NAME
    CSS::Struct::Output::Indent - Indent printing 'CSS::Struct' structure to
    CSS code.

SYNOPSIS
     use CSS::Struct::Output::Indent;

     my $css = CSS::Struct::Output::Indent->new(%parameters);
     my $ret_or_undef = $css->flush($reset_flag);
     $css->put(@data);
     $css->reset;

METHODS
  "new"
     my $css = CSS::Struct::Output::Indent->new(%parameters);

    Constructor.

    Returns instance of object.

    *       "auto_flush"

             Auto flush flag.
             Default is 0.

    *       "comment_delimeters"

             Reference to array with begin and end comment delimeter.
             Default value is ['/*', '*/'].
             Possible values are:
             - ['/*', '*/']
             - ['<!--', '-->'],

    *       "next_indent"

             Indent string.
             Default value is TAB.

    *       "output_handler"

             Handler for print output strings.
             Must be a GLOB.
             Default is undef.

    *       "skip_bad_types"

             Flag, that means bad 'CSS::Struct' types skipping.
             Default value is 0.

    *       "skip_comments"

             Flag, that means comment skipping.
             Default value is 0.

  "flush"
     my $ret_or_undef = $css->flush($reset_flag);

    Flush CSS structure in object. If defined 'output_handler' flush to its.
    Or return CSS. If enabled $reset_flag, then resets internal variables
    via reset method.

    Returns output string or undef.

  "put(@data)"
     $css->put(@data);

    Put CSS structure in format specified in CSS::Struct.

    Returns undef.

  "reset"
     $css->reset;

    Resets internal variables.

    Returns undef.

ERRORS
     From CSS::Struct::Output:
             Auto-flush can't use without output handler.
             Bad comment delimeters.
             Bad data.
             Bad number of arguments.
                     ('CSS::Struct' structure array),
             Bad type of data.
             Cannot write to output handler.
             No opened selector.
             Output handler is bad file handler.
             Unknown parameter '%s'.

EXAMPLE
     use strict;
     use warnings;

     use CSS::Struct::Output::Indent;

     my $css = CSS::Struct::Output::Indent->new(
             'output_handler' => \*STDOUT,
     );

     $css->put(['s', 'selector#id']);
     $css->put(['s', 'div div']);
     $css->put(['s', '.class']);
     $css->put(['d', 'weight', '100px']);
     $css->put(['d', 'font-size', '10em']);
     $css->put(['e']);
     $css->flush;
     print "\n";

     # Output:
     # selector#id, div div, .class {
     #         weight: 100px;
     #         font-size: 10em;
     # }

DEPENDENCIES
    CSS::Struct::Output, Indent, Readonly.

SEE ALSO
    CSS::Struct
        Struct oriented CSS manipulation.

    CSS::Struct::Output
        Base class for CSS::Struct::Output::*.

    CSS::Struct::Output::Raw
        Raw printing 'CSS::Struct' structure to CSS code.

REPOSITORY
    <https://github.com/michal-josef-spacek/CSS-Struct-Output-Indent>

AUTHOR
    Michal Josef Špaček <mailto:skim@cpan.org>

    <http://skim.cz>

LICENSE AND COPYRIGHT
    © 2011-2023 Michal Josef Špaček

    BSD 2-Clause License

VERSION
    0.05