You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

16 lines
471 B

'use strict';
// Check that the port number is not NaN when coerced to a number,
// is an integer and that it falls within the legal range of port numbers.
function isLegalPort(port) {
if ((typeof port !== 'number' && typeof port !== 'string') ||
(typeof port === 'string' && port.trim().length === 0))
return false;
return +port === (+port >>> 0) && port <= 0xFFFF;
}
module.exports = {
isLegalPort,
normalizedArgsSymbol: Symbol('normalizedArgs')
};