getHDPath static method
Build a derivation path with account and change
Implementation
@visibleForTesting
static String getHDPath(int? account, int? change) {
final path = StringBuffer("m/44'/501'");
if (account != null) {
path.write("/$account'");
} else if (account == null && change != null) {
path.write("/0'");
}
if (change != null) {
path.write("/$change'");
}
return path.toString();
}