Introduction to recursive function

2 files changed, 17 insertions, 0 deletions

diff --git a/src/ast/nodes/BlockNode.java b/src/ast/nodes/BlockNode.java
index 2c85025..a38b4ea 100644
--- a/src/ast/nodes/BlockNode.java
+++ b/src/ast/nodes/BlockNode.java
@@ -3,6 +3,8 @@ package ast.nodes;
 import java.util.ArrayList;
 
 import ast.types.*;
+import semanticanalysis.SemanticError;
+import semanticanalysis.SymbolTable;
 
 /**
  * Node for `block` statement of the grammar.
@@ -14,6 +16,19 @@ public class BlockNode extends RootNode {
     }
 
     @Override
+    public ArrayList<SemanticError> checkSemantics(SymbolTable ST, int _nesting) {
+        ArrayList<SemanticError> errors = new ArrayList<SemanticError>();
+
+        // Check semantics for each child
+        for (Node child : childs) {
+            errors.addAll(child.checkSemantics(ST, _nesting));
+        }
+
+        return errors;
+    }
+
+
+    @Override
     public Type typeCheck() {
         return new VoidType();
     }
diff --git a/src/ast/nodes/FuncdefNode.java b/src/ast/nodes/FuncdefNode.java
index f3be1d9..4c8f92f 100644
--- a/src/ast/nodes/FuncdefNode.java
+++ b/src/ast/nodes/FuncdefNode.java
@@ -33,6 +33,8 @@ public class FuncdefNode implements Node {
 
         ST.add(HM);
 
+        ST.insert(this.name.toString(), this.block.typeCheck(), _nesting + 1, "");
+
         if (paramlist != null) {
             errors.addAll(paramlist.checkSemantics(ST, _nesting + 1));
         }