...

src/compiler/Generation/QBE/QBEWriter.cs

@@ -4,7 +4,7 @@ using Syntax.Typing.BoundNode;
 
 namespace Generation.QBE;
 
-public class QBEWriter
+internal class QBEWriter
 {
     private readonly StringBuilder _builder = new();
     private int _currentLine = -1;

src/compiler/Syntax/DefinitionTable.cs

@@ -15,7 +15,7 @@ public class DefinitionTable
         _syntaxTrees = syntaxTrees;
     }
 
-    public Optional<FuncDefinition> LookupFunc(string @namespace, string name)
+    public Optional<FuncDefinition> LookupFunction(string @namespace, string name)
     {
         var definition = _syntaxTrees
             .Where(c => c.Namespace == @namespace)
@@ -43,6 +43,13 @@ public class DefinitionTable
             .SelectMany(c => c.Definitions)
             .OfType<StructDefinitionNode>();
     }
+
+    public IEnumerable<FuncDefinition> GetFunctions()
+    {
+        return _syntaxTrees
+            .SelectMany(c => c.Definitions)
+            .OfType<FuncDefinition>();
+    }
 }
 
 public class BoundDefinitionTable
@@ -82,4 +89,11 @@ public class BoundDefinitionTable
             .SelectMany(c => c.Definitions)
             .OfType<BoundStructDefinitionNode>();
     }
+
+    public IEnumerable<BoundFuncDefinition> GetFunctions()
+    {
+        return _syntaxTrees
+            .SelectMany(c => c.Definitions)
+            .OfType<BoundFuncDefinition>();
+    }
 }

src/compiler/Syntax/Typing/Binder.cs

@@ -315,7 +315,7 @@ public static class Binder
     {
         NubType? type = null;
 
-        var definition = _definitionTable.LookupFunc(expression.Namespace.Or(_syntaxTree.Namespace), expression.Name);
+        var definition = _definitionTable.LookupFunction(expression.Namespace.Or(_syntaxTree.Namespace), expression.Name);
         if (definition.HasValue)
         {
             type = new NubFuncType(definition.Value.ReturnType, definition.Value.Parameters.Select(p => p.Type).ToList());