https://github.com/evelez7 updated
https://github.com/llvm/llvm-project/pull/142483
>From cf68952c0cf4dfeda65c78c6d2326426bbf2d693 Mon Sep 17 00:00:00 2001
From: Erick Velez <erickvel...@gmail.com>
Date: Mon, 2 Jun 2025 12:53:36 -0700
Subject: [PATCH] [clang-doc] add a JSON generator
---
clang-tools-extra/clang-doc/CMakeLists.txt | 1 +
clang-tools-extra/clang-doc/Generators.cpp | 2 +
clang-tools-extra/clang-doc/Generators.h | 1 +
clang-tools-extra/clang-doc/JSONGenerator.cpp | 316 ++++++++++++++++++
.../clang-doc/tool/ClangDocMain.cpp | 8 +-
.../test/clang-doc/json/class.cpp | 183 ++++++++++
6 files changed, 509 insertions(+), 2 deletions(-)
create mode 100644 clang-tools-extra/clang-doc/JSONGenerator.cpp
create mode 100644 clang-tools-extra/test/clang-doc/json/class.cpp
diff --git a/clang-tools-extra/clang-doc/CMakeLists.txt
b/clang-tools-extra/clang-doc/CMakeLists.txt
index 79563c41435eb..5989e5fe60cf3 100644
--- a/clang-tools-extra/clang-doc/CMakeLists.txt
+++ b/clang-tools-extra/clang-doc/CMakeLists.txt
@@ -17,6 +17,7 @@ add_clang_library(clangDoc STATIC
Serialize.cpp
YAMLGenerator.cpp
HTMLMustacheGenerator.cpp
+ JSONGenerator.cpp
DEPENDS
omp_gen
diff --git a/clang-tools-extra/clang-doc/Generators.cpp
b/clang-tools-extra/clang-doc/Generators.cpp
index a3c2773412cff..3fb5b63c403a7 100644
--- a/clang-tools-extra/clang-doc/Generators.cpp
+++ b/clang-tools-extra/clang-doc/Generators.cpp
@@ -105,5 +105,7 @@ static int LLVM_ATTRIBUTE_UNUSED HTMLGeneratorAnchorDest =
HTMLGeneratorAnchorSource;
static int LLVM_ATTRIBUTE_UNUSED MHTMLGeneratorAnchorDest =
MHTMLGeneratorAnchorSource;
+static int LLVM_ATTRIBUTE_UNUSED JSONGeneratorAnchorDest =
+ JSONGeneratorAnchorSource;
} // namespace doc
} // namespace clang
diff --git a/clang-tools-extra/clang-doc/Generators.h
b/clang-tools-extra/clang-doc/Generators.h
index aee04b9d58d9d..92d3006e6002d 100644
--- a/clang-tools-extra/clang-doc/Generators.h
+++ b/clang-tools-extra/clang-doc/Generators.h
@@ -58,6 +58,7 @@ extern volatile int YAMLGeneratorAnchorSource;
extern volatile int MDGeneratorAnchorSource;
extern volatile int HTMLGeneratorAnchorSource;
extern volatile int MHTMLGeneratorAnchorSource;
+extern volatile int JSONGeneratorAnchorSource;
} // namespace doc
} // namespace clang
diff --git a/clang-tools-extra/clang-doc/JSONGenerator.cpp
b/clang-tools-extra/clang-doc/JSONGenerator.cpp
new file mode 100644
index 0000000000000..499ca4dd05e6e
--- /dev/null
+++ b/clang-tools-extra/clang-doc/JSONGenerator.cpp
@@ -0,0 +1,316 @@
+#include "Generators.h"
+#include "llvm/Support/JSON.h"
+
+using namespace llvm;
+using namespace llvm::json;
+
+static llvm::ExitOnError ExitOnErr;
+
+namespace clang {
+namespace doc {
+
+class JSONGenerator : public Generator {
+public:
+ static const char *Format;
+
+ Error generateDocs(StringRef RootDir,
+ llvm::StringMap<std::unique_ptr<doc::Info>> Infos,
+ const ClangDocContext &CDCtx) override;
+ Error createResources(ClangDocContext &CDCtx) override;
+ Error generateDocForInfo(Info *I, llvm::raw_ostream &OS,
+ const ClangDocContext &CDCtx) override;
+};
+
+const char *JSONGenerator::Format = "json";
+
+static json::Object serializeLocation(const Location &Loc,
+ std::optional<StringRef> RepositoryUrl) {
+ Object LocationObj = Object();
+ LocationObj["LineNumber"] = Loc.StartLineNumber;
+ LocationObj["Filename"] = Loc.Filename;
+
+ if (!Loc.IsFileInRootDir || !RepositoryUrl)
+ return LocationObj;
+ SmallString<128> FileURL(*RepositoryUrl);
+ sys::path::append(FileURL, sys::path::Style::posix, Loc.Filename);
+ FileURL += "#" + std::to_string(Loc.StartLineNumber);
+ LocationObj["FileURL"] = FileURL;
+ return LocationObj;
+}
+
+static json::Value serializeComment(const CommentInfo &Comment) {
+ assert((Comment.Kind == "BlockCommandComment" ||
+ Comment.Kind == "FullComment" || Comment.Kind == "ParagraphComment"
||
+ Comment.Kind == "TextComment") &&
+ "Unknown Comment type in CommentInfo.");
+
+ Object Obj = Object();
+ json::Value Child = Object();
+
+ // TextComment has no children, so return it.
+ if (Comment.Kind == "TextComment") {
+ Obj["TextComment"] = Comment.Text;
+ return Obj;
+ }
+
+ // BlockCommandComment needs to generate a Command key.
+ if (Comment.Kind == "BlockCommandComment")
+ Child.getAsObject()->insert({"Command", Comment.Name});
+
+ // Use the same handling for everything else.
+ // Only valid for:
+ // - BlockCommandComment
+ // - FullComment
+ // - ParagraphComment
+ json::Value ChildArr = Array();
+ auto &CARef = *ChildArr.getAsArray();
+ CARef.reserve(Comment.Children.size());
+ for (const auto &C : Comment.Children)
+ CARef.emplace_back(serializeComment(*C));
+ Child.getAsObject()->insert({"Children", ChildArr});
+ Obj.insert({Comment.Kind, Child});
+ return Obj;
+}
+
+static void serializeCommonAttributes(const Info &I, json::Object &Obj,
+ std::optional<StringRef> RepositoryUrl) {
+ Obj["Name"] = I.Name.str();
+ Obj["USR"] = toHex(toStringRef(I.USR));
+
+ if (!I.Path.empty())
+ Obj["Path"] = I.Path.str();
+
+ if (!I.Namespace.empty()) {
+ Obj["Namespace"] = json::Array();
+ for (const auto &NS : I.Namespace)
+ Obj["Namespace"].getAsArray()->push_back(NS.Name.str());
+ }
+
+ if (!I.Description.empty()) {
+ json::Value DescArray = json::Array();
+ auto &DescArrayRef = *DescArray.getAsArray();
+ for (const auto &Comment : I.Description)
+ DescArrayRef.push_back(serializeComment(Comment));
+ Obj["Description"] = std::move(DescArray);
+ }
+
+ // Namespaces aren't SymbolInfos, so they dont have a DefLoc
+ if (I.IT != InfoType::IT_namespace) {
+ const auto *Symbol = static_cast<const SymbolInfo *>(&I);
+ if (Symbol->DefLoc)
+ Obj["Location"] =
+ serializeLocation(Symbol->DefLoc.value(), RepositoryUrl);
+ }
+}
+
+static void serializeTypeInfo(const TypeInfo &I, Object &Obj) {
+ Obj["Name"] = I.Type.Name;
+ Obj["QualName"] = I.Type.QualName;
+ Obj["ID"] = toHex(toStringRef(I.Type.USR));
+ Obj["IsTemplate"] = I.IsTemplate;
+ Obj["IsBuiltIn"] = I.IsBuiltIn;
+}
+
+static void serializeInfo(const FunctionInfo &F, json::Object &Obj,
+ std::optional<StringRef> RepositoryURL) {
+ serializeCommonAttributes(F, Obj, RepositoryURL);
+ Obj["IsStatic"] = F.IsStatic;
+
+ auto ReturnTypeObj = Object();
+ serializeTypeInfo(F.ReturnType, ReturnTypeObj);
+ Obj["ReturnType"] = std::move(ReturnTypeObj);
+
+ if (!F.Params.empty()) {
+ json::Value ParamsArray = json::Array();
+ auto &ParamsArrayRef = *ParamsArray.getAsArray();
+ for (const auto &Param : F.Params) {
+ json::Object ParamObj;
+ ParamObj["Name"] = Param.Name;
+ ParamObj["Type"] = Param.Type.Name;
+ ParamsArrayRef.push_back(std::move(ParamObj));
+ }
+ Obj["Params"] = std::move(ParamsArray);
+ }
+}
+
+static void serializeInfo(const EnumInfo &I, json::Object &Obj,
+ std::optional<StringRef> RepositoryUrl) {
+ serializeCommonAttributes(I, Obj, RepositoryUrl);
+ Obj["Scoped"] = I.Scoped;
+
+ if (I.BaseType) {
+ json::Object BaseTypeObj;
+ BaseTypeObj["Name"] = I.BaseType->Type.Name;
+ BaseTypeObj["QualName"] = I.BaseType->Type.QualName;
+ BaseTypeObj["ID"] = toHex(toStringRef(I.BaseType->Type.USR));
+ Obj["BaseType"] = std::move(BaseTypeObj);
+ }
+
+ if (!I.Members.empty()) {
+ json::Value MembersArray = Array();
+ auto &MembersArrayRef = *MembersArray.getAsArray();
+ for (const auto &Member : I.Members) {
+ json::Object MemberObj;
+ MemberObj["Name"] = Member.Name;
+ if (!Member.ValueExpr.empty())
+ MemberObj["ValueExpr"] = Member.ValueExpr;
+ else
+ MemberObj["Value"] = Member.Value;
+ MembersArrayRef.push_back(std::move(MemberObj));
+ }
+ Obj["Members"] = std::move(MembersArray);
+ }
+}
+
+static void serializeInfo(const TypedefInfo &I, json::Object &Obj,
+ std::optional<StringRef> RepositoryUrl) {
+ serializeCommonAttributes(I, Obj, RepositoryUrl);
+ Obj["TypeDeclaration"] = I.TypeDeclaration;
+ Obj["IsUsing"] = I.IsUsing;
+ Object TypeObj = Object();
+ serializeTypeInfo(I.Underlying, TypeObj);
+ Obj["Underlying"] = std::move(TypeObj);
+}
+
+static void serializeInfo(const RecordInfo &I, json::Object &Obj,
+ std::optional<StringRef> RepositoryUrl) {
+ serializeCommonAttributes(I, Obj, RepositoryUrl);
+ Obj["FullName"] = I.Name.str();
+ Obj["TagType"] = getTagType(I.TagType);
+ Obj["IsTypedef"] = I.IsTypeDef;
+
+ if (!I.Children.Functions.empty()) {
+ json::Value PublicFunctionArr = Array();
+ json::Array &PublicFunctionARef = *PublicFunctionArr.getAsArray();
+ json::Value ProtectedFunctionArr = Array();
+ json::Array &ProtectedFunctionARef = *ProtectedFunctionArr.getAsArray();
+
+ for (const auto &Function : I.Children.Functions) {
+ json::Object FunctionObj;
+ serializeInfo(Function, FunctionObj, RepositoryUrl);
+ AccessSpecifier Access = Function.Access;
+ if (Access == AccessSpecifier::AS_public)
+ PublicFunctionARef.push_back(std::move(FunctionObj));
+ else if (Access == AccessSpecifier::AS_protected)
+ ProtectedFunctionARef.push_back(std::move(FunctionObj));
+ }
+
+ if (!PublicFunctionARef.empty())
+ Obj["PublicFunctions"] = std::move(PublicFunctionArr);
+ if (!ProtectedFunctionARef.empty())
+ Obj["ProtectedFunctions"] = std::move(ProtectedFunctionArr);
+ }
+
+ if (!I.Members.empty()) {
+ json::Value PublicMembers = Array();
+ json::Array &PubMemberRef = *PublicMembers.getAsArray();
+ json::Value ProtectedMembers = Array();
+ json::Array &ProtMemberRef = *ProtectedMembers.getAsArray();
+
+ for (const MemberTypeInfo &Member : I.Members) {
+ json::Object MemberObj = Object();
+ MemberObj["Name"] = Member.Name;
+ MemberObj["Type"] = Member.Type.Name;
+
+ if (Member.Access == AccessSpecifier::AS_public)
+ PubMemberRef.push_back(std::move(MemberObj));
+ else if (Member.Access == AccessSpecifier::AS_protected)
+ ProtMemberRef.push_back(std::move(MemberObj));
+ }
+
+ if (!PubMemberRef.empty())
+ Obj["PublicMembers"] = std::move(PublicMembers);
+ if (!ProtMemberRef.empty())
+ Obj["ProtectedMembers"] = std::move(ProtectedMembers);
+ }
+
+ if (!I.Children.Enums.empty()) {
+ json::Value EnumsArray = Array();
+ auto &EnumsArrayRef = *EnumsArray.getAsArray();
+ for (const auto &Enum : I.Children.Enums) {
+ json::Object EnumObj;
+ serializeInfo(Enum, EnumObj, RepositoryUrl);
+ EnumsArrayRef.push_back(std::move(EnumObj));
+ }
+ Obj["Enums"] = std::move(EnumsArray);
+ }
+
+ if (!I.Children.Typedefs.empty()) {
+ json::Value TypedefsArray = Array();
+ auto &TypedefsArrayRef = *TypedefsArray.getAsArray();
+ for (const auto &Typedef : I.Children.Typedefs) {
+ json::Object TypedefObj;
+ serializeInfo(Typedef, TypedefObj, RepositoryUrl);
+ TypedefsArrayRef.push_back(std::move(TypedefObj));
+ }
+ Obj["Typedefs"] = std::move(TypedefsArray);
+ }
+}
+
+Error JSONGenerator::generateDocs(
+ StringRef RootDir, llvm::StringMap<std::unique_ptr<doc::Info>> Infos,
+ const ClangDocContext &CDCtx) {
+ StringSet<> CreatedDirs;
+ StringMap<std::vector<doc::Info *>> FileToInfos;
+ for (const auto &Group : Infos) {
+ Info *Info = Group.getValue().get();
+
+ SmallString<128> Path;
+ sys::path::native(RootDir, Path);
+ sys::path::append(Path, Info->getRelativeFilePath(""));
+ if (!CreatedDirs.contains(Path)) {
+ if (std::error_code Err = sys::fs::create_directories(Path);
+ Err != std::error_code())
+ ExitOnErr(createFileError(Twine(Path), Err));
+ CreatedDirs.insert(Path);
+ }
+
+ sys::path::append(Path, Info->getFileBaseName() + ".json");
+ FileToInfos[Path].push_back(Info);
+ }
+
+ for (const auto &Group : FileToInfos) {
+ std::error_code FileErr;
+ raw_fd_ostream InfoOS(Group.getKey(), FileErr, sys::fs::OF_Text);
+ if (FileErr)
+ ExitOnErr(createFileError("cannot open file " + Group.getKey(),
FileErr));
+
+ for (const auto &Info : Group.getValue())
+ if (Error Err = generateDocForInfo(Info, InfoOS, CDCtx))
+ return Err;
+ }
+
+ return Error::success();
+}
+
+Error JSONGenerator::generateDocForInfo(Info *I, raw_ostream &OS,
+ const ClangDocContext &CDCtx) {
+ json::Object Obj = Object();
+
+ switch (I->IT) {
+ case InfoType::IT_namespace:
+ break;
+ case InfoType::IT_record:
+ serializeInfo(*static_cast<RecordInfo *>(I), Obj, CDCtx.RepositoryUrl);
+ break;
+ case InfoType::IT_enum:
+ case InfoType::IT_function:
+ case InfoType::IT_typedef:
+ break;
+ case InfoType::IT_default:
+ ExitOnErr(
+ createStringError(inconvertibleErrorCode(), "unexpected info type"));
+ }
+ OS << llvm::formatv("{0:2}", llvm::json::Value(std::move(Obj)));
+ return Error::success();
+}
+
+Error JSONGenerator::createResources(ClangDocContext &CDCtx) {
+ return Error::success();
+}
+
+static GeneratorRegistry::Add<JSONGenerator> JSON(JSONGenerator::Format,
+ "Generator for JSON
output.");
+volatile int JSONGeneratorAnchorSource = 0;
+} // namespace doc
+} // namespace clang
diff --git a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
index 8253ef298db4d..2d0cc4a32fc50 100644
--- a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
+++ b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
@@ -104,7 +104,7 @@ static llvm::cl::opt<std::string> RepositoryCodeLinePrefix(
llvm::cl::desc("Prefix of line code for repository."),
llvm::cl::cat(ClangDocCategory));
-enum OutputFormatTy { md, yaml, html, mustache };
+enum OutputFormatTy { md, yaml, html, mustache, json };
static llvm::cl::opt<OutputFormatTy> FormatEnum(
"format", llvm::cl::desc("Format for outputted docs."),
@@ -115,7 +115,9 @@ static llvm::cl::opt<OutputFormatTy> FormatEnum(
clEnumValN(OutputFormatTy::html, "html",
"Documentation in HTML format."),
clEnumValN(OutputFormatTy::mustache, "mustache",
- "Documentation in mustache HTML format")),
+ "Documentation in mustache HTML format"),
+ clEnumValN(OutputFormatTy::json, "json",
+ "Documentation in JSON format")),
llvm::cl::init(OutputFormatTy::yaml), llvm::cl::cat(ClangDocCategory));
static llvm::ExitOnError ExitOnErr;
@@ -130,6 +132,8 @@ static std::string getFormatString() {
return "html";
case OutputFormatTy::mustache:
return "mustache";
+ case OutputFormatTy::json:
+ return "json";
}
llvm_unreachable("Unknown OutputFormatTy");
}
diff --git a/clang-tools-extra/test/clang-doc/json/class.cpp
b/clang-tools-extra/test/clang-doc/json/class.cpp
new file mode 100644
index 0000000000000..c782ae5dbc25e
--- /dev/null
+++ b/clang-tools-extra/test/clang-doc/json/class.cpp
@@ -0,0 +1,183 @@
+// RUN: rm -rf %t && mkdir -p %t
+// RUN: clang-doc --output=%t --format=json --executor=standalone %s
+// RUN: FileCheck %s < %t/GlobalNamespace/MyClass.json
+
+struct Foo;
+
+// This is a nice class.
+// It has some nice methods and fields.
+// @brief This is a brief description.
+struct MyClass {
+ int PublicField;
+
+ int myMethod(int MyParam);
+ static void staticMethod();
+ const int& getConst();
+
+ enum Color {
+ RED,
+ GREEN,
+ BLUE = 5
+ };
+
+ typedef int MyTypedef;
+protected:
+ int protectedMethod();
+
+ int ProtectedField;
+};
+
+// CHECK: {
+// CHECK-NEXT: "Description": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "FullComment": {
+// CHECK-NEXT: "Children": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "ParagraphComment": {
+// CHECK-NEXT: "Children": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "TextComment": " This is a nice class."
+// CHECK-NEXT: },
+// CHECK-NEXT: {
+// CHECK-NEXT: "TextComment": " It has some nice methods and
fields."
+// CHECK-NEXT: },
+// CHECK-NEXT: {
+// CHECK-NEXT: "TextComment": ""
+// CHECK-NEXT: }
+// CHECK-NEXT: ]
+// CHECK: {
+// CHECK-NEXT: "BlockCommandComment": {
+// CHECK-NEXT: "Children": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "ParagraphComment": {
+// CHECK-NEXT: "Children": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "TextComment": " This is a brief
description."
+// CHECK-NEXT: }
+// CHECK: "Command": "brief"
+// CHECK: "Enums": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "Location": {
+// CHECK-NEXT: "Filename": "{{.*}}class.cpp",
+// CHECK-NEXT: "LineNumber": 17
+// CHECK-NEXT: },
+// CHECK-NEXT: "Members": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "Name": "RED",
+// CHECK-NEXT: "Value": "0"
+// CHECK-NEXT: },
+// CHECK-NEXT: {
+// CHECK-NEXT: "Name": "GREEN",
+// CHECK-NEXT: "Value": "1"
+// CHECK-NEXT: },
+// CHECK-NEXT: {
+// CHECK-NEXT: "Name": "BLUE",
+// CHECK-NEXT: "ValueExpr": "5"
+// CHECK-NEXT: }
+// CHECK-NEXT: ],
+// CHECK-NEXT: "Name": "Color",
+// CHECK-NEXT: "Namespace": [
+// CHECK-NEXT: "MyClass",
+// CHECK-NEXT: "GlobalNamespace"
+// CHECK-NEXT: ],
+// CHECK-NEXT: "Scoped": false,
+// CHECK-NEXT: "USR": "{{[0-9A-F]*}}"
+// CHECK-NEXT: }
+// CHECK-NEXT: ],
+// CHECK-NEXT: "FullName": "MyClass",
+// CHECK-NEXT: "IsTypedef": false,
+// CHECK-NEXT: "Location": {
+// CHECK-NEXT: "Filename": "{{.*}}class.cpp",
+// CHECK-NEXT: "LineNumber": 10
+// CHECK-NEXT: },
+// CHECK-NEXT: "Name": "MyClass",
+// CHECK-NEXT: "Namespace": [
+// CHECK-NEXT: "GlobalNamespace"
+// CHECK-NEXT: ],
+// CHECK-NEXT: "Path": "GlobalNamespace",
+// CHECK-NEXT: "ProtectedFunctions": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "IsStatic": false,
+// CHECK-NEXT: "Name": "protectedMethod",
+// CHECK-NEXT: "Namespace": [
+// CHECK-NEXT: "MyClass",
+// CHECK-NEXT: "GlobalNamespace"
+// CHECK-NEXT: ],
+// CHECK-NEXT: "ReturnType": {
+// CHECK-NEXT: "ID": "{{[0-9A-F]*}}",
+// CHECK-NEXT: "IsBuiltIn": false,
+// CHECK-NEXT: "IsTemplate": false,
+// CHECK-NEXT: "Name": "int",
+// CHECK-NEXT: "QualName": "int"
+// CHECK-NEXT: },
+// CHECK-NEXT: "USR": "{{[0-9A-F]*}}"
+// CHECK-NEXT: }
+// CHECK-NEXT: ],
+// CHECK-NEXT: "ProtectedMembers": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "Name": "ProtectedField",
+// CHECK-NEXT: "Type": "int"
+// CHECK-NEXT: }
+// CHECK-NEXT: ],
+// CHECK-NEXT: "PublicFunctions": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "IsStatic": false,
+// CHECK-NEXT: "Name": "myMethod",
+// CHECK-NEXT: "Namespace": [
+// CHECK-NEXT: "MyClass",
+// CHECK-NEXT: "GlobalNamespace"
+// CHECK-NEXT: ],
+// CHECK-NEXT: "Params": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "Name": "MyParam",
+// CHECK-NEXT: "Type": "int"
+// CHECK-NEXT: }
+// CHECK-NEXT: ],
+// CHECK-NEXT: "ReturnType": {
+// CHECK-NEXT: "ID": "{{[0-9A-F]*}}",
+// CHECK-NEXT: "IsBuiltIn": false,
+// CHECK-NEXT: "IsTemplate": false,
+// CHECK-NEXT: "Name": "int",
+// CHECK-NEXT: "QualName": "int"
+// CHECK-NEXT: },
+// CHECK-NEXT: "USR": "{{[0-9A-F]*}}"
+// CHECK-NEXT: },
+// CHECK: "IsStatic": true,
+// CHECk: "IsStatic": false,
+// CHECK: "Name": "getConst",
+// CHECK: "ReturnType": {
+// CHECK-NEXT: "ID": "{{[0-9A-F]*}}",
+// CHECK-NEXT: "IsBuiltIn": false,
+// CHECK-NEXT: "IsTemplate": false,
+// CHECK-NEXT: "Name": "const int &",
+// CHECK-NEXT: "QualName": "const int &"
+// CHECK-NEXT: },
+// CHECK: "PublicMembers": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "Name": "PublicField",
+// CHECK-NEXT: "Type": "int"
+// CHECK-NEXT: }
+// CHECK-NEXT: ],
+// CHECK-NEXT: "TagType": "struct",
+// CHECK-NEXT: "Typedefs": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "IsUsing": false,
+// CHECK-NEXT: "Location": {
+// CHECK-NEXT: "Filename":
"/home/erick/code/llvm-project/clang-tools-extra/test/clang-doc/json/class.cpp",
+// CHECK-NEXT: "LineNumber": 23
+// CHECK-NEXT: },
+// CHECK-NEXT: "Name": "MyTypedef",
+// CHECK-NEXT: "Namespace": [
+// CHECK-NEXT: "MyClass",
+// CHECK-NEXT: "GlobalNamespace"
+// CHECK-NEXT: ],
+// CHECK-NEXT: "TypeDeclaration": "",
+// CHECK-NEXT: "USR": "{{[0-9A-F]*}}",
+// CHECK-NEXT: "Underlying": {
+// CHECK-NEXT: "ID": "0000000000000000000000000000000000000000",
+// CHECK-NEXT: "IsBuiltIn": false,
+// CHECK-NEXT: "IsTemplate": false,
+// CHECK-NEXT: "Name": "int",
+// CHECK-NEXT: "QualName": "int"
+// CHECK: "USR": "{{[0-9A-F]*}}"
+// CHECK-NEXT: }
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