fix: resolves #2294 (#2301)

wevm · May 23, 2024 · 36c55da · 36c55da
1 parent 601cb74
commit 36c55da
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diff --git a/.changeset/new-news-deny.md b/.changeset/new-news-deny.md
@@ -0,0 +1,5 @@
+---
+"viem": patch
+---
+
+Fixed `isAddress` cache.
diff --git a/src/utils/address/isAddress.ts b/src/utils/address/isAddress.ts
@@ -23,15 +23,16 @@ export function isAddress(
   options?: IsAddressOptions | undefined,
 ): address is Address {
   const { strict = true } = options ?? {}
+  const cacheKey = `${address}.${strict}`
 
-  if (isAddressCache.has(address)) return isAddressCache.get(address)!
+  if (isAddressCache.has(cacheKey)) return isAddressCache.get(cacheKey)!
 
   const result = (() => {
     if (!addressRegex.test(address)) return false
     if (address.toLowerCase() === address) return true
     if (strict) return checksumAddress(address as Address) === address
     return true
   })()
-  isAddressCache.set(address, result)
+  isAddressCache.set(cacheKey, result)
   return result
 }