U/perl/time_size.U: don't try to include non-standard <values.h>

[metaconfig.git] / U / spellcheck-U

#!/usr/bin/perl

use 5.016;
use warnings;
use autodie;

use File::Find;

use Pod::Spell::CommonMistakes::WordList qw( _check_case _check_common );
use Text::Aspell;

my @u;
find (sub { m/\.U$/ && !-l && -s and push @u, $File::Find::name }, glob "*");

my %ignore = (
    "modified/Oldconfig.U"	=> {
	"gnu"		=> "GNU",		# output of uname
	},
    "perl/patchlevel.U"		=> {
	"subversion"    => "Subversion",	# perl's subversion, not svn
	},
    );
my %skip = map { m/^(\S+)/; lc $1 => 1 } <DATA>;
if (open my $fh, "<", "/pro/3gl/CPAN/perl-git/Porting/Glossary") {
    while (<$fh>) {
	m/^(\S+)\s+\(\S+\)\s*:\s*$/ and $skip{lc $1}++;
	}
    }
if (open my $fh, "<", "/pro/3gl/CPAN/perl-git/config_h.SH") {
    while (<$fh>) {
	m{^/\* ([A-Z_]+):$} and $skip{lc $1}++;
	}
    }

my $asp = Text::Aspell->new;

foreach my $u (sort @u) {
    open my $fh, "<", $u;

    my ($m) = ($u =~ m{([^/]+)\.U$});
    $skip{lc $m}++;

    my $n = 0;
    while (<$fh>) {

	my $loc = sprintf "%-27s %4d", $u, ++$n;

	m{^(?| \?RCS:   \s+ (\w.*)
	     | \?C:     \s+ (\w.*)
	     | \?S:     \s+ (\w.*)
	     | \?INIT:: \s+ (\w.*)
	     | \?X:	\s* (\w.*)
	     | :        \s+ (\w.*)
	     )}x or
	m{echo \s+ (?| "([^"]+)"
	             | '([^']+)'
	             )}x or next;

	my $t = $1;
	$t =~ s/\b( [Ww]as
	          | [Dd]id
	          | [Ii]s
	          | [Cc]ould
	          | [Ss]hould
	          | [Dd]oes
	          | [Nn]eed
	          | [Aa]re
	          ) n't
	          \b/$1 not/gx;
	$t =~ s{\b[fh]tt?ps?://\S+}{}g;	# possible url
	$t =~ s{<\S+\@\S+>}{}g;		# possible e-mail address
	$t =~ s{<\S+\.h>}{}g;		# possibly header file reference
	$t =~ s{"\S+\.h"}{}g;		# possibly header file reference

	my @w = split m([!-#'-,./:-?[-^`{-~\s]+) => $t;

	# CommonMistakes
	my ($err, %seen);
	$err = _check_case (\@w);
	if (ref $err eq "HASH" && keys %$err) {
	    for (sort keys %$err) {
		exists $ignore{$u}{$_} and next;
		$seen{$_}++ and next;;
		printf "%s %-20s => %s\n", $loc, $_, $err->{$_};
		}
	    }

	$err = _check_common (\@w);
	if (ref $err eq "HASH" && keys %$err) {
	    for (sort keys %$err) {
		exists $ignore{$u}{$_} and next;
		$seen{$_}++ and next;;
		printf "%s %-20s => %s\n", $loc, $_, $err->{$_};
		}
	    }

	# aspell
	for (grep { !m/[-0-9_\$@%~]/ } @w) {
	    exists $ignore{$u}{$_} and next;
	    exists $skip{lc $_}    and next;
	    $asp->check ($_)       and next;
	    my @s = $asp->suggest ($_);
	    printf "%s %-20s => %s\n", $loc, $_, "(@s)";
	    }
	}
    }

__END__
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