55 lines
1.3 KiB
JavaScript
55 lines
1.3 KiB
JavaScript
'use strict';
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// Load modules
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const RFC3986 = require('./rfc3986');
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// Declare internals
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const internals = {
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Ip: {
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cidrs: {
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ipv4: {
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required: '\\/(?:' + RFC3986.ipv4Cidr + ')',
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optional: '(?:\\/(?:' + RFC3986.ipv4Cidr + '))?',
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forbidden: ''
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},
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ipv6: {
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required: '\\/' + RFC3986.ipv6Cidr,
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optional: '(?:\\/' + RFC3986.ipv6Cidr + ')?',
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forbidden: ''
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},
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ipvfuture: {
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required: '\\/' + RFC3986.ipv6Cidr,
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optional: '(?:\\/' + RFC3986.ipv6Cidr + ')?',
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forbidden: ''
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}
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},
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versions: {
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ipv4: RFC3986.IPv4address,
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ipv6: RFC3986.IPv6address,
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ipvfuture: RFC3986.IPvFuture
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}
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}
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};
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internals.Ip.createIpRegex = function (versions, cidr) {
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let regex;
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for (let i = 0; i < versions.length; ++i) {
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const version = versions[i];
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if (!regex) {
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regex = '^(?:' + internals.Ip.versions[version] + internals.Ip.cidrs[version][cidr];
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}
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else {
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regex += '|' + internals.Ip.versions[version] + internals.Ip.cidrs[version][cidr];
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}
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}
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return new RegExp(regex + ')$');
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};
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module.exports = internals.Ip;
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