Prism::AssocNode#copy

# File tmp/rubies/ruby-3.3.0/lib/prism/node.rb, line 886
def copy(**params)
  AssocNode.new(
    params.fetch(:key) { key },
    params.fetch(:value) { value },
    params.fetch(:operator_loc) { operator_loc },
    params.fetch(:location) { location },
  )
end