fix: automate README generation

Author: gajus

package.json

@@ -17,11 +17,11 @@
     "babel-preset-env": "^1.7.0",
     "babel-register": "^6.26.0",
     "chai": "^4.1.2",
-    "eslint": "^5.6.0",
+    "eslint": "^5.7.0",
     "eslint-config-canonical": "^12.0.0",
     "gitdown": "^2.5.2",
     "glob": "^7.1.2",
-    "husky": "^0.14.3",
+    "husky": "^1.1.2",
     "jsonlint": "^1.6.3",
     "mocha": "^5.2.0",
     "semantic-release": "^15.5.0"
@@ -40,17 +40,22 @@
   "peerDependencies": {
     "eslint": ">=2.0.0"
   },
+  "husky": {
+    "hooks": {
+      "post-commit": "npm run create-readme && git add README.md && git commit -m 'docs: generate docs' --no-verify",
+      "pre-commit": "npm run lint && npm run test && npm run build && npm run format-json"
+    }
+  },
   "repository": {
     "type": "git",
     "url": "https://github.com/gajus/eslint-plugin-flowtype"
   },
   "scripts": {
     "build": "rm -fr ./dist && babel ./src --out-dir ./dist --copy-files",
-    "documentation": "gitdown ./.README/README.md --output-file ./README.md && npm run documentation-add-assertions",
+    "create-readme": "gitdown ./.README/README.md --output-file ./README.md && npm run documentation-add-assertions",
     "documentation-add-assertions": "babel-node ./bin/readmeAssertions",
     "format-json": "jsonlint --sort-keys --in-place --indent '  ' ./src/configs/recommended.json && echo '' >> ./src/configs/recommended.json",
     "lint": "eslint ./src ./tests",
-    "precommit": "npm run lint && npm run test && npm run format-json",
     "test": "mocha --compilers js:babel-register ./tests/rules/index.js"
   },
   "version": "2.30.1"