diff --git a/packages/core/hap.mjs b/packages/core/hap.mjs
index 169631c0..19576852 100644
--- a/packages/core/hap.mjs
+++ b/packages/core/hap.mjs
@@ -82,6 +82,10 @@ export class Hap {
       '(' + (this.whole == undefined ? '~' : this.whole.show()) + ', ' + this.part.show() + ', ' + this.value + ')'
     );
   }
+  
+  showWhole() {
+    return `${this.whole == undefined ? '~' : this.whole.show()}: ${this.value}`;
+  }
 
   combineContext(b) {
     const a = this;