Migrate storages to classes

lib/index.js

@@ -11,10 +11,10 @@ var Storage       = require('./storage')
 module.exports = function(config_hash) {
   Logger.setup(config_hash.logs)
 
-  var config  = Config(config_hash)
+  var config  = Config(config_hash);
-  var storage = Storage(config)
+  var storage = new Storage(config);
-  var auth    = Auth(config)
+  var auth    = Auth(config);
-  var app     = express()
+  var app     = express();
 
   // run in production mode by default, just in case
   // it shouldn't make any difference anyway

lib/up-storage.js

@@ -1,59 +1,19 @@
 "use strict";
 
-var JSONStream     = require('JSONStream')
+const JSONStream     = require('JSONStream')
-var Error          = require('http-errors')
+const Error          = require('http-errors')
-var request        = require('request')
+const request        = require('request')
-var Stream         = require('readable-stream')
+const Stream         = require('readable-stream')
-var URL            = require('url')
+const URL            = require('url')
-var parse_interval = require('./config').parse_interval
+const parse_interval = require('./config').parse_interval
-var Logger         = require('./logger')
+const Logger         = require('./logger')
-var MyStreams      = require('./streams')
+const MyStreams      = require('./streams')
-var Utils          = require('./utils')
+const Utils          = require('./utils')
-var encode         = function(thing) {
+const encode         = function(thing) {
   return encodeURIComponent(thing).replace(/^%40/, '@');
 };
 
-module.exports = Storage
+const _setupProxy = function(hostname, config, mainconfig, isHTTPS) {
-
-//
-// Implements Storage interface
-// (same for storage.js, local-storage.js, up-storage.js)
-//
-function Storage(config, mainconfig) {
-  var self = Object.create(Storage.prototype)
-  self.config = config
-  self.failed_requests = 0
-  self.userAgent = mainconfig.user_agent
-  self.ca = config.ca
-  self.logger = Logger.logger.child({sub: 'out'})
-  self.server_id = mainconfig.server_id
-
-  self.url = URL.parse(self.config.url)
-
-  _setupProxy.call(self, self.url.hostname, config, mainconfig, self.url.protocol === 'https:')
-
-  self.config.url = self.config.url.replace(/\/$/, '')
-  if (Number(self.config.timeout) >= 1000) {
-    self.logger.warn([ 'Too big timeout value: ' + self.config.timeout,
-                       'We changed time format to nginx-like one',
-                       '(see http://wiki.nginx.org/ConfigNotation)',
-                       'so please update your config accordingly' ].join('\n'))
-  }
-
-  // a bunch of different configurable timers
-  self.maxage       = parse_interval(config_get('maxage'      , '2m' ))
-  self.timeout      = parse_interval(config_get('timeout'     , '30s'))
-  self.max_fails    =         Number(config_get('max_fails'   ,  2   ))
-  self.fail_timeout = parse_interval(config_get('fail_timeout', '5m' ))
-  return self
-
-  // just a helper (`config[key] || default` doesn't work because of zeroes)
-  function config_get(key, def) {
-    return config[key] != null ? config[key] : def
-  }
-}
-
-function _setupProxy(hostname, config, mainconfig, isHTTPS) {
   var no_proxy
   var proxy_key = isHTTPS ? 'https_proxy' : 'http_proxy'
 
@@ -100,6 +60,52 @@ function _setupProxy(hostname, config, mainconfig, isHTTPS) {
   }
 }
 
+//
+// Implements Storage interface
+// (same for storage.js, local-storage.js, up-storage.js)
+//
+class Storage {
+
+  /**
+   *
+   * @param {*} config
+   * @param {*} mainconfig
+   */
+  constructor(config, mainconfig) {
+    this.config = config
+    this.failed_requests = 0
+    this.userAgent = mainconfig.user_agent
+    this.ca = config.ca
+    this.logger = Logger.logger.child({sub: 'out'})
+    this.server_id = mainconfig.server_id
+
+    this.url = URL.parse(this.config.url)
+
+    _setupProxy.call(this, this.url.hostname, config, mainconfig, this.url.protocol === 'https:')
+
+    this.config.url = this.config.url.replace(/\/$/, '')
+    if (Number(this.config.timeout) >= 1000) {
+      this.logger.warn([ 'Too big timeout value: ' + this.config.timeout,
+                        'We changed time format to nginx-like one',
+                        '(see http://wiki.nginx.org/ConfigNotation)',
+                        'so please update your config accordingly' ].join('\n'))
+    }
+
+    // a bunch of different configurable timers
+    this.maxage       = parse_interval(config_get('maxage'      , '2m' ))
+    this.timeout      = parse_interval(config_get('timeout'     , '30s'))
+    this.max_fails    =         Number(config_get('max_fails'   ,  2   ))
+    this.fail_timeout = parse_interval(config_get('fail_timeout', '5m' ))
+    return this
+
+    // just a helper (`config[key] || default` doesn't work because of zeroes)
+    function config_get(key, def) {
+      return config[key] != null ? config[key] : def
+    }
+  }
+}
+
+
 Storage.prototype.request = function(options, cb) {
   if (!this.status_check()) {
     var req = new Stream.Readable()
@@ -396,3 +402,6 @@ Storage.prototype._add_proxy_headers = function(req, headers) {
 
   headers['Via'] += '1.1 ' + this.server_id + ' (Verdaccio)'
 }
+
+
+module.exports = Storage;