152   auto Compare = [](llvm::StringRef S, Value Expected) {  in TEST()  local
164   Compare(R"(true)", true);  in TEST()
165   Compare(R"(false)", false);  in TEST()
166   Compare(R"(null)", nullptr);  in TEST()
168   Compare(R"(42)", 42);  in TEST()
169   Compare(R"(2.5)", 2.5);  in TEST()
170   Compare(R"(2e50)", 2e50);  in TEST()
171   Compare(R"(1.2e3456789)", std::numeric_limits<double>::infinity());  in TEST()
173   Compare(R"("foo")", "foo");  in TEST()
174   Compare(R"("\"\\\b\f\n\r\t")", "\"\\\b\f\n\r\t");  in TEST()
175   Compare(R"("\u0000")", llvm::StringRef("\0", 1));  in TEST()
176   Compare("\"\x7f\"", "\x7f");  in TEST()
177   Compare(R"("\ud801\udc37")", u8"\U00010437"); // UTF16 surrogate pair escape.  in TEST()
178   Compare("\"\xE2\x82\xAC\xF0\x9D\x84\x9E\"", u8"\u20ac\U0001d11e"); // UTF8  in TEST()
179   Compare(  in TEST()
184   Compare(R"({"":0,"":0})", Object{{"", 0}});  in TEST()
185   Compare(R"({"obj":{},"arr":[]})", Object{{"obj", Object{}}, {"arr", {}}});  in TEST()
186   Compare(R"({"\n":{"\u0000":[[[[]]]]}})",  in TEST()
190   Compare("\r[\n\t] ", {});  in TEST()