diff --git a/include/yaml-cpp/anchor.h b/include/yaml-cpp/anchor.h
index f46d1d79d..322be3aff 100644
--- a/include/yaml-cpp/anchor.h
+++ b/include/yaml-cpp/anchor.h
@@ -1,12 +1,21 @@
 #ifndef ANCHOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define ANCHOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <cstddef>
 
 namespace YAML {
diff --git a/include/yaml-cpp/binary.h b/include/yaml-cpp/binary.h
index 1050dae98..9df1f4abc 100644
--- a/include/yaml-cpp/binary.h
+++ b/include/yaml-cpp/binary.h
@@ -1,12 +1,21 @@
 #ifndef BASE64_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define BASE64_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <string>
 #include <vector>
 
diff --git a/include/yaml-cpp/contrib/anchordict.h b/include/yaml-cpp/contrib/anchordict.h
index 1b7809b87..08fee68f2 100644
--- a/include/yaml-cpp/contrib/anchordict.h
+++ b/include/yaml-cpp/contrib/anchordict.h
@@ -1,12 +1,21 @@
 #ifndef ANCHORDICT_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define ANCHORDICT_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <vector>
 
 #include "../anchor.h"
diff --git a/include/yaml-cpp/contrib/graphbuilder.h b/include/yaml-cpp/contrib/graphbuilder.h
index dbffd921e..d5484b115 100644
--- a/include/yaml-cpp/contrib/graphbuilder.h
+++ b/include/yaml-cpp/contrib/graphbuilder.h
@@ -1,12 +1,21 @@
 #ifndef GRAPHBUILDER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define GRAPHBUILDER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include "yaml-cpp/mark.h"
 #include <string>
 
diff --git a/include/yaml-cpp/depthguard.h b/include/yaml-cpp/depthguard.h
index 8ca61ac6c..7b9523e97 100644
--- a/include/yaml-cpp/depthguard.h
+++ b/include/yaml-cpp/depthguard.h
@@ -1,12 +1,21 @@
 #ifndef DEPTH_GUARD_H_00000000000000000000000000000000000000000000000000000000
 #define DEPTH_GUARD_H_00000000000000000000000000000000000000000000000000000000
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include "exceptions.h"
 
 namespace YAML {
diff --git a/include/yaml-cpp/dll.h b/include/yaml-cpp/dll.h
index 4e55ab8c2..2e07cb2ff 100644
--- a/include/yaml-cpp/dll.h
+++ b/include/yaml-cpp/dll.h
@@ -1,6 +1,16 @@
 #ifndef DLL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define DLL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
+
+
+
+
+
 // Definition YAML_CPP_STATIC_DEFINE using to building YAML-CPP as static
 // library (definition created by CMake or defined manually)
 
diff --git a/include/yaml-cpp/emitfromevents.h b/include/yaml-cpp/emitfromevents.h
index c00d26e74..adabdc438 100644
--- a/include/yaml-cpp/emitfromevents.h
+++ b/include/yaml-cpp/emitfromevents.h
@@ -1,12 +1,21 @@
 #ifndef EMITFROMEVENTS_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define EMITFROMEVENTS_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <stack>
 
 #include "yaml-cpp/anchor.h"
diff --git a/include/yaml-cpp/emitter.h b/include/yaml-cpp/emitter.h
index 4f07b0d8f..8ff94d171 100644
--- a/include/yaml-cpp/emitter.h
+++ b/include/yaml-cpp/emitter.h
@@ -1,12 +1,21 @@
 #ifndef EMITTER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define EMITTER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <cmath>
 #include <cstddef>
 #include <cstring>
diff --git a/include/yaml-cpp/emitterdef.h b/include/yaml-cpp/emitterdef.h
index 0b426957f..c524e0172 100644
--- a/include/yaml-cpp/emitterdef.h
+++ b/include/yaml-cpp/emitterdef.h
@@ -1,12 +1,21 @@
 #ifndef EMITTERDEF_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define EMITTERDEF_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 namespace YAML {
 struct EmitterNodeType {
   enum value { NoType, Property, Scalar, FlowSeq, BlockSeq, FlowMap, BlockMap };
diff --git a/include/yaml-cpp/emittermanip.h b/include/yaml-cpp/emittermanip.h
index ff333e113..ceb84172f 100644
--- a/include/yaml-cpp/emittermanip.h
+++ b/include/yaml-cpp/emittermanip.h
@@ -1,12 +1,21 @@
 #ifndef EMITTERMANIP_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define EMITTERMANIP_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <string>
 
 namespace YAML {
diff --git a/include/yaml-cpp/emitterstyle.h b/include/yaml-cpp/emitterstyle.h
index 5a6355fa2..14f005047 100644
--- a/include/yaml-cpp/emitterstyle.h
+++ b/include/yaml-cpp/emitterstyle.h
@@ -1,12 +1,21 @@
 #ifndef EMITTERSTYLE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define EMITTERSTYLE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 namespace YAML {
 namespace EmitterStyle {
 enum value { Default, Block, Flow };
diff --git a/include/yaml-cpp/eventhandler.h b/include/yaml-cpp/eventhandler.h
index 7242fe1f5..28e775683 100644
--- a/include/yaml-cpp/eventhandler.h
+++ b/include/yaml-cpp/eventhandler.h
@@ -1,12 +1,21 @@
 #ifndef EVENTHANDLER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define EVENTHANDLER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <string>
 
 #include "yaml-cpp/anchor.h"
diff --git a/include/yaml-cpp/exceptions.h b/include/yaml-cpp/exceptions.h
index 83a65d3b4..40bfcbf5f 100644
--- a/include/yaml-cpp/exceptions.h
+++ b/include/yaml-cpp/exceptions.h
@@ -1,12 +1,21 @@
 #ifndef EXCEPTIONS_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define EXCEPTIONS_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include "yaml-cpp/mark.h"
 #include "yaml-cpp/noexcept.h"
 #include "yaml-cpp/traits.h"
diff --git a/include/yaml-cpp/fptostring.h b/include/yaml-cpp/fptostring.h
index 051053be9..899d00ba9 100644
--- a/include/yaml-cpp/fptostring.h
+++ b/include/yaml-cpp/fptostring.h
@@ -1,6 +1,16 @@
 #ifndef YAML_H_FPTOSTRING
 #define YAML_H_FPTOSTRING
 
+
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
+
+
+
+
+
 #include "yaml-cpp/dll.h"
 
 #include <string>
diff --git a/include/yaml-cpp/mark.h b/include/yaml-cpp/mark.h
index bf94b4f41..96a9de684 100644
--- a/include/yaml-cpp/mark.h
+++ b/include/yaml-cpp/mark.h
@@ -1,12 +1,21 @@
 #ifndef MARK_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define MARK_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include "yaml-cpp/dll.h"
 
 namespace YAML {
diff --git a/include/yaml-cpp/node/convert.h b/include/yaml-cpp/node/convert.h
index f345e67d7..7a971d085 100644
--- a/include/yaml-cpp/node/convert.h
+++ b/include/yaml-cpp/node/convert.h
@@ -1,12 +1,21 @@
 #ifndef NODE_CONVERT_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define NODE_CONVERT_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <array>
 #include <cmath>
 #include <limits>
diff --git a/include/yaml-cpp/node/detail/impl.h b/include/yaml-cpp/node/detail/impl.h
index 6ba9d14e5..7e33e8f6b 100644
--- a/include/yaml-cpp/node/detail/impl.h
+++ b/include/yaml-cpp/node/detail/impl.h
@@ -1,12 +1,21 @@
 #ifndef NODE_DETAIL_IMPL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define NODE_DETAIL_IMPL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include "yaml-cpp/node/detail/node.h"
 #include "yaml-cpp/node/detail/node_data.h"
 
diff --git a/include/yaml-cpp/node/detail/iterator.h b/include/yaml-cpp/node/detail/iterator.h
index 5b76dc7e2..4feeacdbc 100644
--- a/include/yaml-cpp/node/detail/iterator.h
+++ b/include/yaml-cpp/node/detail/iterator.h
@@ -1,12 +1,21 @@
 #ifndef VALUE_DETAIL_ITERATOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define VALUE_DETAIL_ITERATOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include "yaml-cpp/dll.h"
 #include "yaml-cpp/node/detail/node_iterator.h"
 #include "yaml-cpp/node/detail/reverse_iterator.h"
diff --git a/include/yaml-cpp/node/detail/iterator_fwd.h b/include/yaml-cpp/node/detail/iterator_fwd.h
index 067df60dd..6c039bf1f 100644
--- a/include/yaml-cpp/node/detail/iterator_fwd.h
+++ b/include/yaml-cpp/node/detail/iterator_fwd.h
@@ -1,12 +1,21 @@
 #ifndef VALUE_DETAIL_ITERATOR_FWD_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define VALUE_DETAIL_ITERATOR_FWD_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include "yaml-cpp/dll.h"
 #include <list>
 #include <utility>
diff --git a/include/yaml-cpp/node/detail/memory.h b/include/yaml-cpp/node/detail/memory.h
index 2a5fc31a7..771d8df9d 100644
--- a/include/yaml-cpp/node/detail/memory.h
+++ b/include/yaml-cpp/node/detail/memory.h
@@ -1,12 +1,21 @@
 #ifndef VALUE_DETAIL_MEMORY_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define VALUE_DETAIL_MEMORY_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <set>
 
 #include "yaml-cpp/dll.h"
diff --git a/include/yaml-cpp/node/detail/node.h b/include/yaml-cpp/node/detail/node.h
index 00fae2431..918497c57 100644
--- a/include/yaml-cpp/node/detail/node.h
+++ b/include/yaml-cpp/node/detail/node.h
@@ -1,12 +1,21 @@
 #ifndef NODE_DETAIL_NODE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define NODE_DETAIL_NODE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include "yaml-cpp/dll.h"
 #include "yaml-cpp/emitterstyle.h"
 #include "yaml-cpp/node/detail/node_ref.h"
diff --git a/include/yaml-cpp/node/detail/node_data.h b/include/yaml-cpp/node/detail/node_data.h
index ed7d9cdbf..030067abe 100644
--- a/include/yaml-cpp/node/detail/node_data.h
+++ b/include/yaml-cpp/node/detail/node_data.h
@@ -1,12 +1,21 @@
 #ifndef VALUE_DETAIL_NODE_DATA_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define VALUE_DETAIL_NODE_DATA_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <list>
 #include <map>
 #include <string>
diff --git a/include/yaml-cpp/node/detail/node_iterator.h b/include/yaml-cpp/node/detail/node_iterator.h
index cba9726d8..d83a044a9 100644
--- a/include/yaml-cpp/node/detail/node_iterator.h
+++ b/include/yaml-cpp/node/detail/node_iterator.h
@@ -1,12 +1,21 @@
 #ifndef VALUE_DETAIL_NODE_ITERATOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define VALUE_DETAIL_NODE_ITERATOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include "yaml-cpp/dll.h"
 #include "yaml-cpp/node/ptr.h"
 #include <cstddef>
diff --git a/include/yaml-cpp/node/detail/node_ref.h b/include/yaml-cpp/node/detail/node_ref.h
index a3c6ace9e..31d59d05c 100644
--- a/include/yaml-cpp/node/detail/node_ref.h
+++ b/include/yaml-cpp/node/detail/node_ref.h
@@ -1,12 +1,21 @@
 #ifndef VALUE_DETAIL_NODE_REF_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define VALUE_DETAIL_NODE_REF_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include "yaml-cpp/dll.h"
 #include "yaml-cpp/node/type.h"
 #include "yaml-cpp/node/ptr.h"
diff --git a/include/yaml-cpp/node/detail/reverse_iterator.h b/include/yaml-cpp/node/detail/reverse_iterator.h
index a5ca59c75..24e5c0827 100644
--- a/include/yaml-cpp/node/detail/reverse_iterator.h
+++ b/include/yaml-cpp/node/detail/reverse_iterator.h
@@ -1,12 +1,21 @@
 #ifndef VALUE_DETAIL_REVERSE_ITERATOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define VALUE_DETAIL_REVERSE_ITERATOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include "yaml-cpp/dll.h"
 #include "yaml-cpp/node/ptr.h"
 #include <cstddef>
diff --git a/include/yaml-cpp/node/emit.h b/include/yaml-cpp/node/emit.h
index 032268c5d..5cc2f892e 100644
--- a/include/yaml-cpp/node/emit.h
+++ b/include/yaml-cpp/node/emit.h
@@ -1,12 +1,21 @@
 #ifndef NODE_EMIT_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define NODE_EMIT_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <string>
 #include <iosfwd>
 
diff --git a/include/yaml-cpp/node/impl.h b/include/yaml-cpp/node/impl.h
index 4da522fa3..3f0d32387 100644
--- a/include/yaml-cpp/node/impl.h
+++ b/include/yaml-cpp/node/impl.h
@@ -1,12 +1,21 @@
 #ifndef NODE_IMPL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define NODE_IMPL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include "yaml-cpp/exceptions.h"
 #include "yaml-cpp/node/detail/memory.h"
 #include "yaml-cpp/node/detail/node.h"
diff --git a/include/yaml-cpp/node/iterator.h b/include/yaml-cpp/node/iterator.h
index c00ca9f90..b028d7e23 100644
--- a/include/yaml-cpp/node/iterator.h
+++ b/include/yaml-cpp/node/iterator.h
@@ -1,12 +1,21 @@
 #ifndef VALUE_ITERATOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define VALUE_ITERATOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include "yaml-cpp/dll.h"
 #include "yaml-cpp/node/node.h"
 #include "yaml-cpp/node/detail/iterator_fwd.h"
diff --git a/include/yaml-cpp/node/node.h b/include/yaml-cpp/node/node.h
index 800fa1926..9d4294a31 100644
--- a/include/yaml-cpp/node/node.h
+++ b/include/yaml-cpp/node/node.h
@@ -1,12 +1,21 @@
 #ifndef NODE_NODE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define NODE_NODE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <stdexcept>
 #include <string>
 
diff --git a/include/yaml-cpp/node/parse.h b/include/yaml-cpp/node/parse.h
index 7745fd724..77508c065 100644
--- a/include/yaml-cpp/node/parse.h
+++ b/include/yaml-cpp/node/parse.h
@@ -1,12 +1,21 @@
 #ifndef VALUE_PARSE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define VALUE_PARSE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <iosfwd>
 #include <string>
 #include <vector>
diff --git a/include/yaml-cpp/node/ptr.h b/include/yaml-cpp/node/ptr.h
index 8cbe2abce..21c73125b 100644
--- a/include/yaml-cpp/node/ptr.h
+++ b/include/yaml-cpp/node/ptr.h
@@ -1,12 +1,21 @@
 #ifndef VALUE_PTR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define VALUE_PTR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <memory>
 
 namespace YAML {
diff --git a/include/yaml-cpp/node/type.h b/include/yaml-cpp/node/type.h
index b1237670c..98299ab91 100644
--- a/include/yaml-cpp/node/type.h
+++ b/include/yaml-cpp/node/type.h
@@ -1,12 +1,21 @@
 #ifndef VALUE_TYPE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define VALUE_TYPE_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 namespace YAML {
 namespace NodeType {
 enum value { Undefined, Null, Scalar, Sequence, Map };
diff --git a/include/yaml-cpp/noexcept.h b/include/yaml-cpp/noexcept.h
index 6aac63516..effbd62a2 100644
--- a/include/yaml-cpp/noexcept.h
+++ b/include/yaml-cpp/noexcept.h
@@ -1,12 +1,21 @@
 #ifndef NOEXCEPT_H_768872DA_476C_11EA_88B8_90B11C0C0FF8
 #define NOEXCEPT_H_768872DA_476C_11EA_88B8_90B11C0C0FF8
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 // This is here for compatibility with older versions of Visual Studio
 // which don't support noexcept.
 #if defined(_MSC_VER) && _MSC_VER < 1900
diff --git a/include/yaml-cpp/null.h b/include/yaml-cpp/null.h
index 472e961ea..28fad557e 100644
--- a/include/yaml-cpp/null.h
+++ b/include/yaml-cpp/null.h
@@ -1,12 +1,21 @@
 #ifndef NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include "yaml-cpp/dll.h"
 #include <cstddef>
 
diff --git a/include/yaml-cpp/ostream_wrapper.h b/include/yaml-cpp/ostream_wrapper.h
index 0690c2b22..fe221f5f1 100644
--- a/include/yaml-cpp/ostream_wrapper.h
+++ b/include/yaml-cpp/ostream_wrapper.h
@@ -1,12 +1,21 @@
 #ifndef OSTREAM_WRAPPER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define OSTREAM_WRAPPER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <ostream>
 #include <string>
 #include <vector>
diff --git a/include/yaml-cpp/parser.h b/include/yaml-cpp/parser.h
index 3ce50b9c4..e659b7e9b 100644
--- a/include/yaml-cpp/parser.h
+++ b/include/yaml-cpp/parser.h
@@ -1,12 +1,21 @@
 #ifndef PARSER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define PARSER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <istream>
 #include <memory>
 #include <ostream>
diff --git a/include/yaml-cpp/stlemitter.h b/include/yaml-cpp/stlemitter.h
index 210a2f64e..f4f179ead 100644
--- a/include/yaml-cpp/stlemitter.h
+++ b/include/yaml-cpp/stlemitter.h
@@ -1,12 +1,21 @@
 #ifndef STLEMITTER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define STLEMITTER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <vector>
 #include <list>
 #include <set>
diff --git a/include/yaml-cpp/traits.h b/include/yaml-cpp/traits.h
index 8df939305..a6968b3fd 100644
--- a/include/yaml-cpp/traits.h
+++ b/include/yaml-cpp/traits.h
@@ -1,12 +1,21 @@
 #ifndef TRAITS_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 #define TRAITS_H_62B23520_7C8E_11DE_8A39_0800200C9A66
 
+
+
+
 #if defined(_MSC_VER) ||                                            \
     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
 #pragma once
+
+
 #endif
 
+// IWYU pragma: private, include "yaml-cpp/yaml.h"
+// IWYU pragma: friend "yaml-cpp/.*"
+
+
 #include <type_traits>
 #include <utility>
 #include <string>
diff --git a/include/yaml-cpp/yaml.h b/include/yaml-cpp/yaml.h
index 7da7cf333..93a208b13 100644
--- a/include/yaml-cpp/yaml.h
+++ b/include/yaml-cpp/yaml.h
@@ -9,19 +9,19 @@
 
 // IWYU pragma: begin_exports
 
-#include "yaml-cpp/parser.h"
-#include "yaml-cpp/emitter.h"
-#include "yaml-cpp/emitterstyle.h"
-#include "yaml-cpp/stlemitter.h"
-#include "yaml-cpp/exceptions.h"
+#include "yaml-cpp/parser.h"  // IWYU pragma: export
+#include "yaml-cpp/emitter.h"  // IWYU pragma: export
+#include "yaml-cpp/emitterstyle.h"  // IWYU pragma: export
+#include "yaml-cpp/stlemitter.h"  // IWYU pragma: export
+#include "yaml-cpp/exceptions.h"  // IWYU pragma: export
 
-#include "yaml-cpp/node/node.h"
-#include "yaml-cpp/node/impl.h"
-#include "yaml-cpp/node/convert.h"
-#include "yaml-cpp/node/iterator.h"
-#include "yaml-cpp/node/detail/impl.h"
-#include "yaml-cpp/node/parse.h"
-#include "yaml-cpp/node/emit.h"
+#include "yaml-cpp/node/node.h"  // IWYU pragma: export
+#include "yaml-cpp/node/impl.h"  // IWYU pragma: export
+#include "yaml-cpp/node/convert.h"  // IWYU pragma: export
+#include "yaml-cpp/node/iterator.h"  // IWYU pragma: export
+#include "yaml-cpp/node/detail/impl.h"  // IWYU pragma: export
+#include "yaml-cpp/node/parse.h"  // IWYU pragma: export
+#include "yaml-cpp/node/emit.h"  // IWYU pragma: export
 
 // IWYU pragma: end_exports