57   void advanceTo(DocID ID) override {  in advanceTo()
63   DocID peek() const override { return Children.front()->peek(); }  in peek()
159   void advanceTo(DocID ID) override {  in advanceTo()
168   DocID peek() const override {  in peek()
170     DocID Result = std::numeric_limits<DocID>::max();  in peek()
183     const DocID ID = peek();  in consume()
220   explicit TrueIterator(DocID Size) : Iterator(Kind::True), Size(Size) {}  in TrueIterator()
229   void advanceTo(DocID ID) override {  in advanceTo()
234   DocID peek() const override {  in peek()
251   DocID Index = 0;
253   DocID Size;
262   void advanceTo(DocID ID) override { assert(false); }  in advanceTo()
263   DocID peek() const override {  in peek()
290   void advanceTo(DocID ID) override { Child->advanceTo(ID); }  in advanceTo()
292   DocID peek() const override { return Child->peek(); }  in peek()
322   void advanceTo(DocID ID) override { Child->advanceTo(ID); }  in advanceTo()
324   DocID peek() const override { return Child->peek(); }  in peek()
350 std::vector<std::pair<DocID, float>> consume(Iterator &It) {  in consume()
351   std::vector<std::pair<DocID, float>> Result;  in consume()