Lines Matching refs:parent

87         // If we have a parent, convert it to a PredictionContext graph
88         $parent = self::fromRuleContext($atn, $outerContext->getParent());
96         return SingletonPredictionContext::create($parent, $transition->followState->stateNumber);
180      * Different stack tops pointing to same parent. Make array node for the
182      * parent.
186      * parent.
224             if ($a->parent === null || $b->parent === null) {
228             $parent = self::merge($a->parent, $b->parent, $rootIsWildcard, $mergeCache);
230             // If parent is same as existing a or b parent or reduced to a parent, return it
231             if ($parent === $a->parent) {
235             if ($parent === $b->parent) {
242             // of those graphs. dup a, a' points at merged array new joined parent
244             $spc = SingletonPredictionContext::create($parent, $a->returnState);
255             if ($a === $b || ($a->parent !== null && $a->parent === $b->parent)) {
259                 $singleParent = $a->parent;
264                 // sort payloads and use same parent
286             $parents = [$a->parent, $b->parent];
292                 $parents = [$b->parent, $a->parent];
320      * {@see PredictionContext::empty()} and anything is `#EMPTY`, so merged parent is
335      * a special value (and null parent).
362                 $parents = [$b->parent, null];
370                 $parents = [$a->parent, null];
546         foreach ($parents as $parent) {
547             if (!$uniqueParents->contains($parent)) {
548                 $uniqueParents[$parent] = $parent;
552         foreach ($parents as $i => $parent) {
553             $parents[$i] = $uniqueParents[$parent];
592             $parent = self::getCachedPredictionContext($parentContext, $contextCache, $visited);
594             if ($changed || ($parentContext !== null && !$parent->equals($parentContext))) {
605                 $parents[$i] = $parent;