171      * @param typemap array a typemap
176     function updateTypemap(&$typemap, $var, $type, $hint=null) {  argument
177         if(empty($typemap[$var]) && $type) {
178             $typemap[$var] = array('type'=>$type,'hint'=>$hint);
216      * @param typemap array the type information collected so far
220     function constructQuery(&$root, &$typemap, $projection) {  argument
255         list($group, $scope) = $this->transformGroup($tree, $typemap);
349      * @param typemap array the type information
352     function transformGroup(&$root, &$typemap) {  argument
371         list($patterns, $filters, $scope) = $this->transformPatterns($patterns, $typemap);
375             list($u, $s) = $this->transformUnion($union, $typemap);
398                 list($optional, $s) = $this->transformGroup($optional, $typemap);
434                 list($minus, $s) = $this->transformGroup($minus, $typemap);
450      * @param typemap array the type information
453     function transformUnion(&$root, &$typemap) {  argument
467         list($result,$scope) = $this->transformGroup(array_shift($subs), $typemap);
471             list($rhs, $s) = $this->transformGroup($sub, $typemap);
488      * @param typemap array the type information
491     function transformPatterns(&$lines, &$typemap) {  argument
514                     $this->updateTypemap($typemap, $subject['text'], 'ref');
526                     $this->updateTypemap($typemap, $predicate['text'], 'text');
549                       $this->updateTypemap($typemap, $object['text'], $vtype->type, $vtype->hint);
553                       $this->updateTypemap($typemap, $object['text'], $type->type, $type->hint);
588                     $this->updateTypemap($typemap, $lhs['text'], $ltype->type, $ltype->hint);
592                         $this->updateTypemap($typemap, $rhs['text'], $ltype->type, $lhint->hint);
597                     $this->updateTypemap($typemap, $rhs['text'], $rtype->type, $rtype->hint);
601                         $this->updateTypemap($typemap, $lhs['text'], $rtype->type, $rtype->hint);
618                     $this->updateTypemap($typemap, $lhs['text'],$type,$hint);
621                     if(!empty($typemap[$lhs['text']])) {
622                         extract($typemap[$lhs['text']]);
655                     $this->updateTypemap($typemap, $rhs['text'],$type,$hint);
658                     if(!empty($typemap[$rhs['text']])) {
659                         extract($typemap[$rhs['text']]);
691     function getFields(&$tree, &$typemap) {  argument
707             $fields = $this->parseFieldsLong($fieldsLines, $typemap);
717     function parseFieldsLong($lines, &$typemap) {  argument
732                 $this->updateTypemap($typemap, $variable, $type, $hint);
745     function parseFieldsShort($line, &$typemap) {  argument
762                 $this->updateTypemap($typemap, $variable, $type, $hint);