encode minor performance optimization

msgpack#172
buu700 · May 4, 2021 · 44db5ec · 44db5ec
1 parent c66d264
commit 44db5ec
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/encode.ts b/src/encode.ts
@@ -36,6 +36,7 @@ export type EncodeOptions<ContextType = undefined> = Partial<
   ContextOf<ContextType>;
 
 const defaultEncodeOptions: EncodeOptions = {};
+const defaultEncoder = new Encoder();
 
 /**
  * It encodes `value` in the MessagePack format and
@@ -47,7 +48,7 @@ export function encode<ContextType = undefined>(
   value: unknown,
   options: EncodeOptions<SplitUndefined<ContextType>> = defaultEncodeOptions as any,
 ): Uint8Array {
-  const encoder = new Encoder(
+  const encoder = !options ? defaultEncoder : new Encoder(
     options.extensionCodec,
     (options as typeof options & { context: any }).context,
     options.maxDepth,