in reply to Re: getting a list of all subclasses of base class x
in thread getting a list of all subclasses of base class x

I want to process the token stream generated from PPI.
So I want to enumerate and store each of its token types.

I agree with your design objection, so I asked Adam Kennedy, if there is a method to list all such token classes in PPI. I will see what he suggests...

  • Comment on Re^2: getting a list of all subclasses of base class x

Replies are listed 'Best First'.
Re^3: getting a list of all subclasses of base class x
by Anonymous Monk on Jul 09, 2008 at 07:15 UTC
    http://search.cpan.org/src/ADAMK/PPI-1.203/lib/PPI/Token.pm
    #!/usr/bin/perl -- use strict; use warnings; use PPI::Token; print $_,$/ for map { s/\.pm//; s~/~::~g; $_; } sort grep /Token\W/, keys %INC; __END__ PPI::Token PPI::Token::ArrayIndex PPI::Token::Attribute PPI::Token::Cast PPI::Token::Comment PPI::Token::DashedWord PPI::Token::Data PPI::Token::End PPI::Token::HereDoc PPI::Token::Label PPI::Token::Magic PPI::Token::Number PPI::Token::Number::Binary PPI::Token::Number::Exp PPI::Token::Number::Float PPI::Token::Number::Hex PPI::Token::Number::Octal PPI::Token::Number::Version PPI::Token::Operator PPI::Token::Pod PPI::Token::Prototype PPI::Token::Quote PPI::Token::Quote::Double PPI::Token::Quote::Interpolate PPI::Token::Quote::Literal PPI::Token::Quote::Single PPI::Token::QuoteLike PPI::Token::QuoteLike::Backtick PPI::Token::QuoteLike::Command PPI::Token::QuoteLike::Readline PPI::Token::QuoteLike::Regexp PPI::Token::QuoteLike::Words PPI::Token::Regexp PPI::Token::Regexp::Match PPI::Token::Regexp::Substitute PPI::Token::Regexp::Transliterate PPI::Token::Separator PPI::Token::Structure PPI::Token::Symbol PPI::Token::Unknown PPI::Token::Whitespace PPI::Token::Word PPI::Token::_QuoteEngine PPI::Token::_QuoteEngine::Full PPI::Token::_QuoteEngine::Simple
Re^3: getting a list of all subclasses of base class x
by moritz (Cardinal) on Jul 14, 2008 at 09:14 UTC
    I want to process the token stream generated from PPI. So I want to enumerate and store each of its token types.

    Maybe you can enumerate them lazily as you encounter them? Something along these lines:

    use Memoize qw(memoize); memoize qw(number_for_class); sub number_for_class { state $i; return ++$i };