42 lines
1.0 KiB
Ruby
42 lines
1.0 KiB
Ruby
# typed: true
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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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module_function
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sig { returns(CLI::Parser) }
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def ruby_args
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Homebrew::CLI::Parser.new do
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usage_banner "`ruby` [<options>] (`-e` <text>|<file>)"
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description <<~EOS
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Run a Ruby instance with Homebrew's libraries loaded. For example,
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`brew ruby -e "puts :gcc.f.deps"` or `brew ruby script.rb`.
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Run e.g. `brew ruby -- --version` to pass arbitrary arguments to `ruby`.
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EOS
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flag "-r=",
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description: "Load a library using `require`."
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flag "-e=",
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description: "Execute the given text string as a script."
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named_args :file
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end
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end
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def ruby
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args = ruby_args.parse
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ruby_sys_args = []
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ruby_sys_args << "-r#{args.r}" if args.r
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ruby_sys_args << "-e #{args.e}" if args.e
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ruby_sys_args += args.named
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exec(*HOMEBREW_RUBY_EXEC_ARGS,
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"-I", $LOAD_PATH.join(File::PATH_SEPARATOR),
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"-rglobal", "-rdev-cmd/irb",
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*ruby_sys_args)
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end
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end
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