module Kernel

def require(path)
  string_path = Bootsnap.rb_get_path(path)
  return false if Bootsnap::LoadPathCache.loaded_features_index.key?(string_path)
  resolved = Bootsnap::LoadPathCache.load_path_cache.find(string_path)
  if Bootsnap::LoadPathCache::FALLBACK_SCAN.equal?(resolved)
    if (cursor = Bootsnap::LoadPathCache.loaded_features_index.cursor(string_path))
      ret = require_without_bootsnap(path)
      resolved = Bootsnap::LoadPathCache.loaded_features_index.identify(string_path, cursor)
      Bootsnap::LoadPathCache.loaded_features_index.register(string_path, resolved)
      return ret
    else
      return require_without_bootsnap(path)
    end
  elsif false == resolved
    return false
  elsif resolved.nil?
    error = LoadError.new(+"cannot load such file -- #{path}")
    error.instance_variable_set(:@path, path)
    raise error
  else
    # Note that require registers to $LOADED_FEATURES while load does not.
    ret = require_without_bootsnap(resolved)
    Bootsnap::LoadPathCache.loaded_features_index.register(string_path, resolved)
    return ret
  end
end