Include file modification time in index

src/indexer.cc

@@ -1376,6 +1376,8 @@ std::vector<std::unique_ptr<IndexedFile>> Parse(IndexerConfig* config, FileConsu
     assert(entry->id_cache.primary_file == entry->path);
     entry->path = NormalizePath(entry->path);
     entry->id_cache.primary_file = entry->path;
+
+    entry->last_modification_time = GetLastModificationTime(entry->path);
   }
 
   // TODO: Fix interesting checks.

src/indexer.h

@@ -466,6 +466,8 @@ struct IndexedFile {
   IdCache id_cache;
 
   std::string path;
+  int64_t last_modification_time = 0;
+
   // The content of |path| when it was indexed.
   //std::string content;
 

src/platform.cc

@@ -11,6 +11,8 @@
 
 namespace {
 
+bool gModificationTimeDisabled = false;
+
 // See http://stackoverflow.com/a/236803
 template<typename Out>
 void Split(const std::string &s, char delim, Out result) {
@@ -83,6 +85,15 @@ void MakeDirectoryRecursive(std::string path) {
   }
 }
 
+void DisableModificationTimeForTest() {
+  gModificationTimeDisabled = true;
+}
+
+bool IsModificationTimeDisabledForTests() {
+  return gModificationTimeDisabled;
+}
+
+
 TEST_SUITE("Platform");
 
 TEST_CASE("Split strings") {

src/platform.h

@@ -37,5 +37,10 @@ bool TryMakeDirectory(const std::string& absolute_path);
 
 void SetCurrentThreadName(const std::string& thread_name);
 
+void DisableModificationTimeForTest();
+bool IsModificationTimeDisabledForTests();
+
+int64_t GetLastModificationTime(const std::string& absolute_path);
+
 // Returns any clang arguments that are specific to the current platform.
 std::vector<std::string> GetPlatformClangArguments();

src/platform_win.cc

@@ -8,6 +8,9 @@
 #include <io.h>
 #include <Windows.h>
 
+#include <sys/types.h>
+#include <sys/stat.h>
+
 #include <algorithm>
 #include <cassert>
 #include <iostream>
@@ -179,6 +182,29 @@ void SetCurrentThreadName(const std::string& thread_name) {
   __except (EXCEPTION_EXECUTE_HANDLER) {}
 }
 
+int64_t GetLastModificationTime(const std::string& absolute_path) {
+  if (IsModificationTimeDisabledForTests())
+    return 1;
+
+  struct _stat buf;
+  if (_stat(absolute_path.c_str(), &buf) != 0) {
+    switch (errno) {
+      case ENOENT:
+        std::cerr << "GetLastModificationTime: unable to find file " << absolute_path << std::endl;
+        break;
+      case EINVAL:
+        std::cerr << "GetLastModificationTime: invalid param to _stat for file file " << absolute_path << std::endl;
+        break;
+      default:
+        std::cerr << "GetLastModificationTime: unhandled for " << absolute_path << std::endl;
+        exit(1);
+        break;
+    }
+  }
+
+  return buf.st_mtime;
+}
+
 std::vector<std::string> GetPlatformClangArguments() {
   return {
     "-fms-compatibility",

src/project.cc

@@ -104,9 +104,9 @@ CompilationEntry GetCompilationEntryFromCompileCommandEntry(const CompileCommand
   CompilationEntry result;
   result.filename = NormalizePath(entry.file);
 
-  unsigned int num_args = entry.args.size();
+  size_t num_args = entry.args.size();
   result.args.reserve(num_args);
-  for (unsigned int j = 0; j < num_args; ++j) {
+  for (size_t j = 0; j < num_args; ++j) {
     std::string arg = entry.args[j];
 
 
@@ -226,9 +226,9 @@ std::vector<CompilationEntry> LoadCompilationEntriesFromDirectory(const std::str
     entry.file = NormalizePath(absolute_filename);
     entry.directory = directory;
 
-    unsigned int num_args = clang_CompileCommand_getNumArgs(cx_command);
+    unsigned num_args = clang_CompileCommand_getNumArgs(cx_command);
     entry.args.reserve(num_args);
-    for (int i = 0; i < num_args; ++i)
+    for (unsigned i = 0; i < num_args; ++i)
       entry.args.push_back(clang::ToString(clang_CompileCommand_getArg(cx_command, i)));
 
     result.push_back(GetCompilationEntryFromCompileCommandEntry(entry));

src/serializer.cc

@@ -10,6 +10,13 @@ void Reflect(Reader& visitor, int& value) {
 void Reflect(Writer& visitor, int& value) {
   visitor.Int(value);
 }
+// int64_t
+void Reflect(Reader& visitor, int64_t& value) {
+  value = visitor.GetInt64();
+}
+void Reflect(Writer& visitor, int64_t& value) {
+  visitor.Int64(value);
+}
 // bool
 void Reflect(Reader& visitor, bool& value) {
   value = visitor.GetBool();
@@ -215,6 +222,7 @@ bool ReflectMemberStart(Writer& visitor, IndexedFile& value) {
 template<typename TVisitor>
 void Reflect(TVisitor& visitor, IndexedFile& value) {
   REFLECT_MEMBER_START();
+  REFLECT_MEMBER(last_modification_time);
   REFLECT_MEMBER(dependencies);
   REFLECT_MEMBER(types);
   REFLECT_MEMBER(funcs);

src/serializer.h

@@ -102,6 +102,9 @@ void ReflectMemberEnd(TVisitor& visitor, T& value) {
 // int
 void Reflect(Reader& visitor, int& value);
 void Reflect(Writer& visitor, int& value);
+// int64_t
+void Reflect(Reader& visitor, int64_t& value);
+void Reflect(Writer& visitor, int64_t& value);
 // bool
 void Reflect(Reader& visitor, bool& value);
 void Reflect(Writer& visitor, bool& value);

src/test.cc

@@ -112,6 +112,8 @@ IndexedFile* FindDbForPathEnding(const std::string& path, const std::vector<std:
 }
 
 void RunTests() {
+  DisableModificationTimeForTest();
+
   // TODO: Assert that we need to be on clang >= 3.9.1
   bool update_all = false;
 

tests/_empty_test.cc

@@ -1,4 +1,6 @@
 /*
 OUTPUT:
-{}
+{
+  "last_modification_time": 1
+}
 */

tests/class_forward_declaration.cc

@@ -6,6 +6,7 @@ class Foo;
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/constructors/constructor.cc

@@ -11,6 +11,7 @@ void foo() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/constructors/destructor.cc

@@ -16,6 +16,7 @@ void foo() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/constructors/invalid_reference.cc

@@ -6,6 +6,7 @@ Foo::Foo() {}
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/declaration_vs_definition/class.cc

@@ -8,6 +8,7 @@ class Foo;
 //       for comments.
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/declaration_vs_definition/class_member.cc

@@ -5,6 +5,7 @@ class Foo {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/declaration_vs_definition/class_member_static.cc

@@ -7,6 +7,7 @@ int Foo::foo;
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/declaration_vs_definition/func.cc

@@ -7,6 +7,7 @@ void foo();
 // Note: we always use the latest seen ("most local") definition/declaration.
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@foo#",

tests/declaration_vs_definition/method.cc

@@ -9,6 +9,7 @@ void Foo::def() {}
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/enums/enum_class_decl.cc

@@ -6,6 +6,7 @@ enum class Foo {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@E@Foo",

tests/enums/enum_decl.cc

@@ -6,6 +6,7 @@ enum Foo {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@E@Foo",

tests/enums/enum_inherit.cc

@@ -6,6 +6,7 @@ enum Foo : int {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@E@Foo",

tests/enums/enum_usage.cc

@@ -8,6 +8,7 @@ Foo x = Foo::A;
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@E@Foo",

tests/foobar.cc

@@ -11,6 +11,7 @@ Foo<B> b;
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@E@A",

tests/function_declaration.cc

@@ -3,6 +3,7 @@ void foo(int a, int b);
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@foo#I#I#",

tests/function_declaration_definition.cc

@@ -5,6 +5,7 @@ void foo() {}
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@foo#",

tests/function_definition.cc

@@ -3,6 +3,7 @@ void foo() {}
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@foo#",

tests/inheritance/class_inherit.cc

@@ -4,6 +4,7 @@ class Derived : public Parent {};
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Parent",

tests/inheritance/class_inherit_templated_parent.cc

@@ -15,6 +15,7 @@ class Derived : Base1<3>, Base2<Derived>, Derived1<4>, Derived2<Derived> {};
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@ST>1#Ni@Base1",

tests/inheritance/class_multiple_inherit.cc

@@ -6,6 +6,7 @@ class Derived : public MiddleA, public MiddleB {};
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Root",

tests/inheritance/function_override.cc

@@ -8,6 +8,7 @@ class Derived : public Root {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Root",

tests/inheritance/interface_pure_virtual.cc

@@ -5,6 +5,7 @@ class IFoo {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@IFoo",

tests/method_declaration.cc

@@ -9,6 +9,7 @@ class Foo {
 
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/method_definition.cc

@@ -7,6 +7,7 @@ void Foo::foo() {}
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/method_inline_declaration.cc

@@ -5,6 +5,7 @@ class Foo {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/multi_file/funky_enum.cc

@@ -8,6 +8,7 @@ enum Foo {
 
 OUTPUT: funky_enum.h
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@E@Foo",
@@ -45,9 +46,9 @@ OUTPUT: funky_enum.h
       "uses": ["6:1-6:2"]
     }]
 }
-
 OUTPUT: funky_enum.cc
 {
+  "last_modification_time": 1,
   "dependencies": ["C:/Users/jacob/Desktop/superindex/indexer/tests/multi_file/funky_enum.h"],
   "types": [{
       "id": 0,

tests/multi_file/impl.cc

@@ -7,6 +7,7 @@ void Impl() {
 /*
 OUTPUT: header.h
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Base",
@@ -110,6 +111,7 @@ OUTPUT: header.h
 }
 OUTPUT: impl.cc
 {
+  "last_modification_time": 1,
   "dependencies": ["C:/Users/jacob/Desktop/superindex/indexer/tests/multi_file/header.h"],
   "funcs": [{
       "id": 0,

tests/multi_file/simple_impl.cc

@@ -7,6 +7,7 @@ void impl() {
 /*
 OUTPUT: simple_header.h
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@header#",
@@ -17,6 +18,7 @@ OUTPUT: simple_header.h
 }
 OUTPUT: simple_impl.cc
 {
+  "last_modification_time": 1,
   "dependencies": ["C:/Users/jacob/Desktop/superindex/indexer/tests/multi_file/simple_header.h"],
   "funcs": [{
       "id": 0,

tests/multi_file/static.cc

@@ -5,6 +5,7 @@ void Buffer::CreateSharedBuffer() {}
 /*
 OUTPUT: static.h
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Buffer",
@@ -26,6 +27,7 @@ OUTPUT: static.h
 }
 OUTPUT: static.cc
 {
+  "last_modification_time": 1,
   "dependencies": ["C:/Users/jacob/Desktop/superindex/indexer/tests/multi_file/static.h"],
   "types": [{
       "id": 0,

tests/namespaces/anonymous_function.cc

@@ -5,6 +5,7 @@ void foo();
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:anonymous_function.cc@aN@F@foo#",

tests/namespaces/function_declaration.cc

@@ -5,6 +5,7 @@ void foo(int a, int b);
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@N@hello@F@foo#I#I#",

tests/namespaces/function_definition.cc

@@ -5,6 +5,7 @@ void foo() {}
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@N@hello@F@foo#",

tests/namespaces/method_declaration.cc

@@ -7,6 +7,7 @@ class Foo {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@N@hello@S@Foo",

tests/namespaces/method_definition.cc

@@ -9,6 +9,7 @@ void Foo::foo() {}
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@N@hello@S@Foo",

tests/namespaces/method_inline_declaration.cc

@@ -7,6 +7,7 @@ class Foo {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@N@hello@S@Foo",

tests/namespaces/namespace_reference.cc

@@ -12,6 +12,7 @@ void Runner() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@N@ns@F@Accept#I#",

tests/templates/func_specialized_template_param.cc

@@ -10,6 +10,7 @@ void Foo::Bar(Template<double>&) {}
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@ST>1#T@Template",

tests/templates/implicit_variable_instantiation.cc

@@ -17,6 +17,7 @@ namespace ns {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@N@ns@E@VarType",

tests/templates/namespace_template_class_template_func_usage_folded_into_one.cc

@@ -14,6 +14,7 @@ namespace ns {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@N@ns@ST>1#T@Foo",

tests/templates/namespace_template_type_usage_folded_into_one.cc

@@ -9,6 +9,7 @@ namespace ns {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@N@ns@ST>1#T@Foo",

tests/templates/specialized_func_definition.cc

@@ -15,6 +15,7 @@ void Template<void>::Foo() {}
 
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@ST>1#T@Template",

tests/templates/template_class_func_usage_folded_into_one.cc

@@ -11,6 +11,7 @@ int b = Foo<bool>::foo();
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@ST>1#T@Foo",

tests/templates/template_class_template_func_usage_folded_into_one.cc

@@ -12,6 +12,7 @@ int b = Foo<bool>::foo<double>();
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@ST>1#T@Foo",

tests/templates/template_class_type_usage_folded_into_one.cc

@@ -30,6 +30,7 @@ VarDecl b
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@E@A",

tests/templates/template_class_var_usage_folded_into_one.cc

@@ -9,6 +9,7 @@ int b = Foo<bool>::var;
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@ST>1#T@Foo",

tests/templates/template_func_usage_folded_into_one.cc

@@ -12,6 +12,7 @@ int b = foo<bool>();
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:template_func_usage_folded_into_one.cc@FT@>1#Tfoo#I#",

tests/templates/template_type_usage_folded_into_one.cc

@@ -7,6 +7,7 @@ Foo<bool> b;
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@ST>1#T@Foo",

tests/templates/template_var_usage_folded_into_one.cc

@@ -30,6 +30,7 @@ UnexposedDecl var
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@E@A",

tests/types/anonymous_struct.cc

@@ -6,6 +6,7 @@ union vector3 {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@U@vector3",

tests/unions/union_decl.cc

@@ -6,6 +6,7 @@ union Foo {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@U@Foo",

tests/unions/union_usage.cc

@@ -14,6 +14,7 @@ void act(Foo*) {
 
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@U@Foo",

tests/usage/func_called_from_constructor.cc

@@ -11,6 +11,7 @@ Foo::Foo() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/usage/func_called_from_macro_argument.cc

@@ -9,6 +9,7 @@ void caller() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@called#b#b#",

tests/usage/func_called_from_template.cc

@@ -14,6 +14,7 @@ void foo() {
 // called() is never referenced.
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@called#",

tests/usage/func_called_implicit_ctor.cc

@@ -11,6 +11,7 @@ Wrapper caller() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Wrapper",

tests/usage/func_usage_addr_func.cc

@@ -10,6 +10,7 @@ void user() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@consume#*v#",

tests/usage/func_usage_addr_method.cc

@@ -10,6 +10,7 @@ void user() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/usage/func_usage_call_func.cc

@@ -6,6 +6,7 @@ void caller() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@called#",

tests/usage/func_usage_call_method.cc

@@ -10,6 +10,7 @@ void user() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/usage/func_usage_class_inline_var_def.cc

@@ -9,6 +9,7 @@ class Foo {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/usage/func_usage_forward_decl_func.cc

@@ -6,6 +6,7 @@ void usage() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@foo#",

tests/usage/func_usage_forward_decl_method.cc

@@ -9,6 +9,7 @@ void usage() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/usage/func_usage_template_func.cc

@@ -9,6 +9,7 @@ void foo() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@FT@>1#Taccept#t0.0#v#",

tests/usage/type_usage_as_template_parameter.cc

@@ -13,6 +13,7 @@ unique_ptr<S>* return_type() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@ST>1#T@unique_ptr",

tests/usage/type_usage_as_template_parameter_complex.cc

@@ -81,6 +81,7 @@ unique_ptr<S1, S2>* Foo::foo() { return nullptr; }
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@ST>2#T#T@unique_ptr",

tests/usage/type_usage_as_template_parameter_simple.cc

@@ -8,6 +8,7 @@ static unique_ptr<S> foo;
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@ST>1#T@unique_ptr",

tests/usage/type_usage_declare_extern.cc

@@ -4,6 +4,7 @@ extern T t;
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@T",

tests/usage/type_usage_declare_field.cc

@@ -9,6 +9,7 @@ struct Foo {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@ForwardType",

tests/usage/type_usage_declare_local.cc

@@ -9,6 +9,7 @@ void Foo() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@ForwardType",

tests/usage/type_usage_declare_param.cc

@@ -6,6 +6,7 @@ void foo(ForwardType* f, ImplementedType a) {}
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@ForwardType",

tests/usage/type_usage_declare_param_prototype.cc

@@ -11,6 +11,7 @@ void foo(Foo* f, Foo*) {}
 
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/usage/type_usage_declare_param_unnamed.cc

@@ -3,6 +3,7 @@ void foo(ForwardType*) {}
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@ForwardType",

tests/usage/type_usage_declare_qualifiers.cc

@@ -9,6 +9,7 @@ void foo(Type& a0, const Type& a1) {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Type",

tests/usage/type_usage_declare_static.cc

@@ -3,6 +3,7 @@ static Type t;
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Type",

tests/usage/type_usage_on_return_type.cc

@@ -20,6 +20,7 @@ static Type* bar() {}
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Type",

tests/usage/type_usage_typedef_and_using.cc

@@ -12,6 +12,7 @@ void accept3(Foo3*) {}
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/usage/type_usage_typedef_and_using_template.cc

@@ -7,6 +7,7 @@ typedef Foo<Foo1> Foo2;
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@ST>1#T@Foo",

tests/usage/type_usage_various.cc

@@ -12,6 +12,7 @@ extern Foo foo;
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/usage/usage_inside_of_call.cc

@@ -17,6 +17,7 @@ void foo() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/usage/usage_inside_of_call_simple.cc

@@ -9,6 +9,7 @@ void foo() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@called#I#",

tests/usage/var_usage_call_function.cc

@@ -10,6 +10,7 @@ void caller() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@called#",

tests/usage/var_usage_class_member.cc

@@ -20,6 +20,7 @@ void foo() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/usage/var_usage_class_member_static.cc

@@ -11,6 +11,7 @@ void foo() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@S@Foo",

tests/usage/var_usage_cstyle_cast.cc

@@ -10,6 +10,7 @@ const VarType Holder::static_var;
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "types": [{
       "id": 0,
       "usr": "c:@E@VarType",

tests/usage/var_usage_extern.cc

@@ -6,6 +6,7 @@ void foo() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@foo#",

tests/usage/var_usage_func_parameter.cc

@@ -4,6 +4,7 @@ void foo(int a) {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@foo#I#",

tests/usage/var_usage_local.cc

@@ -5,6 +5,7 @@ void foo() {
 /*
 OUTPUT:
 {
+  "last_modification_time": 1,
   "funcs": [{
       "id": 0,
       "usr": "c:@F@foo#",