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47 lines
1018 B
Ruby
47 lines
1018 B
Ruby
# typed: false
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# frozen_string_literal: true
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require "cli/parser"
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module Homebrew
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extend T::Sig
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module_function
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sig { returns(CLI::Parser) }
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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>|<cask>
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Display the source of a <formula> or <cask>.
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EOS
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switch "--formula", "--formulae",
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description: "Treat all named arguments as formulae."
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switch "--cask", "--casks",
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description: "Treat all named arguments as casks."
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conflicts "--formula", "--cask"
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named :formula_or_cask
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end
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end
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def cat
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args = cat_args.parse
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only = :formula if args.formula? && !args.cask?
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only = :cask if args.cask? && !args.formula?
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cd HOMEBREW_REPOSITORY
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pager = if Homebrew::EnvConfig.bat?
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ENV["BAT_CONFIG_PATH"] = Homebrew::EnvConfig.bat_config_path
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"#{HOMEBREW_PREFIX}/bin/bat"
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else
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"cat"
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end
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safe_system pager, args.named.to_paths(only: only).first
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end
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end
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