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# frozen_string_literal: true
module Bundler
# Returns current version of Ruby
#
# @return [CurrentRuby] Current version of Ruby
def self.current_ruby
@current_ruby ||= CurrentRuby.new
end
class CurrentRuby
KNOWN_MINOR_VERSIONS = %w[
1.8
1.9
2.0
2.1
2.2
2.3
2.4
2.5
2.6
].freeze
KNOWN_MAJOR_VERSIONS = KNOWN_MINOR_VERSIONS.map {|v| v.split(".", 2).first }.uniq.freeze
KNOWN_PLATFORMS = %w[
jruby
maglev
mingw
mri
mswin
mswin64
rbx
ruby
truffleruby
x64_mingw
].freeze
def ruby?
!mswin? && (!defined?(RUBY_ENGINE) || RUBY_ENGINE == "ruby" ||
RUBY_ENGINE == "rbx" || RUBY_ENGINE == "maglev" || RUBY_ENGINE == "truffleruby")
end
def mri?
!mswin? && (!defined?(RUBY_ENGINE) || RUBY_ENGINE == "ruby")
end
def rbx?
ruby? && defined?(RUBY_ENGINE) && RUBY_ENGINE == "rbx"
end
def jruby?
defined?(RUBY_ENGINE) && RUBY_ENGINE == "jruby"
end
def maglev?
defined?(RUBY_ENGINE) && RUBY_ENGINE == "maglev"
end
def truffleruby?
defined?(RUBY_ENGINE) && RUBY_ENGINE == "truffleruby"
end
def mswin?
Bundler::WINDOWS
end
def mswin64?
Bundler::WINDOWS && Bundler.local_platform != Gem::Platform::RUBY && Bundler.local_platform.os == "mswin64" && Bundler.local_platform.cpu == "x64"
end
def mingw?
Bundler::WINDOWS && Bundler.local_platform != Gem::Platform::RUBY && Bundler.local_platform.os == "mingw32" && Bundler.local_platform.cpu != "x64"
end
def x64_mingw?
Bundler::WINDOWS && Bundler.local_platform != Gem::Platform::RUBY && Bundler.local_platform.os == "mingw32" && Bundler.local_platform.cpu == "x64"
end
(KNOWN_MINOR_VERSIONS + KNOWN_MAJOR_VERSIONS).each do |version|
trimmed_version = version.tr(".", "")
define_method(:"on_#{trimmed_version}?") do
RUBY_VERSION.start_with?("#{version}.")
end
KNOWN_PLATFORMS.each do |platform|
define_method(:"#{platform}_#{trimmed_version}?") do
send(:"#{platform}?") && send(:"on_#{trimmed_version}?")
end
end
end
end
end
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