137 lines
3.9 KiB
Ruby
137 lines
3.9 KiB
Ruby
module Hbc
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class CLI
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class InternalStanza < AbstractInternalCommand
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# Syntax
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#
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# brew cask _stanza <stanza_name> [ --table | --yaml | --inspect | --quiet ] [ <cask_token> ... ]
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#
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# If no tokens are given, then data for all Casks is returned.
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#
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# The pseudo-stanza "artifacts" is available.
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#
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# On failure, a blank line is returned on the standard output.
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#
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# Examples
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#
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# brew cask _stanza appcast --table
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# brew cask _stanza app --table alfred google-chrome adium voicemac logisim vagrant
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# brew cask _stanza url --table alfred google-chrome adium voicemac logisim vagrant
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# brew cask _stanza version --table alfred google-chrome adium voicemac logisim vagrant
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# brew cask _stanza artifacts --table --inspect alfred google-chrome adium voicemac logisim vagrant
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# brew cask _stanza artifacts --table --yaml alfred google-chrome adium voicemac logisim vagrant
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#
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# TODO: this should be retrievable from Hbc::DSL
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ARTIFACTS = Set.new [
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:app,
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:suite,
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:artifact,
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:prefpane,
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:qlplugin,
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:dictionary,
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:font,
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:service,
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:colorpicker,
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:binary,
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:input_method,
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:internet_plugin,
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:audio_unit_plugin,
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:vst_plugin,
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:vst3_plugin,
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:screen_saver,
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:pkg,
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:installer,
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:stage_only,
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:nested_container,
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:uninstall,
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:preflight,
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:postflight,
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:uninstall_preflight,
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:uninstall_postflight,
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]
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def initialize(*args)
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raise ArgumentError, "No stanza given." if args.empty?
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@table = args.include? "--table"
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@quiet = args.include? "--quiet"
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@format = :to_yaml if args.include? "--yaml"
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@format = :inspect if args.include? "--inspect"
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@cask_tokens = self.class.cask_tokens_from(args)
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@stanza = @cask_tokens.shift.to_sym
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@cask_tokens = Hbc.all_tokens if @cask_tokens.empty?
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end
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def run
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retval = print_stanzas
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# retval is ternary: true/false/nil
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if retval.nil?
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exit 1 if @quiet
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raise CaskError, "nothing to print"
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elsif !retval
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exit 1 if @quiet
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raise CaskError, "print incomplete"
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end
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end
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def print_stanzas
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count = 0
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if ARTIFACTS.include?(@stanza)
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artifact_name = @stanza
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@stanza = :artifacts
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end
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@cask_tokens.each do |cask_token|
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print "#{cask_token}\t" if @table
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begin
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cask = CaskLoader.load(cask_token)
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rescue StandardError
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opoo "Cask '#{cask_token}' was not found" unless @quiet
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puts ""
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next
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end
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unless cask.respond_to?(@stanza)
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opoo "no such stanza '#{@stanza}' on Cask '#{cask_token}'" unless @quiet
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puts ""
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next
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end
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begin
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value = cask.send(@stanza)
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rescue StandardError
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opoo "failure calling '#{@stanza}' on Cask '#{cask_token}'" unless @quiet
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puts ""
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next
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end
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if artifact_name && !value.key?(artifact_name)
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opoo "no such stanza '#{artifact_name}' on Cask '#{cask_token}'" unless @quiet
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puts ""
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next
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end
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value = value.fetch(artifact_name).to_a.flatten if artifact_name
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if @format
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puts value.send(@format)
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elsif artifact_name || value.is_a?(Symbol)
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puts value.inspect
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else
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puts value.to_s
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end
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count += 1
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end
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count.zero? ? nil : count == @cask_tokens.length
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end
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def self.help
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"extract and render a specific stanza for the given Casks"
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end
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end
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end
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end
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