implement constructor call, eval and genasm are still stubs

src/main/java/de/hsrm/compiler/Klang/nodes/expressions/ConstructorCall.java

@@ -0,0 +1,19 @@
+package de.hsrm.compiler.Klang.nodes.expressions;
+
+import de.hsrm.compiler.Klang.visitors.Visitor;
+
+public class ConstructorCall extends Expression {
+
+    public String structName;
+    public Expression[] args;
+
+    public ConstructorCall(String structName, Expression[] args) {
+        this.structName = structName;
+        this.args = args;
+    }
+
+    @Override
+    public <R> R welcome(Visitor<R> v) {
+        return v.visit(this);
+    }
+}