mirrors/electron
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages 1 Wiki Activity Actions 1

chore: support converting OnceCallback to V8 (#17941)

Browse source
This commit is contained in:
Cheng Zhao 2019-04-25 09:40:27 +09:00 • committed by GitHub
parent 93d9dafacc
commit 3142d5ca00
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
5 changed files with 103 additions and 18 deletions
Download patch file Download diff file Expand all files Collapse all files

24
atom/common/native_mate_converters/callback.h
View file

@ -5,6 +5,7 @@
#ifndef ATOM_COMMON_NATIVE_MATE_CONVERTERS_CALLBACK_H_
#define ATOM_COMMON_NATIVE_MATE_CONVERTERS_CALLBACK_H_
#include <utility>
#include <vector>
#include "atom/common/api/locker.h"
@ -54,7 +55,8 @@ struct V8FunctionInvoker<v8::Local<v8::Value>(ArgTypes...)> {
v8::Local<v8::Function> holder = function.NewHandle(isolate);
v8::Local<v8::Context> context = holder->CreationContext();
v8::Context::Scope context_scope(context);
std::vector<v8::Local<v8::Value>> args{ConvertToV8(isolate, raw)...};
std::vector<v8::Local<v8::Value>> args{
ConvertToV8(isolate, std::forward<ArgTypes>(raw))...};
v8::MaybeLocal<v8::Value> ret = holder->Call(
context, holder, args.size(), args.empty() ? nullptr : &args.front());
if (ret.IsEmpty())
@ -78,7 +80,8 @@ struct V8FunctionInvoker<void(ArgTypes...)> {
v8::Local<v8::Function> holder = function.NewHandle(isolate);
v8::Local<v8::Context> context = holder->CreationContext();
v8::Context::Scope context_scope(context);
std::vector<v8::Local<v8::Value>> args{ConvertToV8(isolate, raw)...};
std::vector<v8::Local<v8::Value>> args{
ConvertToV8(isolate, std::forward<ArgTypes>(raw))...};
holder
->Call(context, holder, args.size(),
args.empty() ? nullptr : &args.front())
@ -101,7 +104,8 @@ struct V8FunctionInvoker<ReturnType(ArgTypes...)> {
v8::Local<v8::Function> holder = function.NewHandle(isolate);
v8::Local<v8::Context> context = holder->CreationContext();
v8::Context::Scope context_scope(context);
std::vector<v8::Local<v8::Value>> args{ConvertToV8(isolate, raw)...};
std::vector<v8::Local<v8::Value>> args{
ConvertToV8(isolate, std::forward<ArgTypes>(raw))...};
v8::Local<v8::Value> result;
auto maybe_result = holder->Call(context, holder, args.size(),
args.empty() ? nullptr : &args.front());
@ -138,20 +142,6 @@ struct NativeFunctionInvoker<ReturnType(ArgTypes...)> {
} // namespace internal
template <typename Sig>
struct Converter<base::OnceCallback<Sig>> {
static bool FromV8(v8::Isolate* isolate,
v8::Local<v8::Value> val,
base::OnceCallback<Sig>* out) {
if (!val->IsFunction())
return false;
*out = base::BindOnce(&internal::V8FunctionInvoker<Sig>::Go, isolate,
internal::SafeV8Function(isolate, val));
return true;
}
};
template <typename Sig>
struct Converter<base::RepeatingCallback<Sig>> {
static v8::Local<v8::Value> ToV8(v8::Isolate* isolate,