From c369b33b239fb3b3d365d51124bc5250d660c252 Mon Sep 17 00:00:00 2001
From: Tejas Manohar <me@tejas.io>
Date: Mon, 5 Oct 2015 17:51:26 -0500
Subject: [PATCH 1/2] app.silent option to turn off err logging

---
 lib/application.js  | 2 +-
 test/application.js | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/application.js b/lib/application.js
index e046726..268db39 100644
--- a/lib/application.js
+++ b/lib/application.js
@@ -165,7 +165,7 @@ app.onerror = function(err){
   assert(err instanceof Error, 'non-error thrown: ' + err);
 
   if (404 == err.status || err.expose) return;
-  if ('test' == this.env) return;
+  if (this.silent) return;
 
   var msg = err.stack || err.toString();
   console.error();
diff --git a/test/application.js b/test/application.js
index acdb9e4..97a1417 100644
--- a/test/application.js
+++ b/test/application.js
@@ -161,8 +161,9 @@ describe('app.onerror(err)', function(){
     done();
   })
 
-  it('should do nothing if env is test', function(done){
+  it('should do nothing if .silent', function(done){
     var app = koa();
+    app.silent = true;
     var err = new Error();
 
     var output = stderr.inspectSync(function() {

From 6c19c41c092781d8472c1ec4c42b58f5c2d836b9 Mon Sep 17 00:00:00 2001
From: Tejas Manohar <me@tejas.io>
Date: Thu, 8 Oct 2015 19:02:36 -0500
Subject: [PATCH 2/2] keep test env logging for backwards-compat

---
 lib/application.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/application.js b/lib/application.js
index 268db39..272bf9e 100644
--- a/lib/application.js
+++ b/lib/application.js
@@ -166,6 +166,8 @@ app.onerror = function(err){
 
   if (404 == err.status || err.expose) return;
   if (this.silent) return;
+  // DEPRECATE env-specific logging in v2
+  if ('test' == this.env) return;
 
   var msg = err.stack || err.toString();
   console.error();