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# frozen_string_literal: true
require 'cgi'
module Seahorse
# @api private
module Util
class << self
def uri_escape(string)
CGI.escape(string.to_s.encode('UTF-8')).gsub('+', '%20').gsub('%7E', '~')
end
def uri_path_escape(path)
path.gsub(/[^\/]+/) { |part| uri_escape(part) }
end
def escape_header_list_string(s)
s.include?('"') || s.include?(',') ? "\"#{s.gsub('"', '\"')}\"" : s
end
# Checks for a valid host label
# @see https://tools.ietf.org/html/rfc3986#section-3.2.2
# @see https://tools.ietf.org/html/rfc1123#page-13
def host_label?(str)
str =~ /^(?!-)[a-zA-Z0-9-]{1,63}(?<!-)$/
end
end
end
end
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