Prism::BlockParametersNode#copy

# File tmp/rubies/ruby-3.3.0/lib/prism/node.rb, line 1790
def copy(**params)
  BlockParametersNode.new(
    params.fetch(:parameters) { parameters },
    params.fetch(:locals) { locals },
    params.fetch(:opening_loc) { opening_loc },
    params.fetch(:closing_loc) { closing_loc },
    params.fetch(:location) { location },
  )
end