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package LatexIndent::Preamble;
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# See http://www.gnu.org/licenses/.
#
# Chris Hughes, 2017
#
# For all communication, please visit: https://github.com/cmhughes/latexindent.pl
use strict;
use warnings;
use LatexIndent::Tokens qw/%tokens/;
use LatexIndent::Switches qw/$is_t_switch_active $is_m_switch_active/;
use LatexIndent::GetYamlSettings qw/%masterSettings/;
use LatexIndent::LogFile qw/$logger/;
use LatexIndent::Environment qw/$environmentBasicRegExp/;
use LatexIndent::IfElseFi qw/$ifElseFiBasicRegExp/;
use LatexIndent::Special qw/$specialBeginBasicRegExp/;
our @ISA = "LatexIndent::Document"; # class inheritance, Programming Perl, pg 321
our $preambleCounter;
sub create_unique_id{
my $self = shift;
$preambleCounter++;
${$self}{id} = "$tokens{preamble}$preambleCounter$tokens{endOfToken}";
return;
}
sub get_replacement_text{
my $self = shift;
# the replacement text for preamble needs to put the \\begin{document} back in
$logger->trace("Custom replacement text routine for preamble ${$self}{name}") if $is_t_switch_active;
${$self}{replacementText} = ${$self}{id}.${$self}{afterbit};
delete ${$self}{afterbit};
}
sub indent{
# preamble doesn't receive any additional indentation
return;
}
sub tasks_particular_to_each_object{
my $self = shift;
# search for environments
$self->find_environments if ${$self}{body} =~ m/$environmentBasicRegExp/;
# search for ifElseFi blocks
$self->find_ifelsefi if ${$self}{body} =~ m/$ifElseFiBasicRegExp/s;
if(${$masterSettings{specialBeginEnd}}{specialBeforeCommand}){
# search for special begin/end
$self->find_special if ${$self}{body} =~ m/$specialBeginBasicRegExp/s;
# search for commands with arguments
$self->find_commands_or_key_equals_values_braces if(!$masterSettings{preambleCommandsBeforeEnvironments});
} else {
# search for commands with arguments
$self->find_commands_or_key_equals_values_braces if(!$masterSettings{preambleCommandsBeforeEnvironments});
# search for special begin/end
$self->find_special if ${$self}{body} =~ m/$specialBeginBasicRegExp/s;
}
# text wrapping, remove paragraph line breaks
if ($is_m_switch_active){
$self->yaml_get_textwrap_removeparagraphline_breaks;
# call the remove_paragraph_line_breaks and text_wrap routines
if(${$masterSettings{modifyLineBreaks}{removeParagraphLineBreaks}}{beforeTextWrap}){
$self->remove_paragraph_line_breaks if ${$self}{removeParagraphLineBreaks};
$self->text_wrap if (${$self}{textWrapOptions} and ${$masterSettings{modifyLineBreaks}{textWrapOptions}}{perCodeBlockBasis});
} else {
$self->text_wrap if (${$self}{textWrapOptions} and ${$masterSettings{modifyLineBreaks}{textWrapOptions}}{perCodeBlockBasis});
$self->remove_paragraph_line_breaks if ${$self}{removeParagraphLineBreaks};
}
}
}
1;
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