exercise 1 completed

1.b now works
1.c implened error for "function takes N positional arguments but M were given"

1 files changed, 5 insertions, 0 deletions

diff --git a/src/ast/nodes/ParamlistNode.java b/src/ast/nodes/ParamlistNode.java
index 144eb13..0a9696f 100644
--- a/src/ast/nodes/ParamlistNode.java
+++ b/src/ast/nodes/ParamlistNode.java
@@ -10,6 +10,7 @@ import ast.types.*;
  * Node for the `param_list` statement of the grammar.
  */
 public class ParamlistNode implements Node {
+
     private ArrayList<Node> params;
 
     public ParamlistNode(ArrayList<Node> _params) {
@@ -27,6 +28,10 @@ public class ParamlistNode implements Node {
         return errors;
     }
 
+    public int getParamNumber() {
+        return params.size();
+    }
+
     @Override
     public Type typeCheck() {
         return new VoidType();