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|
#!/usr/bin/env perl
use v5.34;
use warnings;
use feature 'signatures';
no warnings 'experimental';
use Getopt::Std ();
use CommonMark ();
BEGIN { *CM:: = *CommonMark:: }
sub usage($fh) {
print $fh <<~'EOF';
Usage:
md
md -h
EOF
}
sub help($fh) {
print $fh <<~'EOF';
Options:
-h, --help show this message
EOF
}
for (@ARGV) {
last if $_ eq '--';
if ($_ eq '--help') {
usage *STDOUT;
help *STDOUT;
exit;
}
}
my %opts;
if (!Getopt::Std::getopts('h', \%opts)) {
usage *STDERR;
exit 2;
}
if ($opts{h}) {
usage *STDOUT;
help *STDOUT;
exit;
}
sub into_table($s) {
my @lines = ();
my $i = 1;
for (split "\n", $s) {
my $line = '<tr><td>' . $i++ . '</td><td>' . $_ . '</td></tr>';
push @lines, $line;
}
return join "\n", @lines;
}
sub with_file($f, $mode, $block) {
\$block();
}
given (shift @ARGV) {
shift @ARGV if defined($ARGV[0]) and $ARGV[0] eq '--';
when ('snippets') {
for (@ARGV) {
open my $fh, '<', $_ or die "Can't open $_";
my $doc = CM->parse(file => $fh);
my $iter = $doc->iterator;
my $i = 0;
while (my ($event_type, $node) = $iter->next) {
next if $node->get_type != CM::NODE_CODE_BLOCK;
my $f = "$_.$i.txt";
$i++;
say 123;
with_file $f, '>', sub {
say 456;
};
open my $fh, '>', $f or die "Can't open $f";
print $fh $node->get_literal;
close $fh or die "Can't close $f";
}
close $fh or die "Can't close $_";
}
}
when ('render') {
my $s = CM->parse(file => *STDIN)->render(format => 'html');
my @ret = ();
my $in_block = 0;
for (split "\n", $s) {
if (/^<pre><code/) {
say $_;
}
push @ret, $_;
}
break;
my $s2 = join("\n", @ret) . "\n";
# say "antes: $s";
# say "depois: " . join "\n", @ret;
open my $fh1, '>', 'antes';
print $fh1 $s;
close $fh1;
open my $fh2, '>', 'depois';
print $fh2 $s2;
close $fh2;
say '=========' if $s eq $s2;
break;
say "$s";
my $doc = CM->parse(file => *STDIN);
my $iter = $doc->iterator;
while (my ($event_type, $node) = $iter->next) {
# say $node->get_on_exit;
# say $node->get_type_string;
# next;
# next if $node->get_type == CM::NODE_DOCUMENT;
# next unless $event_type == CM::EVENT_ENTER;
if ($node->get_type == CM::NODE_CODE_BLOCK) {
# say $node->get_on_exit;
# say $node->get_on_enter;
# say 123;
# next;
# $node->set_literal(into_table($node->get_literal));
# say 123;
} else {
# say $node->render(format => 'html');
# use Data::Dumper;
# say Dumper($node->get_type_string);
}
}
say $doc->render(format => 'html', unsafe => 1);
}
default {
print STDERR "Bad ACTION \"$_\".\n\n";
usage *STDERR;
exit 2;
}
}
__END__
# use Data::Dumper;
# print Dumper(\%opts);
# exit: extra newline in output
# no warnings ('experimental::signatures', );
# no warnings ('experimental::when', );
# $Getopt::Std::STANDARD_HELP_VERSION = 1;
perlcritic
use builtin qw(true);
if (true) {
say 'true';
exit 3;
}
|
