Update ToSqlVisitor.java

Author: CollinAlpert

src/main/java/lambda2sql/ToSqlVisitor.java

@@ -10,6 +10,7 @@ public class ToSqlVisitor implements ExpressionVisitor<StringBuilder> {
 
 	private StringBuilder sb = new StringBuilder();
 	private Expression body;
+	private ArrayList<ConstantExpression> parameters = new ArrayList<>();
 
 	@Override
 	public StringBuilder visit(BinaryExpression e) {
@@ -42,6 +43,7 @@ public StringBuilder visit(ConstantExpression e) {
 
 	@Override
 	public StringBuilder visit(InvocationExpression e) {
+		e.getArguments().stream().filter(x -> x instanceof ConstantExpression).forEach(x -> parameters.add((ConstantExpression) x));
 		return e.getTarget().accept(this);
 	}
 
@@ -60,6 +62,7 @@ public StringBuilder visit(MemberExpression e) {
 
 	@Override
 	public StringBuilder visit(ParameterExpression e) {
+		parameters.get(e.getIndex()).accept(this);
 		return sb;
 	}
 
@@ -69,4 +72,4 @@ public StringBuilder visit(UnaryExpression e) {
 		return e.getFirst().accept(this);
 	}
 
-}
+}