Mons Anderson

NAME

lvalue - use lvalue subroutines with ease

VERSION

Version 0.01

SYNOPSIS

Simply put get and set blocks at the end of your lvalue sub. Please note, no comma or semicolon between statements are allowed (in case of semicolon only last statement will be take an action)

        use lvalue;

        sub mysub : lvalue {
                get {
                        return 'result for get';
                }
                set {
                        my $set_value = shift;
                        # ...
                }
        }

        mysub() = 'test'; # will invoke set block with argument 'test';
        print mysub(); # will invoke get block without arguments. result will be returned to print;

        sub readonly : lvalue {
                get {
                        return 'readonly value';
                }
        }
        
        print readonly();  # ok
        readonly = 'test'; # fails

        sub writeonly : lvalue {
                set {
                        my $set_value = shift;
                        # ...
                }
        }
        
        writeonly = 'test'; # ok
        print writeonly();  # fails

EXPORT

There are 2 export functions: set and get. If you don't want to use export, you may use full names

        sub mysub : lvalue {
                lvalue::get {
                        return 'something';
                }
                lvalue::set {
                        my $set_value = shift;
                }
        }

FUNCTIONS

set

invoked with argument from right side

get

invoked without arguments. the returned value passed out

AUTHOR

Mons Anderson, <mons@cpan.org>

BUGS

None known

COPYRIGHT & LICENSE

Copyright 2009 Mons Anderson.

This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.