Restructure project for use with maven

21 files changed, 0 insertions, 762 deletions

diff --git a/main/core/parser/ast/ASTNode.java b/main/core/parser/ast/ASTNode.java
deleted file mode 100644
index 311314f..0000000
--- a/main/core/parser/ast/ASTNode.java
+++ /dev/null
@@ -1,40 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-import com.jantuomi.interpreter.main.exception.InterpreterException;
-
-import java.util.List;
-
-/**
- * Created by jan on 11.6.2016.
- */
-abstract public class ASTNode {
-
-    public abstract DataContainer evaluate() throws InterpreterException;
-
-    protected Token source;
-
-    public ASTNode(Token token) {
-        this.source = token;
-    }
-
-    public Token.Type tokenType() {
-        return source.getTokenType();
-    }
-
-    abstract List<ASTNode> getChildren();
-
-    public void print(int indent) {
-        for (int i = 0; i < indent; i++) {
-            System.out.print("\t");
-        }
-
-        System.out.println(source.toString());
-        for (ASTNode node : getChildren()) {
-            if (node != null) {
-                node.print(indent + 1);
-            }
-        }
-    }
-}
diff --git a/main/core/parser/ast/AdditionNode.java b/main/core/parser/ast/AdditionNode.java
deleted file mode 100644
index 00db230..0000000
--- a/main/core/parser/ast/AdditionNode.java
+++ /dev/null
@@ -1,39 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-import com.jantuomi.interpreter.main.exception.ExceptionManager;
-import com.jantuomi.interpreter.main.exception.InterpreterException;
-
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * Created by jan on 16.6.2016.
- */
-public class AdditionNode extends BinaryOperatorNode {
-
-    public AdditionNode(Token token, ASTNode lhs, ASTNode rhs) {
-        super(token, lhs, rhs);
-    }
-
-    @Override
-    public DataContainer evaluate() throws InterpreterException {
-        DataContainer operand1 = lhs.evaluate();
-        DataContainer operand2 = rhs.evaluate();
-
-        DataContainer result = operand1.add(operand2);
-        if (result != null) {
-            return result;
-        } else {
-            ExceptionManager.raise(InterpreterException.ExceptionType.TypeError, source.getLine(),
-                    operand1.getType().toString(), operand2.getType().toString());
-            return null;
-        }
-
-    }
-    @Override
-    List<ASTNode> getChildren() {
-        return Arrays.asList(lhs, rhs);
-    }
-}
diff --git a/main/core/parser/ast/AssignmentNode.java b/main/core/parser/ast/AssignmentNode.java
deleted file mode 100644
index f2e7b8d..0000000
--- a/main/core/parser/ast/AssignmentNode.java
+++ /dev/null
@@ -1,34 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.runtime.State;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-import com.jantuomi.interpreter.main.exception.InterpreterException;
-
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * Created by jan on 21.6.2016.
- */
-public class AssignmentNode extends BinaryOperatorNode {
-    public AssignmentNode(Token token, SymbolNode lhs, ASTNode rhs) {
-        super(token, lhs, rhs);
-    }
-
-    @Override
-    public DataContainer evaluate() throws InterpreterException {
-        SymbolNode symbol = (SymbolNode) lhs;
-        DataContainer rValue = rhs.evaluate();
-        State.getInstance().setSymbolValueToScope(
-                symbol.getName(),
-                rValue
-        );
-        return rValue;
-    }
-
-    @Override
-    List<ASTNode> getChildren() {
-        return Arrays.asList(lhs, rhs);
-    }
-}
diff --git a/main/core/parser/ast/BinaryOperatorNode.java b/main/core/parser/ast/BinaryOperatorNode.java
deleted file mode 100644
index 9ec21a4..0000000
--- a/main/core/parser/ast/BinaryOperatorNode.java
+++ /dev/null
@@ -1,17 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-
-/**
- * Created by jan on 16.6.2016.
- */
-abstract public class BinaryOperatorNode extends ASTNode {
-    protected ASTNode lhs;
-    protected ASTNode rhs;
-
-    public BinaryOperatorNode(Token token, ASTNode lhs, ASTNode rhs) {
-        super(token);
-        this.lhs = lhs;
-        this.rhs = rhs;
-    }
-}
diff --git a/main/core/parser/ast/BlockBodyNode.java b/main/core/parser/ast/BlockBodyNode.java
deleted file mode 100644
index 671f847..0000000
--- a/main/core/parser/ast/BlockBodyNode.java
+++ /dev/null
@@ -1,26 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.parser.datatype.VoidDataContainer;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-import com.jantuomi.interpreter.main.exception.InterpreterException;
-
-/**
- * Created by jan on 17.6.2016.
- */
-public class BlockBodyNode extends VarargOperatorNode {
-    public BlockBodyNode(Token token) {
-        super(token);
-    }
-
-    @Override
-    public DataContainer evaluate() throws InterpreterException {
-        DataContainer returnValue = new VoidDataContainer();
-
-        for (ASTNode node : args) {
-            returnValue = node.evaluate();
-        }
-
-        return returnValue;
-    }
-}
diff --git a/main/core/parser/ast/BooleanLiteralNode.java b/main/core/parser/ast/BooleanLiteralNode.java
deleted file mode 100644
index 0d9c505..0000000
--- a/main/core/parser/ast/BooleanLiteralNode.java
+++ /dev/null
@@ -1,30 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.BooleanDataContainer;
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * Created by jan on 16.6.2016.
- */
-public class BooleanLiteralNode extends ASTNode {
-    private BooleanDataContainer value;
-
-    public BooleanLiteralNode(Token token) {
-        super(token);
-        value = new BooleanDataContainer(Boolean.parseBoolean(token.getText()));
-    }
-
-    @Override
-    public DataContainer evaluate() {
-        return value;
-    }
-
-    @Override
-    List<ASTNode> getChildren() {
-        return Arrays.asList();
-    }
-}
diff --git a/main/core/parser/ast/BranchNode.java b/main/core/parser/ast/BranchNode.java
deleted file mode 100644
index d6fb4cf..0000000
--- a/main/core/parser/ast/BranchNode.java
+++ /dev/null
@@ -1,42 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.BooleanDataContainer;
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-import com.jantuomi.interpreter.main.exception.InterpreterException;
-
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * Created by jan on 17.6.2016.
- */
-public class BranchNode extends ASTNode {
-
-    private ASTNode expression;
-    private BlockBodyNode branch;
-
-    public BranchNode(Token token, ASTNode expression, BlockBodyNode branch) {
-        super(token);
-        this.expression = expression;
-        this.branch = branch;
-    }
-
-    @Override
-    public DataContainer evaluate() throws InterpreterException {
-        DataContainer ev = expression.evaluate();
-        boolean returnValue = false;
-        if (ev instanceof BooleanDataContainer) {
-            returnValue = ((BooleanDataContainer) ev).getData();
-            if (returnValue) {
-                branch.evaluate();
-            }
-        }
-        return new BooleanDataContainer(returnValue);
-    }
-
-    @Override
-    List<ASTNode> getChildren() {
-        return Arrays.asList(expression, branch);
-    }
-}
diff --git a/main/core/parser/ast/DivisionNode.java b/main/core/parser/ast/DivisionNode.java
deleted file mode 100644
index 5bebf7b..0000000
--- a/main/core/parser/ast/DivisionNode.java
+++ /dev/null
@@ -1,39 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-import com.jantuomi.interpreter.main.exception.ExceptionManager;
-import com.jantuomi.interpreter.main.exception.InterpreterException;
-
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * Created by jan on 16.6.2016.
- */
-public class DivisionNode extends BinaryOperatorNode {
-
-    public DivisionNode(Token token, ASTNode lhs, ASTNode rhs) {
-        super(token, lhs, rhs);
-    }
-
-    @Override
-    public DataContainer evaluate() throws InterpreterException {
-        DataContainer operand1 = lhs.evaluate();
-        DataContainer operand2 = rhs.evaluate();
-
-        DataContainer result = operand1.divide(operand2);
-        if (result != null) {
-            return result;
-        } else {
-            ExceptionManager.raise(InterpreterException.ExceptionType.TypeError, source.getLine(),
-                    operand1.getType().toString(), operand2.getType().toString());
-            return null;
-        }
-
-    }
-    @Override
-    List<ASTNode> getChildren() {
-        return Arrays.asList(lhs, rhs);
-    }
-}
diff --git a/main/core/parser/ast/DoubleLiteralNode.java b/main/core/parser/ast/DoubleLiteralNode.java
deleted file mode 100644
index a90c4af..0000000
--- a/main/core/parser/ast/DoubleLiteralNode.java
+++ /dev/null
@@ -1,30 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.parser.datatype.DoubleDataContainer;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * Created by jan on 16.6.2016.
- */
-public class DoubleLiteralNode extends ASTNode {
-    private DoubleDataContainer value;
-
-    public DoubleLiteralNode(Token token) {
-        super(token);
-        value = new DoubleDataContainer(Double.parseDouble(token.getText()));
-    }
-
-    @Override
-    public DataContainer evaluate() {
-        return value;
-    }
-
-    @Override
-    List<ASTNode> getChildren() {
-        return Arrays.asList();
-    }
-}
diff --git a/main/core/parser/ast/EmptyNode.java b/main/core/parser/ast/EmptyNode.java
deleted file mode 100644
index 44bfcc9..0000000
--- a/main/core/parser/ast/EmptyNode.java
+++ /dev/null
@@ -1,27 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.parser.datatype.VoidDataContainer;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * Created by jan on 17.6.2016.
- */
-public class EmptyNode extends ASTNode {
-    public EmptyNode(Token source) {
-        super(source);
-    }
-
-    @Override
-    public DataContainer evaluate() {
-        return new VoidDataContainer();
-    }
-
-    @Override
-    List<ASTNode> getChildren() {
-        return Arrays.asList();
-    }
-}
diff --git a/main/core/parser/ast/FunctionDefineNode.java b/main/core/parser/ast/FunctionDefineNode.java
deleted file mode 100644
index 39a775a..0000000
--- a/main/core/parser/ast/FunctionDefineNode.java
+++ /dev/null
@@ -1,73 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.parser.datatype.StringDataContainer;
-import com.jantuomi.interpreter.main.core.runtime.Function;
-import com.jantuomi.interpreter.main.core.runtime.State;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-
-import java.util.ArrayList;
-import java.util.List;
-
-/**
- * Created by jan on 17.6.2016.
- */
-public class FunctionDefineNode extends VarargOperatorNode {
-
-    private String name;
-
-    public void setBody(ASTNode body) {
-        this.body = body;
-    }
-
-    public void setName(String name) {
-        this.name = name;
-    }
-
-    private ASTNode body;
-
-    public FunctionDefineNode(Token token) {
-        super(token);
-    }
-
-    @Override
-    public DataContainer evaluate() {
-        List<String> argumentNames = new ArrayList<>();
-        for (ASTNode arg : args) {
-            SymbolNode argSym = (SymbolNode) arg;
-            argumentNames.add(argSym.getName());
-        }
-        Function function = new Function(argumentNames, (BlockBodyNode) body);
-        function.setName(name);
-        State.getInstance().addFunctionToScope(name, function);
-
-        return new StringDataContainer("function " + name);
-    }
-
-    @Override
-    public void print(int indent) {
-
-        for (int i = 0; i < indent; i++) {
-            System.out.print("\t");
-        }
-
-        System.out.println(String.format("Function %s", name));
-
-        for (int i = 0; i < indent + 1; i++) {
-            System.out.print("\t");
-        }
-
-        System.out.println(String.format("Arguments: "));
-
-        for (ASTNode node : args) {
-            node.print(indent + 2);
-        }
-
-        for (int i = 0; i < indent + 1; i++) {
-            System.out.print("\t");
-        }
-
-        System.out.println(String.format("Body statements: "));
-        body.print(indent + 2);
-    }
-}
diff --git a/main/core/parser/ast/IntegerLiteralNode.java b/main/core/parser/ast/IntegerLiteralNode.java
deleted file mode 100644
index 68b57d7..0000000
--- a/main/core/parser/ast/IntegerLiteralNode.java
+++ /dev/null
@@ -1,30 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.parser.datatype.IntegerDataContainer;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * Created by jan on 16.6.2016.
- */
-public class IntegerLiteralNode extends ASTNode {
-    private IntegerDataContainer value;
-
-    public IntegerLiteralNode(Token token) {
-        super(token);
-        value = new IntegerDataContainer(Integer.parseInt(token.getText()));
-    }
-
-    @Override
-    public DataContainer evaluate() {
-        return value;
-    }
-
-    @Override
-    List<ASTNode> getChildren() {
-        return Arrays.asList();
-    }
-}
diff --git a/main/core/parser/ast/MultiplicationNode.java b/main/core/parser/ast/MultiplicationNode.java
deleted file mode 100644
index 5d86cf3..0000000
--- a/main/core/parser/ast/MultiplicationNode.java
+++ /dev/null
@@ -1,39 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-import com.jantuomi.interpreter.main.exception.ExceptionManager;
-import com.jantuomi.interpreter.main.exception.InterpreterException;
-
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * Created by jan on 16.6.2016.
- */
-public class MultiplicationNode extends BinaryOperatorNode {
-
-    public MultiplicationNode(Token token, ASTNode lhs, ASTNode rhs) {
-        super(token, lhs, rhs);
-    }
-
-    @Override
-    public DataContainer evaluate() throws InterpreterException {
-        DataContainer operand1 = lhs.evaluate();
-        DataContainer operand2 = rhs.evaluate();
-
-        DataContainer result = operand1.multiply(operand2);
-        if (result != null) {
-            return result;
-        } else {
-            ExceptionManager.raise(InterpreterException.ExceptionType.TypeError, source.getLine(),
-                    operand1.getType().toString(), operand2.getType().toString());
-            return null;
-        }
-
-    }
-    @Override
-    List<ASTNode> getChildren() {
-        return Arrays.asList(lhs, rhs);
-    }
-}
diff --git a/main/core/parser/ast/NegationNode.java b/main/core/parser/ast/NegationNode.java
deleted file mode 100644
index 1d381cb..0000000
--- a/main/core/parser/ast/NegationNode.java
+++ /dev/null
@@ -1,34 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.BooleanDataContainer;
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.parser.datatype.IntegerDataContainer;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-import com.jantuomi.interpreter.main.exception.ExceptionManager;
-import com.jantuomi.interpreter.main.exception.InterpreterException;
-
-/**
- * Created by jan on 21.6.2016.
- */
-public class NegationNode extends UnaryOperatorNode {
-    public NegationNode(Token token, ASTNode operand) {
-        super(token, operand);
-    }
-
-    @Override
-    public DataContainer evaluate() throws InterpreterException {
-        DataContainer d = getOperand().evaluate();
-
-        if (d instanceof BooleanDataContainer) {
-            return new BooleanDataContainer(!((BooleanDataContainer) d).getData());
-        }
-        else if (d instanceof IntegerDataContainer) {
-            return new BooleanDataContainer(
-                    ((IntegerDataContainer) d).getData() != 0
-            );
-        }
-        ExceptionManager.raise(InterpreterException.ExceptionType.TypeError, source.getLine(), "not", d.toString());
-        return null;
-
-    }
-}
diff --git a/main/core/parser/ast/ParameterListNode.java b/main/core/parser/ast/ParameterListNode.java
deleted file mode 100644
index 50f919a..0000000
--- a/main/core/parser/ast/ParameterListNode.java
+++ /dev/null
@@ -1,38 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-
-import java.util.ArrayList;
-import java.util.List;
-
-/**
- * Created by jan on 19.6.2016.
- */
-public class ParameterListNode extends ASTNode {
-
-    private List<ASTNode> parameters = new ArrayList<>();
-
-    public void addParameter(ASTNode param) {
-        parameters.add(param);
-    }
-
-    public List<ASTNode> getParameters() {
-        return parameters;
-    }
-
-    public ParameterListNode(Token token) {
-        super(token);
-    }
-
-    @Override
-    public DataContainer evaluate() {
-        // TODO use State to evaluate function
-        return null;
-    }
-
-    @Override
-    List<ASTNode> getChildren() {
-        return parameters;
-    }
-}
diff --git a/main/core/parser/ast/StringLiteralNode.java b/main/core/parser/ast/StringLiteralNode.java
deleted file mode 100644
index 1ad5e2b..0000000
--- a/main/core/parser/ast/StringLiteralNode.java
+++ /dev/null
@@ -1,27 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.parser.datatype.StringDataContainer;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * Created by jan on 21.6.2016.
- */
-public class StringLiteralNode extends ASTNode {
-    @Override
-    public DataContainer evaluate() {
-        return new StringDataContainer(source.getText());
-    }
-
-    public StringLiteralNode(Token source) {
-        super(source);
-    }
-
-    @Override
-    List<ASTNode> getChildren() {
-        return Arrays.asList();
-    }
-}
diff --git a/main/core/parser/ast/SubtractionNode.java b/main/core/parser/ast/SubtractionNode.java
deleted file mode 100644
index 6b05073..0000000
--- a/main/core/parser/ast/SubtractionNode.java
+++ /dev/null
@@ -1,38 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-import com.jantuomi.interpreter.main.exception.ExceptionManager;
-import com.jantuomi.interpreter.main.exception.InterpreterException;
-
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * Created by jan on 16.6.2016.
- */
-public class SubtractionNode extends BinaryOperatorNode {
-    public SubtractionNode(Token token, ASTNode lhs, ASTNode rhs) {
-        super(token, lhs, rhs);
-    }
-
-    @Override
-    public DataContainer evaluate() throws InterpreterException {
-        DataContainer operand1 = lhs.evaluate();
-        DataContainer operand2 = rhs.evaluate();
-
-        DataContainer result = operand1.subtract(operand2);
-        if (result != null) {
-            return result;
-        } else {
-            ExceptionManager.raise(InterpreterException.ExceptionType.TypeError, source.getLine(),
-                    operand1.getType().toString(), operand2.getType().toString());
-            return null;
-        }
-
-    }
-    @Override
-    List<ASTNode> getChildren() {
-        return Arrays.asList(lhs, rhs);
-    }
-}
diff --git a/main/core/parser/ast/SymbolNode.java b/main/core/parser/ast/SymbolNode.java
deleted file mode 100644
index 5a4346a..0000000
--- a/main/core/parser/ast/SymbolNode.java
+++ /dev/null
@@ -1,70 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.runtime.State;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-import com.jantuomi.interpreter.main.exception.ExceptionManager;
-import com.jantuomi.interpreter.main.exception.InterpreterException;
-import com.sun.deploy.util.StringUtils;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-import java.util.stream.Collectors;
-
-/**
- * Created by jan on 17.6.2016.
- */
-public class SymbolNode extends ASTNode {
-
-    public ParameterListNode getParameterListNode() {
-        return parameterListNode;
-    }
-
-    public void setParameterListNode(ParameterListNode parameterListNode) {
-        this.parameterListNode = parameterListNode;
-    }
-
-    private ParameterListNode parameterListNode;
-
-    public void setName(String name) {
-        this.name = name;
-    }
-
-    public String getName() {
-        return name;
-    }
-
-    private String name;
-
-    public SymbolNode(Token token) {
-        super(token);
-    }
-
-    @Override
-    public DataContainer evaluate() throws InterpreterException {
-        List<DataContainer> paramValues = new ArrayList<>();
-        if (parameterListNode != null) {
-            for (ASTNode param : parameterListNode.getChildren()) {
-                paramValues.add(param.evaluate());
-            }
-        }
-        DataContainer returnValue = State.getInstance().getSymbolValue(name, paramValues);
-        if (returnValue != null) {
-            return returnValue;
-        } else {
-            ExceptionManager.raise(InterpreterException.ExceptionType.UndeclaredSymbolError, source.getLine(), name,
-                    StringUtils.join(paramValues.stream().map(dataContainer -> dataContainer.toString()).collect(Collectors.toList()), ","));
-            return null;
-        }
-    }
-
-    @Override
-    List<ASTNode> getChildren() {
-        if (parameterListNode == null) {
-            return Arrays.asList();
-        } else {
-            return Arrays.asList(parameterListNode);
-        }
-    }
-}
diff --git a/main/core/parser/ast/UnaryOperatorNode.java b/main/core/parser/ast/UnaryOperatorNode.java
deleted file mode 100644
index 283f07d..0000000
--- a/main/core/parser/ast/UnaryOperatorNode.java
+++ /dev/null
@@ -1,31 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * Created by jan on 21.6.2016.
- */
-abstract public class UnaryOperatorNode extends ASTNode {
-    public UnaryOperatorNode(Token token, ASTNode operand) {
-        super(token);
-        this.operand = operand;
-    }
-
-    public ASTNode getOperand() {
-        return operand;
-    }
-
-    public void setOperand(ASTNode operand) {
-        this.operand = operand;
-    }
-
-    private ASTNode operand;
-
-    @Override
-    List<ASTNode> getChildren() {
-        return Arrays.asList(operand);
-    }
-}
diff --git a/main/core/parser/ast/VarargOperatorNode.java b/main/core/parser/ast/VarargOperatorNode.java
deleted file mode 100644
index 96a7320..0000000
--- a/main/core/parser/ast/VarargOperatorNode.java
+++ /dev/null
@@ -1,26 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-
-import java.util.List;
-
-/**
- * Created by jan on 17.6.2016.
- */
-public abstract class VarargOperatorNode extends ASTNode {
-
-    protected List<ASTNode> args;
-
-    public VarargOperatorNode(Token token) {
-        super(token);
-    }
-
-    @Override
-    public List<ASTNode> getChildren() {
-        return args;
-    }
-
-    public void setArgs(List<ASTNode> args) {
-        this.args = args;
-    }
-}
diff --git a/main/core/parser/ast/VariableDeclareNode.java b/main/core/parser/ast/VariableDeclareNode.java
deleted file mode 100644
index 185edda..0000000
--- a/main/core/parser/ast/VariableDeclareNode.java
+++ /dev/null
@@ -1,32 +0,0 @@
-package com.jantuomi.interpreter.main.core.parser.ast;
-
-import com.jantuomi.interpreter.main.core.parser.datatype.DataContainer;
-import com.jantuomi.interpreter.main.core.parser.datatype.StringDataContainer;
-import com.jantuomi.interpreter.main.core.runtime.State;
-import com.jantuomi.interpreter.main.core.tokenizer.token.Token;
-
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * Created by jan on 20.6.2016.
- */
-public class VariableDeclareNode extends ASTNode {
-    private SymbolNode variable;
-
-    public VariableDeclareNode(Token source, SymbolNode variable) {
-        super(source);
-        this.variable = variable;
-    }
-
-    @Override
-    public DataContainer evaluate() {
-        State.getInstance().addSymbolToScope(variable.getName());
-        return new StringDataContainer(variable.getName());
-    }
-
-    @Override
-    List<ASTNode> getChildren() {
-        return Arrays.asList();
-    }
-}