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wikiheaders: added `--report-coverage-gaps` to see what we aren't covering!

This commit is contained in:
Ryan C. Gordon 2024-05-01 19:58:21 -04:00
parent 05c5b3398f
commit eb2c9e9235
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GPG Key ID: FA148B892AB48044
1 changed files with 41 additions and 1 deletions
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42
build-scripts/wikiheaders.pl
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@ -41,6 +41,7 @@ foreach (@ARGV) {
$copy_direction = 1, next if $_ eq '--copy-to-header';
$copy_direction = -1, next if $_ eq '--copy-to-wiki';
$copy_direction = -2, next if $_ eq '--copy-to-manpages';
$copy_direction = -3, next if $_ eq '--report-coverage-gaps';
if (/\A--options=(.*)\Z/) {
$optionsfname = $1;
next;
@ -543,6 +544,19 @@ my %wikisectionorder = (); # contains references to array, each array item bei
my %referenceonly = (); # $referenceonly{"Y"} -> symbol name that this symbol is bound to. This makes wiki pages that say "See X" where "X" is a typedef and "Y" is a define attached to it. These pages are generated in the wiki only and do not bridge to the headers or manpages.
my @coverage_gap = (); # array of strings that weren't part of documentation, or blank, or basic preprocessor logic. Lets you see what this script is missing!
sub add_coverage_gap {
if ($copy_direction == -3) { # --report-coverage-gaps
my $text = shift;
my $dent = shift;
my $lineno = shift;
return if $text =~ /\A\s*\Z/; # skip blank lines
return if $text =~ /\A\s*\#\s*(if|el|endif|include)/; # skip preprocessor floof.
push @coverage_gap, "$dent:$lineno: $text";
}
}
sub print_undocumented_section {
my $fh = shift;
my $typestr = shift;
@ -597,9 +611,11 @@ while (my $d = readdir(DH)) {
my @contents = ();
my $ignoring_lines = 0;
my $header_comment = -1;
my $lineno = 0;
while (<FH>) {
chomp;
$lineno++;
my $symtype = 0; # nothing, yet.
my $decl;
my @templines;
@ -609,6 +625,12 @@ while (my $d = readdir(DH)) {
# Since a lot of macros are just preprocessor logic spam and not all macros are worth documenting anyhow, we only pay attention to them when they have a Doxygen comment attached.
# Functions and other things are a different story, though!
if ($header_comment == -1) {
$header_comment = /\A\/\*\s*\Z/ ? 1 : 0;
} elsif (($header_comment == 1) && (/\A\*\/\s*\Z/)) {
$header_comment = 0;
}
if ($ignoring_lines && /\A\s*\#\s*endif\s*\Z/) {
$ignoring_lines = 0;
push @contents, $_;
@ -634,17 +656,20 @@ while (my $d = readdir(DH)) {
$has_doxygen = 0;
} elsif (not /\A\/\*\*\s*\Z/) { # not doxygen comment start?
push @contents, $_;
add_coverage_gap($_, $dent, $lineno) if ($header_comment == 0);
next;
} else { # Start of a doxygen comment, parse it out.
@templines = ( $_ );
while (<FH>) {
chomp;
$lineno++;
push @templines, $_;
last if /\A\s*\*\/\Z/;
if (s/\A\s*\*\s*\`\`\`/```/) { # this is a hack, but a lot of other code relies on the whitespace being trimmed, but we can't trim it in code blocks...
$str .= "$_\n";
while (<FH>) {
chomp;
$lineno++;
push @templines, $_;
s/\A\s*\*\s?//;
if (s/\A\s*\`\`\`/```/) {
@ -661,6 +686,7 @@ while (my $d = readdir(DH)) {
}
$decl = <FH>;
$lineno++ if defined $decl;
$decl = '' if not defined $decl;
chomp($decl);
if ($decl =~ /\A\s*extern\s+(SDL_DEPRECATED\s+|)DECLSPEC/) {
@ -679,8 +705,10 @@ while (my $d = readdir(DH)) {
#print "Found doxygen but no function sig:\n$str\n\n";
foreach (@templines) {
push @contents, $_;
add_coverage_gap($_, $dent, $lineno);
}
push @contents, $decl;
add_coverage_gap($decl, $dent, $lineno);
next;
}
}
@ -695,6 +723,7 @@ while (my $d = readdir(DH)) {
if (not $decl =~ /\)\s*(\{.*|)\s*\Z/) {
while (<FH>) {
chomp;
$lineno++;
push @decllines, $_;
s/\A\s+//;
s/\s+\Z//;
@ -707,6 +736,7 @@ while (my $d = readdir(DH)) {
if (not $decl =~ /\)\s*;/) {
while (<FH>) {
chomp;
$lineno++;
push @decllines, $_;
s/\A\s+//;
s/\s+\Z//;
@ -768,6 +798,7 @@ while (my $d = readdir(DH)) {
while ($decl =~ /\\\Z/) {
my $l = <FH>;
last if not $l;
$lineno++;
chomp($l);
push @decllines, $l;
#$l =~ s/\A\s+//;
@ -825,6 +856,7 @@ while (my $d = readdir(DH)) {
if (!$started || ($brackets != 0)) {
$pending = <FH>;
die("EOF/error reading $incpath/$dent while parsing $sym\n") if not $pending;
$lineno++;
chomp($pending);
push @decllines, $pending;
$decl .= "\n";
@ -866,10 +898,13 @@ while (my $d = readdir(DH)) {
# Blank lines are allowed, anything else, even comments, are not.
my $blank_lines = 0;
my $lastpos = tell(FH);
my $lastlineno = $lineno;
my $additional_decl = '';
while (<FH>) {
chomp;
$lineno++;
if (/\A\s*\Z/) {
$blank_lines++;
} elsif (/\A\s*\#\s*(define|if|else|elif|endif)(\s+|\Z)/) {
@ -889,6 +924,7 @@ while (my $d = readdir(DH)) {
$lastpos = tell(FH);
} else {
seek(FH, $lastpos, 0); # re-read eaten lines again next time.
$lineno = $lastlineno;
last;
}
}
@ -2067,6 +2103,10 @@ if ($copy_direction == 1) { # --copy-to-headers
close(FH);
rename($tmppath, $path) or die("Can't rename '$tmppath' to '$path': $!\n");
}
} elsif ($copy_direction == -3) { # --report-coverage_gaps
foreach (@coverage_gap) {
print("$_\n");
}
}
# end of wikiheaders.pl ...