first commit

third_party/yaml-cpp/util/sandbox.cpp

@@ -0,0 +1,36 @@
+#include <iostream>
+
+#include "yaml-cpp/emitterstyle.h"
+#include "yaml-cpp/eventhandler.h"
+#include "yaml-cpp/yaml.h"  // IWYU pragma: keep
+
+class NullEventHandler : public YAML::EventHandler {
+ public:
+  using Mark = YAML::Mark;
+  using anchor_t = YAML::anchor_t;
+
+  NullEventHandler() = default;
+
+  void OnDocumentStart(const Mark&) override {}
+  void OnDocumentEnd() override {}
+  void OnNull(const Mark&, anchor_t) override {}
+  void OnAlias(const Mark&, anchor_t) override {}
+  void OnScalar(const Mark&, const std::string&, anchor_t,
+                const std::string&) override {}
+  void OnSequenceStart(const Mark&, const std::string&, anchor_t,
+                       YAML::EmitterStyle::value style) override {}
+  void OnSequenceEnd() override {}
+  void OnMapStart(const Mark&, const std::string&, anchor_t,
+                  YAML::EmitterStyle::value style) override {}
+  void OnMapEnd() override {}
+};
+
+int main() {
+  YAML::Node root;
+
+  for (;;) {
+    YAML::Node node;
+    root = node;
+  }
+  return 0;
+}