/[cvs]/nfo/perl/libs/Data/Mungle/Compare/Struct.pm
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revision 1.2 by joko, Thu Dec 5 07:56:34 2002 UTC revision 1.3 by joko, Fri Dec 13 21:47:04 2002 UTC
# Line 2  Line 2 
2  ##    $Id$  ##    $Id$
3  ##    --------------------------------------------------------------------------------  ##    --------------------------------------------------------------------------------
4  ##    $Log$  ##    $Log$
5    ##    Revision 1.3  2002/12/13 21:47:04  joko
6    ##    + fixes to 'sub isEmpty'
7    ##
8  ##    Revision 1.2  2002/12/05 07:56:34  joko  ##    Revision 1.2  2002/12/05 07:56:34  joko
9  ##    + updated/enhanced isEmpty (hacky?)  ##    + updated/enhanced isEmpty (hacky?)
10  ##  ##
# Line 70  sub isEmpty { Line 73  sub isEmpty {
73    
74    #print "isEmpty is parsing variable ( ref $ref reftype $reftype )", "\n";    #print "isEmpty is parsing variable ( ref $ref reftype $reftype )", "\n";
75        
76    #print Dumper($var);
77      
78    my $found;    my $found;
79    
80    if ($ref eq 'Set::Object') {    if ($ref eq 'Set::Object') {
81      $found = 1;      $found = 1;
82      #print "members:", "\n";  #print "members:", "\n";
83      #print Dumper($var->members());  #print Dumper($var->members());
84      #print "\n";  #print "\n";
85      my $tc = { ok => 0, count => 0, empty => 0 };      my $tc = { ok => 0, count => 0, empty => 0 };
86      foreach ($var->members()) {      foreach ($var->members()) {
87    #print "member!!", "\n";
88        #print "empty: ", isEmpty($_), "\n";        #print "empty: ", isEmpty($_), "\n";
89        #$tc->{ok} = 1;        #$tc->{ok} = 1;
90        $tc->{count}++;        $tc->{count}++;
91        $tc->{empty}++ if isEmpty($_);        $tc->{empty}++ if isEmpty($_);
92        #return $result if $result;        #return $result if $result;
93      }      }
94    
95    #print Dumper($tc);
96            
97      return 1 if ($tc->{count} == $tc->{empty});      return 1 if ($tc->{count} == $tc->{empty});
98      return 0;      return 0;
99            
100    }    }
101    
102    if ($reftype eq 'HASH') {    if ($reftype eq 'ARRAY') {
103        my @arr = @$var;
104        my $isReallyEmpty = ($#arr == -1 ? 1 : 0);
105        return 1 if $isReallyEmpty;
106        $found = 1;
107        foreach (@$var) {
108          return 0 if defined $_;
109        }
110    
111      } elsif ($reftype eq 'HASH') {
112        my $empty = 1;
113      $found = 1;      $found = 1;
114      foreach (keys %$var) {      foreach (keys %$var) {
115    # TODO: review and fix this!
116  =pod  =pod
117        # recursion        # recursion
118        if (ref $var->{$_} eq 'Set::Object') {        if (ref $var->{$_} eq 'Set::Object') {
# Line 106  sub isEmpty { Line 125  sub isEmpty {
125  =cut  =cut
126        next if ref $var->{$_} eq 'Set::Object';        next if ref $var->{$_} eq 'Set::Object';
127        #return 0 if defined $var->{$_};        #return 0 if defined $var->{$_};
128        return 1 if isEmpty($var->{$_});        #return 1 if isEmpty($var->{$_});
129      }        my $elem_empty = isEmpty($var->{$_});
130          
131    } elsif ($reftype eq 'ARRAY') {  #print "elem: $elem_empty\n";
132      $found = 1;        $empty &&= $elem_empty;
     foreach (@$var) {  
       return 0 if defined $_;  
133      }      }
134        return $empty;
135        #return 0;
136        
137    } else {    } else {
138      $found = 1;      $found = 1;
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