1 files changed, 2 insertions, 0 deletions
diff --git a/src/engine/components/LambdaTerm.ts b/src/engine/components/LambdaTerm.ts
index 63e9889..5ac6215 100644
--- a/src/engine/components/LambdaTerm.ts
+++ b/src/engine/components/LambdaTerm.ts
@@ -1,7 +1,9 @@
 import { Component, ComponentNames } from ".";
+import { DebrujinifiedLambdaTerm } from "../../interpreter";
 
 export class LambdaTerm extends Component {
   public code: string;
+  public last: null | { data?: DebrujinifiedLambdaTerm; error?: any } = null;
 
   constructor(code: string) {
     super(ComponentNames.LambdaTerm);