add npm run clean

Author: dblythy

CONTRIBUTING.md

@@ -114,7 +114,7 @@ Once you have babel running in watch mode, you can start making changes to parse
 * Take testing seriously! Aim to increase the test coverage with every pull request. To obtain the test coverage of the project, run: `npm run coverage`
 * Run the tests for the file you are working on with the following command: `npm test spec/MyFile.spec.js`
 * Run the tests for the whole project to make sure the code passes all tests. This can be done by running the test command for a single file but removing the test file argument. The results can be seen at *<PROJECT_ROOT>/coverage/lcov-report/index.html*.
-* Format your code by running `npm run prettier` followed by `npm run lint-fix`.
+* Format your code by running `npm run clean`.
 * Lint your code by running `npm run lint` to make sure the code is not going to be rejected by the CI.
 * **Do not** publish the *lib* folder.
 * Mocks belong in the `spec/support` folder.

package.json

@@ -101,6 +101,7 @@
   },
   "scripts": {
     "ci:check": "node ./resources/ci/ciCheck.js",
+    "clean": "npm run prettier && npm run lint-fix",
     "definitions": "node ./resources/buildConfigDefinitions.js && prettier --write 'src/Options/*.js'",
     "docs": "jsdoc -c ./jsdoc-conf.json",
     "lint": "flow && eslint --cache ./",