From fda5e6d6fa7abfe974a58dfeeceb95a8165d1b63 Mon Sep 17 00:00:00 2001
From: Ahsun Ahmed <ahmed.ahsun@gmail.com>
Date: Thu, 21 Mar 2019 22:45:49 +0600
Subject: errors: return false if nil error is passed to As

Fixes #30970

Change-Id: I333676b55a2364e329fffeafca8fc57d45a0b84b
Reviewed-on: https://go-review.googlesource.com/c/go/+/168598
Reviewed-by: Marcel van Lohuizen <mpvl@golang.org>
Run-TryBot: Marcel van Lohuizen <mpvl@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
---
 src/errors/wrap_test.go | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/errors/wrap_test.go')

diff --git a/src/errors/wrap_test.go b/src/errors/wrap_test.go
index 657890c1a6..022f429c0c 100644
--- a/src/errors/wrap_test.go
+++ b/src/errors/wrap_test.go
@@ -90,6 +90,10 @@ func TestAs(t *testing.T) {
 		target interface{}
 		match  bool
 	}{{
+		nil,
+		&errP,
+		false,
+	}, {
 		wrapped{"pittied the fool", errorT{}},
 		&errT,
 		true,
-- 
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