class Opal::Rubyspec::FiltersRewriter

def fixture(file, *args)

Adapted from: spec/mspec/lib/mspec/helpers/fixture.rb
def fixture(file, *args)
  path = File.dirname(file)
  path = path[0..-7] if path[-7..-1] == '/shared'
  fixtures = path[-9..-1] == '/fixtures' ? '' : 'fixtures'
  File.join(path, fixtures, args)
end