diff --git a/target/classes/Klang.tokens b/target/classes/Klang.tokens
deleted file mode 100644
index d69c013..0000000
--- a/target/classes/Klang.tokens
+++ /dev/null
@@ -1,63 +0,0 @@
-OR=1
-AND=2
-EQ=3
-NEQ=4
-GT=5
-LT=6
-GTEQ=7
-LTEQ=8
-PLUS=9
-MINUS=10
-MULT=11
-DIV=12
-MOD=13
-POW=14
-NOT=15
-SCOL=16
-ASSIGN=17
-OPAR=18
-CPAR=19
-OBRACE=20
-CBRACE=21
-TRUE=22
-FALSE=23
-NIL=24
-IF=25
-ELSE=26
-WHILE=27
-LOG=28
-ID=29
-INT=30
-FLOAT=31
-STRING=32
-COMMENT=33
-SPACE=34
-OTHER=35
-'||'=1
-'&&'=2
-'=='=3
-'!='=4
-'>'=5
-'<'=6
-'>='=7
-'<='=8
-'+'=9
-'-'=10
-'*'=11
-'/'=12
-'%'=13
-'^'=14
-'!'=15
-';'=16
-'='=17
-'('=18
-')'=19
-'{'=20
-'}'=21
-'true'=22
-'false'=23
-'nil'=24
-'if'=25
-'else'=26
-'while'=27
-'log'=28
diff --git a/target/classes/KlangLexer.tokens b/target/classes/KlangLexer.tokens
deleted file mode 100644
index d69c013..0000000
--- a/target/classes/KlangLexer.tokens
+++ /dev/null
@@ -1,63 +0,0 @@
-OR=1
-AND=2
-EQ=3
-NEQ=4
-GT=5
-LT=6
-GTEQ=7
-LTEQ=8
-PLUS=9
-MINUS=10
-MULT=11
-DIV=12
-MOD=13
-POW=14
-NOT=15
-SCOL=16
-ASSIGN=17
-OPAR=18
-CPAR=19
-OBRACE=20
-CBRACE=21
-TRUE=22
-FALSE=23
-NIL=24
-IF=25
-ELSE=26
-WHILE=27
-LOG=28
-ID=29
-INT=30
-FLOAT=31
-STRING=32
-COMMENT=33
-SPACE=34
-OTHER=35
-'||'=1
-'&&'=2
-'=='=3
-'!='=4
-'>'=5
-'<'=6
-'>='=7
-'<='=8
-'+'=9
-'-'=10
-'*'=11
-'/'=12
-'%'=13
-'^'=14
-'!'=15
-';'=16
-'='=17
-'('=18
-')'=19
-'{'=20
-'}'=21
-'true'=22
-'false'=23
-'nil'=24
-'if'=25
-'else'=26
-'while'=27
-'log'=28
diff --git a/target/classes/de/hsrm/compiler/Klang/EvalVisitor.class b/target/classes/de/hsrm/compiler/Klang/EvalVisitor.class
deleted file mode 100644
index ec4f25b..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/Klang.class b/target/classes/de/hsrm/compiler/Klang/Klang.class
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index 897e220..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangBaseVisitor.class b/target/classes/de/hsrm/compiler/Klang/KlangBaseVisitor.class
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index 59ff9ef..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangLexer.class b/target/classes/de/hsrm/compiler/Klang/KlangLexer.class
deleted file mode 100644
index 69868fc..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$AdditiveExprContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$AdditiveExprContext.class
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index d9ab57f..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$AndExprContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$AndExprContext.class
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index 84343ac..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$AssignmentContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$AssignmentContext.class
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index 3218d89..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$AtomContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$AtomContext.class
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index 354dd48..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$AtomExprContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$AtomExprContext.class
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index ebfebce..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$BlockContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$BlockContext.class
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$BooleanAtomContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$BooleanAtomContext.class
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index 7ac0694..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$Condition_blockContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$Condition_blockContext.class
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index 9e8d31b..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$EqualityExprContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$EqualityExprContext.class
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index 223ecdf..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$ExprContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$ExprContext.class
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$IdAtomContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$IdAtomContext.class
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index 5faa7ad..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$If_statContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$If_statContext.class
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index f4ad250..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$LogContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$LogContext.class
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index 0b0571c..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$MultiplicationExprContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$MultiplicationExprContext.class
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index 1ce4bc3..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$NilAtomContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$NilAtomContext.class
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index e493d4b..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$NotExprContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$NotExprContext.class
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index c28e9a3..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$NumberAtomContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$NumberAtomContext.class
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index 62b897b..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$OrExprContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$OrExprContext.class
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index e72b3d3..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$ParExprContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$ParExprContext.class
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index 53cd00a..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$ParseContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$ParseContext.class
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index 1e3a90d..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$PowExprContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$PowExprContext.class
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$RelationalExprContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$RelationalExprContext.class
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$StatContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$StatContext.class
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$Stat_blockContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$Stat_blockContext.class
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index 70b2cb9..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$StringAtomContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$StringAtomContext.class
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index cdbc7ec..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$UnaryMinusExprContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$UnaryMinusExprContext.class
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index 7e53d68..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser$While_statContext.class b/target/classes/de/hsrm/compiler/Klang/KlangParser$While_statContext.class
deleted file mode 100644
index 226b9a6..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangParser.class b/target/classes/de/hsrm/compiler/Klang/KlangParser.class
deleted file mode 100644
index c180c0b..0000000
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diff --git a/target/classes/de/hsrm/compiler/Klang/KlangVisitor.class b/target/classes/de/hsrm/compiler/Klang/KlangVisitor.class
deleted file mode 100644
index 333c1c3..0000000
Binary files a/target/classes/de/hsrm/compiler/Klang/KlangVisitor.class and /dev/null differ
diff --git a/target/classes/de/hsrm/compiler/Klang/Value.class b/target/classes/de/hsrm/compiler/Klang/Value.class
deleted file mode 100644
index 505dfae..0000000
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diff --git a/target/generated-sources/antlr4/Klang.tokens b/target/generated-sources/antlr4/Klang.tokens
deleted file mode 100644
index d69c013..0000000
--- a/target/generated-sources/antlr4/Klang.tokens
+++ /dev/null
@@ -1,63 +0,0 @@
-OR=1
-AND=2
-EQ=3
-NEQ=4
-GT=5
-LT=6
-GTEQ=7
-LTEQ=8
-PLUS=9
-MINUS=10
-MULT=11
-DIV=12
-MOD=13
-POW=14
-NOT=15
-SCOL=16
-ASSIGN=17
-OPAR=18
-CPAR=19
-OBRACE=20
-CBRACE=21
-TRUE=22
-FALSE=23
-NIL=24
-IF=25
-ELSE=26
-WHILE=27
-LOG=28
-ID=29
-INT=30
-FLOAT=31
-STRING=32
-COMMENT=33
-SPACE=34
-OTHER=35
-'||'=1
-'&&'=2
-'=='=3
-'!='=4
-'>'=5
-'<'=6
-'>='=7
-'<='=8
-'+'=9
-'-'=10
-'*'=11
-'/'=12
-'%'=13
-'^'=14
-'!'=15
-';'=16
-'='=17
-'('=18
-')'=19
-'{'=20
-'}'=21
-'true'=22
-'false'=23
-'nil'=24
-'if'=25
-'else'=26
-'while'=27
-'log'=28
diff --git a/target/generated-sources/antlr4/KlangLexer.tokens b/target/generated-sources/antlr4/KlangLexer.tokens
deleted file mode 100644
index d69c013..0000000
--- a/target/generated-sources/antlr4/KlangLexer.tokens
+++ /dev/null
@@ -1,63 +0,0 @@
-OR=1
-AND=2
-EQ=3
-NEQ=4
-GT=5
-LT=6
-GTEQ=7
-LTEQ=8
-PLUS=9
-MINUS=10
-MULT=11
-DIV=12
-MOD=13
-POW=14
-NOT=15
-SCOL=16
-ASSIGN=17
-OPAR=18
-CPAR=19
-OBRACE=20
-CBRACE=21
-TRUE=22
-FALSE=23
-NIL=24
-IF=25
-ELSE=26
-WHILE=27
-LOG=28
-ID=29
-INT=30
-FLOAT=31
-STRING=32
-COMMENT=33
-SPACE=34
-OTHER=35
-'||'=1
-'&&'=2
-'=='=3
-'!='=4
-'>'=5
-'<'=6
-'>='=7
-'<='=8
-'+'=9
-'-'=10
-'*'=11
-'/'=12
-'%'=13
-'^'=14
-'!'=15
-';'=16
-'='=17
-'('=18
-')'=19
-'{'=20
-'}'=21
-'true'=22
-'false'=23
-'nil'=24
-'if'=25
-'else'=26
-'while'=27
-'log'=28
diff --git a/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangBaseVisitor.java b/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangBaseVisitor.java
deleted file mode 100644
index 955accb..0000000
--- a/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangBaseVisitor.java
+++ /dev/null
@@ -1,190 +0,0 @@
-// Generated from de/hsrm/compiler/Klang/Klang.g4 by ANTLR 4.5
-package de.hsrm.compiler.Klang;
-import org.antlr.v4.runtime.misc.NotNull;
-import org.antlr.v4.runtime.tree.AbstractParseTreeVisitor;
-
-/**
- * This class provides an empty implementation of {@link KlangVisitor},
- * which can be extended to create a visitor which only needs to handle a subset
- * of the available methods.
- *
- * @param <T> The return type of the visit operation. Use {@link Void} for
- * operations with no return type.
- */
-public class KlangBaseVisitor<T> extends AbstractParseTreeVisitor<T> implements KlangVisitor<T> {
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitParse(KlangParser.ParseContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitBlock(KlangParser.BlockContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitStat(KlangParser.StatContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitAssignment(KlangParser.AssignmentContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitIf_stat(KlangParser.If_statContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitCondition_block(KlangParser.Condition_blockContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitStat_block(KlangParser.Stat_blockContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitWhile_stat(KlangParser.While_statContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitLog(KlangParser.LogContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitNotExpr(KlangParser.NotExprContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitUnaryMinusExpr(KlangParser.UnaryMinusExprContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitMultiplicationExpr(KlangParser.MultiplicationExprContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitAtomExpr(KlangParser.AtomExprContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitOrExpr(KlangParser.OrExprContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitAdditiveExpr(KlangParser.AdditiveExprContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitPowExpr(KlangParser.PowExprContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitRelationalExpr(KlangParser.RelationalExprContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitEqualityExpr(KlangParser.EqualityExprContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitAndExpr(KlangParser.AndExprContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitParExpr(KlangParser.ParExprContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitNumberAtom(KlangParser.NumberAtomContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitBooleanAtom(KlangParser.BooleanAtomContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitIdAtom(KlangParser.IdAtomContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitStringAtom(KlangParser.StringAtomContext ctx) { return visitChildren(ctx); }
-	/**
-	 * {@inheritDoc}
-	 *
-	 * <p>The default implementation returns the result of calling
-	 * {@link #visitChildren} on {@code ctx}.</p>
-	 */
-	@Override public T visitNilAtom(KlangParser.NilAtomContext ctx) { return visitChildren(ctx); }
-}
\ No newline at end of file
diff --git a/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangLexer.java b/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangLexer.java
deleted file mode 100644
index 1c6ef82..0000000
--- a/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangLexer.java
+++ /dev/null
@@ -1,177 +0,0 @@
-// Generated from de/hsrm/compiler/Klang/Klang.g4 by ANTLR 4.5
-package de.hsrm.compiler.Klang;
-import org.antlr.v4.runtime.Lexer;
-import org.antlr.v4.runtime.CharStream;
-import org.antlr.v4.runtime.Token;
-import org.antlr.v4.runtime.TokenStream;
-import org.antlr.v4.runtime.*;
-import org.antlr.v4.runtime.atn.*;
-import org.antlr.v4.runtime.dfa.DFA;
-import org.antlr.v4.runtime.misc.*;
-
-@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast"})
-public class KlangLexer extends Lexer {
-	static { RuntimeMetaData.checkVersion("4.5", RuntimeMetaData.VERSION); }
-
-	protected static final DFA[] _decisionToDFA;
-	protected static final PredictionContextCache _sharedContextCache =
-		new PredictionContextCache();
-	public static final int
-		OR=1, AND=2, EQ=3, NEQ=4, GT=5, LT=6, GTEQ=7, LTEQ=8, PLUS=9, MINUS=10, 
-		MULT=11, DIV=12, MOD=13, POW=14, NOT=15, SCOL=16, ASSIGN=17, OPAR=18, 
-		CPAR=19, OBRACE=20, CBRACE=21, TRUE=22, FALSE=23, NIL=24, IF=25, ELSE=26, 
-		WHILE=27, LOG=28, ID=29, INT=30, FLOAT=31, STRING=32, COMMENT=33, SPACE=34, 
-		OTHER=35;
-	public static String[] modeNames = {
-		"DEFAULT_MODE"
-	};
-
-	public static final String[] ruleNames = {
-		"OR", "AND", "EQ", "NEQ", "GT", "LT", "GTEQ", "LTEQ", "PLUS", "MINUS", 
-		"MULT", "DIV", "MOD", "POW", "NOT", "SCOL", "ASSIGN", "OPAR", "CPAR", 
-		"OBRACE", "CBRACE", "TRUE", "FALSE", "NIL", "IF", "ELSE", "WHILE", "LOG", 
-		"ID", "INT", "FLOAT", "STRING", "COMMENT", "SPACE", "OTHER"
-	};
-
-	private static final String[] _LITERAL_NAMES = {
-		null, "'||'", "'&&'", "'=='", "'!='", "'>'", "'<'", "'>='", "'<='", "'+'", 
-		"'-'", "'*'", "'/'", "'%'", "'^'", "'!'", "';'", "'='", "'('", "')'", 
-		"'{'", "'}'", "'true'", "'false'", "'nil'", "'if'", "'else'", "'while'", 
-		"'log'"
-	};
-	private static final String[] _SYMBOLIC_NAMES = {
-		null, "OR", "AND", "EQ", "NEQ", "GT", "LT", "GTEQ", "LTEQ", "PLUS", "MINUS", 
-		"MULT", "DIV", "MOD", "POW", "NOT", "SCOL", "ASSIGN", "OPAR", "CPAR", 
-		"OBRACE", "CBRACE", "TRUE", "FALSE", "NIL", "IF", "ELSE", "WHILE", "LOG", 
-		"ID", "INT", "FLOAT", "STRING", "COMMENT", "SPACE", "OTHER"
-	};
-	public static final Vocabulary VOCABULARY = new VocabularyImpl(_LITERAL_NAMES, _SYMBOLIC_NAMES);
-
-	/**
-	 * @deprecated Use {@link #VOCABULARY} instead.
-	 */
-	@Deprecated
-	public static final String[] tokenNames;
-	static {
-		tokenNames = new String[_SYMBOLIC_NAMES.length];
-		for (int i = 0; i < tokenNames.length; i++) {
-			tokenNames[i] = VOCABULARY.getLiteralName(i);
-			if (tokenNames[i] == null) {
-				tokenNames[i] = VOCABULARY.getSymbolicName(i);
-			}
-
-			if (tokenNames[i] == null) {
-				tokenNames[i] = "<INVALID>";
-			}
-		}
-	}
-
-	@Override
-	@Deprecated
-	public String[] getTokenNames() {
-		return tokenNames;
-	}
-
-	@Override
-
-	public Vocabulary getVocabulary() {
-		return VOCABULARY;
-	}
-
-
-	public KlangLexer(CharStream input) {
-		super(input);
-		_interp = new LexerATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
-	}
-
-	@Override
-	public String getGrammarFileName() { return "Klang.g4"; }
-
-	@Override
-	public String[] getRuleNames() { return ruleNames; }
-
-	@Override
-	public String getSerializedATN() { return _serializedATN; }
-
-	@Override
-	public String[] getModeNames() { return modeNames; }
-
-	@Override
-	public ATN getATN() { return _ATN; }
-
-	public static final String _serializedATN =
-		"\3\u0430\ud6d1\u8206\uad2d\u4417\uaef1\u8d80\uaadd\2%\u00d4\b\1\4\2\t"+
-		"\2\4\3\t\3\4\4\t\4\4\5\t\5\4\6\t\6\4\7\t\7\4\b\t\b\4\t\t\t\4\n\t\n\4\13"+
-		"\t\13\4\f\t\f\4\r\t\r\4\16\t\16\4\17\t\17\4\20\t\20\4\21\t\21\4\22\t\22"+
-		"\4\23\t\23\4\24\t\24\4\25\t\25\4\26\t\26\4\27\t\27\4\30\t\30\4\31\t\31"+
-		"\4\32\t\32\4\33\t\33\4\34\t\34\4\35\t\35\4\36\t\36\4\37\t\37\4 \t \4!"+
-		"\t!\4\"\t\"\4#\t#\4$\t$\3\2\3\2\3\2\3\3\3\3\3\3\3\4\3\4\3\4\3\5\3\5\3"+
-		"\5\3\6\3\6\3\7\3\7\3\b\3\b\3\b\3\t\3\t\3\t\3\n\3\n\3\13\3\13\3\f\3\f\3"+
-		"\r\3\r\3\16\3\16\3\17\3\17\3\20\3\20\3\21\3\21\3\22\3\22\3\23\3\23\3\24"+
-		"\3\24\3\25\3\25\3\26\3\26\3\27\3\27\3\27\3\27\3\27\3\30\3\30\3\30\3\30"+
-		"\3\30\3\30\3\31\3\31\3\31\3\31\3\32\3\32\3\32\3\33\3\33\3\33\3\33\3\33"+
-		"\3\34\3\34\3\34\3\34\3\34\3\34\3\35\3\35\3\35\3\35\3\36\3\36\7\36\u009d"+
-		"\n\36\f\36\16\36\u00a0\13\36\3\37\6\37\u00a3\n\37\r\37\16\37\u00a4\3 "+
-		"\6 \u00a8\n \r \16 \u00a9\3 \3 \7 \u00ae\n \f \16 \u00b1\13 \3 \3 \6 "+
-		"\u00b5\n \r \16 \u00b6\5 \u00b9\n \3!\3!\3!\3!\7!\u00bf\n!\f!\16!\u00c2"+
-		"\13!\3!\3!\3\"\3\"\7\"\u00c8\n\"\f\"\16\"\u00cb\13\"\3\"\3\"\3#\3#\3#"+
-		"\3#\3$\3$\2\2%\3\3\5\4\7\5\t\6\13\7\r\b\17\t\21\n\23\13\25\f\27\r\31\16"+
-		"\33\17\35\20\37\21!\22#\23%\24\'\25)\26+\27-\30/\31\61\32\63\33\65\34"+
-		"\67\359\36;\37= ?!A\"C#E$G%\3\2\b\5\2C\\aac|\6\2\62;C\\aac|\3\2\62;\5"+
-		"\2\f\f\17\17$$\4\2\f\f\17\17\5\2\13\f\17\17\"\"\u00dc\2\3\3\2\2\2\2\5"+
-		"\3\2\2\2\2\7\3\2\2\2\2\t\3\2\2\2\2\13\3\2\2\2\2\r\3\2\2\2\2\17\3\2\2\2"+
-		"\2\21\3\2\2\2\2\23\3\2\2\2\2\25\3\2\2\2\2\27\3\2\2\2\2\31\3\2\2\2\2\33"+
-		"\3\2\2\2\2\35\3\2\2\2\2\37\3\2\2\2\2!\3\2\2\2\2#\3\2\2\2\2%\3\2\2\2\2"+
-		"\'\3\2\2\2\2)\3\2\2\2\2+\3\2\2\2\2-\3\2\2\2\2/\3\2\2\2\2\61\3\2\2\2\2"+
-		"\63\3\2\2\2\2\65\3\2\2\2\2\67\3\2\2\2\29\3\2\2\2\2;\3\2\2\2\2=\3\2\2\2"+
-		"\2?\3\2\2\2\2A\3\2\2\2\2C\3\2\2\2\2E\3\2\2\2\2G\3\2\2\2\3I\3\2\2\2\5L"+
-		"\3\2\2\2\7O\3\2\2\2\tR\3\2\2\2\13U\3\2\2\2\rW\3\2\2\2\17Y\3\2\2\2\21\\"+
-		"\3\2\2\2\23_\3\2\2\2\25a\3\2\2\2\27c\3\2\2\2\31e\3\2\2\2\33g\3\2\2\2\35"+
-		"i\3\2\2\2\37k\3\2\2\2!m\3\2\2\2#o\3\2\2\2%q\3\2\2\2\'s\3\2\2\2)u\3\2\2"+
-		"\2+w\3\2\2\2-y\3\2\2\2/~\3\2\2\2\61\u0084\3\2\2\2\63\u0088\3\2\2\2\65"+
-		"\u008b\3\2\2\2\67\u0090\3\2\2\29\u0096\3\2\2\2;\u009a\3\2\2\2=\u00a2\3"+
-		"\2\2\2?\u00b8\3\2\2\2A\u00ba\3\2\2\2C\u00c5\3\2\2\2E\u00ce\3\2\2\2G\u00d2"+
-		"\3\2\2\2IJ\7~\2\2JK\7~\2\2K\4\3\2\2\2LM\7(\2\2MN\7(\2\2N\6\3\2\2\2OP\7"+
-		"?\2\2PQ\7?\2\2Q\b\3\2\2\2RS\7#\2\2ST\7?\2\2T\n\3\2\2\2UV\7@\2\2V\f\3\2"+
-		"\2\2WX\7>\2\2X\16\3\2\2\2YZ\7@\2\2Z[\7?\2\2[\20\3\2\2\2\\]\7>\2\2]^\7"+
-		"?\2\2^\22\3\2\2\2_`\7-\2\2`\24\3\2\2\2ab\7/\2\2b\26\3\2\2\2cd\7,\2\2d"+
-		"\30\3\2\2\2ef\7\61\2\2f\32\3\2\2\2gh\7\'\2\2h\34\3\2\2\2ij\7`\2\2j\36"+
-		"\3\2\2\2kl\7#\2\2l \3\2\2\2mn\7=\2\2n\"\3\2\2\2op\7?\2\2p$\3\2\2\2qr\7"+
-		"*\2\2r&\3\2\2\2st\7+\2\2t(\3\2\2\2uv\7}\2\2v*\3\2\2\2wx\7\177\2\2x,\3"+
-		"\2\2\2yz\7v\2\2z{\7t\2\2{|\7w\2\2|}\7g\2\2}.\3\2\2\2~\177\7h\2\2\177\u0080"+
-		"\7c\2\2\u0080\u0081\7n\2\2\u0081\u0082\7u\2\2\u0082\u0083\7g\2\2\u0083"+
-		"\60\3\2\2\2\u0084\u0085\7p\2\2\u0085\u0086\7k\2\2\u0086\u0087\7n\2\2\u0087"+
-		"\62\3\2\2\2\u0088\u0089\7k\2\2\u0089\u008a\7h\2\2\u008a\64\3\2\2\2\u008b"+
-		"\u008c\7g\2\2\u008c\u008d\7n\2\2\u008d\u008e\7u\2\2\u008e\u008f\7g\2\2"+
-		"\u008f\66\3\2\2\2\u0090\u0091\7y\2\2\u0091\u0092\7j\2\2\u0092\u0093\7"+
-		"k\2\2\u0093\u0094\7n\2\2\u0094\u0095\7g\2\2\u00958\3\2\2\2\u0096\u0097"+
-		"\7n\2\2\u0097\u0098\7q\2\2\u0098\u0099\7i\2\2\u0099:\3\2\2\2\u009a\u009e"+
-		"\t\2\2\2\u009b\u009d\t\3\2\2\u009c\u009b\3\2\2\2\u009d\u00a0\3\2\2\2\u009e"+
-		"\u009c\3\2\2\2\u009e\u009f\3\2\2\2\u009f<\3\2\2\2\u00a0\u009e\3\2\2\2"+
-		"\u00a1\u00a3\t\4\2\2\u00a2\u00a1\3\2\2\2\u00a3\u00a4\3\2\2\2\u00a4\u00a2"+
-		"\3\2\2\2\u00a4\u00a5\3\2\2\2\u00a5>\3\2\2\2\u00a6\u00a8\t\4\2\2\u00a7"+
-		"\u00a6\3\2\2\2\u00a8\u00a9\3\2\2\2\u00a9\u00a7\3\2\2\2\u00a9\u00aa\3\2"+
-		"\2\2\u00aa\u00ab\3\2\2\2\u00ab\u00af\7\60\2\2\u00ac\u00ae\t\4\2\2\u00ad"+
-		"\u00ac\3\2\2\2\u00ae\u00b1\3\2\2\2\u00af\u00ad\3\2\2\2\u00af\u00b0\3\2"+
-		"\2\2\u00b0\u00b9\3\2\2\2\u00b1\u00af\3\2\2\2\u00b2\u00b4\7\60\2\2\u00b3"+
-		"\u00b5\t\4\2\2\u00b4\u00b3\3\2\2\2\u00b5\u00b6\3\2\2\2\u00b6\u00b4\3\2"+
-		"\2\2\u00b6\u00b7\3\2\2\2\u00b7\u00b9\3\2\2\2\u00b8\u00a7\3\2\2\2\u00b8"+
-		"\u00b2\3\2\2\2\u00b9@\3\2\2\2\u00ba\u00c0\7$\2\2\u00bb\u00bf\n\5\2\2\u00bc"+
-		"\u00bd\7$\2\2\u00bd\u00bf\7$\2\2\u00be\u00bb\3\2\2\2\u00be\u00bc\3\2\2"+
-		"\2\u00bf\u00c2\3\2\2\2\u00c0\u00be\3\2\2\2\u00c0\u00c1\3\2\2\2\u00c1\u00c3"+
-		"\3\2\2\2\u00c2\u00c0\3\2\2\2\u00c3\u00c4\7$\2\2\u00c4B\3\2\2\2\u00c5\u00c9"+
-		"\7%\2\2\u00c6\u00c8\n\6\2\2\u00c7\u00c6\3\2\2\2\u00c8\u00cb\3\2\2\2\u00c9"+
-		"\u00c7\3\2\2\2\u00c9\u00ca\3\2\2\2\u00ca\u00cc\3\2\2\2\u00cb\u00c9\3\2"+
-		"\2\2\u00cc\u00cd\b\"\2\2\u00cdD\3\2\2\2\u00ce\u00cf\t\7\2\2\u00cf\u00d0"+
-		"\3\2\2\2\u00d0\u00d1\b#\2\2\u00d1F\3\2\2\2\u00d2\u00d3\13\2\2\2\u00d3"+
-		"H\3\2\2\2\f\2\u009e\u00a4\u00a9\u00af\u00b6\u00b8\u00be\u00c0\u00c9\3"+
-		"\b\2\2";
-	public static final ATN _ATN =
-		new ATNDeserializer().deserialize(_serializedATN.toCharArray());
-	static {
-		_decisionToDFA = new DFA[_ATN.getNumberOfDecisions()];
-		for (int i = 0; i < _ATN.getNumberOfDecisions(); i++) {
-			_decisionToDFA[i] = new DFA(_ATN.getDecisionState(i), i);
-		}
-	}
-}
\ No newline at end of file
diff --git a/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangParser.java b/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangParser.java
deleted file mode 100644
index 3ee43ca..0000000
--- a/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangParser.java
+++ /dev/null
@@ -1,1176 +0,0 @@
-// Generated from de/hsrm/compiler/Klang/Klang.g4 by ANTLR 4.5
-package de.hsrm.compiler.Klang;
-import org.antlr.v4.runtime.atn.*;
-import org.antlr.v4.runtime.dfa.DFA;
-import org.antlr.v4.runtime.*;
-import org.antlr.v4.runtime.misc.*;
-import org.antlr.v4.runtime.tree.*;
-import java.util.List;
-import java.util.Iterator;
-import java.util.ArrayList;
-
-@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast"})
-public class KlangParser extends Parser {
-	static { RuntimeMetaData.checkVersion("4.5", RuntimeMetaData.VERSION); }
-
-	protected static final DFA[] _decisionToDFA;
-	protected static final PredictionContextCache _sharedContextCache =
-		new PredictionContextCache();
-	public static final int
-		OR=1, AND=2, EQ=3, NEQ=4, GT=5, LT=6, GTEQ=7, LTEQ=8, PLUS=9, MINUS=10, 
-		MULT=11, DIV=12, MOD=13, POW=14, NOT=15, SCOL=16, ASSIGN=17, OPAR=18, 
-		CPAR=19, OBRACE=20, CBRACE=21, TRUE=22, FALSE=23, NIL=24, IF=25, ELSE=26, 
-		WHILE=27, LOG=28, ID=29, INT=30, FLOAT=31, STRING=32, COMMENT=33, SPACE=34, 
-		OTHER=35;
-	public static final int
-		RULE_parse = 0, RULE_block = 1, RULE_stat = 2, RULE_assignment = 3, RULE_if_stat = 4, 
-		RULE_condition_block = 5, RULE_stat_block = 6, RULE_while_stat = 7, RULE_log = 8, 
-		RULE_expr = 9, RULE_atom = 10;
-	public static final String[] ruleNames = {
-		"parse", "block", "stat", "assignment", "if_stat", "condition_block", 
-		"stat_block", "while_stat", "log", "expr", "atom"
-	};
-
-	private static final String[] _LITERAL_NAMES = {
-		null, "'||'", "'&&'", "'=='", "'!='", "'>'", "'<'", "'>='", "'<='", "'+'", 
-		"'-'", "'*'", "'/'", "'%'", "'^'", "'!'", "';'", "'='", "'('", "')'", 
-		"'{'", "'}'", "'true'", "'false'", "'nil'", "'if'", "'else'", "'while'", 
-		"'log'"
-	};
-	private static final String[] _SYMBOLIC_NAMES = {
-		null, "OR", "AND", "EQ", "NEQ", "GT", "LT", "GTEQ", "LTEQ", "PLUS", "MINUS", 
-		"MULT", "DIV", "MOD", "POW", "NOT", "SCOL", "ASSIGN", "OPAR", "CPAR", 
-		"OBRACE", "CBRACE", "TRUE", "FALSE", "NIL", "IF", "ELSE", "WHILE", "LOG", 
-		"ID", "INT", "FLOAT", "STRING", "COMMENT", "SPACE", "OTHER"
-	};
-	public static final Vocabulary VOCABULARY = new VocabularyImpl(_LITERAL_NAMES, _SYMBOLIC_NAMES);
-
-	/**
-	 * @deprecated Use {@link #VOCABULARY} instead.
-	 */
-	@Deprecated
-	public static final String[] tokenNames;
-	static {
-		tokenNames = new String[_SYMBOLIC_NAMES.length];
-		for (int i = 0; i < tokenNames.length; i++) {
-			tokenNames[i] = VOCABULARY.getLiteralName(i);
-			if (tokenNames[i] == null) {
-				tokenNames[i] = VOCABULARY.getSymbolicName(i);
-			}
-
-			if (tokenNames[i] == null) {
-				tokenNames[i] = "<INVALID>";
-			}
-		}
-	}
-
-	@Override
-	@Deprecated
-	public String[] getTokenNames() {
-		return tokenNames;
-	}
-
-	@Override
-
-	public Vocabulary getVocabulary() {
-		return VOCABULARY;
-	}
-
-	@Override
-	public String getGrammarFileName() { return "Klang.g4"; }
-
-	@Override
-	public String[] getRuleNames() { return ruleNames; }
-
-	@Override
-	public String getSerializedATN() { return _serializedATN; }
-
-	@Override
-	public ATN getATN() { return _ATN; }
-
-	public KlangParser(TokenStream input) {
-		super(input);
-		_interp = new ParserATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
-	}
-	public static class ParseContext extends ParserRuleContext {
-		public BlockContext block() {
-			return getRuleContext(BlockContext.class,0);
-		}
-		public TerminalNode EOF() { return getToken(KlangParser.EOF, 0); }
-		public ParseContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_parse; }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitParse(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-
-	public final ParseContext parse() throws RecognitionException {
-		ParseContext _localctx = new ParseContext(_ctx, getState());
-		enterRule(_localctx, 0, RULE_parse);
-		try {
-			enterOuterAlt(_localctx, 1);
-			{
-			setState(22);
-			block();
-			setState(23);
-			match(EOF);
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class BlockContext extends ParserRuleContext {
-		public List<StatContext> stat() {
-			return getRuleContexts(StatContext.class);
-		}
-		public StatContext stat(int i) {
-			return getRuleContext(StatContext.class,i);
-		}
-		public BlockContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_block; }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitBlock(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-
-	public final BlockContext block() throws RecognitionException {
-		BlockContext _localctx = new BlockContext(_ctx, getState());
-		enterRule(_localctx, 2, RULE_block);
-		int _la;
-		try {
-			enterOuterAlt(_localctx, 1);
-			{
-			setState(28);
-			_errHandler.sync(this);
-			_la = _input.LA(1);
-			while ((((_la) & ~0x3f) == 0 && ((1L << _la) & ((1L << IF) | (1L << WHILE) | (1L << LOG) | (1L << ID) | (1L << OTHER))) != 0)) {
-				{
-				{
-				setState(25);
-				stat();
-				}
-				}
-				setState(30);
-				_errHandler.sync(this);
-				_la = _input.LA(1);
-			}
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class StatContext extends ParserRuleContext {
-		public Token OTHER;
-		public AssignmentContext assignment() {
-			return getRuleContext(AssignmentContext.class,0);
-		}
-		public If_statContext if_stat() {
-			return getRuleContext(If_statContext.class,0);
-		}
-		public While_statContext while_stat() {
-			return getRuleContext(While_statContext.class,0);
-		}
-		public LogContext log() {
-			return getRuleContext(LogContext.class,0);
-		}
-		public TerminalNode OTHER() { return getToken(KlangParser.OTHER, 0); }
-		public StatContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_stat; }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitStat(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-
-	public final StatContext stat() throws RecognitionException {
-		StatContext _localctx = new StatContext(_ctx, getState());
-		enterRule(_localctx, 4, RULE_stat);
-		try {
-			setState(37);
-			switch (_input.LA(1)) {
-			case ID:
-				enterOuterAlt(_localctx, 1);
-				{
-				setState(31);
-				assignment();
-				}
-				break;
-			case IF:
-				enterOuterAlt(_localctx, 2);
-				{
-				setState(32);
-				if_stat();
-				}
-				break;
-			case WHILE:
-				enterOuterAlt(_localctx, 3);
-				{
-				setState(33);
-				while_stat();
-				}
-				break;
-			case LOG:
-				enterOuterAlt(_localctx, 4);
-				{
-				setState(34);
-				log();
-				}
-				break;
-			case OTHER:
-				enterOuterAlt(_localctx, 5);
-				{
-				setState(35);
-				((StatContext)_localctx).OTHER = match(OTHER);
-				System.err.println("unknown char: " + (((StatContext)_localctx).OTHER!=null?((StatContext)_localctx).OTHER.getText():null));
-				}
-				break;
-			default:
-				throw new NoViableAltException(this);
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class AssignmentContext extends ParserRuleContext {
-		public TerminalNode ID() { return getToken(KlangParser.ID, 0); }
-		public TerminalNode ASSIGN() { return getToken(KlangParser.ASSIGN, 0); }
-		public ExprContext expr() {
-			return getRuleContext(ExprContext.class,0);
-		}
-		public TerminalNode SCOL() { return getToken(KlangParser.SCOL, 0); }
-		public AssignmentContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_assignment; }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitAssignment(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-
-	public final AssignmentContext assignment() throws RecognitionException {
-		AssignmentContext _localctx = new AssignmentContext(_ctx, getState());
-		enterRule(_localctx, 6, RULE_assignment);
-		try {
-			enterOuterAlt(_localctx, 1);
-			{
-			setState(39);
-			match(ID);
-			setState(40);
-			match(ASSIGN);
-			setState(41);
-			expr(0);
-			setState(42);
-			match(SCOL);
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class If_statContext extends ParserRuleContext {
-		public List<TerminalNode> IF() { return getTokens(KlangParser.IF); }
-		public TerminalNode IF(int i) {
-			return getToken(KlangParser.IF, i);
-		}
-		public List<Condition_blockContext> condition_block() {
-			return getRuleContexts(Condition_blockContext.class);
-		}
-		public Condition_blockContext condition_block(int i) {
-			return getRuleContext(Condition_blockContext.class,i);
-		}
-		public List<TerminalNode> ELSE() { return getTokens(KlangParser.ELSE); }
-		public TerminalNode ELSE(int i) {
-			return getToken(KlangParser.ELSE, i);
-		}
-		public Stat_blockContext stat_block() {
-			return getRuleContext(Stat_blockContext.class,0);
-		}
-		public If_statContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_if_stat; }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitIf_stat(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-
-	public final If_statContext if_stat() throws RecognitionException {
-		If_statContext _localctx = new If_statContext(_ctx, getState());
-		enterRule(_localctx, 8, RULE_if_stat);
-		try {
-			int _alt;
-			enterOuterAlt(_localctx, 1);
-			{
-			setState(44);
-			match(IF);
-			setState(45);
-			condition_block();
-			setState(51);
-			_errHandler.sync(this);
-			_alt = getInterpreter().adaptivePredict(_input,2,_ctx);
-			while ( _alt!=2 && _alt!=org.antlr.v4.runtime.atn.ATN.INVALID_ALT_NUMBER ) {
-				if ( _alt==1 ) {
-					{
-					{
-					setState(46);
-					match(ELSE);
-					setState(47);
-					match(IF);
-					setState(48);
-					condition_block();
-					}
-					} 
-				}
-				setState(53);
-				_errHandler.sync(this);
-				_alt = getInterpreter().adaptivePredict(_input,2,_ctx);
-			}
-			setState(56);
-			switch ( getInterpreter().adaptivePredict(_input,3,_ctx) ) {
-			case 1:
-				{
-				setState(54);
-				match(ELSE);
-				setState(55);
-				stat_block();
-				}
-				break;
-			}
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class Condition_blockContext extends ParserRuleContext {
-		public ExprContext expr() {
-			return getRuleContext(ExprContext.class,0);
-		}
-		public Stat_blockContext stat_block() {
-			return getRuleContext(Stat_blockContext.class,0);
-		}
-		public Condition_blockContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_condition_block; }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitCondition_block(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-
-	public final Condition_blockContext condition_block() throws RecognitionException {
-		Condition_blockContext _localctx = new Condition_blockContext(_ctx, getState());
-		enterRule(_localctx, 10, RULE_condition_block);
-		try {
-			enterOuterAlt(_localctx, 1);
-			{
-			setState(58);
-			expr(0);
-			setState(59);
-			stat_block();
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class Stat_blockContext extends ParserRuleContext {
-		public TerminalNode OBRACE() { return getToken(KlangParser.OBRACE, 0); }
-		public BlockContext block() {
-			return getRuleContext(BlockContext.class,0);
-		}
-		public TerminalNode CBRACE() { return getToken(KlangParser.CBRACE, 0); }
-		public StatContext stat() {
-			return getRuleContext(StatContext.class,0);
-		}
-		public Stat_blockContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_stat_block; }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitStat_block(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-
-	public final Stat_blockContext stat_block() throws RecognitionException {
-		Stat_blockContext _localctx = new Stat_blockContext(_ctx, getState());
-		enterRule(_localctx, 12, RULE_stat_block);
-		try {
-			setState(66);
-			switch (_input.LA(1)) {
-			case OBRACE:
-				enterOuterAlt(_localctx, 1);
-				{
-				setState(61);
-				match(OBRACE);
-				setState(62);
-				block();
-				setState(63);
-				match(CBRACE);
-				}
-				break;
-			case IF:
-			case WHILE:
-			case LOG:
-			case ID:
-			case OTHER:
-				enterOuterAlt(_localctx, 2);
-				{
-				setState(65);
-				stat();
-				}
-				break;
-			default:
-				throw new NoViableAltException(this);
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class While_statContext extends ParserRuleContext {
-		public TerminalNode WHILE() { return getToken(KlangParser.WHILE, 0); }
-		public ExprContext expr() {
-			return getRuleContext(ExprContext.class,0);
-		}
-		public Stat_blockContext stat_block() {
-			return getRuleContext(Stat_blockContext.class,0);
-		}
-		public While_statContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_while_stat; }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitWhile_stat(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-
-	public final While_statContext while_stat() throws RecognitionException {
-		While_statContext _localctx = new While_statContext(_ctx, getState());
-		enterRule(_localctx, 14, RULE_while_stat);
-		try {
-			enterOuterAlt(_localctx, 1);
-			{
-			setState(68);
-			match(WHILE);
-			setState(69);
-			expr(0);
-			setState(70);
-			stat_block();
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class LogContext extends ParserRuleContext {
-		public TerminalNode LOG() { return getToken(KlangParser.LOG, 0); }
-		public ExprContext expr() {
-			return getRuleContext(ExprContext.class,0);
-		}
-		public TerminalNode SCOL() { return getToken(KlangParser.SCOL, 0); }
-		public LogContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_log; }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitLog(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-
-	public final LogContext log() throws RecognitionException {
-		LogContext _localctx = new LogContext(_ctx, getState());
-		enterRule(_localctx, 16, RULE_log);
-		try {
-			enterOuterAlt(_localctx, 1);
-			{
-			setState(72);
-			match(LOG);
-			setState(73);
-			expr(0);
-			setState(74);
-			match(SCOL);
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public static class ExprContext extends ParserRuleContext {
-		public ExprContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_expr; }
-	 
-		public ExprContext() { }
-		public void copyFrom(ExprContext ctx) {
-			super.copyFrom(ctx);
-		}
-	}
-	public static class NotExprContext extends ExprContext {
-		public TerminalNode NOT() { return getToken(KlangParser.NOT, 0); }
-		public ExprContext expr() {
-			return getRuleContext(ExprContext.class,0);
-		}
-		public NotExprContext(ExprContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitNotExpr(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-	public static class UnaryMinusExprContext extends ExprContext {
-		public TerminalNode MINUS() { return getToken(KlangParser.MINUS, 0); }
-		public ExprContext expr() {
-			return getRuleContext(ExprContext.class,0);
-		}
-		public UnaryMinusExprContext(ExprContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitUnaryMinusExpr(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-	public static class MultiplicationExprContext extends ExprContext {
-		public Token op;
-		public List<ExprContext> expr() {
-			return getRuleContexts(ExprContext.class);
-		}
-		public ExprContext expr(int i) {
-			return getRuleContext(ExprContext.class,i);
-		}
-		public TerminalNode MULT() { return getToken(KlangParser.MULT, 0); }
-		public TerminalNode DIV() { return getToken(KlangParser.DIV, 0); }
-		public TerminalNode MOD() { return getToken(KlangParser.MOD, 0); }
-		public MultiplicationExprContext(ExprContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitMultiplicationExpr(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-	public static class AtomExprContext extends ExprContext {
-		public AtomContext atom() {
-			return getRuleContext(AtomContext.class,0);
-		}
-		public AtomExprContext(ExprContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitAtomExpr(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-	public static class OrExprContext extends ExprContext {
-		public List<ExprContext> expr() {
-			return getRuleContexts(ExprContext.class);
-		}
-		public ExprContext expr(int i) {
-			return getRuleContext(ExprContext.class,i);
-		}
-		public TerminalNode OR() { return getToken(KlangParser.OR, 0); }
-		public OrExprContext(ExprContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitOrExpr(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-	public static class AdditiveExprContext extends ExprContext {
-		public Token op;
-		public List<ExprContext> expr() {
-			return getRuleContexts(ExprContext.class);
-		}
-		public ExprContext expr(int i) {
-			return getRuleContext(ExprContext.class,i);
-		}
-		public TerminalNode PLUS() { return getToken(KlangParser.PLUS, 0); }
-		public TerminalNode MINUS() { return getToken(KlangParser.MINUS, 0); }
-		public AdditiveExprContext(ExprContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitAdditiveExpr(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-	public static class PowExprContext extends ExprContext {
-		public List<ExprContext> expr() {
-			return getRuleContexts(ExprContext.class);
-		}
-		public ExprContext expr(int i) {
-			return getRuleContext(ExprContext.class,i);
-		}
-		public TerminalNode POW() { return getToken(KlangParser.POW, 0); }
-		public PowExprContext(ExprContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitPowExpr(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-	public static class RelationalExprContext extends ExprContext {
-		public Token op;
-		public List<ExprContext> expr() {
-			return getRuleContexts(ExprContext.class);
-		}
-		public ExprContext expr(int i) {
-			return getRuleContext(ExprContext.class,i);
-		}
-		public TerminalNode LTEQ() { return getToken(KlangParser.LTEQ, 0); }
-		public TerminalNode GTEQ() { return getToken(KlangParser.GTEQ, 0); }
-		public TerminalNode LT() { return getToken(KlangParser.LT, 0); }
-		public TerminalNode GT() { return getToken(KlangParser.GT, 0); }
-		public RelationalExprContext(ExprContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitRelationalExpr(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-	public static class EqualityExprContext extends ExprContext {
-		public Token op;
-		public List<ExprContext> expr() {
-			return getRuleContexts(ExprContext.class);
-		}
-		public ExprContext expr(int i) {
-			return getRuleContext(ExprContext.class,i);
-		}
-		public TerminalNode EQ() { return getToken(KlangParser.EQ, 0); }
-		public TerminalNode NEQ() { return getToken(KlangParser.NEQ, 0); }
-		public EqualityExprContext(ExprContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitEqualityExpr(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-	public static class AndExprContext extends ExprContext {
-		public List<ExprContext> expr() {
-			return getRuleContexts(ExprContext.class);
-		}
-		public ExprContext expr(int i) {
-			return getRuleContext(ExprContext.class,i);
-		}
-		public TerminalNode AND() { return getToken(KlangParser.AND, 0); }
-		public AndExprContext(ExprContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitAndExpr(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-
-	public final ExprContext expr() throws RecognitionException {
-		return expr(0);
-	}
-
-	private ExprContext expr(int _p) throws RecognitionException {
-		ParserRuleContext _parentctx = _ctx;
-		int _parentState = getState();
-		ExprContext _localctx = new ExprContext(_ctx, _parentState);
-		ExprContext _prevctx = _localctx;
-		int _startState = 18;
-		enterRecursionRule(_localctx, 18, RULE_expr, _p);
-		int _la;
-		try {
-			int _alt;
-			enterOuterAlt(_localctx, 1);
-			{
-			setState(82);
-			switch (_input.LA(1)) {
-			case MINUS:
-				{
-				_localctx = new UnaryMinusExprContext(_localctx);
-				_ctx = _localctx;
-				_prevctx = _localctx;
-
-				setState(77);
-				match(MINUS);
-				setState(78);
-				expr(9);
-				}
-				break;
-			case NOT:
-				{
-				_localctx = new NotExprContext(_localctx);
-				_ctx = _localctx;
-				_prevctx = _localctx;
-				setState(79);
-				match(NOT);
-				setState(80);
-				expr(8);
-				}
-				break;
-			case OPAR:
-			case TRUE:
-			case FALSE:
-			case NIL:
-			case ID:
-			case INT:
-			case FLOAT:
-			case STRING:
-				{
-				_localctx = new AtomExprContext(_localctx);
-				_ctx = _localctx;
-				_prevctx = _localctx;
-				setState(81);
-				atom();
-				}
-				break;
-			default:
-				throw new NoViableAltException(this);
-			}
-			_ctx.stop = _input.LT(-1);
-			setState(107);
-			_errHandler.sync(this);
-			_alt = getInterpreter().adaptivePredict(_input,7,_ctx);
-			while ( _alt!=2 && _alt!=org.antlr.v4.runtime.atn.ATN.INVALID_ALT_NUMBER ) {
-				if ( _alt==1 ) {
-					if ( _parseListeners!=null ) triggerExitRuleEvent();
-					_prevctx = _localctx;
-					{
-					setState(105);
-					switch ( getInterpreter().adaptivePredict(_input,6,_ctx) ) {
-					case 1:
-						{
-						_localctx = new PowExprContext(new ExprContext(_parentctx, _parentState));
-						pushNewRecursionContext(_localctx, _startState, RULE_expr);
-						setState(84);
-						if (!(precpred(_ctx, 10))) throw new FailedPredicateException(this, "precpred(_ctx, 10)");
-						setState(85);
-						match(POW);
-						setState(86);
-						expr(11);
-						}
-						break;
-					case 2:
-						{
-						_localctx = new MultiplicationExprContext(new ExprContext(_parentctx, _parentState));
-						pushNewRecursionContext(_localctx, _startState, RULE_expr);
-						setState(87);
-						if (!(precpred(_ctx, 7))) throw new FailedPredicateException(this, "precpred(_ctx, 7)");
-						setState(88);
-						((MultiplicationExprContext)_localctx).op = _input.LT(1);
-						_la = _input.LA(1);
-						if ( !((((_la) & ~0x3f) == 0 && ((1L << _la) & ((1L << MULT) | (1L << DIV) | (1L << MOD))) != 0)) ) {
-							((MultiplicationExprContext)_localctx).op = (Token)_errHandler.recoverInline(this);
-						} else {
-							consume();
-						}
-						setState(89);
-						expr(8);
-						}
-						break;
-					case 3:
-						{
-						_localctx = new AdditiveExprContext(new ExprContext(_parentctx, _parentState));
-						pushNewRecursionContext(_localctx, _startState, RULE_expr);
-						setState(90);
-						if (!(precpred(_ctx, 6))) throw new FailedPredicateException(this, "precpred(_ctx, 6)");
-						setState(91);
-						((AdditiveExprContext)_localctx).op = _input.LT(1);
-						_la = _input.LA(1);
-						if ( !(_la==PLUS || _la==MINUS) ) {
-							((AdditiveExprContext)_localctx).op = (Token)_errHandler.recoverInline(this);
-						} else {
-							consume();
-						}
-						setState(92);
-						expr(7);
-						}
-						break;
-					case 4:
-						{
-						_localctx = new RelationalExprContext(new ExprContext(_parentctx, _parentState));
-						pushNewRecursionContext(_localctx, _startState, RULE_expr);
-						setState(93);
-						if (!(precpred(_ctx, 5))) throw new FailedPredicateException(this, "precpred(_ctx, 5)");
-						setState(94);
-						((RelationalExprContext)_localctx).op = _input.LT(1);
-						_la = _input.LA(1);
-						if ( !((((_la) & ~0x3f) == 0 && ((1L << _la) & ((1L << GT) | (1L << LT) | (1L << GTEQ) | (1L << LTEQ))) != 0)) ) {
-							((RelationalExprContext)_localctx).op = (Token)_errHandler.recoverInline(this);
-						} else {
-							consume();
-						}
-						setState(95);
-						expr(6);
-						}
-						break;
-					case 5:
-						{
-						_localctx = new EqualityExprContext(new ExprContext(_parentctx, _parentState));
-						pushNewRecursionContext(_localctx, _startState, RULE_expr);
-						setState(96);
-						if (!(precpred(_ctx, 4))) throw new FailedPredicateException(this, "precpred(_ctx, 4)");
-						setState(97);
-						((EqualityExprContext)_localctx).op = _input.LT(1);
-						_la = _input.LA(1);
-						if ( !(_la==EQ || _la==NEQ) ) {
-							((EqualityExprContext)_localctx).op = (Token)_errHandler.recoverInline(this);
-						} else {
-							consume();
-						}
-						setState(98);
-						expr(5);
-						}
-						break;
-					case 6:
-						{
-						_localctx = new AndExprContext(new ExprContext(_parentctx, _parentState));
-						pushNewRecursionContext(_localctx, _startState, RULE_expr);
-						setState(99);
-						if (!(precpred(_ctx, 3))) throw new FailedPredicateException(this, "precpred(_ctx, 3)");
-						setState(100);
-						match(AND);
-						setState(101);
-						expr(4);
-						}
-						break;
-					case 7:
-						{
-						_localctx = new OrExprContext(new ExprContext(_parentctx, _parentState));
-						pushNewRecursionContext(_localctx, _startState, RULE_expr);
-						setState(102);
-						if (!(precpred(_ctx, 2))) throw new FailedPredicateException(this, "precpred(_ctx, 2)");
-						setState(103);
-						match(OR);
-						setState(104);
-						expr(3);
-						}
-						break;
-					}
-					} 
-				}
-				setState(109);
-				_errHandler.sync(this);
-				_alt = getInterpreter().adaptivePredict(_input,7,_ctx);
-			}
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			unrollRecursionContexts(_parentctx);
-		}
-		return _localctx;
-	}
-
-	public static class AtomContext extends ParserRuleContext {
-		public AtomContext(ParserRuleContext parent, int invokingState) {
-			super(parent, invokingState);
-		}
-		@Override public int getRuleIndex() { return RULE_atom; }
-	 
-		public AtomContext() { }
-		public void copyFrom(AtomContext ctx) {
-			super.copyFrom(ctx);
-		}
-	}
-	public static class ParExprContext extends AtomContext {
-		public TerminalNode OPAR() { return getToken(KlangParser.OPAR, 0); }
-		public ExprContext expr() {
-			return getRuleContext(ExprContext.class,0);
-		}
-		public TerminalNode CPAR() { return getToken(KlangParser.CPAR, 0); }
-		public ParExprContext(AtomContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitParExpr(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-	public static class BooleanAtomContext extends AtomContext {
-		public TerminalNode TRUE() { return getToken(KlangParser.TRUE, 0); }
-		public TerminalNode FALSE() { return getToken(KlangParser.FALSE, 0); }
-		public BooleanAtomContext(AtomContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitBooleanAtom(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-	public static class IdAtomContext extends AtomContext {
-		public TerminalNode ID() { return getToken(KlangParser.ID, 0); }
-		public IdAtomContext(AtomContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitIdAtom(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-	public static class StringAtomContext extends AtomContext {
-		public TerminalNode STRING() { return getToken(KlangParser.STRING, 0); }
-		public StringAtomContext(AtomContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitStringAtom(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-	public static class NilAtomContext extends AtomContext {
-		public TerminalNode NIL() { return getToken(KlangParser.NIL, 0); }
-		public NilAtomContext(AtomContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitNilAtom(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-	public static class NumberAtomContext extends AtomContext {
-		public TerminalNode INT() { return getToken(KlangParser.INT, 0); }
-		public TerminalNode FLOAT() { return getToken(KlangParser.FLOAT, 0); }
-		public NumberAtomContext(AtomContext ctx) { copyFrom(ctx); }
-		@Override
-		public <T> T accept(ParseTreeVisitor<? extends T> visitor) {
-			if ( visitor instanceof KlangVisitor ) return ((KlangVisitor<? extends T>)visitor).visitNumberAtom(this);
-			else return visitor.visitChildren(this);
-		}
-	}
-
-	public final AtomContext atom() throws RecognitionException {
-		AtomContext _localctx = new AtomContext(_ctx, getState());
-		enterRule(_localctx, 20, RULE_atom);
-		int _la;
-		try {
-			setState(119);
-			switch (_input.LA(1)) {
-			case OPAR:
-				_localctx = new ParExprContext(_localctx);
-				enterOuterAlt(_localctx, 1);
-				{
-				setState(110);
-				match(OPAR);
-				setState(111);
-				expr(0);
-				setState(112);
-				match(CPAR);
-				}
-				break;
-			case INT:
-			case FLOAT:
-				_localctx = new NumberAtomContext(_localctx);
-				enterOuterAlt(_localctx, 2);
-				{
-				setState(114);
-				_la = _input.LA(1);
-				if ( !(_la==INT || _la==FLOAT) ) {
-				_errHandler.recoverInline(this);
-				} else {
-					consume();
-				}
-				}
-				break;
-			case TRUE:
-			case FALSE:
-				_localctx = new BooleanAtomContext(_localctx);
-				enterOuterAlt(_localctx, 3);
-				{
-				setState(115);
-				_la = _input.LA(1);
-				if ( !(_la==TRUE || _la==FALSE) ) {
-				_errHandler.recoverInline(this);
-				} else {
-					consume();
-				}
-				}
-				break;
-			case ID:
-				_localctx = new IdAtomContext(_localctx);
-				enterOuterAlt(_localctx, 4);
-				{
-				setState(116);
-				match(ID);
-				}
-				break;
-			case STRING:
-				_localctx = new StringAtomContext(_localctx);
-				enterOuterAlt(_localctx, 5);
-				{
-				setState(117);
-				match(STRING);
-				}
-				break;
-			case NIL:
-				_localctx = new NilAtomContext(_localctx);
-				enterOuterAlt(_localctx, 6);
-				{
-				setState(118);
-				match(NIL);
-				}
-				break;
-			default:
-				throw new NoViableAltException(this);
-			}
-		}
-		catch (RecognitionException re) {
-			_localctx.exception = re;
-			_errHandler.reportError(this, re);
-			_errHandler.recover(this, re);
-		}
-		finally {
-			exitRule();
-		}
-		return _localctx;
-	}
-
-	public boolean sempred(RuleContext _localctx, int ruleIndex, int predIndex) {
-		switch (ruleIndex) {
-		case 9:
-			return expr_sempred((ExprContext)_localctx, predIndex);
-		}
-		return true;
-	}
-	private boolean expr_sempred(ExprContext _localctx, int predIndex) {
-		switch (predIndex) {
-		case 0:
-			return precpred(_ctx, 10);
-		case 1:
-			return precpred(_ctx, 7);
-		case 2:
-			return precpred(_ctx, 6);
-		case 3:
-			return precpred(_ctx, 5);
-		case 4:
-			return precpred(_ctx, 4);
-		case 5:
-			return precpred(_ctx, 3);
-		case 6:
-			return precpred(_ctx, 2);
-		}
-		return true;
-	}
-
-	public static final String _serializedATN =
-		"\3\u0430\ud6d1\u8206\uad2d\u4417\uaef1\u8d80\uaadd\3%|\4\2\t\2\4\3\t\3"+
-		"\4\4\t\4\4\5\t\5\4\6\t\6\4\7\t\7\4\b\t\b\4\t\t\t\4\n\t\n\4\13\t\13\4\f"+
-		"\t\f\3\2\3\2\3\2\3\3\7\3\35\n\3\f\3\16\3 \13\3\3\4\3\4\3\4\3\4\3\4\3\4"+
-		"\5\4(\n\4\3\5\3\5\3\5\3\5\3\5\3\6\3\6\3\6\3\6\3\6\7\6\64\n\6\f\6\16\6"+
-		"\67\13\6\3\6\3\6\5\6;\n\6\3\7\3\7\3\7\3\b\3\b\3\b\3\b\3\b\5\bE\n\b\3\t"+
-		"\3\t\3\t\3\t\3\n\3\n\3\n\3\n\3\13\3\13\3\13\3\13\3\13\3\13\5\13U\n\13"+
-		"\3\13\3\13\3\13\3\13\3\13\3\13\3\13\3\13\3\13\3\13\3\13\3\13\3\13\3\13"+
-		"\3\13\3\13\3\13\3\13\3\13\3\13\3\13\7\13l\n\13\f\13\16\13o\13\13\3\f\3"+
-		"\f\3\f\3\f\3\f\3\f\3\f\3\f\3\f\5\fz\n\f\3\f\2\3\24\r\2\4\6\b\n\f\16\20"+
-		"\22\24\26\2\b\3\2\r\17\3\2\13\f\3\2\7\n\3\2\5\6\3\2 !\3\2\30\31\u0086"+
-		"\2\30\3\2\2\2\4\36\3\2\2\2\6\'\3\2\2\2\b)\3\2\2\2\n.\3\2\2\2\f<\3\2\2"+
-		"\2\16D\3\2\2\2\20F\3\2\2\2\22J\3\2\2\2\24T\3\2\2\2\26y\3\2\2\2\30\31\5"+
-		"\4\3\2\31\32\7\2\2\3\32\3\3\2\2\2\33\35\5\6\4\2\34\33\3\2\2\2\35 \3\2"+
-		"\2\2\36\34\3\2\2\2\36\37\3\2\2\2\37\5\3\2\2\2 \36\3\2\2\2!(\5\b\5\2\""+
-		"(\5\n\6\2#(\5\20\t\2$(\5\22\n\2%&\7%\2\2&(\b\4\1\2\'!\3\2\2\2\'\"\3\2"+
-		"\2\2\'#\3\2\2\2\'$\3\2\2\2\'%\3\2\2\2(\7\3\2\2\2)*\7\37\2\2*+\7\23\2\2"+
-		"+,\5\24\13\2,-\7\22\2\2-\t\3\2\2\2./\7\33\2\2/\65\5\f\7\2\60\61\7\34\2"+
-		"\2\61\62\7\33\2\2\62\64\5\f\7\2\63\60\3\2\2\2\64\67\3\2\2\2\65\63\3\2"+
-		"\2\2\65\66\3\2\2\2\66:\3\2\2\2\67\65\3\2\2\289\7\34\2\29;\5\16\b\2:8\3"+
-		"\2\2\2:;\3\2\2\2;\13\3\2\2\2<=\5\24\13\2=>\5\16\b\2>\r\3\2\2\2?@\7\26"+
-		"\2\2@A\5\4\3\2AB\7\27\2\2BE\3\2\2\2CE\5\6\4\2D?\3\2\2\2DC\3\2\2\2E\17"+
-		"\3\2\2\2FG\7\35\2\2GH\5\24\13\2HI\5\16\b\2I\21\3\2\2\2JK\7\36\2\2KL\5"+
-		"\24\13\2LM\7\22\2\2M\23\3\2\2\2NO\b\13\1\2OP\7\f\2\2PU\5\24\13\13QR\7"+
-		"\21\2\2RU\5\24\13\nSU\5\26\f\2TN\3\2\2\2TQ\3\2\2\2TS\3\2\2\2Um\3\2\2\2"+
-		"VW\f\f\2\2WX\7\20\2\2Xl\5\24\13\rYZ\f\t\2\2Z[\t\2\2\2[l\5\24\13\n\\]\f"+
-		"\b\2\2]^\t\3\2\2^l\5\24\13\t_`\f\7\2\2`a\t\4\2\2al\5\24\13\bbc\f\6\2\2"+
-		"cd\t\5\2\2dl\5\24\13\7ef\f\5\2\2fg\7\4\2\2gl\5\24\13\6hi\f\4\2\2ij\7\3"+
-		"\2\2jl\5\24\13\5kV\3\2\2\2kY\3\2\2\2k\\\3\2\2\2k_\3\2\2\2kb\3\2\2\2ke"+
-		"\3\2\2\2kh\3\2\2\2lo\3\2\2\2mk\3\2\2\2mn\3\2\2\2n\25\3\2\2\2om\3\2\2\2"+
-		"pq\7\24\2\2qr\5\24\13\2rs\7\25\2\2sz\3\2\2\2tz\t\6\2\2uz\t\7\2\2vz\7\37"+
-		"\2\2wz\7\"\2\2xz\7\32\2\2yp\3\2\2\2yt\3\2\2\2yu\3\2\2\2yv\3\2\2\2yw\3"+
-		"\2\2\2yx\3\2\2\2z\27\3\2\2\2\13\36\'\65:DTkmy";
-	public static final ATN _ATN =
-		new ATNDeserializer().deserialize(_serializedATN.toCharArray());
-	static {
-		_decisionToDFA = new DFA[_ATN.getNumberOfDecisions()];
-		for (int i = 0; i < _ATN.getNumberOfDecisions(); i++) {
-			_decisionToDFA[i] = new DFA(_ATN.getDecisionState(i), i);
-		}
-	}
-}
\ No newline at end of file
diff --git a/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangVisitor.java b/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangVisitor.java
deleted file mode 100644
index 3ce2539..0000000
--- a/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangVisitor.java
+++ /dev/null
@@ -1,180 +0,0 @@
-// Generated from de/hsrm/compiler/Klang/Klang.g4 by ANTLR 4.5
-package de.hsrm.compiler.Klang;
-import org.antlr.v4.runtime.misc.NotNull;
-import org.antlr.v4.runtime.tree.ParseTreeVisitor;
-
-/**
- * This interface defines a complete generic visitor for a parse tree produced
- * by {@link KlangParser}.
- *
- * @param <T> The return type of the visit operation. Use {@link Void} for
- * operations with no return type.
- */
-public interface KlangVisitor<T> extends ParseTreeVisitor<T> {
-	/**
-	 * Visit a parse tree produced by {@link KlangParser#parse}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitParse(KlangParser.ParseContext ctx);
-	/**
-	 * Visit a parse tree produced by {@link KlangParser#block}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitBlock(KlangParser.BlockContext ctx);
-	/**
-	 * Visit a parse tree produced by {@link KlangParser#stat}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitStat(KlangParser.StatContext ctx);
-	/**
-	 * Visit a parse tree produced by {@link KlangParser#assignment}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitAssignment(KlangParser.AssignmentContext ctx);
-	/**
-	 * Visit a parse tree produced by {@link KlangParser#if_stat}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitIf_stat(KlangParser.If_statContext ctx);
-	/**
-	 * Visit a parse tree produced by {@link KlangParser#condition_block}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitCondition_block(KlangParser.Condition_blockContext ctx);
-	/**
-	 * Visit a parse tree produced by {@link KlangParser#stat_block}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitStat_block(KlangParser.Stat_blockContext ctx);
-	/**
-	 * Visit a parse tree produced by {@link KlangParser#while_stat}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitWhile_stat(KlangParser.While_statContext ctx);
-	/**
-	 * Visit a parse tree produced by {@link KlangParser#log}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitLog(KlangParser.LogContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code notExpr}
-	 * labeled alternative in {@link KlangParser#expr}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitNotExpr(KlangParser.NotExprContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code unaryMinusExpr}
-	 * labeled alternative in {@link KlangParser#expr}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitUnaryMinusExpr(KlangParser.UnaryMinusExprContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code multiplicationExpr}
-	 * labeled alternative in {@link KlangParser#expr}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitMultiplicationExpr(KlangParser.MultiplicationExprContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code atomExpr}
-	 * labeled alternative in {@link KlangParser#expr}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitAtomExpr(KlangParser.AtomExprContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code orExpr}
-	 * labeled alternative in {@link KlangParser#expr}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitOrExpr(KlangParser.OrExprContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code additiveExpr}
-	 * labeled alternative in {@link KlangParser#expr}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitAdditiveExpr(KlangParser.AdditiveExprContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code powExpr}
-	 * labeled alternative in {@link KlangParser#expr}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitPowExpr(KlangParser.PowExprContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code relationalExpr}
-	 * labeled alternative in {@link KlangParser#expr}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitRelationalExpr(KlangParser.RelationalExprContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code equalityExpr}
-	 * labeled alternative in {@link KlangParser#expr}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitEqualityExpr(KlangParser.EqualityExprContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code andExpr}
-	 * labeled alternative in {@link KlangParser#expr}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitAndExpr(KlangParser.AndExprContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code parExpr}
-	 * labeled alternative in {@link KlangParser#atom}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitParExpr(KlangParser.ParExprContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code numberAtom}
-	 * labeled alternative in {@link KlangParser#atom}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitNumberAtom(KlangParser.NumberAtomContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code booleanAtom}
-	 * labeled alternative in {@link KlangParser#atom}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitBooleanAtom(KlangParser.BooleanAtomContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code idAtom}
-	 * labeled alternative in {@link KlangParser#atom}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitIdAtom(KlangParser.IdAtomContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code stringAtom}
-	 * labeled alternative in {@link KlangParser#atom}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitStringAtom(KlangParser.StringAtomContext ctx);
-	/**
-	 * Visit a parse tree produced by the {@code nilAtom}
-	 * labeled alternative in {@link KlangParser#atom}.
-	 * @param ctx the parse tree
-	 * @return the visitor result
-	 */
-	T visitNilAtom(KlangParser.NilAtomContext ctx);
-}
\ No newline at end of file
diff --git a/target/klang-1.0-jar-with-dependencies.jar b/target/klang-1.0-jar-with-dependencies.jar
deleted file mode 100644
index 82685b8..0000000
Binary files a/target/klang-1.0-jar-with-dependencies.jar and /dev/null differ
diff --git a/target/klang-1.0.jar b/target/klang-1.0.jar
deleted file mode 100644
index d6d3434..0000000
Binary files a/target/klang-1.0.jar and /dev/null differ
diff --git a/target/maven-archiver/pom.properties b/target/maven-archiver/pom.properties
deleted file mode 100644
index b250278..0000000
--- a/target/maven-archiver/pom.properties
+++ /dev/null
@@ -1,5 +0,0 @@
-#Generated by Maven
-#Mon Oct 28 15:44:47 CET 2019
-groupId=de.hsrm.compiler
-artifactId=klang
-version=1.0
diff --git a/target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst b/target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst
deleted file mode 100644
index e69de29..0000000
diff --git a/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst b/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst
deleted file mode 100644
index 2251886..0000000
--- a/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst
+++ /dev/null
@@ -1,5 +0,0 @@
-/home/marvin/Documents/university/compiler/klang/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangLexer.java
-/home/marvin/Documents/university/compiler/klang/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangBaseVisitor.java
-/home/marvin/Documents/university/compiler/klang/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangParser.java
-/home/marvin/Documents/university/compiler/klang/src/main/java/de/hsrm/compiler/Klang/Klang.java
-/home/marvin/Documents/university/compiler/klang/target/generated-sources/antlr4/de/hsrm/compiler/Klang/KlangVisitor.java
diff --git a/target/maven-status/maven-compiler-plugin/testCompile/default-testCompile/createdFiles.lst b/target/maven-status/maven-compiler-plugin/testCompile/default-testCompile/createdFiles.lst
deleted file mode 100644
index e69de29..0000000
diff --git a/target/maven-status/maven-compiler-plugin/testCompile/default-testCompile/inputFiles.lst b/target/maven-status/maven-compiler-plugin/testCompile/default-testCompile/inputFiles.lst
deleted file mode 100644
index 1f9497b..0000000
--- a/target/maven-status/maven-compiler-plugin/testCompile/default-testCompile/inputFiles.lst
+++ /dev/null
@@ -1 +0,0 @@
-/home/marvin/Documents/university/compiler/antlr_test/klang/klang/src/test/java/de/hsrm/compiler/Klang/KlangTest.java