esm convention

Author: jimmywarting

lib/index.js

@@ -9,4 +9,4 @@ bencode.decode = require('./decode.js')
  * @param  {Object|Array|Buffer|String|Number|Boolean} value
  * @return {Number} byteCount
  */
-bencode.byteLength = bencode.encodingLength = require('./encoding-length')
+bencode.byteLength = bencode.encodingLength = require('./encoding-length.js')