JezK
Edit File: nio.rb
# frozen_string_literal: true require "socket" require "nio/version" # New I/O for Ruby module NIO # NIO implementation, one of the following (as a string): # * select: in pure Ruby using Kernel.select # * libev: as a C extension using libev # * java: using Java NIO def self.engine ENGINE end def self.pure?(env = ENV) # The user has explicitly opted in to non-native implementation: if env["NIO4R_PURE"] == "true" return true end # Native Ruby on Windows is not supported: if (Gem.win_platform? && !defined?(JRUBY_VERSION)) return true end # M1 native extension is crashing on M1 (arm64): # if RUBY_PLATFORM =~ /darwin/ && RUBY_PLATFORM =~ /arm64/ # return true # end return false end end if NIO.pure? require "nio/monitor" require "nio/selector" require "nio/bytebuffer" NIO::ENGINE = "ruby" else require "nio4r_ext" if defined?(JRUBY_VERSION) require "java" require "jruby" org.nio4r.Nio4r.new.load(JRuby.runtime, false) NIO::ENGINE = "java" else NIO::ENGINE = "libev" end end