rename method
Implementation
String rename(String message) {
if (message.startsWith(emailTaken)) {
return emailMsg(message.substring(emailTaken.length));
} else if (message.startsWith(handleTaken)) {
return handleMsg(message.substring(handleTaken.length));
} else if (message.contains(handleTooLong)) {
return longMsg;
} else if (message.contains(handleTooShort)) {
return shortMsg;
} else if (message.contains(loginErr)) {
return loginErrMsg;
} else {
return inavalidMsg;
}
}