static String transform ( String word ) {
  return word . toUpperCase ( ) ;
}

static String transform ( String word ) { return word . toUpperCase ( ) ; }
(method_declaration (modifiers) type: (type_identifier) name: (identifier) parameters: (formal_parameters (formal_parameter type: (type_identifier) name: (identifier))) body: (block (return_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))