e96744eb6f
Rationale: this is more useful than the union, and you can still easily get the union by running the command twice and concatenating the result.
126 lines
2.7 KiB
Ruby
126 lines
2.7 KiB
Ruby
module HomebrewArgvExtension
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def named
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@named ||= reject{|arg| arg[0..0] == '-'}
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end
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def options_only
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select {|arg| arg[0..0] == '-'}
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end
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def formulae
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require 'formula'
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@formulae ||= downcased_unique_named.map{ |name| Formula.factory name }
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raise FormulaUnspecifiedError if @formulae.empty?
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@formulae
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end
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def kegs
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require 'keg'
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require 'formula'
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@kegs ||= downcased_unique_named.collect do |name|
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d = HOMEBREW_CELLAR/Formula.caniconical_name(name)
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dirs = d.children.select{ |pn| pn.directory? } rescue []
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raise NoSuchKegError.new(name) if not d.directory? or dirs.length == 0
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raise MultipleVersionsInstalledError.new(name) if dirs.length > 1
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Keg.new dirs.first
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end
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raise KegUnspecifiedError if @kegs.empty?
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@kegs
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end
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# self documenting perhaps?
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def include? arg
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@n=index arg
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end
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def next
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at @n+1 or raise UsageError
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end
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def force?
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flag? '--force'
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end
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def verbose?
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flag? '--verbose' or ENV['HOMEBREW_VERBOSE']
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end
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def debug?
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flag? '--debug' or ENV['HOMEBREW_DEBUG']
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end
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def quieter?
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flag? '--quieter'
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end
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def interactive?
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flag? '--interactive'
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end
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def build_head?
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flag? '--HEAD'
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end
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def one?
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flag? "--1"
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end
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def flag? flag
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options_only.each do |arg|
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return true if arg == flag
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next if arg[1..1] == '-'
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return true if arg.include? flag[2..2]
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end
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return false
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end
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def usage; <<-EOS.undent
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Usage: brew [-v|--version] [--prefix [formula]] [--cache [formula]]
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[--cellar [formula]] [--config] [--env] [--repository]
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[-h|--help] COMMAND [formula] ...
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Principal Commands:
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install formula ... [--ignore-dependencies] [--HEAD]
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list [--unbrewed|--versions] [formula] ...
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search [/regex/] [substring]
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uninstall formula ...
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update
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Other Commands:
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info formula [--github]
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options formula
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deps formula
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uses formula [--installed]
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home formula ...
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cleanup [formula]
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link formula ...
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unlink formula ...
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outdated
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missing
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prune
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doctor
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Informational:
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--version
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--config
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--prefix [formula]
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--cache [formula]
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Commands useful when contributing:
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create URL
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edit [formula]
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audit [formula]
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log formula
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install formula [-vd|-i]
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For more information:
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man brew
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To visit the Homebrew homepage type:
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brew home
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EOS
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end
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private
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def downcased_unique_named
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# Only lowercase names, not paths or URLs
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@downcased_unique_named ||= named.map do |arg|
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arg.include?("/") ? arg : arg.downcase
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end.uniq
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end
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end
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