the kind of perl code that can only be written at 4:30 am

[ikiwiki.git] / IkiWiki.pm

diff --git a/IkiWiki.pm b/IkiWiki.pm
index 88d6d442b9c28b5cf2ab420b2b663158b5c5258e..73280abf1b13b0f3d56e3c71657ac401da061cc6 100644 (file)
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -1006,8 +1006,22 @@ sub pagespec_match ($$;@) { #{{{
 package IkiWiki::FailReason;
 
 use overload (
-       '""' => sub { return ${$_[0]} },
-       '0+' => sub { return 0 },
+       '""'    => sub { return ${$_[0]} },
+       '0+'    => sub { return 0 },
+       '!'     => sub { bless $_[0], 'IkiWiki::SuccessReason'},
+       fallback => 1,
+);
+
+sub new {
+       bless \$_[1], $_[0];
+}
+
+package IkiWiki::SuccessReason;
+
+use overload (
+       '""'    => sub { return ${$_[0]} },
+       '0+'    => sub { return 1 },
+       '!'     => sub { bless $_[0], 'IkiWiki::FailReason'},
        fallback => 1,
 );
 
@@ -1037,7 +1051,7 @@ sub match_glob ($$;@) { #{{{
        $glob=~s/\\\?/./g;
 
        if ($page=~/^$glob$/i) {
-               return 1
+               return IkiWiki::SuccessReason->new("$glob matches $page");
        }
        else {
                return IkiWiki::FailReason->new("$glob does not match $page");
@@ -1063,7 +1077,8 @@ sub match_link ($$;@) { #{{{
        my $bestlink = IkiWiki::bestlink($from, $link);
        return IkiWiki::FailReason->new("no such link") unless length $bestlink;
        foreach my $p (@$links) {
-               return 1 if $bestlink eq IkiWiki::bestlink($page, $p);
+               return IkiWiki::SuccessReason->new("$page links to $link")
+                       if $bestlink eq IkiWiki::bestlink($page, $p);
        }
        return IkiWiki::FailReason->new("$page does not link to $link");
 } #}}}
@@ -1077,10 +1092,15 @@ sub match_created_before ($$;@) { #{{{
        my $testpage=shift;
 
        if (exists $IkiWiki::pagectime{$testpage}) {
-               return $IkiWiki::pagectime{$page} < $IkiWiki::pagectime{$testpage};
+               if ($IkiWiki::pagectime{$page} < $IkiWiki::pagectime{$testpage}) {
+                       IkiWiki::SuccessReason->new("$page created before $testpage");
+               }
+               else {
+                       IkiWiki::FailReason->new("$page not created before $testpage");
+               }
        }
        else {
-               return IkiWiki::FailReason->new("$page not created before $testpage");
+               return IkiWiki::FailReason->new("$testpage has no ctime");
        }
 } #}}}
 
@@ -1089,26 +1109,43 @@ sub match_created_after ($$;@) { #{{{
        my $testpage=shift;
 
        if (exists $IkiWiki::pagectime{$testpage}) {
-               return $IkiWiki::pagectime{$page} > $IkiWiki::pagectime{$testpage};
+               if ($IkiWiki::pagectime{$page} > $IkiWiki::pagectime{$testpage}) {
+                       IkiWiki::SuccessReason->new("$page created after $testpage");
+               }
+               else {
+                       IkiWiki::FailReason->new("$page not created after $testpage");
+               }
        }
        else {
-               return IkiWiki::FailReason->new("$page not created after $testpage");
+               return IkiWiki::FailReason->new("$testpage has no ctime");
        }
 } #}}}
 
 sub match_creation_day ($$;@) { #{{{
-       return 1 if ((gmtime($IkiWiki::pagectime{shift()}))[3] == shift);
-       return IkiWiki::FailReason->new("creation_day did not match");
+       if ((gmtime($IkiWiki::pagectime{shift()}))[3] == shift) {
+               return IkiWiki::SuccessReason->new("creation_day matched");
+       }
+       else {
+               return IkiWiki::FailReason->new("creation_day did not match");
+       }
 } #}}}
 
 sub match_creation_month ($$;@) { #{{{
-       return 1 if ((gmtime($IkiWiki::pagectime{shift()}))[4] + 1 == shift);
-       return IkiWiki::FailReason->new("creation_month did not match");
+       if ((gmtime($IkiWiki::pagectime{shift()}))[4] + 1 == shift) {
+               return IkiWiki::SuccessReason->new("creation_month matched");
+       }
+       else {
+               return IkiWiki::FailReason->new("creation_month did not match");
+       }
 } #}}}
 
 sub match_creation_year ($$;@) { #{{{
-       return 1 if ((gmtime($IkiWiki::pagectime{shift()}))[5] + 1900 == shift);
-       return IkiWiki::FailReason->new("creation_year did not match");
+       if ((gmtime($IkiWiki::pagectime{shift()}))[5] + 1900 == shift) {
+               return IkiWiki::SuccessReason->new("creation_year matched");
+       }
+       else {
+               return IkiWiki::FailReason->new("creation_year did not match");
+       }
 } #}}}
 
 sub match_user ($$;@) { #{{{
@@ -1117,8 +1154,12 @@ sub match_user ($$;@) { #{{{
        my %params=@_;
 
        return IkiWiki::FailReason->new("cannot match user") unless exists $params{user};
-       return 1 if $user eq $params{user};
-       return IkiWiki::FailReason->new("user is not $user");
+       if ($user eq $params{user}) {
+               return IkiWiki::SuccessReason->new("user is $user")
+       }
+       else {
+               return IkiWiki::FailReason->new("user is not $user");
+       }
 } #}}}
 
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