Merge remote-tracking branch 'origin/release-0.1.0' into release-0.1.0

.github/workflows/tests.yml

@@ -0,0 +1,18 @@
+name: Tests
+
+on: push
+
+jobs:
+  tests:
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Install dependencies
+        run: yarn && yarn install
+
+      - name: Run tests
+        run: yarn test

README.md

@@ -6,6 +6,7 @@ Advanced Phone Number Input for [Ant Design](https://github.com/ant-design/ant-d
 [![types](https://img.shields.io/npm/types/antd-phone-input)](https://www.npmjs.com/package/antd-phone-input)
 [![License](https://img.shields.io/npm/l/antd-phone-input)](https://github.com/ArtyomVancyan/antd-phone-input/blob/master/LICENSE)
 [![PRs Welcome](https://img.shields.io/badge/PRs-welcome-brightgreen.svg)](https://makeapullrequest.com)
+[![Tests](https://github.com/ArtyomVancyan/antd-phone-input/actions/workflows/tests.yml/badge.svg)](https://github.com/ArtyomVancyan/antd-phone-input/actions/workflows/tests.yml)
 
 ## Install
 

src/index.tsx

@@ -15,7 +15,7 @@ type Timezone = keyof typeof timezones;
 const getDefaultISO2Code = () => {
 	/** Returns the default ISO2 code based on the user's timezone */
 	const timezone = Intl.DateTimeFormat().resolvedOptions().timeZone as Timezone;
-	return timezones[timezone].toLowerCase() || "us";
+	return (timezones[timezone] || "").toLowerCase() || "us";
 }
 
 const parsePhoneNumber: ParsePhoneNumber = (value, data, formattedNumber) => {