Add ability to configure log level

13 files changed, 183 insertions, 67 deletions

diff --git a/config/default.yaml b/config/default.yaml
index 07bb26d5f..3d0732069 100644
--- a/config/default.yaml
+++ b/config/default.yaml
@@ -24,6 +24,9 @@ storage:
   torrents: 'storage/torrents/'
   cache: 'storage/cache/'
 
+log:
+  level: 'debug' # debug/info/warning/error
+
 cache:
   previews:
     size: 1 # Max number of previews you want to cache
diff --git a/config/production.yaml.example b/config/production.yaml.example
index 985b25a52..69052fb26 100644
--- a/config/production.yaml.example
+++ b/config/production.yaml.example
@@ -25,6 +25,9 @@ storage:
   torrents: '/home/peertube/storage/torrents/'
   cache: '/home/peertube/storage/cache/'
 
+log:
+  level: 'debug' # debug/info/warning/error
+
 cache:
   previews:
     size: 100 # Max number of previews you want to cache
diff --git a/package.json b/package.json
index 23ea8928a..fcac1c7c2 100644
--- a/package.json
+++ b/package.json
@@ -89,7 +89,7 @@
     "uuid": "^3.1.0",
     "validator": "^9.0.0",
     "webfinger.js": "^2.6.6",
-    "winston": "^2.1.1",
+    "winston": "3.0.0-rc1",
     "ws": "^3.3.2"
   },
   "devDependencies": {
@@ -114,7 +114,6 @@
     "@types/supertest": "^2.0.3",
     "@types/validator": "^6.2.0",
     "@types/webtorrent": "^0.98.4",
-    "@types/winston": "^2.3.2",
     "@types/ws": "^3.0.2",
     "chai": "^4.1.1",
     "commander": "^2.9.0",
diff --git a/scripts/parse-log.ts b/scripts/parse-log.ts
index e2c42bf4c..7e804b3f9 100755
--- a/scripts/parse-log.ts
+++ b/scripts/parse-log.ts
@@ -2,34 +2,34 @@ import { createReadStream } from 'fs'
 import { join } from 'path'
 import { createInterface } from 'readline'
 import * as winston from 'winston'
+import { labelFormatter, loggerFormat, timestampFormatter } from '../server/helpers/logger'
 import { CONFIG } from '../server/initializers/constants'
 
-const label = CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT
-
-const logger = new winston.Logger({
+const logger = new winston.createLogger({
   transports: [
     new winston.transports.Console({
       level: 'debug',
-      label: label,
-      handleExceptions: true,
-      humanReadableUnhandledException: true,
-      json: false,
-      colorize: true,
-      prettyPrint: true,
-      stderrLevels: []
+      stderrLevels: [],
+      format: winston.format.combine(
+        timestampFormatter,
+        winston.format.splat(),
+        labelFormatter,
+        winston.format.colorize(),
+        loggerFormat
+      )
     })
   ],
   exitOnError: true
 })
 
 const logLevels = {
-  error: logger.error,
-  warn: logger.warn,
-  info: logger.info,
-  debug: logger.debug
+  error: logger.error.bind(logger),
+  warn: logger.warn.bind(logger),
+  info: logger.info.bind(logger),
+  debug: logger.debug.bind(logger)
 }
 
-const path = join(CONFIG.STORAGE.LOG_DIR, 'all-logs.log')
+const path = join(CONFIG.STORAGE.LOG_DIR, 'peertube.log')
 console.log('Opening %s.', path)
 
 const rl = createInterface({
@@ -38,11 +38,8 @@ const rl = createInterface({
 
 rl.on('line', line => {
   const log = JSON.parse(line)
-  const additionalInfo: any = {}
-
-  Object.keys(log).forEach(logKey => {
-    if (logKey !== 'message' && logKey !== 'level') additionalInfo[logKey] = log[logKey]
-  })
+  // Don't know why but loggerFormat does not remove splat key
+  Object.assign(log, { splat: undefined })
 
-  logLevels[log.level](log.message, additionalInfo)
+  logLevels[log.level](log)
 })
diff --git a/server.ts b/server.ts
index 99077a173..a138b6359 100644
--- a/server.ts
+++ b/server.ts
@@ -82,7 +82,7 @@ if (isTestInstance()) {
 
 // For the logger
 app.use(morgan('combined', {
-  stream: { write: logger.info }
+  stream: { write: logger.info.bind(logger) }
 }))
 // For body requests
 app.use(bodyParser.json({
diff --git a/server/helpers/core-utils.ts b/server/helpers/core-utils.ts
index 77547c528..65f18d644 100644
--- a/server/helpers/core-utils.ts
+++ b/server/helpers/core-utils.ts
@@ -50,6 +50,8 @@ function root () {
 
 // Thanks: https://stackoverflow.com/a/12034334
 function escapeHTML (stringParam) {
+  if (!stringParam) return ''
+
   const entityMap = {
     '&': '&',
     '<': '&lt;',
diff --git a/server/helpers/logger.ts b/server/helpers/logger.ts
index 2676133db..6a02f680a 100644
--- a/server/helpers/logger.ts
+++ b/server/helpers/logger.ts
@@ -9,26 +9,57 @@ const label = CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT
 // Create the directory if it does not exist
 mkdirp.sync(CONFIG.STORAGE.LOG_DIR)
 
-const logger = new winston.Logger({
+// Use object for better performances (~ O(1))
+const excludedKeys = {
+  level: true,
+  message: true,
+  splat: true,
+  timestamp: true,
+  label: true
+}
+function keysExcluder (key, value) {
+  return excludedKeys[key] === true ? undefined : value
+}
+
+const loggerFormat = winston.format.printf((info) => {
+  let additionalInfos = JSON.stringify(info, keysExcluder, 2)
+  if (additionalInfos === '{}') additionalInfos = ''
+
+  return `[${info.label}] ${info.timestamp} ${info.level}: ${info.message} ${additionalInfos}`
+})
+
+const timestampFormatter = winston.format.timestamp({
+  format: 'YYYY-MM-dd HH:mm:ss.SSS'
+})
+const labelFormatter = winston.format.label({
+  label
+})
+
+const logger = new winston.createLogger({
+  level: CONFIG.LOG.LEVEL,
   transports: [
     new winston.transports.File({
-      level: 'debug',
-      filename: path.join(CONFIG.STORAGE.LOG_DIR, 'all-logs.log'),
+      filename: path.join(CONFIG.STORAGE.LOG_DIR, 'peertube.log'),
       handleExceptions: true,
-      json: true,
       maxsize: 5242880,
       maxFiles: 5,
-      colorize: false,
-      prettyPrint: true
+      format: winston.format.combine(
+        timestampFormatter,
+        labelFormatter,
+        winston.format.splat(),
+        winston.format.json()
+      )
     }),
     new winston.transports.Console({
-      level: 'debug',
-      label: label,
       handleExceptions: true,
       humanReadableUnhandledException: true,
-      json: false,
-      colorize: true,
-      prettyPrint: true
+      format: winston.format.combine(
+        timestampFormatter,
+        winston.format.splat(),
+        labelFormatter,
+        winston.format.colorize(),
+        loggerFormat
+      )
     })
   ],
   exitOnError: true
@@ -36,4 +67,9 @@ const logger = new winston.Logger({
 
 // ---------------------------------------------------------------------------
 
-export { logger }
+export {
+  timestampFormatter,
+  labelFormatter,
+  loggerFormat,
+  logger
+}
diff --git a/server/initializers/checker.ts b/server/initializers/checker.ts
index 7cfbc123d..35fab244c 100644
--- a/server/initializers/checker.ts
+++ b/server/initializers/checker.ts
@@ -21,7 +21,7 @@ function checkMissedConfig () {
   const required = [ 'listen.port',
     'webserver.https', 'webserver.hostname', 'webserver.port',
     'database.hostname', 'database.port', 'database.suffix', 'database.username', 'database.password',
-    'storage.videos', 'storage.logs', 'storage.thumbnails', 'storage.previews', 'storage.torrents', 'storage.cache',
+    'storage.videos', 'storage.logs', 'storage.thumbnails', 'storage.previews', 'storage.torrents', 'storage.cache', 'log.level',
     'cache.previews.size', 'admin.email', 'signup.enabled', 'signup.limit', 'transcoding.enabled', 'transcoding.threads', 'user.video_quota'
   ]
   const miss: string[] = []
diff --git a/server/initializers/constants.ts b/server/initializers/constants.ts
index c10213890..cb043251a 100644
--- a/server/initializers/constants.ts
+++ b/server/initializers/constants.ts
@@ -113,6 +113,9 @@ const CONFIG = {
     URL: '',
     HOST: ''
   },
+  LOG: {
+    LEVEL: config.get<string>('log.level')
+  },
   ADMIN: {
     get EMAIL () { return config.get<string>('admin.email') }
   },
diff --git a/server/models/activitypub/actor-follow.ts b/server/models/activitypub/actor-follow.ts
index 416496607..a32f5f498 100644
--- a/server/models/activitypub/actor-follow.ts
+++ b/server/models/activitypub/actor-follow.ts
@@ -376,7 +376,7 @@ export class ActorFollowModel extends Model<ActorFollowModel> {
           [Sequelize.Op.lte]: 0
         }
       },
-      logger: false
+      logging: false
     }
 
     return ActorFollowModel.findAll(query)
diff --git a/server/tests/api/server/config.ts b/server/tests/api/server/config.ts
index 0aa0e2ec1..a1f8212bb 100644
--- a/server/tests/api/server/config.ts
+++ b/server/tests/api/server/config.ts
@@ -112,6 +112,8 @@ describe('Test config', function () {
   })
 
   it('Should have the configuration updated after a restart', async function () {
+    this.timeout(10000)
+
     killallServers([ server ])
 
     await reRunServer(server)
@@ -134,6 +136,8 @@ describe('Test config', function () {
   })
 
   it('Should remove the custom configuration', async function () {
+    this.timeout(10000)
+
     await deleteCustomConfig(server.url, server.accessToken)
 
     const res = await getCustomConfig(server.url, server.accessToken)
diff --git a/support/doc/production.md b/support/doc/production.md
index 0bdc36da1..d1ebbd291 100644
--- a/support/doc/production.md
+++ b/support/doc/production.md
@@ -247,6 +247,12 @@ $ SQL_BACKUP_PATH="backup/sql-peertube_prod-$(date -Im).bak" && \
     sudo pg_dump -U peertube -W -h localhost -F c peertube_prod -f "$SQL_BACKUP_PATH"
 ```
 
+Update your configuration file. **If some keys are missing, your upgraded PeerTube won't start!**
+
+```
+$ diff <(curl -s https://raw.githubusercontent.com/Chocobozzz/PeerTube/develop/config/production.yaml.example) /home/peertube/config/production.yaml
+```
+
 Upgrade PeerTube:
 
 ```
diff --git a/yarn.lock b/yarn.lock
index 5fb157e08..7b8950435 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -203,12 +203,6 @@
     "@types/parse-torrent" "*"
     "@types/simple-peer" "*"
 
-"@types/winston@^2.3.2":
-  version "2.3.7"
-  resolved "https://registry.yarnpkg.com/@types/winston/-/winston-2.3.7.tgz#2ea18b2dc772d459b6af0f587447704df31afec2"
-  dependencies:
-    "@types/node" "*"
-
 "@types/ws@^3.0.2":
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/@types/ws/-/ws-3.2.1.tgz#b0c1579e58e686f83ce0a97bb9463d29705827fb"
@@ -403,14 +397,10 @@ async@>=0.2.9, async@^2.0.0:
   dependencies:
     lodash "^4.14.0"
 
-async@^1.5.2:
+async@^1.0.0, async@^1.5.2:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
 
-async@~1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/async/-/async-1.0.0.tgz#f8fc04ca3a13784ade9e1641af98578cfbd647a9"
-
 asynckit@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
@@ -889,6 +879,10 @@ code-point-at@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/code-point-at/-/code-point-at-1.1.0.tgz#0d070b4d043a5bea33a2f1a40e2edb3d9a4ccf77"
 
+color-convert@^0.5.0:
+  version "0.5.3"
+  resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-0.5.3.tgz#bdb6c69ce660fadffe0b0007cc447e1b9f7282bd"
+
 color-convert@^1.9.0, color-convert@^1.9.1:
   version "1.9.1"
   resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-1.9.1.tgz#c1261107aeb2f294ebffec9ed9ecad529a6097ed"
@@ -899,6 +893,12 @@ color-name@^1.0.0, color-name@^1.1.1:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.3.tgz#a7d0558bd89c42f795dd42328f740831ca53bc25"
 
+color-string@^0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/color-string/-/color-string-0.3.0.tgz#27d46fb67025c5c2fa25993bfbf579e47841b991"
+  dependencies:
+    color-name "^1.0.0"
+
 color-string@^1.5.2:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/color-string/-/color-string-1.5.2.tgz#26e45814bc3c9a7cbd6751648a41434514a773a9"
@@ -906,6 +906,13 @@ color-string@^1.5.2:
     color-name "^1.0.0"
     simple-swizzle "^0.2.2"
 
+color@0.8.x:
+  version "0.8.0"
+  resolved "https://registry.yarnpkg.com/color/-/color-0.8.0.tgz#890c07c3fd4e649537638911cf691e5458b6fca5"
+  dependencies:
+    color-convert "^0.5.0"
+    color-string "^0.3.0"
+
 color@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/color/-/color-2.0.1.tgz#e4ed78a3c4603d0891eba5430b04b86314f4c839"
@@ -913,9 +920,20 @@ color@^2.0.0:
     color-convert "^1.9.1"
     color-string "^1.5.2"
 
-colors@1.0.x:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/colors/-/colors-1.0.3.tgz#0433f44d809680fdeb60ed260f1b0c262e82a40b"
+colornames@0.0.2:
+  version "0.0.2"
+  resolved "https://registry.yarnpkg.com/colornames/-/colornames-0.0.2.tgz#d811fd6c84f59029499a8ac4436202935b92be31"
+
+colors@^1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/colors/-/colors-1.1.2.tgz#168a4701756b6a7f51a12ce0c97bfa28c084ed63"
+
+colorspace@1.0.x:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/colorspace/-/colorspace-1.0.1.tgz#c99c796ed31128b9876a52e1ee5ee03a4a719749"
+  dependencies:
+    color "0.8.x"
+    text-hex "0.0.x"
 
 combined-stream@^1.0.5, combined-stream@~1.0.5:
   version "1.0.5"
@@ -1087,10 +1105,6 @@ crypto-random-string@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/crypto-random-string/-/crypto-random-string-1.0.0.tgz#a230f64f568310e1498009940790ec99545bca7e"
 
-cycle@1.0.x:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/cycle/-/cycle-1.0.3.tgz#21e80b2be8580f98b468f379430662b046c34ad2"
-
 d@1:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/d/-/d-1.0.0.tgz#754bb5bfe55451da69a58b94d45f4c5b0462d58f"
@@ -1201,6 +1215,14 @@ detect-libc@^1.0.2:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/detect-libc/-/detect-libc-1.0.3.tgz#fa137c4bd698edf55cd5cd02ac559f91a4c4ba9b"
 
+diagnostics@^1.0.1:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/diagnostics/-/diagnostics-1.1.0.tgz#e1090900b49523e8527be20f081275205f2ae36a"
+  dependencies:
+    colorspace "1.0.x"
+    enabled "1.0.x"
+    kuler "0.0.x"
+
 dicer@0.2.5:
   version "0.2.5"
   resolved "https://registry.yarnpkg.com/dicer/-/dicer-0.2.5.tgz#5996c086bb33218c812c090bddc09cd12facb70f"
@@ -1280,6 +1302,12 @@ elliptic@=3.0.3:
     hash.js "^1.0.0"
     inherits "^2.0.1"
 
+enabled@1.0.x:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/enabled/-/enabled-1.0.2.tgz#965f6513d2c2d1c5f4652b64a2e3396467fc2f93"
+  dependencies:
+    env-variable "0.0.x"
+
 encodeurl@~1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/encodeurl/-/encodeurl-1.0.1.tgz#79e3d58655346909fe6f0f45a5de68103b294d20"
@@ -1290,6 +1318,10 @@ end-of-stream@^1.0.0, end-of-stream@^1.1.0:
   dependencies:
     once "^1.4.0"
 
+env-variable@0.0.x:
+  version "0.0.3"
+  resolved "https://registry.yarnpkg.com/env-variable/-/env-variable-0.0.3.tgz#b86c1641be5610267d506f18071ea76d707097cb"
+
 error-ex@^1.2.0:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/error-ex/-/error-ex-1.3.1.tgz#f855a86ce61adc4e8621c3cda21e7a7612c3a8dc"
@@ -1657,10 +1689,6 @@ extsprintf@^1.2.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/extsprintf/-/extsprintf-1.4.0.tgz#e2689f8f356fad62cca65a3a91c5df5f9551692f"
 
-eyes@0.1.x:
-  version "0.1.8"
-  resolved "https://registry.yarnpkg.com/eyes/-/eyes-0.1.8.tgz#62cf120234c683785d902348a800ef3e0cc20bc0"
-
 fast-deep-equal@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-1.0.0.tgz#96256a3bc975595eb36d82e9929d060d893439ff"
@@ -1673,6 +1701,10 @@ fast-levenshtein@~2.0.4:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz#3d8a5c66883a16a30ca8643e851f19baa7797917"
 
+fecha@^2.3.2:
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/fecha/-/fecha-2.3.2.tgz#360f035dd6edd954bc9581f95f2a4a7f2a3505c1"
+
 figures@^1.3.5:
   version "1.7.0"
   resolved "https://registry.yarnpkg.com/figures/-/figures-1.7.0.tgz#cbe1e3affcf1cd44b80cadfed28dc793a9701d2e"
@@ -2544,6 +2576,12 @@ kind-of@^4.0.0:
   dependencies:
     is-buffer "^1.1.5"
 
+kuler@0.0.x:
+  version "0.0.0"
+  resolved "https://registry.yarnpkg.com/kuler/-/kuler-0.0.0.tgz#b66bb46b934e550f59d818848e0abba4f7f5553c"
+  dependencies:
+    colornames "0.0.2"
+
 latest-version@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/latest-version/-/latest-version-3.1.0.tgz#a205383fea322b33b5ae3b18abee0dc2f356ee15"
@@ -2661,6 +2699,13 @@ lodash@=3.10.1:
   version "3.10.1"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-3.10.1.tgz#5bf45e8e49ba4189e17d482789dfd15bd140b7b6"
 
+logform@^1.2.1:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/logform/-/logform-1.2.2.tgz#7be8847684de07185029ed09c65b11d06191ef93"
+  dependencies:
+    colors "^1.1.2"
+    fecha "^2.3.2"
+
 lowercase-keys@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/lowercase-keys/-/lowercase-keys-1.0.0.tgz#4e3366b39e7f5457e35f1324bdf6f88d0bfc7306"
@@ -3081,6 +3126,10 @@ once@^1.3.0, once@^1.3.1, once@^1.3.3, once@^1.4.0:
   dependencies:
     wrappy "1"
 
+one-time@0.0.4:
+  version "0.0.4"
+  resolved "https://registry.yarnpkg.com/one-time/-/one-time-0.0.4.tgz#f8cdf77884826fe4dff93e3a9cc37b1e4480742e"
+
 onetime@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/onetime/-/onetime-1.1.0.tgz#a1f7838f8314c516f05ecefcbc4ccfe04b4ed789"
@@ -4263,6 +4312,10 @@ terraformer@~1.0.5:
   dependencies:
     "@types/geojson" "^1.0.0"
 
+text-hex@0.0.x:
+  version "0.0.0"
+  resolved "https://registry.yarnpkg.com/text-hex/-/text-hex-0.0.0.tgz#578fbc85a6a92636e42dd17b41d0218cce9eb2b3"
+
 text-table@~0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/text-table/-/text-table-0.2.0.tgz#7f5ee823ae805207c00af2df4a84ec3fcfa570b4"
@@ -4322,6 +4375,10 @@ tree-kill@^1.1.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/tree-kill/-/tree-kill-1.2.0.tgz#5846786237b4239014f05db156b643212d4c6f36"
 
+triple-beam@^1.0.1:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/triple-beam/-/triple-beam-1.1.0.tgz#2ac387c8c4bd04bd26c61df891a6079f8592fe10"
+
 ts-node@^3.3.0:
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/ts-node/-/ts-node-3.3.0.tgz#c13c6a3024e30be1180dd53038fc209289d4bf69"
@@ -4647,16 +4704,22 @@ widest-line@^2.0.0:
   dependencies:
     string-width "^2.1.1"
 
-winston@^2.1.1:
-  version "2.4.0"
-  resolved "https://registry.yarnpkg.com/winston/-/winston-2.4.0.tgz#808050b93d52661ed9fb6c26b3f0c826708b0aee"
+winston-transport@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/winston-transport/-/winston-transport-3.0.1.tgz#8008b15eef5660c4fb3fa094d58ccbd08528c58d"
+
+winston@3.0.0-rc1:
+  version "3.0.0-rc1"
+  resolved "https://registry.yarnpkg.com/winston/-/winston-3.0.0-rc1.tgz#982bc0ad4ef5c53000ca68036d78a3deaa28cac5"
   dependencies:
-    async "~1.0.0"
-    colors "1.0.x"
-    cycle "1.0.x"
-    eyes "0.1.x"
+    async "^1.0.0"
+    diagnostics "^1.0.1"
     isstream "0.1.x"
+    logform "^1.2.1"
+    one-time "0.0.4"
     stack-trace "0.0.x"
+    triple-beam "^1.0.1"
+    winston-transport "^3.0.1"
 
 wkx@^0.4.1:
   version "0.4.2"