Remove mkdirp dependency

Signed-off-by: Matthew Peveler <[email protected]>

Author: MasterOdin

lib/portfinder.js

@@ -12,8 +12,7 @@ const fs = require('fs'),
       net = require('net'),
       path = require('path'),
       _async = require('async'),
-      debug = require('debug'),
-      mkdirp = require('mkdirp').mkdirp;
+      debug = require('debug');
 
 const debugTestPort = debug('portfinder:testPort'),
       debugGetPort = debug('portfinder:getPort'),
@@ -339,7 +338,7 @@ exports.getSocket = function (options, callback) {
   // against the socket.
   //
   function createAndTestSocket (dir) {
-    mkdirp(dir, options.mod, function (err) {
+    fs.mkdir(dir, { mode: options.mod, recursive: true }, function (err) {
       if (err) {
         return callback(err);
       }

package.json

@@ -17,8 +17,7 @@
   ],
   "dependencies": {
     "async": "^3.2.6",
-    "debug": "^4.3.6",
-    "mkdirp": "^0.5.6"
+    "debug": "^4.3.6"
   },
   "devDependencies": {
     "jest": "^24.9.0"
@@ -29,7 +28,7 @@
     "test": "jest --runInBand"
   },
   "engines": {
-    "node": ">= 6.0"
+    "node": ">= 10.12"
   },
   "license": "MIT"
 }