1 files changed, 69 insertions, 0 deletions
diff --git a/deps/v8/src/torque/ls/json.cc b/deps/v8/src/torque/ls/json.cc
new file mode 100644
index 0000000000..013c0d652e
--- /dev/null
+++ b/deps/v8/src/torque/ls/json.cc
@@ -0,0 +1,69 @@
+// Copyright 2019 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "src/torque/ls/json.h"
+
+#include <iostream>
+#include <sstream>
+#include "src/torque/utils.h"
+
+namespace v8 {
+namespace internal {
+namespace torque {
+namespace ls {
+
+namespace {
+
+void SerializeToString(std::stringstream& str, const JsonValue& value) {
+  switch (value.tag) {
+    case JsonValue::NUMBER:
+      str << value.ToNumber();
+      break;
+    case JsonValue::STRING:
+      str << StringLiteralQuote(value.ToString());
+      break;
+    case JsonValue::IS_NULL:
+      str << "null";
+      break;
+    case JsonValue::BOOL:
+      str << (value.ToBool() ? "true" : "false");
+      break;
+    case JsonValue::OBJECT: {
+      str << "{";
+      size_t i = 0;
+      for (const auto& pair : value.ToObject()) {
+        str << "\"" << pair.first << "\":";
+        SerializeToString(str, pair.second);
+        if (++i < value.ToObject().size()) str << ",";
+      }
+      str << "}";
+      break;
+    }
+    case JsonValue::ARRAY: {
+      str << "[";
+      size_t i = 0;
+      for (const auto& element : value.ToArray()) {
+        SerializeToString(str, element);
+        if (++i < value.ToArray().size()) str << ",";
+      }
+      str << "]";
+      break;
+    }
+    default:
+      break;
+  }
+}
+
+}  // namespace
+
+std::string SerializeToString(const JsonValue& value) {
+  std::stringstream result;
+  SerializeToString(result, value);
+  return result.str();
+}
+
+}  // namespace ls
+}  // namespace torque
+}  // namespace internal
+}  // namespace v8