module Bootsnap::CompileCache

def self.setup(cache_dir:, iseq:, yaml:, json:, readonly: false)
  if iseq
    if supported?
      require_relative "compile_cache/iseq"
      Bootsnap::CompileCache::ISeq.install!(cache_dir)
    elsif $VERBOSE
      warn("[bootsnap/setup] bytecode caching is not supported on this implementation of Ruby")
    end
  end
  if yaml
    if supported?
      require_relative "compile_cache/yaml"
      Bootsnap::CompileCache::YAML.install!(cache_dir)
    elsif $VERBOSE
      warn("[bootsnap/setup] YAML parsing caching is not supported on this implementation of Ruby")
    end
  end
  if json
    if supported?
      require_relative "compile_cache/json"
      Bootsnap::CompileCache::JSON.install!(cache_dir)
    elsif $VERBOSE
      warn("[bootsnap/setup] JSON parsing caching is not supported on this implementation of Ruby")
    end
  end
  if supported? && defined?(Bootsnap::CompileCache::Native)
    Bootsnap::CompileCache::Native.readonly = readonly
  end
end

def self.supported?
  # only enable on 'ruby' (MRI) and TruffleRuby for POSIX (darwin, linux, *bsd), Windows (RubyInstaller2)
  %w[ruby truffleruby].include?(RUBY_ENGINE) &&
    RUBY_PLATFORM.match?(/darwin|linux|bsd|mswin|mingw|cygwin/)
end