Conversion.cpp

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//===--- Conversion.cpp - LSP data (de-)serialization through XPC - C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
 
#include "xpc/Conversion.h"
#include "support/Logger.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/ScopedPrinter.h"
#include <string>
#include <vector>
 
using namespace llvm;
namespace clang {
namespace clangd {
 
xpc_object_t jsonToXpc(const json::Value &JSON) {
  const char *const Key = "LSP";
  xpc_object_t PayloadObj = xpc_string_create(llvm::to_string(JSON).c_str());
  return xpc_dictionary_create(&Key, &PayloadObj, 1);
}
 
json::Value xpcToJson(const xpc_object_t &XPCObject) {
  if (xpc_get_type(XPCObject) == XPC_TYPE_DICTIONARY) {
    const char *const LSP = xpc_dictionary_get_string(XPCObject, "LSP");
    auto Json = json::parse(llvm::StringRef(LSP));
    if (Json)
      return *Json;
    else
      elog("JSON parse error: {0}", toString(Json.takeError()));
  }
  return json::Value(nullptr);
}
 
} // namespace clangd
} // namespace clang