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authordan <dan.abramov@gmail.com>2024-08-06 01:30:52 +0100
committerGitHub <noreply@github.com>2024-08-06 01:30:52 +0100
commit686d5ebb535710dd8c96aa694b4cd1f7913ff3fa (patch)
tree35ca7e7646d455468c97520b8cb972e8555fc3f2 /src/state/persisted/index.ts
parent966f6c511fff510fc011aa5c426c6b7eaf4f21ac (diff)
downloadvoidsky-686d5ebb535710dd8c96aa694b4cd1f7913ff3fa.tar.zst
[Persisted] Make broadcast subscriptions granular by key (#4874)
* Add fast path for guaranteed noop updates

* Change persisted.onUpdate() API to take a key

* Implement granular broadcast listeners
Diffstat (limited to 'src/state/persisted/index.ts')
-rw-r--r--src/state/persisted/index.ts5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/state/persisted/index.ts b/src/state/persisted/index.ts
index 95f814850..6f4beae2c 100644
--- a/src/state/persisted/index.ts
+++ b/src/state/persisted/index.ts
@@ -41,7 +41,10 @@ export async function write<K extends keyof Schema>(
 }
 write satisfies PersistedApi['write']
 
-export function onUpdate(_cb: () => void): () => void {
+export function onUpdate<K extends keyof Schema>(
+  _key: K,
+  _cb: (v: Schema[K]) => void,
+): () => void {
   return () => {}
 }
 onUpdate satisfies PersistedApi['onUpdate']