docs(types): add TSDoc comments to public exports (#308)

Author: smalluban

package.json

@@ -40,7 +40,7 @@
     "dev": "npm run karma -- --no-single-run --browsers ChromeHeadless",
     "dev:coverage": "rm -rf ./coverage && NODE_ENV=coverage npm run dev",
     "lint": "eslint ./src ./test ./cli",
-    "format": "prettier --write ./src ./test ./cli",
+    "format": "prettier --write ./src ./test ./cli ./types",
     "test": "npm run test:cli && npm run lint && npm run karma && npm run test:typescript",
     "test:coverage": "rm -rf ./coverage && NODE_ENV=coverage npm run karma",
     "test:cli": "node ./cli/test.js",