brew/Library/Homebrew/cask/lib/hbc/cli/internal_appcast_checkpoint.rb
2018-06-09 11:18:40 +02:00

55 lines
1.5 KiB
Ruby

module Hbc
class CLI
class InternalAppcastCheckpoint < AbstractInternalCommand
option "--calculate", :calculate, false
def initialize(*)
super
raise CaskUnspecifiedError if args.empty?
end
def run
if args.all? { |t| t =~ %r{^https?://} && t !~ /\.rb$/ }
self.class.appcask_checkpoint_for_url(args)
else
self.class.appcask_checkpoint(casks, calculate?)
end
end
def self.appcask_checkpoint_for_url(urls)
urls.each do |url|
appcast = DSL::Appcast.new(url)
puts appcast.calculate_checkpoint[:checkpoint]
end
end
def self.appcask_checkpoint(casks, calculate)
casks.each do |cask|
if cask.appcast.nil?
opoo "Cask '#{cask}' is missing an `appcast` stanza."
else
checkpoint = if calculate
result = cask.appcast.calculate_checkpoint
result[:checkpoint]
else
cask.appcast.checkpoint
end
if calculate && checkpoint.nil?
onoe "Could not retrieve `appcast` checkpoint for cask '#{cask}': #{result[:command_result].stderr}"
elsif casks.count > 1
puts "#{checkpoint} #{cask}"
else
puts checkpoint
end
end
end
end
def self.help
"prints or calculates a given Cask's or URL's appcast checkpoint"
end
end
end
end