tree fa64cef69b2f42ec09e06fa6d85a5f0229c03eaa
parent cf06b0c33cda11f4cb6e0151c9f7c0542fa3110f
author Vanja Pejovic <vanja@google.com> 1683058059 -0400
committer Damien Neil <dneil@google.com> 1683578228 +0000

encoding/protodelim: If UnmarshalFrom gets a bufio.Reader, try to reuse its buffer instead of creating a new one

When unmarshalling many messages, this reduces the amount of memory allocated and saves CPU time.

Change-Id: I440b8b223319ba2ed31ce559c125b1d640d5880c
Reviewed-on: https://go-review.googlesource.com/c/protobuf/+/491596
Reviewed-by: Joseph Tsai <joetsai@digital-static.net>
Reviewed-by: Lasse Folger <lassefolger@google.com>
Reviewed-by: Damien Neil <dneil@google.com>