// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
+#include <vector>
+
#include "base/bind.h"
#include "base/callback.h"
#include "native_mate/function_template.h"
typedef scoped_refptr<RefCountedPersistent<v8::Function> > SafeV8Function;
-// This set of templates invokes a V8::Function by converting the C++ types.
-template<typename Sig>
-struct V8FunctionInvoker;
-
-template<typename V>
-struct V8FunctionInvoker<v8::Local<V>()> {
- static v8::Local<V> Go(v8::Isolate* isolate, SafeV8Function function) {
- Locker locker(isolate);
- v8::EscapableHandleScope handle_scope(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> val(holder->Call(holder, 0, NULL));
- return handle_scope.Escape(val);
- }
-};
-
-template<typename R>
-struct V8FunctionInvoker<R()> {
- static R Go(v8::Isolate* isolate, SafeV8Function function) {
- R ret;
- Locker locker(isolate);
- MATE_HANDLE_SCOPE(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> val(holder->Call(holder, 0, NULL));
- Converter<R>::FromV8(isolate, val, &ret);
- return ret;
- }
-};
-
-template<>
-struct V8FunctionInvoker<void()> {
- static void Go(v8::Isolate* isolate, SafeV8Function function) {
- Locker locker(isolate);
- MATE_HANDLE_SCOPE(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- holder->Call(holder, 0, NULL);
- }
-};
-
-template<typename V, typename P1>
-struct V8FunctionInvoker<v8::Local<V>(P1)> {
- static v8::Local<V> Go(v8::Isolate* isolate, SafeV8Function function, P1 a1) {
- Locker locker(isolate);
- v8::EscapableHandleScope handle_scope(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- };
- v8::Local<v8::Value> val(holder->Call(holder, arraysize(args), args));
- return handle_scope.Escape(val);
- }
-};
-
-template<typename R, typename P1>
-struct V8FunctionInvoker<R(P1)> {
- static R Go(v8::Isolate* isolate, SafeV8Function function, P1 a1) {
- R ret;
- Locker locker(isolate);
- MATE_HANDLE_SCOPE(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- };
- v8::Local<v8::Value> val(holder->Call(holder, arraysize(args), args));
- Converter<R>::FromV8(isolate, val, &ret);
- return ret;
- }
-};
-
-template<typename P1>
-struct V8FunctionInvoker<void(P1)> {
- static void Go(v8::Isolate* isolate, SafeV8Function function, P1 a1) {
- Locker locker(isolate);
- MATE_HANDLE_SCOPE(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- };
- holder->Call(holder, arraysize(args), args);
- }
-};
-
-template<typename V, typename P1, typename P2>
-struct V8FunctionInvoker<v8::Local<V>(P1, P2)> {
- static v8::Local<V> Go(v8::Isolate* isolate, SafeV8Function function, P1 a1,
- P2 a2) {
- Locker locker(isolate);
- v8::EscapableHandleScope handle_scope(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- };
- v8::Local<v8::Value> val(holder->Call(holder, arraysize(args), args));
- return handle_scope.Escape(val);
- }
-};
-
-template<typename R, typename P1, typename P2>
-struct V8FunctionInvoker<R(P1, P2)> {
- static R Go(v8::Isolate* isolate, SafeV8Function function, P1 a1, P2 a2) {
- R ret;
- Locker locker(isolate);
- MATE_HANDLE_SCOPE(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- };
- v8::Local<v8::Value> val(holder->Call(holder, arraysize(args), args));
- Converter<R>::FromV8(isolate, val, &ret);
- return ret;
- }
-};
-
-template<typename P1, typename P2>
-struct V8FunctionInvoker<void(P1, P2)> {
- static void Go(v8::Isolate* isolate, SafeV8Function function, P1 a1, P2 a2) {
- Locker locker(isolate);
- MATE_HANDLE_SCOPE(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- };
- holder->Call(holder, arraysize(args), args);
- }
-};
-
-template<typename V, typename P1, typename P2, typename P3>
-struct V8FunctionInvoker<v8::Local<V>(P1, P2, P3)> {
- static v8::Local<V> Go(v8::Isolate* isolate, SafeV8Function function, P1 a1,
- P2 a2, P3 a3) {
- Locker locker(isolate);
- v8::EscapableHandleScope handle_scope(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- ConvertToV8(isolate, a3),
- };
- v8::Local<v8::Value> val(holder->Call(holder, arraysize(args), args));
- return handle_scope.Escape(val);
- }
-};
-
-template<typename R, typename P1, typename P2, typename P3>
-struct V8FunctionInvoker<R(P1, P2, P3)> {
- static R Go(v8::Isolate* isolate, SafeV8Function function, P1 a1, P2 a2,
- P3 a3) {
- R ret;
- Locker locker(isolate);
- MATE_HANDLE_SCOPE(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- ConvertToV8(isolate, a3),
- };
- v8::Local<v8::Value> val(holder->Call(holder, arraysize(args), args));
- Converter<R>::FromV8(isolate, val, &ret);
- return ret;
- }
-};
-
-template<typename P1, typename P2, typename P3>
-struct V8FunctionInvoker<void(P1, P2, P3)> {
- static void Go(v8::Isolate* isolate, SafeV8Function function, P1 a1, P2 a2,
- P3 a3) {
- Locker locker(isolate);
- MATE_HANDLE_SCOPE(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- ConvertToV8(isolate, a3),
- };
- holder->Call(holder, arraysize(args), args);
- }
-};
-
-template<typename V, typename P1, typename P2, typename P3, typename P4>
-struct V8FunctionInvoker<v8::Local<V>(P1, P2, P3, P4)> {
- static v8::Local<V> Go(v8::Isolate* isolate, SafeV8Function function, P1 a1,
- P2 a2, P3 a3, P4 a4) {
- Locker locker(isolate);
- v8::EscapableHandleScope handle_scope(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- ConvertToV8(isolate, a3),
- ConvertToV8(isolate, a4),
- };
- v8::Local<v8::Value> val(holder->Call(holder, arraysize(args), args));
- return handle_scope.Escape(val);
- }
-};
-
-template<typename R, typename P1, typename P2, typename P3, typename P4>
-struct V8FunctionInvoker<R(P1, P2, P3, P4)> {
- static R Go(v8::Isolate* isolate, SafeV8Function function, P1 a1, P2 a2,
- P3 a3, P4 a4) {
- R ret;
- Locker locker(isolate);
- MATE_HANDLE_SCOPE(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- ConvertToV8(isolate, a3),
- ConvertToV8(isolate, a4),
- };
- v8::Local<v8::Value> val(holder->Call(holder, arraysize(args), args));
- Converter<R>::FromV8(isolate, val, &ret);
- return ret;
- }
-};
-
-template<typename P1, typename P2, typename P3, typename P4>
-struct V8FunctionInvoker<void(P1, P2, P3, P4)> {
- static void Go(v8::Isolate* isolate, SafeV8Function function, P1 a1, P2 a2,
- P3 a3, P4 a4) {
- Locker locker(isolate);
- MATE_HANDLE_SCOPE(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- ConvertToV8(isolate, a3),
- ConvertToV8(isolate, a4),
- };
- holder->Call(holder, arraysize(args), args);
- }
-};
+template <typename Sig>
+struct V8FunctionInvoker {};
-template<typename V, typename P1, typename P2, typename P3, typename P4,
- typename P5>
-struct V8FunctionInvoker<v8::Local<V>(P1, P2, P3, P4, P5)> {
- static v8::Local<V> Go(v8::Isolate* isolate, SafeV8Function function, P1 a1,
- P2 a2, P3 a3, P4 a4, P5 a5) {
+template <typename... ArgTypes>
+struct V8FunctionInvoker<v8::Local<v8::Value>(ArgTypes...)> {
+ static v8::Local<v8::Value> Go(v8::Isolate* isolate, SafeV8Function function,
+ ArgTypes... raw) {
Locker locker(isolate);
v8::EscapableHandleScope handle_scope(isolate);
v8::Local<v8::Function> holder = function->NewHandle();
v8::Local<v8::Context> context = holder->CreationContext();
v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- ConvertToV8(isolate, a3),
- ConvertToV8(isolate, a4),
- ConvertToV8(isolate, a5),
- };
- v8::Local<v8::Value> val(holder->Call(holder, arraysize(args), args));
- return handle_scope.Escape(val);
+ std::vector<v8::Local<v8::Value>> args = { ConvertToV8(isolate, raw)... };
+ v8::Local<v8::Value> ret(holder->Call(holder, args.size(), &args.front()));
+ return handle_scope.Escape(ret);
}
};
-template<typename R, typename P1, typename P2, typename P3, typename P4,
- typename P5>
-struct V8FunctionInvoker<R(P1, P2, P3, P4, P5)> {
- static R Go(v8::Isolate* isolate, SafeV8Function function, P1 a1, P2 a2,
- P3 a3, P4 a4, P5 a5) {
- R ret;
+template <typename... ArgTypes>
+struct V8FunctionInvoker<void(ArgTypes...)> {
+ static void Go(v8::Isolate* isolate, SafeV8Function function,
+ ArgTypes... raw) {
Locker locker(isolate);
- MATE_HANDLE_SCOPE(isolate);
+ v8::HandleScope handle_scope(isolate);
v8::Local<v8::Function> holder = function->NewHandle();
v8::Local<v8::Context> context = holder->CreationContext();
v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- ConvertToV8(isolate, a3),
- ConvertToV8(isolate, a4),
- ConvertToV8(isolate, a5),
- };
- v8::Local<v8::Value> val(holder->Call(holder, arraysize(args), args));
- Converter<R>::FromV8(isolate, val, &ret);
- return ret;
+ std::vector<v8::Local<v8::Value>> args = { ConvertToV8(isolate, raw)... };
+ holder->Call(holder, args.size(), &args.front());
}
};
-template<typename P1, typename P2, typename P3, typename P4, typename P5>
-struct V8FunctionInvoker<void(P1, P2, P3, P4, P5)> {
- static void Go(v8::Isolate* isolate, SafeV8Function function, P1 a1, P2 a2,
- P3 a3, P4 a4, P5 a5) {
+template <typename ReturnType, typename... ArgTypes>
+struct V8FunctionInvoker<ReturnType(ArgTypes...)> {
+ static ReturnType Go(v8::Isolate* isolate, SafeV8Function function,
+ ArgTypes... raw) {
Locker locker(isolate);
- MATE_HANDLE_SCOPE(isolate);
+ v8::HandleScope handle_scope(isolate);
v8::Local<v8::Function> holder = function->NewHandle();
v8::Local<v8::Context> context = holder->CreationContext();
v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- ConvertToV8(isolate, a3),
- ConvertToV8(isolate, a4),
- ConvertToV8(isolate, a5),
- };
- holder->Call(holder, arraysize(args), args);
- }
-};
-
-template<typename V, typename P1, typename P2, typename P3, typename P4,
- typename P5, typename P6>
-struct V8FunctionInvoker<v8::Local<V>(P1, P2, P3, P4, P5, P6)> {
- static v8::Local<V> Go(v8::Isolate* isolate, SafeV8Function function, P1 a1,
- P2 a2, P3 a3, P4 a4, P5 a5, P6 a6) {
- Locker locker(isolate);
- v8::EscapableHandleScope handle_scope(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- ConvertToV8(isolate, a3),
- ConvertToV8(isolate, a4),
- ConvertToV8(isolate, a5),
- ConvertToV8(isolate, a6),
- };
- v8::Local<v8::Value> val(holder->Call(holder, arraysize(args), args));
- return handle_scope.Escape(val);
- }
-};
-
-template<typename R, typename P1, typename P2, typename P3, typename P4,
- typename P5, typename P6>
-struct V8FunctionInvoker<R(P1, P2, P3, P4, P5, P6)> {
- static R Go(v8::Isolate* isolate, SafeV8Function function, P1 a1, P2 a2,
- P3 a3, P4 a4, P5 a5, P6 a6) {
- R ret;
- Locker locker(isolate);
- MATE_HANDLE_SCOPE(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- ConvertToV8(isolate, a3),
- ConvertToV8(isolate, a4),
- ConvertToV8(isolate, a5),
- ConvertToV8(isolate, a6),
- };
- v8::Local<v8::Value> val(holder->Call(holder, arraysize(args), args));
- Converter<R>::FromV8(isolate, val, &ret);
+ ReturnType ret;
+ std::vector<v8::Local<v8::Value>> args = { ConvertToV8(isolate, raw)... };
+ v8::Local<v8::Value> val(holder->Call(holder, args.size(), &args.front()));
+ Converter<ReturnType>::FromV8(isolate, val, &ret);
return ret;
}
};
-template<typename P1, typename P2, typename P3, typename P4, typename P5,
- typename P6>
-struct V8FunctionInvoker<void(P1, P2, P3, P4, P5, P6)> {
- static void Go(v8::Isolate* isolate, SafeV8Function function, P1 a1, P2 a2,
- P3 a3, P4 a4, P5 a5, P6 a6) {
- Locker locker(isolate);
- MATE_HANDLE_SCOPE(isolate);
- v8::Local<v8::Function> holder = function->NewHandle();
- v8::Local<v8::Context> context = holder->CreationContext();
- v8::Context::Scope context_scope(context);
- v8::Local<v8::Value> args[] = {
- ConvertToV8(isolate, a1),
- ConvertToV8(isolate, a2),
- ConvertToV8(isolate, a3),
- ConvertToV8(isolate, a4),
- ConvertToV8(isolate, a5),
- ConvertToV8(isolate, a6),
- };
- holder->Call(holder, arraysize(args), args);
- }
-};
-
} // namespace internal
template<typename Sig>