47 lines
2.0 KiB
Ruby
47 lines
2.0 KiB
Ruby
# typed: true
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# frozen_string_literal: true
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# This file is included before any other files. It intentionally has typing disabled and has minimal use of `require`.
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required_ruby_major, required_ruby_minor, = ENV.fetch("HOMEBREW_REQUIRED_RUBY_VERSION", "").split(".").map(&:to_i)
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gems_vendored = if required_ruby_minor.nil?
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# We're likely here if running RuboCop etc, so just assume we don't need to install gems as we likely already have
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true
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else
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ruby_major, ruby_minor, = RUBY_VERSION.split(".").map(&:to_i)
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raise "Could not parse Ruby requirements" if !ruby_major || !ruby_minor || !required_ruby_major
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if ruby_major < required_ruby_major || (ruby_major == required_ruby_major && ruby_minor < required_ruby_minor)
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raise "Homebrew must be run under Ruby #{required_ruby_major}.#{required_ruby_minor}! " \
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"You're running #{RUBY_VERSION}."
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end
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# This list should match .gitignore
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vendored_versions = ["3.1"].freeze
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vendored_versions.include?("#{ruby_major}.#{ruby_minor}")
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end.freeze
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# We trust base Ruby to provide what we need.
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# Don't look into the user-installed sitedir, which may contain older versions of RubyGems.
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require "rbconfig"
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$LOAD_PATH.reject! { |path| path.start_with?(RbConfig::CONFIG["sitedir"]) }
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require "pathname"
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dir = __dir__ || raise("__dir__ is not defined")
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HOMEBREW_LIBRARY_PATH = Pathname(dir).parent.realpath.freeze
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require_relative "../utils/gems"
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Homebrew.setup_gem_environment!(setup_path: false)
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# Install gems for Rubies we don't vendor for.
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if !gems_vendored && !ENV["HOMEBREW_SKIP_INITIAL_GEM_INSTALL"]
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Homebrew.install_bundler_gems!(setup_path: false)
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ENV["HOMEBREW_SKIP_INITIAL_GEM_INSTALL"] = "1"
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end
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$LOAD_PATH.push HOMEBREW_LIBRARY_PATH.to_s unless $LOAD_PATH.include?(HOMEBREW_LIBRARY_PATH.to_s)
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require_relative "../vendor/bundle/bundler/setup"
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$LOAD_PATH.unshift "#{HOMEBREW_LIBRARY_PATH}/vendor/bundle/#{RUBY_ENGINE}/#{Gem.ruby_api_version}/gems/" \
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"bundler-#{Homebrew::HOMEBREW_BUNDLER_VERSION}/lib"
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$LOAD_PATH.uniq!
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