Remove mkdirp.

Requires Node.js >= 10.12.0.

.travis.yml

@@ -1,4 +1,6 @@
 language: node_js
 node_js:
-  - 12
-  - 10
+  - "node"
+  - "12"
+  - "10.12.0"
+cache: npm

package.json

@@ -29,15 +29,14 @@
   },
   "homepage": "https://github.com/olegskl/gulp-stylelint",
   "engines": {
-    "node": ">=10"
+    "node": ">=10.12.0"
   },
   "peerDependencies": {
     "stylelint": "^13.0.0"
   },
   "dependencies": {
     "chalk": "^3.0.0",
     "fancy-log": "^1.3.3",
-    "mkdirp": "^0.5.1",
     "plugin-error": "^1.0.1",
     "source-map": "^0.7.3",
     "strip-ansi": "^6.0.0",

src/writer.js

@@ -1,7 +1,6 @@
 'use strict';
 
 const fs = require('fs');
-const mkdirp = require('mkdirp');
 const path = require('path');
 const stripAnsi = require('strip-ansi');
 
@@ -16,7 +15,7 @@ module.exports = function writer(text, dest, destRoot = process.cwd()) {
   const fullpath = path.resolve(destRoot, dest);
 
   return new Promise((resolve, reject) => {
-    mkdirp(path.dirname(fullpath), mkdirpError => {
+    fs.mkdir(path.dirname(fullpath), { recursive: true }, mkdirpError => {
       if (mkdirpError) {
         reject(mkdirpError);
       } else {

test/writer.spec.js

@@ -38,11 +38,12 @@ test('writer should write to cwd if base dir is not specified', t => {
 test('writer should write to a base folder if it is specified', t => {
   stub(process, 'cwd').returns(tmpDir);
   const reportDirPath = path.join(process.cwd(), 'foodir');
-  const reportFilePath = path.join(reportDirPath, 'foo.txt');
+  const reportSubdirPath = path.join(reportDirPath, '/subdir');
+  const reportFilePath = path.join(reportSubdirPath, 'foo.txt');
 
   t.plan(2);
 
-  writer('footext', 'foo.txt', 'foodir')
+  writer('footext', 'foo.txt', 'foodir/subdir')
     .then(() => {
       t.true(
         fs.statSync(reportFilePath).isFile(),
@@ -58,6 +59,7 @@ test('writer should write to a base folder if it is specified', t => {
     .then(() => {
       process.cwd.restore();
       fs.unlinkSync(reportFilePath);
+      fs.rmdirSync(reportSubdirPath);
       fs.rmdirSync(reportDirPath);
     });
 });