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How to use the is-cidr.isCidrV6 function in is-cidr

To help you get started, we’ve selected a few is-cidr examples, based on popular ways it is used in public projects.

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npm / npm-profile / cmds / util / validate-cidr.js View on Github

function validate (cidr) {
  if (isCidrV6(cidr)) {
    throw new Error('CIDR whitelist can only contain IPv4 addresses, ' + cidr + ' is IPv6')
  }
  if (!isCidrV4(cidr)) {
    throw new Error('CIDR whitelist contains invalid CIDR entry: ' + cidr)
  }
}