src/main/java/CompilerInput.txt

@@ -2,16 +2,10 @@ public class Example {
 
     public int test;
 
-    public static int test(char b){
+    public static int TestMethod(char b){
 
         test = 3;
 
     }
 
 }
-
-public class Test {
-
-    public char test;
-
-}

src/main/java/ast/ExpressionNode.java

@@ -2,10 +2,10 @@ package ast;
 
 public class ExpressionNode extends ASTNode {
 
-  int Value;
+  public int value;
 
   public ExpressionNode(int value) {
-    this.Value = value;
+    this.value = value;
   }
 
 }

src/main/java/semantic/SemanticAnalyzer.java

@@ -8,10 +8,10 @@ import java.util.List;
 
 public class SemanticAnalyzer {
 
-    List<Identifier> usedIdentifier = new ArrayList<>();
-
   public void analyze(ASTNode node) {
-        if (node == null) return;
+      if (node == null) {
+          return;
+      }
 
     if (node instanceof ClassNode) {
 
@@ -25,17 +25,30 @@ public class SemanticAnalyzer {
         analyze(member);
       }
 
+    } else if (node instanceof AssignmentNode) {
+      AssignmentNode assignmentNode = (AssignmentNode) node;
+      System.out.println("Assignment ");
 
-        }else if (node instanceof ConstructorNode) {
+      
+
+      analyze(assignmentNode.expression);
+
+    } else if (node instanceof MethodNode) {
+      MethodNode methodNode = (MethodNode) node;
+      System.out.println("Methode: " + methodNode.identifier.getName());
+      List<StatementNode> statementNodes = methodNode.statements;
+      for (StatementNode statement : statementNodes) {
+        analyze(statement);
+      }
+
+    } else if (node instanceof ExpressionNode) {
+      ExpressionNode expressionNode = (ExpressionNode) node;
+      System.out.println("Klasse besitzt keinen Expression " + expressionNode.value);
 
     } else if (node instanceof FieldNode) {
 
       FieldNode fieldNode = (FieldNode) node;
-            if(identifierAlreadyUsed(fieldNode.identifier)){
+
-                //throw new RuntimeException("Error: Identifier already used");
-                System.out.println("Error: Identifier already used");
-            }
-            usedIdentifier.add(fieldNode.identifier);
 
     } else if (node instanceof ProgramNode) {
       ProgramNode programNode = (ProgramNode) node;
@@ -47,12 +60,4 @@ public class SemanticAnalyzer {
 
   }
 
-    public boolean identifierAlreadyUsed(Identifier identifier){
-        if(usedIdentifier.contains(identifier)){
-            return true;
-        } else {
-            return false;
-        }
-    }
-
 }