class SubdomainParser
Returns subdomains from a full qualified domain name
Attributes
tld_length[R]
Public Class Methods
new(tld_length: 1)
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# File lib/sensible_logging/helpers/subdomain_parser.rb, line 7 def initialize(tld_length: 1) @tld_length = tld_length end
Public Instance Methods
parse(host)
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# File lib/sensible_logging/helpers/subdomain_parser.rb, line 11 def parse(host) domain_parts = host.split('.') return domain_parts[0] if domain_parts.size == 1 main_domain_length = tld_length + 1 subdomain_length = domain_parts.size - main_domain_length subdomain_parts = domain_parts[0...subdomain_length] return nil if subdomain_parts.empty? subdomain_parts.join('.') end