182         VIdx childIdx;  member
189         VIdx originIdx = state.childIdx;  in DfsBuildCycleInfo()
190         result.vertices.push_back(v_[state.childIdx].data);  in DfsBuildCycleInfo()
192         result.edges.push_back(e_[state.currentIdx][state.childIdx]);  in DfsBuildCycleInfo()
209         for (; state.childIdx < NumVertices(); ++state.childIdx) {  in DfsVisitChildren()
210             if (HasEdge(state.currentIdx, state.childIdx)) {  in DfsVisitChildren()
212                 if (VertexColor(state.childIdx) == Graph::VColor::BLACK) {  in DfsVisitChildren()
216                 if (VertexColor(state.childIdx) == Graph::VColor::GREY) {  in DfsVisitChildren()
221 …   VIdx nextChild = state.childIdx + 1 < NumVertices() ? state.childIdx + 1 : Graph::INVALID_V_IDX;  in DfsVisitChildren()
223                 state.currentIdx = state.childIdx;  in DfsVisitChildren()
224                 state.childIdx = 0;  in DfsVisitChildren()
228         state.childIdx = Graph::INVALID_V_IDX;  in DfsVisitChildren()
237             if (state.childIdx != Graph::INVALID_V_IDX) {  in DfsPopState()