feat: phone number validation

components/PhoneInput/utils/getPhoneMask.ts

@@ -0,0 +1,14 @@
+import { CountryCode, getExampleNumber } from "libphonenumber-js";
+import examples from "libphonenumber-js/examples.mobile.json";
+import { getCountryCallingCode } from "libphonenumber-js/max";
+
+export default function getPhoneMask(countryCode: CountryCode) {
+    let example = getExampleNumber(
+        countryCode,
+        examples
+    )!.formatInternational();
+    const callingCode = getCountryCallingCode(countryCode);
+    const callingCodeLen = callingCode.length + 1;
+    example = example.slice(callingCodeLen).trim();
+    return example.replace(/\d/g, "0");
+}