Chore: Drop xerrors dependency (#26718)

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

Chore: Drop xerrors dependency (#26718)
Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>
16c185c3 · Arve Knudsen · GitHub · 5a6afd90 · 16c185c3 · 16c185c3
Commit 16c185c3 authored Jul 31, 2020 by Arve Knudsen Committed by GitHub Jul 31, 2020
20 changed files
--- a/go.mod
+++ b/go.mod
@@ -81,7 +81,6 @@ require (
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
 	golang.org/x/sync v0.0.0-20200625203802-6e8e738ad208
 	golang.org/x/tools v0.0.0-20200708183856-df98bc6d456c // indirect
-	golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543
 	google.golang.org/grpc v1.29.1
 	gopkg.in/alexcesaro/quotedprintable.v3 v3.0.0-20150716171945-2caba252f4dc // indirect
 	gopkg.in/asn1-ber.v1 v1.0.0-20181015200546-f715ec2f112d // indirect

--- a/go.sum
+++ b/go.sum
@@ -72,6 +72,7 @@ github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5P
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
+github.com/codahale/hdrhistogram v0.0.0-20161010025455-3a0bb77429bd h1:qMd81Ts1T2OTKmB4acZcyKaMtRnY5Y44NuXGX2GFJ1w=
 github.com/codahale/hdrhistogram v0.0.0-20161010025455-3a0bb77429bd/go.mod h1:sE/e/2PUdi/liOCUjSTXgM1o87ZssimdTWN964YiIeI=
 github.com/couchbase/gomemcached v0.0.0-20190515232915-c4b4ca0eb21d/go.mod h1:srVSlQLB8iXBVXHgnqemxUXqN6FCvClgCMPCsjBDR7c=
 github.com/couchbase/goutils v0.0.0-20190315194238-f9d42b11473b/go.mod h1:BQwMFlJzDjFDG3DJUdU0KORxn88UlsOULuxLExMh3Hs=
@@ -90,21 +91,26 @@ github.com/deepmap/oapi-codegen v1.3.6 h1:Wj44p9A0V0PJ+AUg0BWdyGcsS1LY18U+0rCuPQ
 github.com/deepmap/oapi-codegen v1.3.6/go.mod h1:aBozjEveG+33xPiP55Iw/XbVkhtZHEGLq3nxlX0+hfU=
 github.com/denisenkom/go-mssqldb v0.0.0-20200620013148-b91950f658ec h1:NfhRXXFDPxcF5Cwo06DzeIaE7uuJtAUhsDwH3LNsjos=
 github.com/denisenkom/go-mssqldb v0.0.0-20200620013148-b91950f658ec/go.mod h1:xbL0rPBG9cCiLr28tMa8zpbdarY27NDyej4t/EjAShU=
+github.com/dgrijalva/jwt-go v3.2.0+incompatible h1:7qlOGliEKZXTDg6OTjfoBKDXWrumCAMpl/TFQ4/5kLM=
 github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
 github.com/edsrzf/mmap-go v1.0.0/go.mod h1:YO35OhQPt3KJa3ryjFM5Bs14WD66h8eGKpfaBNrHW5M=
 github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
+github.com/facebookgo/ensure v0.0.0-20160127193407-b4ab57deab51 h1:0JZ+dUmQeA8IIVUMzysrX4/AKuQwWhV2dYQuPZdvdSQ=
 github.com/facebookgo/ensure v0.0.0-20160127193407-b4ab57deab51/go.mod h1:Yg+htXGokKKdzcwhuNDwVvN+uBxDGXJ7G/VN1d8fa64=
 github.com/facebookgo/inject v0.0.0-20180706035515-f23751cae28b h1:V6c4/dSTNhSaNn4c5ulbakfv277qCvs7byFYv7P83iQ=
 github.com/facebookgo/inject v0.0.0-20180706035515-f23751cae28b/go.mod h1:oO8UHw+fDHjDsk4CTy/E96WDzFUYozAtBAaGNoVL0+c=
+github.com/facebookgo/stack v0.0.0-20160209184415-751773369052 h1:JWuenKqqX8nojtoVVWjGfOF9635RETekkoH6Cc9SX0A=
 github.com/facebookgo/stack v0.0.0-20160209184415-751773369052/go.mod h1:UbMTZqLaRiH3MsBH8va0n7s1pQYcu3uTb8G4tygF4Zg=
 github.com/facebookgo/structtag v0.0.0-20150214074306-217e25fb9691 h1:KnnwHN59Jxec0htA2pe/i0/WI9vxXLQifdhBrP3lqcQ=
 github.com/facebookgo/structtag v0.0.0-20150214074306-217e25fb9691/go.mod h1:sKLL1iua/0etWfo/nPCmyz+v2XDMXy+Ho53W7RAuZNY=
+github.com/facebookgo/subset v0.0.0-20150612182917-8dac2c3c4870 h1:E2s37DuLxFhQDg5gKsWoLBOB0n+ZW8s599zru8FJ2/Y=
 github.com/facebookgo/subset v0.0.0-20150612182917-8dac2c3c4870/go.mod h1:5tD+neXqOorC30/tWg0LCSkrqj/AR6gu8yY8/fpw1q0=
 github.com/fatih/color v1.7.0 h1:DkWD4oS2D8LGGgTQ6IvwJJXSL5Vp2ffcQg58nFV38Ys=
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
+github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/getkin/kin-openapi v0.2.0/go.mod h1:V1z9xl9oF5Wt7v32ne4FmiF1alpS4dM6mNzoywPOXlk=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
@@ -129,6 +135,7 @@ github.com/go-sql-driver/mysql v1.5.0 h1:ozyZYNQW3x3HtqT1jira07DN2PArx2v7/mN66gG
 github.com/go-sql-driver/mysql v1.5.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
 github.com/go-stack/stack v1.8.0 h1:5SgMzNM5HxrEjV0ww2lTmX6E2Izsfxas4+YHWRs3Lsk=
 github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
+github.com/go-xorm/sqlfiddle v0.0.0-20180821085327-62ce714f951a h1:9wScpmSP5A3Bk8V3XHWUcJmYTh+ZnlHVyc+A4oZYS3Y=
 github.com/go-xorm/sqlfiddle v0.0.0-20180821085327-62ce714f951a/go.mod h1:56xuuqnHyryaerycW3BfssRdxQstACi0Epw/yC5E2xM=
 github.com/gobwas/glob v0.2.3 h1:A4xDbljILXROh+kObIiy5kIaPYD8e96x1tgBhUI5J+Y=
 github.com/gobwas/glob v0.2.3/go.mod h1:d3Ez4x06l9bZtSvzIay5+Yzi0fmZzPgnTbPcKjJAkT8=
@@ -195,6 +202,7 @@ github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+
 github.com/googleapis/gax-go/v2 v2.0.5/go.mod h1:DWXyrwAJ9X0FpwwEdw+IPEYBICEFu5mhpdKc/us6bOk=
 github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
 github.com/gopherjs/gopherjs v0.0.0-20181103185306-d547d1d9531e/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
+github.com/gopherjs/gopherjs v0.0.0-20190430165422-3e4dfb77656c h1:7lF+Vz0LqiRidnzC1Oq86fpX1q/iEv2KJdrCtttYjT4=
 github.com/gopherjs/gopherjs v0.0.0-20190430165422-3e4dfb77656c/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
 github.com/gorilla/websocket v1.4.2 h1:+/TMaTYc4QFitKJxsQ7Yye35DkWvkdLcvGKqM+x0Ufc=
 github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
@@ -220,6 +228,7 @@ github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ
 github.com/hashicorp/yamux v0.0.0-20180604194846-3520598351bb/go.mod h1:+NfK9FKeTrX5uv1uIXGdwYDTeHna2qgaIlx54MXqjAM=
 github.com/hashicorp/yamux v0.0.0-20181012175058-2f1d1f20f75d h1:kJCB4vdITiW1eC1vq2e6IsrXKrZit1bv/TDYFGMp4BQ=
 github.com/hashicorp/yamux v0.0.0-20181012175058-2f1d1f20f75d/go.mod h1:+NfK9FKeTrX5uv1uIXGdwYDTeHna2qgaIlx54MXqjAM=
+github.com/hpcloud/tail v1.0.0 h1:nfCOvKYfkgYP8hkirhJocXT2+zOD8yUNjXaWfTlyFKI=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
 github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
 github.com/igm/sockjs-go/v3 v3.0.0 h1:4wLoB9WCnQ8RI87cmqUH778ACDFVmRpkKRCWBeuc+Ww=
@@ -230,6 +239,7 @@ github.com/influxdata/influxdb-client-go v1.3.0 h1:R3hLAFtbXCCsPNjlRY8CD66B2ROYW
 github.com/influxdata/influxdb-client-go v1.3.0/go.mod h1:S+oZsPivqbcP1S9ur+T+QqXvrYS3NCZeMQtBoH4D1dw=
 github.com/influxdata/line-protocol v0.0.0-20200327222509-2487e7298839 h1:W9WBk7wlPfJLvMCdtV4zPulc4uCPrlywQOmbFOhgQNU=
 github.com/influxdata/line-protocol v0.0.0-20200327222509-2487e7298839/go.mod h1:xaLFMmpvUxqXtVkUJfg9QmT88cDaCJ3ZKgdZ78oO8Qo=
+github.com/jhump/protoreflect v1.6.0 h1:h5jfMVslIg6l29nsMs0D8Wj17RDVdNYti0vDN/PZZoE=
 github.com/jhump/protoreflect v1.6.0/go.mod h1:eaTn3RZAmMBcV0fifFvlm6VHNz3wSkYyXYWUh7ymB74=
 github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af h1:pmfjZENx5imkbgOkpRUYLnmbU7UEFbjtDA2hxJ1ichM=
 github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
@@ -248,6 +258,7 @@ github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7V
 github.com/jung-kurt/gofpdf v1.0.0/go.mod h1:7Id9E/uU8ce6rXgefFLlgrJj/GYY22cpxn+r32jIOes=
 github.com/jung-kurt/gofpdf v1.10.1 h1:mbprTswkr0n86clAmJ4NGCFC4fdGySCAshWzrYb3xbE=
 github.com/jung-kurt/gofpdf v1.10.1/go.mod h1:s/VXv+TdctEOx2wCEguezYaR7f0OwUAd6H9VGfRkcSs=
+github.com/k0kubun/colorstring v0.0.0-20150214042306-9440f1994b88 h1:uC1QfSlInpQF+M0ao65imhwqKnz3Q2z/d8PWZRMQvDM=
 github.com/k0kubun/colorstring v0.0.0-20150214042306-9440f1994b88/go.mod h1:3w7q1U84EfirKl04SVQ/s7nPm1ZPhiXd34z40TNz36k=
 github.com/kisielk/errcheck v1.1.0/go.mod h1:EZBBE59ingxPouuu3KfxchcWSUPOHkagtvWXihfKN4Q=
 github.com/kisielk/errcheck v1.2.0/go.mod h1:/BMXB+zMLi60iA8Vv6Ksmxu/1UDYcXs4uQLJ+jE2L00=
@@ -258,8 +269,10 @@ github.com/klauspost/cpuid v1.2.0 h1:NMpwD2G9JSFOE1/TJjGSo5zG7Yb2bTe7eq1jH+irmeE
 github.com/klauspost/cpuid v1.2.0/go.mod h1:Pj4uuM528wm8OyEC2QMXAi2YiTZ96dNQPGgoMS4s3ek=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
+github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
+github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/labstack/echo/v4 v4.1.11 h1:z0BZoArY4FqdpUEl+wlHp4hnr/oSR6MTmQmv8OHSoww=
 github.com/labstack/echo/v4 v4.1.11/go.mod h1:i541M3Fj6f76NZtHSj7TXnyM8n2gaodfvfxNnFqi74g=
@@ -294,6 +307,7 @@ github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0j
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
 github.com/mitchellh/go-testing-interface v0.0.0-20171004221916-a61a99592b77 h1:7GoSOOW2jpsfkntVKaS2rAr1TJqfcxotyaUcuxoZSzg=
 github.com/mitchellh/go-testing-interface v0.0.0-20171004221916-a61a99592b77/go.mod h1:kRemZodwjscx+RGhAo8eIhFbs2+BFgRtFPeD/KE+zxI=
+github.com/mitchellh/reflectwalk v1.0.1 h1:FVzMWA5RllMAKIdUSC8mdWo3XtwoecrH79BY70sEEpE=
 github.com/mitchellh/reflectwalk v1.0.1/go.mod h1:mSTlrgnPZtwu0c4WaC2kGObEpuNDbx0jmZXqmk4esnw=
 github.com/mna/redisc v1.1.7 h1:FdmtJsfTjoIjNXiQf4ozgNjuE+zxWH+fJSe+I/dD4vc=
 github.com/mna/redisc v1.1.7/go.mod h1:GXeOb7zyYKiT+K8MKdIiJvuv7MfhDoQGcuzfiJQmqQI=
@@ -310,8 +324,10 @@ github.com/olekukonko/tablewriter v0.0.4 h1:vHD/YYe1Wolo78koG299f7V/VAS08c6IpCLn
 github.com/olekukonko/tablewriter v0.0.4/go.mod h1:zq6QwlOf5SlnkVbMSr5EoBv3636FWnp+qbPhuoO21uA=
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
+github.com/onsi/ginkgo v1.8.0 h1:VkHVNpR4iVnU8XQR6DBm8BqYjN7CRzw+xKUbVVbbW9w=
 github.com/onsi/ginkgo v1.8.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/gomega v1.4.3/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
+github.com/onsi/gomega v1.5.0 h1:izbySO9zDPmjJ8rDjLvkA2zJHIo+HkYXHnf7eN7SSyo=
 github.com/onsi/gomega v1.5.0/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
 github.com/opentracing/opentracing-go v1.1.0 h1:pWlfV3Bxv7k65HYwkikxat0+s3pV4bsqf19k25Ur8rU=
 github.com/opentracing/opentracing-go v1.1.0/go.mod h1:UkNAQd3GIcIGf0SeVgPpRdFStlNbqXla1AfSYxPUl2o=
@@ -412,11 +428,13 @@ github.com/yudai/gojsondiff v1.0.0 h1:27cbfqXLVEJ1o8I6v3y9lg8Ydm53EKqHXAOMxEGlCO
 github.com/yudai/gojsondiff v1.0.0/go.mod h1:AY32+k2cwILAkW1fbgxQ5mUmMiZFgLIV+FBNExI05xg=
 github.com/yudai/golcs v0.0.0-20170316035057-ecda9a501e82 h1:BHyfKlQyqbsFN5p3IfnEUduWvb9is428/nNb5L3U01M=
 github.com/yudai/golcs v0.0.0-20170316035057-ecda9a501e82/go.mod h1:lgjkn3NuSvDfVJdfcVVdX+jpBxNmX4rDAzaS45IcYoM=
+github.com/yudai/pp v2.0.1+incompatible h1:Q4//iY4pNF6yPLZIigmvcl7k/bPgrcTPIFIcmawg5bI=
 github.com/yudai/pp v2.0.1+incompatible/go.mod h1:PuxR/8QJ7cyCkFp/aUDS+JY727OFEZkTdatxwunjIkc=
 github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/zenazn/goji v0.9.1-0.20160507202103-64eb34159fe5/go.mod h1:7S9M489iMyHBNxwZnk9/EHS098H4/F6TATF2mIxtB1Q=
+github.com/ziutek/mymysql v1.5.4 h1:GB0qdRGsTwQSBVYuVShFBKaXSnSnYYC2d9knnE1LHFs=
 github.com/ziutek/mymysql v1.5.4/go.mod h1:LMSpPZ6DbqWFxNCHW77HeMg9I646SAhApZ/wKdgO/C0=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
@@ -461,6 +479,7 @@ golang.org/x/lint v0.0.0-20190909230951-414d861bb4ac/go.mod h1:6SW0HCj/g11FgYtHl
 golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
 golang.org/x/lint v0.0.0-20191125180803-fdd1cda4f05f/go.mod h1:5qLYkcX4OjUUV8bRuDixDT3tpyyb+LUpUlRWLxfhWrs=
 golang.org/x/lint v0.0.0-20200130185559-910be7a94367/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
+golang.org/x/lint v0.0.0-20200302205851-738671d3881b h1:Wh+f8QHJXR411sJR8/vRBTZ7YapZaRvUcLFFJhusH0k=
 golang.org/x/lint v0.0.0-20200302205851-738671d3881b/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
 golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6/go.mod h1:z+o9i4GpDbdi3rU15maQ/Ox0txvL9dWGYEHz965HBQE=
 golang.org/x/mobile v0.0.0-20190719004257-d2bd2a29d028/go.mod h1:E/iHnbuqvinMTCcRqshq8CkpyQDoeVncDDYHnLhea+o=
@@ -469,6 +488,7 @@ golang.org/x/mod v0.1.0/go.mod h1:0QHyrYULN0/3qlju5TqG8bIK38QM8yzMo5ekMj3DlcY=
 golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
 golang.org/x/mod v0.1.1-0.20191107180719-034126e5016b/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
+golang.org/x/mod v0.3.0 h1:RM4zey1++hCTbCVQfnWeKs9/IEsaBLA8vTkd0WVtmH4=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/net v0.0.0-20180530234432-1e491301e022/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -604,6 +624,7 @@ golang.org/x/tools v0.0.0-20200331025713-a30bf2db82d4/go.mod h1:Sl4aGygMT6LrqrWc
 golang.org/x/tools v0.0.0-20200501065659-ab2804fb9c9d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200512131952-2bc93b1c0c88/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200626171337-aa94e735be7f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
+golang.org/x/tools v0.0.0-20200708183856-df98bc6d456c h1:Jt8nybBNSGn80qEV8fQLwCam6RQeX4dsxit8if67Sfc=
 golang.org/x/tools v0.0.0-20200708183856-df98bc6d456c/go.mod h1:njjCfa9FT2d7l9Bc6FUM5FLjQPp3cFF28FI3qnDFljA=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -629,6 +650,7 @@ google.golang.org/appengine v1.5.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7
 google.golang.org/appengine v1.6.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/appengine v1.6.1/go.mod h1:i06prIuMbXzDqacNJfV5OdTW448YApPu5ww/cMBSeb0=
 google.golang.org/appengine v1.6.5/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
+google.golang.org/appengine v1.6.6 h1:lMO5rYAqUxkmaj76jAkRUvt5JZgFymx/+Q5Mzfivuhc=
 google.golang.org/appengine v1.6.6/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
 google.golang.org/genproto v0.0.0-20170818010345-ee236bd376b0/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
@@ -682,14 +704,17 @@ google.golang.org/protobuf v1.24.0/go.mod h1:r/3tXBNzIEhYS9I1OUVjXDlt8tc493IdKGj
 google.golang.org/protobuf v1.25.0 h1:Ejskq+SyPohKW+1uil0JJMtmHCgJPJ/qWTxr8qp+R4c=
 google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
 gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
+gopkg.in/alexcesaro/quotedprintable.v3 v3.0.0-20150716171945-2caba252f4dc h1:2gGKlE2+asNV9m7xrywl36YYNnBG5ZQ0r/BOOxqPpmk=
 gopkg.in/alexcesaro/quotedprintable.v3 v3.0.0-20150716171945-2caba252f4dc/go.mod h1:m7x9LTH6d71AHyAX77c9yqWCCa3UKHcVEj9y7hAtKDk=
 gopkg.in/asn1-ber.v1 v1.0.0-20181015200546-f715ec2f112d h1:TxyelI5cVkbREznMhfzycHdkp5cLA7DpE+GKjSslYhM=
 gopkg.in/asn1-ber.v1 v1.0.0-20181015200546-f715ec2f112d/go.mod h1:cuepJuh7vyXfUyUwEgHQXw849cJrilpS5NeIjOWESAw=
 gopkg.in/bufio.v1 v1.0.0-20140618132640-567b2bfa514e/go.mod h1:xsQCaysVCudhrYTfzYWe577fCe7Ceci+6qjO2Rdc0Z4=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
+gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
 gopkg.in/ini.v1 v1.46.0 h1:VeDZbLYGaupuvIrsYCEOe/L/2Pcs5n7hdO1ZTjporag=
 gopkg.in/ini.v1 v1.46.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
@@ -705,6 +730,7 @@ gopkg.in/redis.v5 v5.2.9 h1:MNZYOLPomQzZMfpN3ZtD1uyJ2IDonTTlxYiV/pEApiw=
 gopkg.in/redis.v5 v5.2.9/go.mod h1:6gtv0/+A4iM08kdRfocWYB3bLX2tebpNtfKlFT6H4mY=
 gopkg.in/square/go-jose.v2 v2.4.1 h1:H0TmLt7/KmzlrDOpa1F+zr0Tk90PbJYBfsVUmRLrf9Y=
 gopkg.in/square/go-jose.v2 v2.4.1/go.mod h1:M9dMgbHiYLoDGQrXy7OpJDJWiKiU//h+vD76mk0e1AI=
+gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

--- a/pkg/cmd/grafana-cli/commands/install_command.go
+++ b/pkg/cmd/grafana-cli/commands/install_command.go
@@ -17,7 +17,6 @@ import (
 	"github.com/fatih/color"
 	"github.com/grafana/grafana/pkg/cmd/grafana-cli/utils"
 	"github.com/grafana/grafana/pkg/util/errutil"
-	"golang.org/x/xerrors"

 	"github.com/grafana/grafana/pkg/cmd/grafana-cli/logger"
 	"github.com/grafana/grafana/pkg/cmd/grafana-cli/models"
@@ -180,7 +179,7 @@ func SelectVersion(plugin *models.Plugin, version string) (*models.Version, erro

 	latestForArch := latestSupportedVersion(plugin)
 	if latestForArch == nil {
-		return nil, xerrors.New("plugin is not supported on your architecture and OS.")
+		return nil, fmt.Errorf("plugin is not supported on your architecture and OS")
 	}

 	if version == "" {
@@ -194,11 +193,13 @@ func SelectVersion(plugin *models.Plugin, version string) (*models.Version, erro
 	}

 	if len(ver.Version) == 0 {
-		return nil, xerrors.New("could not find the version you're looking for")
+		return nil, fmt.Errorf("could not find the version you're looking for")
 	}

 	if !supportsCurrentArch(&ver) {
-		return nil, xerrors.Errorf("the version you want is not supported on your architecture and OS. Latest suitable version is %s", latestForArch.Version)
+		return nil, fmt.Errorf(
+			"the version you want is not supported on your architecture and OS, latest suitable version is %s",
+			latestForArch.Version)
 	}

 	return &ver, nil
@@ -209,7 +210,7 @@ func RemoveGitBuildFromName(pluginName, filename string) string {
 	return r.ReplaceAllString(filename, pluginName+"/")
 }

-var permissionsDeniedMessage = "Could not create %s. Permission denied. Make sure you have write access to plugindir"
+const permissionsDeniedMessage = "could not create %q, permission denied, make sure you have write access to plugin dir"

 func extractFiles(archiveFile string, pluginName string, filePath string, allowSymlinks bool) error {
 	logger.Debugf("Extracting archive %v to %v...\n", archiveFile, filePath)
@@ -221,7 +222,8 @@ func extractFiles(archiveFile string, pluginName string, filePath string, allowS
 	for _, zf := range r.File {
 		newFileName := RemoveGitBuildFromName(pluginName, zf.Name)
 		if !isPathSafe(newFileName, filepath.Join(filePath, pluginName)) {
-			return xerrors.Errorf("filepath: %q tries to write outside of plugin directory: %q. This can be a security risk.", zf.Name, path.Join(filePath, pluginName))
+			return fmt.Errorf("filepath: %q tries to write outside of plugin directory: %q, this can be a security risk",
+				zf.Name, filepath.Join(filePath, pluginName))
 		}
 		newFile := path.Join(filePath, newFileName)

@@ -285,12 +287,12 @@ func extractFile(file *zip.File, filePath string) (err error) {
 	dst, err := os.OpenFile(filePath, os.O_RDWR|os.O_CREATE|os.O_TRUNC, fileMode)
 	if err != nil {
 		if os.IsPermission(err) {
-			return xerrors.Errorf(permissionsDeniedMessage, filePath)
+			return fmt.Errorf(permissionsDeniedMessage, filePath)
 		}

-		unwrappedError := xerrors.Unwrap(err)
+		unwrappedError := errors.Unwrap(err)
 		if unwrappedError != nil && strings.EqualFold(unwrappedError.Error(), "text file busy") {
-			return fmt.Errorf("file %s is in use. Please stop Grafana, install the plugin and restart Grafana", filePath)
+			return fmt.Errorf("file %q is in use - please stop Grafana, install the plugin and restart Grafana", filePath)
 		}

 		return errutil.Wrap("failed to open file", err)

--- a/pkg/cmd/grafana-cli/services/api_client.go
+++ b/pkg/cmd/grafana-cli/services/api_client.go
@@ -16,7 +16,6 @@ import (
 	"github.com/grafana/grafana/pkg/cmd/grafana-cli/logger"
 	"github.com/grafana/grafana/pkg/cmd/grafana-cli/models"
 	"github.com/grafana/grafana/pkg/util/errutil"
-	"golang.org/x/xerrors"
 )

 type GrafanaComClient struct {
@@ -78,7 +77,7 @@ func (client *GrafanaComClient) DownloadFile(pluginName string, tmpFile *os.File
 				client.retryCount = 0
 				failure := fmt.Sprintf("%v", r)
 				if failure == "runtime error: makeslice: len out of range" {
-					err = xerrors.New("Corrupt http response from source. Please try again")
+					err = fmt.Errorf("corrupt HTTP response from source, please try again")
 				} else {
 					panic(r)
 				}
@@ -101,7 +100,7 @@ func (client *GrafanaComClient) DownloadFile(pluginName string, tmpFile *os.File
 	}
 	w.Flush()
 	if len(checksum) > 0 && checksum != fmt.Sprintf("%x", h.Sum(nil)) {
-		return xerrors.New("Expected MD5 checksum does not match the downloaded archive. Please contact security@grafana.com.")
+		return fmt.Errorf("expected MD5 checksum does not match the downloaded archive - please contact security@grafana.com")
 	}
 	return nil
 }

--- a/pkg/cmd/grafana-cli/utils/grafana_path.go
+++ b/pkg/cmd/grafana-cli/utils/grafana_path.go
@@ -6,7 +6,7 @@ import (
 	"path/filepath"

 	"github.com/grafana/grafana/pkg/cmd/grafana-cli/logger"
-	"golang.org/x/xerrors"
+	"github.com/grafana/grafana/pkg/util/errutil"
 )

 func GetGrafanaPluginDir(currentOS string) string {
@@ -23,7 +23,7 @@ func GetGrafanaPluginDir(currentOS string) string {
 func getGrafanaRoot() (string, error) {
 	ex, err := os.Executable()
 	if err != nil {
-		return "", xerrors.New("Failed to get executable path")
+		return "", errutil.Wrap("failed to get executable path", err)
 	}
 	exPath := filepath.Dir(ex)
 	_, last := path.Split(exPath)

--- a/pkg/cmd/grafana-server/server.go
+++ b/pkg/cmd/grafana-server/server.go
@@ -2,6 +2,7 @@ package main

 import (
 	"context"
+	"errors"
 	"flag"
 	"fmt"
 	"io/ioutil"
@@ -40,7 +41,6 @@ import (
 	_ "github.com/grafana/grafana/pkg/services/sqlstore"
 	"github.com/grafana/grafana/pkg/setting"
 	"github.com/grafana/grafana/pkg/util/errutil"
-	"golang.org/x/xerrors"
 )

 // NewServer returns a new instance of Server.
@@ -147,7 +147,7 @@ func (s *Server) Run() (err error) {

 	defer func() {
 		s.log.Debug("Waiting on services...")
-		if waitErr := s.childRoutines.Wait(); waitErr != nil && !xerrors.Is(waitErr, context.Canceled) {
+		if waitErr := s.childRoutines.Wait(); waitErr != nil && !errors.Is(waitErr, context.Canceled) {
 			s.log.Error("A service failed", "err", waitErr)
 			if err == nil {
 				err = waitErr
@@ -169,7 +169,7 @@ func (s *Server) Shutdown(reason string) {
 	s.shutdownFn()

 	// wait for child routines
-	if err := s.childRoutines.Wait(); err != nil && !xerrors.Is(err, context.Canceled) {
+	if err := s.childRoutines.Wait(); err != nil && !errors.Is(err, context.Canceled) {
 		s.log.Error("Failed waiting for services to shutdown", "err", err)
 	}
 }

--- a/pkg/plugins/backendplugin/manager.go
+++ b/pkg/plugins/backendplugin/manager.go
@@ -19,7 +19,6 @@ import (
 	"github.com/grafana/grafana/pkg/setting"
 	"github.com/grafana/grafana/pkg/util/errutil"
 	"github.com/grafana/grafana/pkg/util/proxyutil"
-	"golang.org/x/xerrors"
 )

 var (
@@ -382,7 +381,7 @@ func restartKilledProcess(ctx context.Context, p Plugin) error {
 	for {
 		select {
 		case <-ctx.Done():
-			if err := ctx.Err(); err != nil && !xerrors.Is(err, context.Canceled) {
+			if err := ctx.Err(); err != nil && !errors.Is(err, context.Canceled) {
 				return err
 			}
 			return nil

--- a/pkg/plugins/plugins.go
+++ b/pkg/plugins/plugins.go
@@ -21,7 +21,6 @@ import (
 	"github.com/grafana/grafana/pkg/setting"
 	"github.com/grafana/grafana/pkg/util"
 	"github.com/grafana/grafana/pkg/util/errutil"
-	"golang.org/x/xerrors"
 )

 var (
@@ -193,11 +192,11 @@ func (pm *PluginManager) scan(pluginDir string, requireSigned bool) error {
 	}

 	if err := util.Walk(pluginDir, true, true, scanner.walker); err != nil {
-		if xerrors.Is(err, os.ErrNotExist) {
+		if errors.Is(err, os.ErrNotExist) {
 			pm.log.Debug("Couldn't scan directory since it doesn't exist", "pluginDir", pluginDir)
 			return nil
 		}
-		if xerrors.Is(err, os.ErrPermission) {
+		if errors.Is(err, os.ErrPermission) {
 			pm.log.Debug("Couldn't scan directory due to lack of permissions", "pluginDir", pluginDir)
 			return nil
 		}

--- a/pkg/services/alerting/engine.go
+++ b/pkg/services/alerting/engine.go
@@ -2,6 +2,7 @@ package alerting

 import (
 	"context"
+	"errors"
 	"fmt"
 	"time"

@@ -16,7 +17,6 @@ import (
 	"github.com/grafana/grafana/pkg/services/rendering"
 	"github.com/grafana/grafana/pkg/setting"
 	"golang.org/x/sync/errgroup"
-	"golang.org/x/xerrors"
 )

 // AlertEngine is the background process that
@@ -215,9 +215,9 @@ func (e *AlertEngine) processJob(attemptID int, attemptChan chan int, cancelChan
 		evalContext.Rule.State = evalContext.GetNewState()
 		if err := e.resultHandler.handle(evalContext); err != nil {
 			switch {
-			case xerrors.Is(err, context.Canceled):
+			case errors.Is(err, context.Canceled):
 				e.log.Debug("Result handler returned context.Canceled")
-			case xerrors.Is(err, context.DeadlineExceeded):
+			case errors.Is(err, context.DeadlineExceeded):
 				e.log.Debug("Result handler returned context.DeadlineExceeded")
 			default:
 				e.log.Error("Failed to handle result", "err", err)

--- a/pkg/services/alerting/extractor_test.go
+++ b/pkg/services/alerting/extractor_test.go
@@ -271,7 +271,7 @@ func TestAlertRuleExtraction(t *testing.T) {

 				Convey("Should fail on save", func() {
 					_, err := extractor.GetAlerts()
-					So(err.Error(), ShouldEqual, "Alert validation error: Panel id is not correct, alertName=Influxdb, panelId=1")
+					So(err.Error(), ShouldEqual, "alert validation error: Panel id is not correct, alertName=Influxdb, panelId=1")
 				})
 			})
 		})

--- a/pkg/services/alerting/notifiers/slack_test.go
+++ b/pkg/services/alerting/notifiers/slack_test.go
@@ -24,7 +24,7 @@ func TestSlackNotifier(t *testing.T) {
 				}

 				_, err = NewSlackNotifier(model)
-				So(err, ShouldBeError, "Alert validation error: Could not find url property in settings")
+				So(err, ShouldBeError, "alert validation error: Could not find url property in settings")
 			})

 			//nolint:goconst
@@ -157,7 +157,7 @@ func TestSlackNotifier(t *testing.T) {

 				_, err = NewSlackNotifier(model)

-				So(err, ShouldBeError, "Alert validation error: Recipient on invalid format: \"#open tsdb\"")
+				So(err, ShouldBeError, "alert validation error: Recipient on invalid format: \"#open tsdb\"")
 			})

 			Convey("with user recipient with spaces should return an error", func() {
@@ -177,7 +177,7 @@ func TestSlackNotifier(t *testing.T) {

 				_, err = NewSlackNotifier(model)

-				So(err, ShouldBeError, "Alert validation error: Recipient on invalid format: \"@user name\"")
+				So(err, ShouldBeError, "alert validation error: Recipient on invalid format: \"@user name\"")
 			})

 			Convey("with user recipient with uppercase letters should return an error", func() {
@@ -197,7 +197,7 @@ func TestSlackNotifier(t *testing.T) {

 				_, err = NewSlackNotifier(model)

-				So(err, ShouldBeError, "Alert validation error: Recipient on invalid format: \"@User\"")
+				So(err, ShouldBeError, "alert validation error: Recipient on invalid format: \"@User\"")
 			})

 			Convey("with Slack ID for recipient should work", func() {

--- a/pkg/services/alerting/result_handler.go
+++ b/pkg/services/alerting/result_handler.go
@@ -2,6 +2,7 @@ package alerting

 import (
 	"context"
+	"errors"
 	"time"

 	"github.com/grafana/grafana/pkg/bus"
@@ -9,7 +10,6 @@ import (
 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/infra/metrics"
 	"github.com/grafana/grafana/pkg/models"
-	"golang.org/x/xerrors"

 	"github.com/grafana/grafana/pkg/services/annotations"
 	"github.com/grafana/grafana/pkg/services/rendering"
@@ -101,9 +101,9 @@ func (handler *defaultResultHandler) handle(evalContext *EvalContext) error {

 	if err := handler.notifier.SendIfNeeded(evalContext); err != nil {
 		switch {
-		case xerrors.Is(err, context.Canceled):
+		case errors.Is(err, context.Canceled):
 			handler.log.Debug("handler.notifier.SendIfNeeded returned context.Canceled")
-		case xerrors.Is(err, context.DeadlineExceeded):
+		case errors.Is(err, context.DeadlineExceeded):
 			handler.log.Debug("handler.notifier.SendIfNeeded returned context.DeadlineExceeded")
 		default:
 			handler.log.Error("handler.notifier.SendIfNeeded failed", "err", err)

--- a/pkg/services/alerting/rule.go
+++ b/pkg/services/alerting/rule.go
@@ -66,10 +66,10 @@ func (e ValidationError) Error() string {
 	}

 	if e.Err != nil {
-		return fmt.Sprintf("Alert validation error: %s%s", e.Err.Error(), extraInfo)
+		return fmt.Sprintf("alert validation error: %s%s", e.Err.Error(), extraInfo)
 	}

-	return fmt.Sprintf("Alert validation error: %s", extraInfo)
+	return fmt.Sprintf("alert validation error: %s", extraInfo)
 }

 var (

--- a/pkg/services/alerting/rule_test.go
+++ b/pkg/services/alerting/rule_test.go
@@ -215,7 +215,7 @@ func TestAlertRuleModel(t *testing.T) {

 			_, err := NewRuleFromDBAlert(alert)
 			So(err, ShouldNotBeNil)
-			So(err.Error(), ShouldEqual, "Alert validation error: Neither id nor uid is specified in 'notifications' block, type assertion to string failed AlertId: 1 PanelId: 1 DashboardId: 1")
+			So(err.Error(), ShouldEqual, "alert validation error: Neither id nor uid is specified in 'notifications' block, type assertion to string failed AlertId: 1 PanelId: 1 DashboardId: 1")
 		})
 	})
 }
--- a/pkg/services/dashboards/dashboard_service_test.go
+++ b/pkg/services/dashboards/dashboard_service_test.go
 package dashboards

 import (
+	"fmt"
 	"testing"

 	"github.com/grafana/grafana/pkg/infra/log"
@@ -10,7 +11,6 @@ import (
 	"github.com/grafana/grafana/pkg/models"
 	"github.com/grafana/grafana/pkg/services/guardian"
 	. "github.com/smartystreets/goconvey/convey"
-	"golang.org/x/xerrors"
 )

 func TestDashboardService(t *testing.T) {
@@ -145,12 +145,12 @@ func TestDashboardService(t *testing.T) {
 				})

 				bus.AddHandler("test", func(cmd *models.ValidateDashboardAlertsCommand) error {
-					return xerrors.New("Alert validation error")
+					return fmt.Errorf("alert validation error")
 				})

 				dto.Dashboard = models.NewDashboard("Dash")
 				_, err := service.SaveDashboard(dto, false)
-				So(err.Error(), ShouldEqual, "Alert validation error")
+				So(err.Error(), ShouldEqual, "alert validation error")
 			})
 		})


--- a/pkg/services/ldap/settings.go
+++ b/pkg/services/ldap/settings.go
@@ -6,7 +6,6 @@ import (
 	"sync"

 	"github.com/BurntSushi/toml"
-	"golang.org/x/xerrors"

 	"github.com/grafana/grafana/pkg/infra/log"
 	"github.com/grafana/grafana/pkg/models"
@@ -136,7 +135,7 @@ func readConfig(configFile string) (*Config, error) {
 	}

 	if len(result.Servers) == 0 {
-		return nil, xerrors.New("LDAP enabled but no LDAP servers defined in config file")
+		return nil, fmt.Errorf("LDAP enabled but no LDAP servers defined in config file")
 	}

 	// set default org id
@@ -164,11 +163,11 @@ func assertNotEmptyCfg(val interface{}, propName string) error {
 	switch v := val.(type) {
 	case string:
 		if v == "" {
-			return xerrors.Errorf("LDAP config file is missing option: %v", propName)
+			return fmt.Errorf("LDAP config file is missing option: %q", propName)
 		}
 	case []string:
 		if len(v) == 0 {
-			return xerrors.Errorf("LDAP config file is missing option: %v", propName)
+			return fmt.Errorf("LDAP config file is missing option: %q", propName)
 		}
 	default:
 		fmt.Println("unknown")

--- a/pkg/services/provisioning/notifiers/config_reader_test.go
+++ b/pkg/services/provisioning/notifiers/config_reader_test.go
@@ -321,7 +321,7 @@ func TestNotificationAsConfig(t *testing.T) {
 			cfgProvider := &configReader{log: log.New("test logger")}
 			_, err := cfgProvider.readConfig(incorrectSettings)
 			So(err, ShouldNotBeNil)
-			So(err.Error(), ShouldEqual, "Alert validation error: Could not find url property in settings")
+			So(err.Error(), ShouldEqual, "alert validation error: Could not find url property in settings")
 		})
 	})
 }
--- a/pkg/util/errutil/errors.go
+++ b/pkg/util/errutil/errors.go
@@ -2,23 +2,18 @@ package errutil

 import (
 	"fmt"
-
-	"golang.org/x/xerrors"
 )

-// Wrap is a simple wrapper around Errorf that is doing error wrapping. You can read how that works in
-// https://godoc.org/golang.org/x/xerrors#Errorf but its API is very implicit which is a reason for this wrapper.
-// There is also a discussion (https://github.com/golang/go/issues/29934) where many comments make arguments for such
-// wrapper so hopefully it will be added in the standard lib later.
+// Wrap is a simple wrapper around fmt.Errorf that wraps errors.
 func Wrap(message string, err error) error {
 	if err == nil {
 		return nil
 	}

-	return xerrors.Errorf("%v: %w", message, err)
+	return fmt.Errorf("%v: %w", message, err)
 }

-// Wrapf is a simple wrapper around Errorf that is doing error wrapping
+// Wrapf is a simple wrapper around fmt.Errorf that wraps errors.
 // Wrapf allows you to send a format and args instead of just a message.
 func Wrapf(err error, message string, a ...interface{}) error {
 	if err == nil {

--- a/pkg/util/ip_address.go
+++ b/pkg/util/ip_address.go
@@ -12,7 +12,7 @@ import (
 func ParseIPAddress(input string) (string, error) {
 	addr, err := SplitHostPort(input)
 	if err != nil {
-		return "", errutil.Wrapf(err, "Failed to split network address '%s' by host and port",
+		return "", errutil.Wrapf(err, "failed to split network address %q by host and port",
 			input)
 	}


--- a/pkg/util/ip_address_test.go
+++ b/pkg/util/ip_address_test.go
 package util

 import (
+	"fmt"
 	"testing"

 	. "github.com/smartystreets/goconvey/convey"
-	"golang.org/x/xerrors"
 )

 func TestParseIPAddress(t *testing.T) {
@@ -28,16 +28,16 @@ func TestParseIPAddress(t *testing.T) {

 	Convey("Invalid address", t, func() {
 		_, err := ParseIPAddress("[::1")
-		So(err, ShouldBeError, xerrors.Errorf(
-			"Failed to split network address '[::1' by host and port: Malformed IPv6 address: '[::1'"))
+		So(err, ShouldBeError, fmt.Errorf(
+			`failed to split network address "[::1" by host and port: Malformed IPv6 address: '[::1'`))

 		_, err = ParseIPAddress("::1]")
-		So(err, ShouldBeError, xerrors.Errorf(
-			"Failed to split network address '::1]' by host and port: net.SplitHostPort failed for '::1]': address ::1]: too many colons in address"))
+		So(err, ShouldBeError, fmt.Errorf(
+			`failed to split network address "::1]" by host and port: net.SplitHostPort failed for '::1]': address ::1]: too many colons in address`))

 		_, err = ParseIPAddress("")
-		So(err, ShouldBeError, xerrors.Errorf(
-			"Failed to split network address '' by host and port: Input is empty"))
+		So(err, ShouldBeError, fmt.Errorf(
+			`failed to split network address "" by host and port: Input is empty`))
 	})

 	Convey("Loopback address", t, func() {