diff --git a/src/ftxui/dom/graph.cpp b/src/ftxui/dom/graph.cpp index 1ab8f3880fd197fd094d1cd790a9001b4d1766a0..5425041f35f0b38c294c4cf0ed695e9360afb131 100644 --- a/src/ftxui/dom/graph.cpp +++ b/src/ftxui/dom/graph.cpp @@ -39,6 +39,9 @@ class Graph : public Node { void Render(Screen& screen) override { const int width = (box_.x_max - box_.x_min + 1) * 2; const int height = (box_.y_max - box_.y_min + 1) * 2; + if (width <= 0 || height <= 0) { + return; + } auto data = graph_function_(width, height); int i = 0; for (int x = box_.x_min; x <= box_.x_max; ++x) {