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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
2.7
3.0
3.1
3.2
3.3
].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
windows
x64_mingw
].freeze
def ruby?
return true if Bundler::GemHelpers.generic_local_platform_is_ruby?
!windows? && (RUBY_ENGINE == "ruby" || RUBY_ENGINE == "rbx" || RUBY_ENGINE == "maglev" || RUBY_ENGINE == "truffleruby")
end
def mri?
!windows? && RUBY_ENGINE == "ruby"
end
def rbx?
ruby? && RUBY_ENGINE == "rbx"
end
def jruby?
RUBY_ENGINE == "jruby"
end
def maglev?
RUBY_ENGINE == "maglev"
end
def truffleruby?
RUBY_ENGINE == "truffleruby"
end
def windows?
Gem.win_platform?
end
alias_method :mswin?, :windows?
alias_method :mswin64?, :windows?
alias_method :mingw?, :windows?
alias_method :x64_mingw?, :windows?
(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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