feat(package): add lint by default for tests

Author: Pooya Parsa

package.json

@@ -54,7 +54,8 @@
     "docs-dev": "nuxt dev -c docs/nuxt.config.js",
     "docs-gen": "nuxt generate -c docs/nuxt.config.js",
     "docs-publish": "gh-pages -t -d docs-dist -b master -r git@github.com:bootstrap-vue/bootstrap-vue.github.io.git",
-    "test": "NODE_ENV=test jest",
+    "test": "yarn lint && jest",
+    "lint": "eslint src",
     "release": "npm run build && npm run test && standard-version",
     "postinstall": "opencollective postinstall || exit 0"
   },