source 'http://rubygems.org'

# Specify your gem's dependencies in child_process.gemspec
gemspec

if RUBY_VERSION =~ /^1\./
  gem 'tins', '< 1.7' # The 'tins' gem requires Ruby 2.x on/after this version
  gem 'json', '< 2.0' # The 'json' gem drops pre-Ruby 2.x support on/after this version
  gem 'term-ansicolor', '< 1.4' # The 'term-ansicolor' gem requires Ruby 2.x on/after this version

  # ffi gem for Windows requires Ruby 2.x on/after this version
  gem 'ffi', '< 1.9.15' if ENV['CHILDPROCESS_POSIX_SPAWN'] == 'true' || Gem.win_platform?
elsif Gem::Version.new(RUBY_VERSION) < Gem::Version.new('2.2')
  # Ruby 2.0/2.1 support only ffi before 1.10
  gem 'ffi', '~> 1.9.0' if ENV['CHILDPROCESS_POSIX_SPAWN'] == 'true' || Gem.win_platform?
else
  gem 'ffi' if ENV['CHILDPROCESS_POSIX_SPAWN'] == 'true' || Gem.win_platform?
end
