From b6092b2a98151e9a8442718242c92220291127b1 Mon Sep 17 00:00:00 2001
From: Tony Garnock-Jones <tonyg@leastfixedpoint.com>
Date: Thu, 4 Apr 2024 15:52:52 +0200
Subject: [PATCH] Cosmetic

---
 packages/core/src/runtime/skeleton.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/core/src/runtime/skeleton.ts b/packages/core/src/runtime/skeleton.ts
index 55b5bba..548f23c 100644
--- a/packages/core/src/runtime/skeleton.ts
+++ b/packages/core/src/runtime/skeleton.ts
@@ -6,7 +6,7 @@ import { AnyValue, Assertion, Ref } from './actor.js';
 import { Bag, ChangeDescription } from './bag.js';
 import * as Stack from './stack.js';
 import * as P from '../gen/dataspacePatterns.js';
-import { Path, analysePattern, classOfCtor, classOfValue, step } from './pattern.js';
+import { Path, analysePattern, classOfCtor, classOfValue, step, Shape } from './pattern.js';
 
 enum EventType {
     ADDED = +1,
@@ -156,7 +156,7 @@ type Selector = [number, AnyValue];
 
 class Node<T> {
     readonly continuation: Continuation<T>;
-    readonly edges: KeyedDictionary<Ref, Selector, { [shape: string]: Node<T> }> = new KeyedDictionary();
+    readonly edges: KeyedDictionary<Ref, Selector, { [shape: Shape]: Node<T> }> = new KeyedDictionary();
 
     constructor(continuation: Continuation<T>) {
         this.continuation = continuation;