From 05a7a773fef013c27ead6cdd39f1cf8a3ad4a9c4 Mon Sep 17 00:00:00 2001
From: Alex Gleason <alex@alexgleason.me>
Date: Sat, 19 Aug 2023 12:37:42 -0500
Subject: [PATCH] getFilters: return immediately if filters are empty

---
 src/client.ts    | 1 +
 src/db/events.ts | 1 +
 2 files changed, 2 insertions(+)

diff --git a/src/client.ts b/src/client.ts
index e336116..0c55d64 100644
--- a/src/client.ts
+++ b/src/client.ts
@@ -29,6 +29,7 @@ function getPool(): Pool {
 
 /** Get events from a NIP-01 filter. */
 function getFilters<K extends number>(filters: Filter<K>[], opts: GetFiltersOpts = {}): Promise<Event<K>[]> {
+  if (!filters.length) return Promise.resolve([]);
   return new Promise((resolve) => {
     let tid: number;
     const results: Event[] = [];
diff --git a/src/db/events.ts b/src/db/events.ts
index 7910a40..bbe0d4b 100644
--- a/src/db/events.ts
+++ b/src/db/events.ts
@@ -108,6 +108,7 @@ async function getFilters<K extends number>(
   filters: DittoFilter<K>[],
   opts: GetFiltersOpts = {},
 ): Promise<Event<K>[]> {
+  if (!filters.length) return Promise.resolve([]);
   let query = filters.map(getFilterQuery).reduce((acc, curr) => acc.union(curr));
 
   if (typeof opts.limit === 'number') {