Add Husky + Lint-staged

Author: slvrtrn

.gitignore

@@ -1,2 +1,4 @@
 package-lock.json
 dist/
+.idea
+node_modules

.husky/post-commit

@@ -0,0 +1,4 @@
+#!/bin/sh
+. "$(dirname "$0")/_/husky.sh"
+
+git update-index --again

.husky/pre-commit

@@ -0,0 +1,4 @@
+#!/bin/sh
+. "$(dirname "$0")/_/husky.sh"
+
+npx lint-staged

package.json

@@ -8,7 +8,8 @@
     "lint": "eslint . --ext .ts",
     "test": "mocha __tests__/**/*.test.ts",
     "test:browser": "karma start",
-    "test:all": "npm run test; npm run test:browser"
+    "test:all": "npm run test; npm run test:browser",
+    "prepare": "husky install"
   },
   "author": {
     "name": "Mikhail Shustov",
@@ -54,13 +55,21 @@
     "karma-chrome-launcher": "^3.1.1",
     "karma-mocha": "^2.0.1",
     "karma-webpack": "^5.0.0",
+    "lint-staged": "^13.0.3",
     "mocha": "^10.0.0",
     "prettier": "2.7.1",
     "sinon": "^14.0.0",
     "ts-loader": "^9.3.1",
     "ts-node": "^10.9.1",
     "typescript": "^4.7.4",
     "webpack": "^5.74.0",
-    "webpack-cli": "^4.10.0"
+    "webpack-cli": "^4.10.0",
+    "husky": "^7.0.0"
+  },
+  "lint-staged": {
+    "*.ts": [
+      "prettier --write",
+      "eslint --fix"
+    ]
   }
 }