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28 lines
758 B
Ruby
28 lines
758 B
Ruby
#: * `command` <cmd>:
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#: Display the path to the file which is used when invoking `brew` <cmd>.
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module Homebrew
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def command
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abort "This command requires a command argument" if ARGV.empty?
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cmd = ARGV.first
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cmd = HOMEBREW_INTERNAL_COMMAND_ALIASES.fetch(cmd, cmd)
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if (path = internal_command_path cmd)
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puts path
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elsif (path = which("brew-#{cmd}") || which("brew-#{cmd}.rb"))
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puts path
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else
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odie "Unknown command: #{cmd}"
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end
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end
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private
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def internal_command_path(cmd)
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extensions = %w[rb sh]
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paths = extensions.map { |ext| HOMEBREW_LIBRARY_PATH/"cmd/#{cmd}.#{ext}" }
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paths += extensions.map { |ext| HOMEBREW_LIBRARY_PATH/"dev-cmd/#{cmd}.#{ext}" }
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paths.find { |p| p.file? }
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end
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end
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