module Validation.Asnvalidation; import std.regex; import std.stdio; /** * Asnvalidation */ class Asnvalidation { /** * Helper method for validating an argument if it is asn number * */ static int validate(string asn) { if (!matchAll(asn, regex(`^(as|AS)(\d+)$`))) { //writeln("NOT MATCH"); throw new Exception("Invalid asn number"); } return true; } }