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Pugs::Runtime::StrPos.3pm

NAME

Pugs::Runtime::StrPos - Represent a position inside a string

OPTIONAL MODULES

* YAML::Syck

- in order to support 'yaml()'

METHODS

* new({ str => ``...'', codes => $n });

create a new StrPos object.

'str' must be utf-8.

'codes' can be undef, meaning ``nowhere in this string''.

* from_str( $str )

create a new StrPos object, using the perl5-string internal 'pos'.

* from_str_graphs( $str, $graphs ) * from_str_codes( $str, $codes )

create a new StrPos object using grapheme or codepoint units.

* bytes() * codes() * graphs()

- return the position as an integer, counting in bytes, codepoints, or graphemes.

* langs()

- TODO - return the position as an integer, counting in language dependent chars.

* bool()

- test whether a position is defined.

* add_codes($n) * add_graphs($n)

- return a new StrPos with the new position

* clone

- return a new StrPos with the same position

OVERLOADS

* numeric

- return the count of graphemes, or undef.

* boolean

- test whether a position is defined. The position 'zero' is true.

Dumper methods

* perl

- return the internal representation as Perl source code.

* yaml

- return the internal representation as YAML. Requires the "YAML::Syck" module.

* dump_hs

- for Pugs interoperability

SEE ALSO

"v6" on CPAN

AUTHORS

The Pugs Team <perl6-compiler@perl.org>.

COPYRIGHT

Copyright 2007 by Flavio Soibelmann Glock and others.

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

See <http://www.perl.com/perl/misc/Artistic.html>