electron/shell/renderer/api/electron_api_context_bridge.h

55 lines
2.1 KiB
C++

// Copyright (c) 2019 Slack Technologies, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#ifndef ELECTRON_SHELL_RENDERER_API_ELECTRON_API_CONTEXT_BRIDGE_H_
#define ELECTRON_SHELL_RENDERER_API_ELECTRON_API_CONTEXT_BRIDGE_H_
#include "shell/renderer/api/context_bridge/object_cache.h"
#include "v8/include/v8.h"
namespace gin_helper {
class Arguments;
}
namespace electron::api {
void ProxyFunctionWrapper(const v8::FunctionCallbackInfo<v8::Value>& info);
// Where the context bridge should create the exception it is about to throw
enum class BridgeErrorTarget {
// The source / calling context. This is default and correct 99% of the time,
// the caller / context asking for the conversion will receive the error and
// therefore the error should be made in that context
kSource,
// The destination / target context. This should only be used when the source
// won't catch the error that results from the value it is passing over the
// bridge. This can **only** occur when returning a value from a function as
// we convert the return value after the method has terminated and execution
// has been returned to the caller. In this scenario the error will the be
// catchable in the "destination" context and therefore we create the error
// there.
kDestination
};
v8::MaybeLocal<v8::Value> PassValueToOtherContext(
v8::Local<v8::Context> source_context,
v8::Local<v8::Context> destination_context,
v8::Local<v8::Value> value,
context_bridge::ObjectCache* object_cache,
bool support_dynamic_properties,
int recursion_depth,
BridgeErrorTarget error_target);
v8::MaybeLocal<v8::Object> CreateProxyForAPI(
const v8::Local<v8::Object>& api_object,
const v8::Local<v8::Context>& source_context,
const v8::Local<v8::Context>& destination_context,
context_bridge::ObjectCache* object_cache,
bool support_dynamic_properties,
int recursion_depth,
BridgeErrorTarget error_target);
} // namespace electron::api
#endif // ELECTRON_SHELL_RENDERER_API_ELECTRON_API_CONTEXT_BRIDGE_H_