.idea/misc.xml

@@ -40,7 +40,7 @@
       </list>
     </option>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_22" default="true" project-jdk-name="openjdk-22" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_19" default="true" project-jdk-name="openjdk-22" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/out" />
   </component>
 </project>

src/main/java/ast/literal/LiteralNode.java

@@ -1,25 +1,24 @@
 package ast.literal;
 
 import ast.expression.ExpressionNode;
-import ast.type.TypeNode;
 import semantic.SemanticVisitor;
 import typechecker.TypeCheckResult;
 
 public class LiteralNode implements ExpressionNode {
 
     public String value;
-    private TypeNode type;
+    private String type;
 
-    public LiteralNode(String value, TypeNode type) {
+    public LiteralNode(String value, String type) {
         this.value = value;
         this.type = type;
     }
 
-    public TypeNode getType() {
+    public String getType() {
         return type;
     }
 
-    public void setType(TypeNode type) {
+    public void setType(String type) {
         this.type = type;
     }
 

src/main/java/parser/ASTBuilder.java

@@ -230,33 +230,33 @@ public class ASTBuilder extends SimpleJavaBaseVisitor<ASTNode> {
 
     @Override
     public ASTNode visitLiteral(SimpleJavaParser.LiteralContext ctx) {
-        TypeNode type;
+        String type;
         String value;
         if(ctx.INTEGERLITERAL() != null) {
-            type = new BaseTypeNode(EnumTypeNode.INT);
+            type = "int";
             value = ctx.INTEGERLITERAL().getText();
-            return new LiteralNode(value, type);
+            return new LiteralNode(type, value);
         } else if(ctx.booleanLiteral() != null) {
-            type= new BaseTypeNode(EnumTypeNode.BOOLEAN);
+            type= "boolean";
             BooleanLiteralNode booleanNode = (BooleanLiteralNode) visitBooleanLiteral(ctx.booleanLiteral());
             value = booleanNode.getValue();
-            return new LiteralNode(value, type);
+            return new LiteralNode(type, value);
         } else if(ctx.charLiteral() != null) {
-            type= new BaseTypeNode(EnumTypeNode.CHAR);
+            type= "char";
             CharLiteralNode charNode = (CharLiteralNode) visitCharLiteral(ctx.charLiteral());
             value = charNode.getValue();
-            return new LiteralNode(value, type);
+            return new LiteralNode(type, value);
         }
         return null;
     }
 
     @Override
     public ASTNode visitBooleanLiteral(SimpleJavaParser.BooleanLiteralContext ctx) {
-        return (ASTNode) new BooleanLiteralNode(ctx.getText());
+        return super.visitBooleanLiteral(ctx);
     }
 
     @Override
     public ASTNode visitCharLiteral(SimpleJavaParser.CharLiteralContext ctx) {
-        return (ASTNode) new CharLiteralNode(ctx.getText());
+        return super.visitCharLiteral(ctx);
     }
 }

src/main/java/semantic/SemanticAnalyzer.java

@@ -146,6 +146,9 @@ public class SemanticAnalyzer implements SemanticVisitor {
     @Override
     public TypeCheckResult analyze(AssignmentStatementNode assignmentStatementNode) {
         boolean valid = true;
+        BinaryExpressionNode binaryExpressionNode = assignmentStatementNode.expression;
+        var result = binaryExpressionNode.accept(this);
+         valid = valid && result.isValid();
         return new TypeCheckResult(valid, null);
     }
 

src/main/resources/CompilerInput.java

@@ -4,10 +4,6 @@ public class Example {
 
     public static int testMethod(char x){
 
-        a = 12;
-
-        a = x;
-
     }
 
 }