use warnings; no warnings 'uninitialized';
use strict;

use Perl::Tidy;
use HTML::TokeParser;
use Text::Aspell;

my @To_Check;

my $input = join '', <DATA>;
my $p = HTML::TokeParser->new( \$input ) ||
    die "Couldn't create HTML::TokeParser object";

my $speller = Text::Aspell->new() || die "Couldn't create speller.";

while ( my $token = $p->get_token ) {

    push @To_Check, $token->[1] if $token->[0] eq 'T' and not $token->
+[-1];

    if ( $token->[1] eq 'code' and $token->[0] eq 'S' ) {

            # look for text in comments
            my $code_text = $p->get_text('code');
            perltidy( source => \$code_text,
                      formatter => bless(\{}, __PACKAGE__)
           );
    }
}

for my $block ( @To_Check ) {
    for my $wordish ( $block =~ /\b([-[:alpha:]']+?)\b/g ) {
        next if $wordish =~ /^\d+$/;

        unless ( $speller->check( $wordish ) ) {

            my @suggestions = $speller->suggest( $wordish );

            @suggestions = splice(@suggestions,0,6); # max suggestions

            printf("%12s -->> %s\n",
                   $wordish,
                   join(', ', @suggestions )
                  );
        }
    }
}

exit 0;
#===============================================================
sub write_line { # we won't be writing anything
    my ( $ego, $tokens ) = @_;
    # I think comments can only be the last element so -1
    push @To_Check, $tokens->{_rtokens}[-1]
        if $tokens->{_rtoken_type}[-1] eq '#';
}


__END__
<p>
    This is a somewhat naeeve example, but here it is: <code>print "He
+llo world!\n"; # can chekc this</co+de>
</p>

<code>
use Perl::Tidy;        # a one trick poney powerhouse
use Text::Aspell;      # a trick to install
use HTML::TokeParser;  # a sentimental favorite
use PM::Whatnot;       # a local moduel

my $input = PM::Whatnot::filter_post(); # do speling check
</co+de>
[download]

And the output:

   naeeve -->> nerve, nae eve, nae-eve, nave, naive, never
    chekc -->> check, cheek
    poney -->> pone, pony, peony, pine, piny, phony
   moduel -->> module, model, moduli, modulo, mo duel, mo-duel
  speling -->> spelling, spieling, sparling, sapling, spilling, spoili
+ng
[download]