From: LE Manh Cuong <cuong.manhle.vn@gmail.com>
Date: Fri, 10 May 2019 08:32:24 +0000 (+0700)
Subject: errors: remove useless condition checking in Is
X-Git-Tag: go1.13beta1~327
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=c583104ee6331a6d006b493e85e0881d35164c93;p=gostls13.git

errors: remove useless condition checking in Is

golang.org/cl/175260 fixed Is panics if target is uncomparable. It did
add an useless condition checking whether target is comparable. Just
remove that condition.

Change-Id: I0a317056479638d209b0a0cbc7010c153558c087
Reviewed-on: https://go-review.googlesource.com/c/go/+/176497
Reviewed-by: Joan Lopez de la Franca Beltran <joanjan14@gmail.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
---

diff --git a/src/errors/wrap.go b/src/errors/wrap.go
index 69dd9464ec..b53caa6fc9 100644
--- a/src/errors/wrap.go
+++ b/src/errors/wrap.go
@@ -52,7 +52,7 @@ func Is(err, target error) bool {
 		return err == target
 	}
 
-	isComparable := target == nil || reflectlite.TypeOf(target).Comparable()
+	isComparable := reflectlite.TypeOf(target).Comparable()
 	for {
 		if isComparable && err == target {
 			return true