{
  "Napi struct reference in": {
    "prefix": "napistructrefin",
    "body": [
      "napi_value args[1];",
      "size_t argc = 1;",
      "napi_get_cb_info(env, info, &argc, args, nullptr, nullptr);",
      "// Get struct reference from args[0]. data is a reference which passed to JS through napi_create_external.",
      "void* data;",
      "napi_get_value_external(env, args[0], &data);"
    ]
  },
  "Napi struct reference out": {
    "prefix": "napistructrefout",
    "body": [
      "/** struct MyStruct {",
      " *    public:",
      " *      MyStruct();",
      " *      ~MyStruct();",
      " *      void SetValue(int value);",
      " *      int GetValue() const;",
      " *    private:",
      " *      int value_;",
      " * };",
      " */",
      "MyStruct* data = new MyStruct();",
      "napi_value result;",
      "// Create a JS external value that wraps a pointer to native data.",
      "napi_create_external(env, data, nullptr, nullptr, &result);"
    ]
  },
  "Napi class reference in": {
    "prefix": "napiclassrefin",
    "body": [
      "size_t argc = 1;",
      "napi_value args[1];",
      "napi_get_cb_info(env, info, &argc, args, nullptr, nullptr);",
      "void* data;",
      "// Get class reference from args[0]. data is a reference which passed to JS through napi_create_external.",
      "napi_get_value_external(env, args[0], &data);"
    ]
  },
  "Napi class reference out": {
    "prefix": "napiclassrefout",
    "body": [
      "/** class MyClass {",
      " *    public:",
      " *      MyClass();",
      " *      ~MyClass();",
      " *      void SetValue(int value);",
      " *      int GetValue() const;",
      " *    private:",
      " *      int value_;",
      " * };",
      " */",
      "MyClass* data = new MyClass();",
      "napi_value result;",
      "// Create a JS external value that wraps a pointer to native data.",
      "napi_create_external(env, data, nullptr, nullptr, &result);"
    ]
  },
  "Napi array reference in": {
    "prefix": "napiarrayrefin",
    "body": [
      "size_t argc = 1;",
      "napi_value args[1];",
      "int32_t* cppArray;",
      "napi_get_cb_info(env, info, &argc, args, nullptr, nullptr);",
      "// Get int32_t array from args[0].",
      "napi_get_value_external(env, args[0], (void**)&cppArray);"
    ]
  },
  "Napi array reference out": {
    "prefix": "napiarrayrefout",
    "body": [
      "int32_t* cppArray = new int32_t[5]{1, 2, 3, 4, 5};",
      "napi_value jsArray;",
      "// FinalizeCallback is a optional callback that used to release data. (e.g.:delete[] cppArray;).",
      "napi_create_external(env, cppArray, FinalizeCallback, nullptr, &jsArray);"
    ]
  }
}