Clean up

compulim · compulim · commit 747f1029689a · 2025-10-29T08:01:25.000Z
diff --git a/packages/api-graph/src/private/Graph.ts b/packages/api-graph/src/private/Graph.ts
@@ -155,8 +155,11 @@ class Graph extends EventTarget {
     return stream.values();
   }
 
-  snapshot() {
-    return new Map(this.#graph);
+  /**
+   * Takes a snapshot of the current graph.
+   */
+  snapshot(): ReadonlyMap<Identifier, SlantNode> {
+    return Object.freeze(new Map(this.#graph));
   }
 
   /**

Original file line number	Diff line number	Diff line change
`@@ -155,8 +155,11 @@ class Graph extends EventTarget {`
`155`	`155`	`return stream.values();`
`156`	`156`	`}`
`157`	`157`
`158`		`- snapshot() {`
`159`		`- return new Map(this.#graph);`
	`158`	`+ /**`
	`159`	`+ * Takes a snapshot of the current graph.`
	`160`	`+ */`
	`161`	`+ snapshot(): ReadonlyMap<Identifier, SlantNode> {`
	`162`	`+ return Object.freeze(new Map(this.#graph));`
`160`	`163`	`}`
`161`	`164`
`162`	`165`	`/**`