36 lines
786 B
Ruby
36 lines
786 B
Ruby
# frozen_string_literal: true
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require "cli/parser"
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module Homebrew
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module_function
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def cat_args
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Homebrew::CLI::Parser.new do
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usage_banner <<~EOS
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`cat` <formula>
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Display the source of <formula>.
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EOS
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max_named 1
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end
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end
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def cat
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cat_args.parse
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# do not "fix" this to support multiple arguments, the output would be
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# unparsable; if the user wants to cat multiple formula they can call
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# `brew cat` multiple times.
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formulae = Homebrew.args.formulae
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raise FormulaUnspecifiedError if formulae.empty?
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cd HOMEBREW_REPOSITORY
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pager = if ENV["HOMEBREW_BAT"].nil?
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"cat"
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else
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"#{HOMEBREW_PREFIX}/bin/bat"
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end
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safe_system pager, formulae.first.path, *Homebrew.args.passthrough
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end
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end
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