tinify webpacks (#1975)

* tinify webpack

* meme

* fix long version

* more changes

* even smoler

* fix up logic

* fix build

* undo changes to user agent manager because its not webpack'd anymore

* the heck

* fix stupid

* clean up browser rules

* typo

src/util/Util.js

@@ -3,6 +3,7 @@ const snekfetch = require('snekfetch');
 const { Colors, DefaultOptions, Endpoints } = require('./Constants');
 const { Error: DiscordError, RangeError, TypeError } = require('../errors');
 const has = (o, k) => Object.prototype.hasOwnProperty.call(o, k);
+const splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^/]+?|)(\.[^./]*|))(?:[/]*)$/;
 
 /**
  * Contains various general-purpose utility methods. These functions are also available on the base `Discord` object.
@@ -307,6 +308,14 @@ class Util {
     updatedItems = updatedItems.map((r, i) => ({ id: r.id, position: i }));
     return route.patch({ data: updatedItems, reason });
   }
+
+  static basename(path, ext) {
+    let f = splitPathRe.exec(path).slice(1)[2];
+    if (ext && f.substr(-1 * ext.length) === ext) {
+      f = f.substr(0, f.length - ext.length);
+    }
+    return f;
+  }
 }
 
 module.exports = Util;