    auto parsedStatements = parser.Parse() -> GetStatements();
+    REQUIRE(parsedStatements.size() == 1);
+    auto firstStatement = parsedStatements[0];
+    REQUIRE(firstStatement -> GetKind() == ParsedStatementKind::Expression);
+    auto expression = ((ParsedExpressionStatement*)firstStatement)->GetExpression();
+    REQUIRE(expression -> GetKind() == ParsedExpressionKind::Unary);
+    auto unary = ((UnaryExpression*)expression);
+    CHECK(unary -> GetOperatorKind() == UnaryOperatorKind::LogicalNegation);
+    auto operand = unary->GetOperand();
+    REQUIRE(operand->GetKind() == ParsedExpressionKind::LiteralBool);
+    CHECK(((LiteralBoolExpression*)operand)->GetValue() == false);
+}
 
 TEST_CASE( "Assert binary precedence", "[parser]" ) {
     vector<IToken*> v {
diff --git a/src/Parser/Token.hpp b/src/Parser/Token.hpp
index bc7da2d..78ebeb3 100644
--- a/src/Parser/Token.hpp
+++ b/src/Parser/Token.hpp
@@ -28,6 +28,10 @@ public:
     unsigned int GetLength(){
         return Length;
     }
+
+    virtual ~IToken(){
+
+    }
 };
 
 class SimpleToken : public IToken{
diff --git a/src/Script.cpp b/src/Script.cpp
new file mode 100644
index 0000000..63b130b
--- /dev/null
+++ b/src/Script.cpp
@@ -0,0 +1,21 @@
+#include <utility>
+
+
+#include "Script.hpp"
+
+Script Script::Create(string script) {
+    auto s = Script();
+    s.Parse(std::move(script));
+    return s;
+}
+
+void Script::Parse(string script) {
+    auto lexer = Lexer(std::move(script));
+    auto lexResult = lexer.Lex();
+    auto parser = Parser(lexResult);
+    auto parseResult = parser.Parse();
+    for (auto token : lexResult){
+        delete token;
+    }
+    lexResult.clear();
+}
diff --git a/src/Script.hpp b/src/Script.hpp
new file mode 100644
index 0000000..cb478e5
--- /dev/null
+++ b/src/Script.hpp
@@ -0,0 +1,24 @@
+#include <utility>
+
+
+#ifndef PORYGONLANG_SCRIPT_HPP
+#define PORYGONLANG_SCRIPT_HPP
+
+#include <string>
+#include "Parser/Lexer.hpp"
+#include "Parser/Parser.hpp"
+
+using namespace std;
+
+
+class Script {
+    explicit Script(){
+    }
+
+    void Parse(string script);
+public:
+    static Script Create(string script);
+};
+
+
+#endif //PORYGONLANG_SCRIPT_HPP
diff --git a/src/main.cpp b/src/main.cpp
deleted file mode 100644
index 489d364..0000000
--- a/src/main.cpp
+++ /dev/null
@@ -1,3 +0,0 @@
-#include "main.h++"
-
-
diff --git a/src/main.h++ b/src/main.h++
deleted file mode 100644
index f0521be..0000000
--- a/src/main.h++
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef PORYGONLANG_MAIN_H
-#define PORYGONLANG_MAIN_H
-
-
-
-
-#endif //PORYGONLANG_MAIN_H