blob: ef6932af64b084bb4b586f62cf0cbe1275e0725f [file] [log] [blame]
// This file was GENERATED by command:
// pump.py mozjs_callback_function.h.pump
// DO NOT EDIT BY HAND!!!
/*
* Copyright 2016 Google Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// clang-format off
#ifndef COBALT_SCRIPT_MOZJS_MOZJS_CALLBACK_FUNCTION_H_
#define COBALT_SCRIPT_MOZJS_MOZJS_CALLBACK_FUNCTION_H_
#include "base/logging.h"
#include "cobalt/script/callback_function.h"
#include "cobalt/script/mozjs/conversion_helpers.h"
#include "cobalt/script/mozjs/convert_callback_return_value.h"
#include "cobalt/script/mozjs/util/exception_helpers.h"
#include "cobalt/script/mozjs/weak_heap_object.h"
#include "nb/memory_scope.h"
#include "third_party/mozjs/js/src/jsapi.h"
#include "third_party/mozjs/js/src/jscntxt.h"
namespace cobalt {
namespace script {
namespace mozjs {
// First, we forward declare the Callback class template. This informs the
// compiler that the template only has 1 type parameter which is the base
// CallbackFunction template class with parameters.
//
// See base/callback.h.pump for further discussion on this pattern.
template <typename Sig>
class MozjsCallbackFunction;
template <typename R>
class MozjsCallbackFunction<R(void)>
: public CallbackFunction<R(void)> {
public:
typedef CallbackFunction<R()> BaseType;
explicit MozjsCallbackFunction(JSContext* context, JS::HandleObject function)
: context_(context), weak_function_(context, function) {
DCHECK(context_);
DCHECK(JS_ObjectIsFunction(context_, function));
}
CallbackResult<R> Run()
const OVERRIDE {
TRACK_MEMORY_SCOPE("Javascript");
TRACE_EVENT0("cobalt::script::mozjs", "MozjsCallbackFunction::Run");
CallbackResult<R> callback_result;
JSAutoRequest auto_request(context_);
JS::RootedObject function(context_, weak_function_.Get());
if (!function) {
DLOG(WARNING) << "Function was garbage collected.";
callback_result.exception = true;
} else {
JSAutoCompartment auto_compartment(context_, function);
JSExceptionState* previous_exception_state =
JS_SaveExceptionState(context_);
// https://www.w3.org/TR/WebIDL/#es-invoking-callback-functions
// Callback 'this' is set to null, unless overridden by other
// specifications
JS::Value this_value(JS::NullValue());
JS::RootedValue return_value(context_);
const int kNumArguments = 0;
JSBool call_result = JS::Call(context_, this_value, function, 0, NULL,
return_value.address());
if (!call_result) {
DLOG(WARNING) << "Exception in callback: "
<< util::GetExceptionString(context_);
callback_result.exception = true;
} else {
callback_result = ConvertCallbackReturnValue<R>(context_, return_value);
}
JS_RestoreExceptionState(context_, previous_exception_state);
}
return callback_result;
}
JSObject* handle() const { return weak_function_.Get(); }
private:
JSContext* context_;
WeakHeapObject weak_function_;
};
template <typename R, typename A1>
class MozjsCallbackFunction<R(A1)>
: public CallbackFunction<R(A1)> {
public:
typedef CallbackFunction<R(A1)> BaseType;
explicit MozjsCallbackFunction(JSContext* context, JS::HandleObject function)
: context_(context), weak_function_(context, function) {
DCHECK(context_);
DCHECK(JS_ObjectIsFunction(context_, function));
}
CallbackResult<R> Run(
typename base::internal::CallbackParamTraits<A1>::ForwardType a1)
const OVERRIDE {
TRACK_MEMORY_SCOPE("Javascript");
TRACE_EVENT0("cobalt::script::mozjs", "MozjsCallbackFunction::Run");
CallbackResult<R> callback_result;
JSAutoRequest auto_request(context_);
JS::RootedObject function(context_, weak_function_.Get());
if (!function) {
DLOG(WARNING) << "Function was garbage collected.";
callback_result.exception = true;
} else {
JSAutoCompartment auto_compartment(context_, function);
JSExceptionState* previous_exception_state =
JS_SaveExceptionState(context_);
// https://www.w3.org/TR/WebIDL/#es-invoking-callback-functions
// Callback 'this' is set to null, unless overridden by other
// specifications
JS::Value this_value(JS::NullValue());
JS::RootedValue return_value(context_);
const int kNumArguments = 1;
JS::Value args[1];
js::SetValueRangeToNull(args, kNumArguments);
js::AutoValueArray auto_array_rooter(context_, args, kNumArguments);
ToJSValue(context_, a1, auto_array_rooter.handleAt(0));
JSBool call_result = JS::Call(context_, this_value, function,
kNumArguments, args, return_value.address());
if (!call_result) {
DLOG(WARNING) << "Exception in callback: "
<< util::GetExceptionString(context_);
callback_result.exception = true;
} else {
callback_result = ConvertCallbackReturnValue<R>(context_, return_value);
}
JS_RestoreExceptionState(context_, previous_exception_state);
}
return callback_result;
}
JSObject* handle() const { return weak_function_.Get(); }
private:
JSContext* context_;
WeakHeapObject weak_function_;
};
template <typename R, typename A1, typename A2>
class MozjsCallbackFunction<R(A1, A2)>
: public CallbackFunction<R(A1, A2)> {
public:
typedef CallbackFunction<R(A1, A2)> BaseType;
explicit MozjsCallbackFunction(JSContext* context, JS::HandleObject function)
: context_(context), weak_function_(context, function) {
DCHECK(context_);
DCHECK(JS_ObjectIsFunction(context_, function));
}
CallbackResult<R> Run(
typename base::internal::CallbackParamTraits<A1>::ForwardType a1,
typename base::internal::CallbackParamTraits<A2>::ForwardType a2)
const OVERRIDE {
TRACK_MEMORY_SCOPE("Javascript");
TRACE_EVENT0("cobalt::script::mozjs", "MozjsCallbackFunction::Run");
CallbackResult<R> callback_result;
JSAutoRequest auto_request(context_);
JS::RootedObject function(context_, weak_function_.Get());
if (!function) {
DLOG(WARNING) << "Function was garbage collected.";
callback_result.exception = true;
} else {
JSAutoCompartment auto_compartment(context_, function);
JSExceptionState* previous_exception_state =
JS_SaveExceptionState(context_);
// https://www.w3.org/TR/WebIDL/#es-invoking-callback-functions
// Callback 'this' is set to null, unless overridden by other
// specifications
JS::Value this_value(JS::NullValue());
JS::RootedValue return_value(context_);
const int kNumArguments = 2;
JS::Value args[2];
js::SetValueRangeToNull(args, kNumArguments);
js::AutoValueArray auto_array_rooter(context_, args, kNumArguments);
ToJSValue(context_, a1, auto_array_rooter.handleAt(0));
ToJSValue(context_, a2, auto_array_rooter.handleAt(1));
JSBool call_result = JS::Call(context_, this_value, function,
kNumArguments, args, return_value.address());
if (!call_result) {
DLOG(WARNING) << "Exception in callback: "
<< util::GetExceptionString(context_);
callback_result.exception = true;
} else {
callback_result = ConvertCallbackReturnValue<R>(context_, return_value);
}
JS_RestoreExceptionState(context_, previous_exception_state);
}
return callback_result;
}
JSObject* handle() const { return weak_function_.Get(); }
private:
JSContext* context_;
WeakHeapObject weak_function_;
};
template <typename R, typename A1, typename A2, typename A3>
class MozjsCallbackFunction<R(A1, A2, A3)>
: public CallbackFunction<R(A1, A2, A3)> {
public:
typedef CallbackFunction<R(A1, A2, A3)> BaseType;
explicit MozjsCallbackFunction(JSContext* context, JS::HandleObject function)
: context_(context), weak_function_(context, function) {
DCHECK(context_);
DCHECK(JS_ObjectIsFunction(context_, function));
}
CallbackResult<R> Run(
typename base::internal::CallbackParamTraits<A1>::ForwardType a1,
typename base::internal::CallbackParamTraits<A2>::ForwardType a2,
typename base::internal::CallbackParamTraits<A3>::ForwardType a3)
const OVERRIDE {
TRACK_MEMORY_SCOPE("Javascript");
TRACE_EVENT0("cobalt::script::mozjs", "MozjsCallbackFunction::Run");
CallbackResult<R> callback_result;
JSAutoRequest auto_request(context_);
JS::RootedObject function(context_, weak_function_.Get());
if (!function) {
DLOG(WARNING) << "Function was garbage collected.";
callback_result.exception = true;
} else {
JSAutoCompartment auto_compartment(context_, function);
JSExceptionState* previous_exception_state =
JS_SaveExceptionState(context_);
// https://www.w3.org/TR/WebIDL/#es-invoking-callback-functions
// Callback 'this' is set to null, unless overridden by other
// specifications
JS::Value this_value(JS::NullValue());
JS::RootedValue return_value(context_);
const int kNumArguments = 3;
JS::Value args[3];
js::SetValueRangeToNull(args, kNumArguments);
js::AutoValueArray auto_array_rooter(context_, args, kNumArguments);
ToJSValue(context_, a1, auto_array_rooter.handleAt(0));
ToJSValue(context_, a2, auto_array_rooter.handleAt(1));
ToJSValue(context_, a3, auto_array_rooter.handleAt(2));
JSBool call_result = JS::Call(context_, this_value, function,
kNumArguments, args, return_value.address());
if (!call_result) {
DLOG(WARNING) << "Exception in callback: "
<< util::GetExceptionString(context_);
callback_result.exception = true;
} else {
callback_result = ConvertCallbackReturnValue<R>(context_, return_value);
}
JS_RestoreExceptionState(context_, previous_exception_state);
}
return callback_result;
}
JSObject* handle() const { return weak_function_.Get(); }
private:
JSContext* context_;
WeakHeapObject weak_function_;
};
template <typename R, typename A1, typename A2, typename A3, typename A4>
class MozjsCallbackFunction<R(A1, A2, A3, A4)>
: public CallbackFunction<R(A1, A2, A3, A4)> {
public:
typedef CallbackFunction<R(A1, A2, A3, A4)> BaseType;
explicit MozjsCallbackFunction(JSContext* context, JS::HandleObject function)
: context_(context), weak_function_(context, function) {
DCHECK(context_);
DCHECK(JS_ObjectIsFunction(context_, function));
}
CallbackResult<R> Run(
typename base::internal::CallbackParamTraits<A1>::ForwardType a1,
typename base::internal::CallbackParamTraits<A2>::ForwardType a2,
typename base::internal::CallbackParamTraits<A3>::ForwardType a3,
typename base::internal::CallbackParamTraits<A4>::ForwardType a4)
const OVERRIDE {
TRACK_MEMORY_SCOPE("Javascript");
TRACE_EVENT0("cobalt::script::mozjs", "MozjsCallbackFunction::Run");
CallbackResult<R> callback_result;
JSAutoRequest auto_request(context_);
JS::RootedObject function(context_, weak_function_.Get());
if (!function) {
DLOG(WARNING) << "Function was garbage collected.";
callback_result.exception = true;
} else {
JSAutoCompartment auto_compartment(context_, function);
JSExceptionState* previous_exception_state =
JS_SaveExceptionState(context_);
// https://www.w3.org/TR/WebIDL/#es-invoking-callback-functions
// Callback 'this' is set to null, unless overridden by other
// specifications
JS::Value this_value(JS::NullValue());
JS::RootedValue return_value(context_);
const int kNumArguments = 4;
JS::Value args[4];
js::SetValueRangeToNull(args, kNumArguments);
js::AutoValueArray auto_array_rooter(context_, args, kNumArguments);
ToJSValue(context_, a1, auto_array_rooter.handleAt(0));
ToJSValue(context_, a2, auto_array_rooter.handleAt(1));
ToJSValue(context_, a3, auto_array_rooter.handleAt(2));
ToJSValue(context_, a4, auto_array_rooter.handleAt(3));
JSBool call_result = JS::Call(context_, this_value, function,
kNumArguments, args, return_value.address());
if (!call_result) {
DLOG(WARNING) << "Exception in callback: "
<< util::GetExceptionString(context_);
callback_result.exception = true;
} else {
callback_result = ConvertCallbackReturnValue<R>(context_, return_value);
}
JS_RestoreExceptionState(context_, previous_exception_state);
}
return callback_result;
}
JSObject* handle() const { return weak_function_.Get(); }
private:
JSContext* context_;
WeakHeapObject weak_function_;
};
template <typename R, typename A1, typename A2, typename A3, typename A4,
typename A5>
class MozjsCallbackFunction<R(A1, A2, A3, A4, A5)>
: public CallbackFunction<R(A1, A2, A3, A4, A5)> {
public:
typedef CallbackFunction<R(A1, A2, A3, A4, A5)> BaseType;
explicit MozjsCallbackFunction(JSContext* context, JS::HandleObject function)
: context_(context), weak_function_(context, function) {
DCHECK(context_);
DCHECK(JS_ObjectIsFunction(context_, function));
}
CallbackResult<R> Run(
typename base::internal::CallbackParamTraits<A1>::ForwardType a1,
typename base::internal::CallbackParamTraits<A2>::ForwardType a2,
typename base::internal::CallbackParamTraits<A3>::ForwardType a3,
typename base::internal::CallbackParamTraits<A4>::ForwardType a4,
typename base::internal::CallbackParamTraits<A5>::ForwardType a5)
const OVERRIDE {
TRACK_MEMORY_SCOPE("Javascript");
TRACE_EVENT0("cobalt::script::mozjs", "MozjsCallbackFunction::Run");
CallbackResult<R> callback_result;
JSAutoRequest auto_request(context_);
JS::RootedObject function(context_, weak_function_.Get());
if (!function) {
DLOG(WARNING) << "Function was garbage collected.";
callback_result.exception = true;
} else {
JSAutoCompartment auto_compartment(context_, function);
JSExceptionState* previous_exception_state =
JS_SaveExceptionState(context_);
// https://www.w3.org/TR/WebIDL/#es-invoking-callback-functions
// Callback 'this' is set to null, unless overridden by other
// specifications
JS::Value this_value(JS::NullValue());
JS::RootedValue return_value(context_);
const int kNumArguments = 5;
JS::Value args[5];
js::SetValueRangeToNull(args, kNumArguments);
js::AutoValueArray auto_array_rooter(context_, args, kNumArguments);
ToJSValue(context_, a1, auto_array_rooter.handleAt(0));
ToJSValue(context_, a2, auto_array_rooter.handleAt(1));
ToJSValue(context_, a3, auto_array_rooter.handleAt(2));
ToJSValue(context_, a4, auto_array_rooter.handleAt(3));
ToJSValue(context_, a5, auto_array_rooter.handleAt(4));
JSBool call_result = JS::Call(context_, this_value, function,
kNumArguments, args, return_value.address());
if (!call_result) {
DLOG(WARNING) << "Exception in callback: "
<< util::GetExceptionString(context_);
callback_result.exception = true;
} else {
callback_result = ConvertCallbackReturnValue<R>(context_, return_value);
}
JS_RestoreExceptionState(context_, previous_exception_state);
}
return callback_result;
}
JSObject* handle() const { return weak_function_.Get(); }
private:
JSContext* context_;
WeakHeapObject weak_function_;
};
template <typename R, typename A1, typename A2, typename A3, typename A4,
typename A5, typename A6>
class MozjsCallbackFunction<R(A1, A2, A3, A4, A5, A6)>
: public CallbackFunction<R(A1, A2, A3, A4, A5, A6)> {
public:
typedef CallbackFunction<R(A1, A2, A3, A4, A5, A6)> BaseType;
explicit MozjsCallbackFunction(JSContext* context, JS::HandleObject function)
: context_(context), weak_function_(context, function) {
DCHECK(context_);
DCHECK(JS_ObjectIsFunction(context_, function));
}
CallbackResult<R> Run(
typename base::internal::CallbackParamTraits<A1>::ForwardType a1,
typename base::internal::CallbackParamTraits<A2>::ForwardType a2,
typename base::internal::CallbackParamTraits<A3>::ForwardType a3,
typename base::internal::CallbackParamTraits<A4>::ForwardType a4,
typename base::internal::CallbackParamTraits<A5>::ForwardType a5,
typename base::internal::CallbackParamTraits<A6>::ForwardType a6)
const OVERRIDE {
TRACK_MEMORY_SCOPE("Javascript");
TRACE_EVENT0("cobalt::script::mozjs", "MozjsCallbackFunction::Run");
CallbackResult<R> callback_result;
JSAutoRequest auto_request(context_);
JS::RootedObject function(context_, weak_function_.Get());
if (!function) {
DLOG(WARNING) << "Function was garbage collected.";
callback_result.exception = true;
} else {
JSAutoCompartment auto_compartment(context_, function);
JSExceptionState* previous_exception_state =
JS_SaveExceptionState(context_);
// https://www.w3.org/TR/WebIDL/#es-invoking-callback-functions
// Callback 'this' is set to null, unless overridden by other
// specifications
JS::Value this_value(JS::NullValue());
JS::RootedValue return_value(context_);
const int kNumArguments = 6;
JS::Value args[6];
js::SetValueRangeToNull(args, kNumArguments);
js::AutoValueArray auto_array_rooter(context_, args, kNumArguments);
ToJSValue(context_, a1, auto_array_rooter.handleAt(0));
ToJSValue(context_, a2, auto_array_rooter.handleAt(1));
ToJSValue(context_, a3, auto_array_rooter.handleAt(2));
ToJSValue(context_, a4, auto_array_rooter.handleAt(3));
ToJSValue(context_, a5, auto_array_rooter.handleAt(4));
ToJSValue(context_, a6, auto_array_rooter.handleAt(5));
JSBool call_result = JS::Call(context_, this_value, function,
kNumArguments, args, return_value.address());
if (!call_result) {
DLOG(WARNING) << "Exception in callback: "
<< util::GetExceptionString(context_);
callback_result.exception = true;
} else {
callback_result = ConvertCallbackReturnValue<R>(context_, return_value);
}
JS_RestoreExceptionState(context_, previous_exception_state);
}
return callback_result;
}
JSObject* handle() const { return weak_function_.Get(); }
private:
JSContext* context_;
WeakHeapObject weak_function_;
};
template <typename R, typename A1, typename A2, typename A3, typename A4,
typename A5, typename A6, typename A7>
class MozjsCallbackFunction<R(A1, A2, A3, A4, A5, A6, A7)>
: public CallbackFunction<R(A1, A2, A3, A4, A5, A6, A7)> {
public:
typedef CallbackFunction<R(A1, A2, A3, A4, A5, A6, A7)> BaseType;
explicit MozjsCallbackFunction(JSContext* context, JS::HandleObject function)
: context_(context), weak_function_(context, function) {
DCHECK(context_);
DCHECK(JS_ObjectIsFunction(context_, function));
}
CallbackResult<R> Run(
typename base::internal::CallbackParamTraits<A1>::ForwardType a1,
typename base::internal::CallbackParamTraits<A2>::ForwardType a2,
typename base::internal::CallbackParamTraits<A3>::ForwardType a3,
typename base::internal::CallbackParamTraits<A4>::ForwardType a4,
typename base::internal::CallbackParamTraits<A5>::ForwardType a5,
typename base::internal::CallbackParamTraits<A6>::ForwardType a6,
typename base::internal::CallbackParamTraits<A7>::ForwardType a7)
const OVERRIDE {
TRACK_MEMORY_SCOPE("Javascript");
TRACE_EVENT0("cobalt::script::mozjs", "MozjsCallbackFunction::Run");
CallbackResult<R> callback_result;
JSAutoRequest auto_request(context_);
JS::RootedObject function(context_, weak_function_.Get());
if (!function) {
DLOG(WARNING) << "Function was garbage collected.";
callback_result.exception = true;
} else {
JSAutoCompartment auto_compartment(context_, function);
JSExceptionState* previous_exception_state =
JS_SaveExceptionState(context_);
// https://www.w3.org/TR/WebIDL/#es-invoking-callback-functions
// Callback 'this' is set to null, unless overridden by other
// specifications
JS::Value this_value(JS::NullValue());
JS::RootedValue return_value(context_);
const int kNumArguments = 7;
JS::Value args[7];
js::SetValueRangeToNull(args, kNumArguments);
js::AutoValueArray auto_array_rooter(context_, args, kNumArguments);
ToJSValue(context_, a1, auto_array_rooter.handleAt(0));
ToJSValue(context_, a2, auto_array_rooter.handleAt(1));
ToJSValue(context_, a3, auto_array_rooter.handleAt(2));
ToJSValue(context_, a4, auto_array_rooter.handleAt(3));
ToJSValue(context_, a5, auto_array_rooter.handleAt(4));
ToJSValue(context_, a6, auto_array_rooter.handleAt(5));
ToJSValue(context_, a7, auto_array_rooter.handleAt(6));
JSBool call_result = JS::Call(context_, this_value, function,
kNumArguments, args, return_value.address());
if (!call_result) {
DLOG(WARNING) << "Exception in callback: "
<< util::GetExceptionString(context_);
callback_result.exception = true;
} else {
callback_result = ConvertCallbackReturnValue<R>(context_, return_value);
}
JS_RestoreExceptionState(context_, previous_exception_state);
}
return callback_result;
}
JSObject* handle() const { return weak_function_.Get(); }
private:
JSContext* context_;
WeakHeapObject weak_function_;
};
template <typename Signature>
struct TypeTraits<CallbackFunction<Signature> > {
typedef MozjsUserObjectHolder<MozjsCallbackFunction<Signature> >
ConversionType;
typedef const ScriptObject<CallbackFunction<Signature> >* ReturnType;
};
} // namespace mozjs
} // namespace script
} // namespace cobalt
#endif // COBALT_SCRIPT_MOZJS_MOZJS_CALLBACK_FUNCTION_H_