backend v4 half

SerpentRace_Backend/node_modules/libphonenumber-js/source/legacy/isValidNumber.js

@@ -0,0 +1,12 @@
+import _isValidNumber from '../isValid.js'
+import { normalizeArguments } from './getNumberType.js'
+
+// Finds out national phone number type (fixed line, mobile, etc)
+export default function isValidNumber() {
+	const { input, options, metadata } = normalizeArguments(arguments)
+	// `parseNumber()` would return `{}` when no phone number could be parsed from the input.
+	if (!input.phone) {
+		return false
+	}
+	return _isValidNumber(input, options, metadata)
+}