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|
#!/usr/bin/env ruby
# frozen_string_literal: true
require "pathname"
require_relative "../spec/support/helpers"
class RubygemsVersionManager
include Spec::Helpers
end
rubygems_version_manager = RubygemsVersionManager.new
version = ENV.delete("RGV")
rubygems_path = Pathname.new(version).expand_path
unless rubygems_path.directory?
rubygems_path = Pathname.new("tmp/rubygems").expand_path
unless rubygems_path.directory?
rubygems_path.parent.mkpath
rubygems_version_manager.sys_exec!("git clone https://github.com/rubygems/rubygems.git #{rubygems_path}")
end
Dir.chdir(rubygems_path) do
rubygems_version_manager.sys_exec!("git remote update")
version = "v#{version}" if version =~ /\A\d/
rubygems_version_manager.sys_exec!("git checkout #{version} --quiet")
end
end
rubygems_lib = rubygems_path + "lib"
ENV["RUBYOPT"] = %(-I#{rubygems_lib} #{ENV["RUBYOPT"]})
if $0 != __FILE__
ARGV.unshift($0)
elsif cmd = ARGV.first
possible_dirs = [
Pathname.new(__FILE__) + "..",
Pathname.new(__FILE__) + "../../exe",
rubygems_path + "bin",
]
cmd = possible_dirs.map do |dir|
dir.join(cmd).expand_path
end.find(&:file?)
ARGV[0] = cmd.to_s if cmd
end
exec(*ARGV)
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