OpenStreetBrowserLoader: convert to a ES6 class

src/OpenStreetBrowserLoader.js

@@ -2,7 +2,8 @@ var OverpassLayer = require('overpass-layer')
 
 const Repository = require('./Repository')
 
-function OpenStreetBrowserLoader () {
+class OpenStreetBrowserLoader {
+  constructor () {
     this.types = {}
     this.categories = {}
     this.repoCache = {}
@@ -11,7 +12,7 @@ function OpenStreetBrowserLoader () {
     this._loadClash = {} // if a category is being loaded multiple times, collect callbacks
   }
 
-OpenStreetBrowserLoader.prototype.setMap = function (map) {
+  setMap (map) {
     this.map = map
   }
 
@@ -21,7 +22,7 @@ OpenStreetBrowserLoader.prototype.setMap = function (map) {
    * @waram {boolean} [options.force=false] Whether repository should be reload or not.
    * @param function callback Callback which will be called with (err, category)
    */
-OpenStreetBrowserLoader.prototype.getCategory = function (id, options, callback) {
+  getCategory (id, options, callback) {
     if (typeof options === 'function') {
       callback = options
       options = {}
@@ -74,7 +75,7 @@ OpenStreetBrowserLoader.prototype.getCategory = function (id, options, callback)
    * @waram {boolean} [options.force=false] Whether repository should be reload or not.
    * @param function callback Callback which will be called with (err, repoData)
    */
-OpenStreetBrowserLoader.prototype.getRepo = function (repo, options, callback) {
+  getRepo (repo, options, callback) {
     if (options.force) {
       delete this.repoCache[repo]
     }
@@ -127,7 +128,7 @@ OpenStreetBrowserLoader.prototype.getRepo = function (repo, options, callback) {
     req.send()
   }
 
-OpenStreetBrowserLoader.prototype.getRepository = function (id, options, callback) {
+  getRepository (id, options, callback) {
     if (id in this.repositories) {
       return callback(null, this.repositories[id])
     }
@@ -147,7 +148,7 @@ OpenStreetBrowserLoader.prototype.getRepository = function (id, options, callbac
    * @waram {boolean} [options.force=false] Whether repository should be reload or not.
    * @param function callback Callback which will be called with (err, template)
    */
-OpenStreetBrowserLoader.prototype.getTemplate = function (id, options, callback) {
+  getTemplate (id, options, callback) {
     if (typeof options === 'function') {
       callback = options
       options = {}
@@ -187,7 +188,7 @@ OpenStreetBrowserLoader.prototype.getTemplate = function (id, options, callback)
     }.bind(this))
   }
 
-OpenStreetBrowserLoader.prototype.getCategoryFromData = function (id, options, data, callback) {
+  getCategoryFromData (id, options, data, callback) {
     var ids = this.getFullId(id, options)
 
     if (ids.fullId in this.categories) {
@@ -221,7 +222,7 @@ OpenStreetBrowserLoader.prototype.getCategoryFromData = function (id, options, d
     }
   }
 
-OpenStreetBrowserLoader.prototype.getFullId = function (id, options) {
+  getFullId (id, options) {
     var result = {}
 
     if (!id) {
@@ -255,15 +256,16 @@ OpenStreetBrowserLoader.prototype.getFullId = function (id, options) {
     return result
   }
 
-OpenStreetBrowserLoader.prototype.forget = function (id) {
+  forget (id) {
     var ids = this.getFullId(id, options)
 
     this.categories[ids.fullId].remove()
     delete this.categories[ids.fullId]
   }
 
-OpenStreetBrowserLoader.prototype.registerType = function (type, classObject) {
+  registerType (type, classObject) {
     this.types[type] = classObject
   }
+}
 
 module.exports = new OpenStreetBrowserLoader()