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index.js
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index.js
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'use strict';
const Names = require('./names.json');
const Patterns = require('./patterns.json');
class ReservedSubdomains {
static isNotValid (name) {
return !this.isValid(name);
}
static isValid (name) {
if (this.nameMap.hasOwnProperty(name)) {
return false;
}
for (let i = 0; i < this.patternsRegex.length; ++i) {
const regex = this.patternsRegex[i];
if (regex.test(name)) {
return false;
}
}
return true;
}
}
ReservedSubdomains.names = Names;
ReservedSubdomains.nameMap = Names.reduce((accumulator, name) => {
accumulator[name] = true;
return accumulator;
}, {});
ReservedSubdomains.patterns = Patterns;
ReservedSubdomains.patternsRegex = Patterns.map((pattern) => {
return new RegExp(pattern);
});
module.exports = ReservedSubdomains;