From 239832a74afffeea5324104f363b2eb3b39b7dfa Mon Sep 17 00:00:00 2001
From: "Tristan B. Velloza Kildaire" <deavmi@redxen.eu>
Date: Wed, 26 Jul 2023 16:19:49 +0200
Subject: [PATCH] Variable

- When calling `replace(Statement, Statement)`, if we hit the `variableAssignment` replacement check, first check and ensure it is not null`, try
---
 source/tlang/compiler/symbols/data.d | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/source/tlang/compiler/symbols/data.d b/source/tlang/compiler/symbols/data.d
index deb6f5b..6f7acef 100644
--- a/source/tlang/compiler/symbols/data.d
+++ b/source/tlang/compiler/symbols/data.d
@@ -508,11 +508,16 @@ public class Variable : TypedEntity, MStatementSearchable, MStatementReplaceable
             assignment = cast(VariableAssignment)that;
             return true;
         }
-        /* Recurse on the variable assignment */
-        else
+        /* Recurse on the variable assignment (if there is one) */
+        else if(assignment !is null)
         {
             return assignment.replace(thiz, that);
         }
+        /* Exhausted all possibilities */
+        else
+        {
+            return false;
+        }
     }
 
     /**