package com.reactnativestripesdk.utils class PostalCodeUtilities { companion object { internal fun isValidGlobalPostalCodeCharacter(c: Char): Boolean = Character.isLetterOrDigit(c) || c.isWhitespace() || c == '-' internal fun isValidUsPostalCodeCharacter(c: Char): Boolean = Character.isDigit(c) || c.isWhitespace() || c == '-' } }