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Man Pages


Manual Reference Pages  -  PPIX::EDITORTOOLS::LEXER (3)

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NAME

PPIx::EditorTools::Lexer - Simple Lexer used for syntax highlighting

CONTENTS

SYNOPSIS



  PPIx::EditorTools::Lexer->new->lexer(
        code => "package TestPackage;\nsub x { 1;\n",
        highlighter => sub {
                my ( $css, $row, $rowchar, $len ) = @_;
                ...
        },
      );



DESCRIPTION

Go over the various interesting elements of a give piece of code or an already process PPI tree. For each token call the user supplied ’highlighter’ function with the follow values:



  $css     - The keyword that can be used for colouring.
  $row     - The row number where the token starts
  $rowchar - The character within that row where the token starts
  $len     - The length of the token



METHODS

new() Constructor. Generally shouldn’t be called with any arguments.
find( ppi => PPI::Document $ppi, highlighter => sub {...} ) =item find( code => Str $code, highlighter => sub ...{} ) Accepts either a PPI::Document to process or a string containing the code (which will be converted into a PPI::Document) to process. Return a reference to an array.

SEE ALSO

This class inherits from PPIx::EditorTools. Also see App::EditorTools, Padre, and PPI.
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perl v5.20.3 PPIX::EDITORTOOLS::LEXER (3) 2014-09-03

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