End of Life Ruby 3.1 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

class method

Gem.platforms

platforms

# File tmp/rubies/ruby-3.1.3/lib/rubygems.rb, line 657
def self.platforms
  @platforms ||= []
  if @platforms.empty?
    @platforms = [Gem::Platform::RUBY, Gem::Platform.local]
  end
  @platforms
end

Array of platforms this RubyGems supports.

See also .platforms= .platform_defaults .path_separator .plugindir also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.0

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