internal void Init(bool enableDebug)
{
isDebug = enableDebug;
contextSwitch = new ContextSwitchService(jsContext, syncHandle);
ServiceNode.PushService <IContextSwitchService>(contextSwitch);
ServiceNode.PushService <IGCSyncService>(new GCSyncService());
Enter();
promiseContinuationCallback = delegate(JavaScriptValue task, IntPtr callbackState)
{
promiseTaskQueue.Add(task);
};
if (Native.JsSetPromiseContinuationCallback(promiseContinuationCallback, IntPtr.Zero) != JavaScriptErrorCode.NoError)
{
throw new InvalidOperationException("failed to setup callback for ES6 Promise");
}
StartPromiseTaskLoop(shutdownCTS.Token);
JSGlobalObject = JavaScriptValue.GlobalObject;
GlobalObject = new JSValue(ServiceNode, JSGlobalObject);
Leave();
contextService = new ContextService(shutdownCTS);
ServiceNode.PushService <IContextService>(contextService);
timerService = GlobalObject.InitTimer();
}
public string Init(JavaScriptRuntimeAttributes jsrt = JavaScriptRuntimeAttributes.None)
{
JavaScriptContext context;
Native.ThrowIfError(Native.JsCreateRuntime(jsrt, null, out runtime));
Native.ThrowIfError(Native.JsCreateContext(runtime, out context));
ResetContext(context);
// ES6 Promise callback
JavaScriptPromiseContinuationCallback promiseContinuationCallback = delegate(JavaScriptValue task, IntPtr callbackState)
{
taskQueue.Enqueue(task);
};
if (Native.JsSetPromiseContinuationCallback(promiseContinuationCallback, IntPtr.Zero) != JavaScriptErrorCode.NoError)
{
return("failed to setup callback for ES6 Promise");
}
foreach (var one in AllowNameSpace)
{
Native.ThrowIfError(Native.JsProjectWinRTNamespace(one));
}
if (Native.JsStartDebugging() != JavaScriptErrorCode.NoError)
{
return("failed to start debugging.");
}
return("NoError");
}
public NKSChakraContext(int id, JavaScriptContext context, Dictionary <string, object> options) : base(id)
{
_async_queue = TaskScheduler.Current;
this._context = context;
JavaScriptPromiseContinuationCallback promiseContinuationCallback = delegate(JavaScriptValue jsTask, IntPtr callbackState)
{
_jsTaskQueue.Enqueue(jsTask);
};
ensureOnEngineThread(() =>
{
NKSChakraContext.currentContext = context;
JavaScriptContext.Current = context;
#if WINDOWS_UWP
Native.ThrowIfError(Native.JsSetPromiseContinuationCallback(promiseContinuationCallback, IntPtr.Zero));
Native.ThrowIfError(Native.JsProjectWinRTNamespace("Windows"));
#endif
// if (options.ContainsKey("nk.ScriptingDebug") && ((bool)options["nk.ScriptingDebug"] == true);
Native.ThrowIfError(Native.JsStartDebugging());
});
}
internal BaristaExecutionScope(BaristaContext context, IPromiseTaskQueue taskQueue, Action release)
{
m_context = context;
m_promiseTaskQueue = taskQueue;
m_release = release;
//Clear and set the task queue if specified
m_promiseContinuationCallbackDelegateHandle = default(GCHandle);
if (m_promiseTaskQueue != null)
{
m_promiseTaskQueue.Clear();
JavaScriptPromiseContinuationCallback promiseContinuationCallback = (IntPtr taskHandle, IntPtr callbackState) =>
{
try
{
PromiseContinuationCallback(taskHandle, callbackState);
}
catch
{
//Do Nothing.
}
};
m_promiseContinuationCallbackDelegateHandle = GCHandle.Alloc(promiseContinuationCallback);
m_context.Engine.JsSetPromiseContinuationCallback(promiseContinuationCallback, IntPtr.Zero);
}
}
public ChakraCoreJavaScriptGenerator(ResourceScriptFactory resourceScriptFactory)
{
_resourceScriptFactory = resourceScriptFactory;
_promiseContinuationCallback = PromiseContinuationCallback;
_dispatcher.Invoke(() =>
{
_runtime = JavaScriptRuntime.Create(JavaScriptRuntimeAttributes.EnableExperimentalFeatures);
_runtime.MemoryLimit = ChakraCoreSettings.MemoryLimit;
});
}
public ChakraHost()
{
var code = Native.JsCreateRuntime(JavaScriptRuntimeAttributes.None, null, out runtime);
if (code != JavaScriptErrorCode.NoError)
{
throw new Exception("failed to create runtime.");
}
code = Native.JsCreateContext(runtime, out context);
if (code != JavaScriptErrorCode.NoError)
{
throw new Exception("failed to create execution context.");
}
ResetContext();
// ES6 Promise callback
JavaScriptPromiseContinuationCallback promiseContinuationCallback =
delegate(JavaScriptValue task, IntPtr callbackState)
{
promiseCallback = task;
};
code = Native.JsSetPromiseContinuationCallback(promiseContinuationCallback, IntPtr.Zero);
if (code != JavaScriptErrorCode.NoError)
{
throw new Exception("failed to setup callback for ES6 Promise");
}
// Projections
code = Native.JsProjectWinRTNamespace("ChakraBridge");
if (code != JavaScriptErrorCode.NoError)
{
throw new Exception("failed to project ChakraBridge namespace.");
}
PrintJavaScriptNativeFunction = PrintFun.PrintJavaScriptNativeFunction;
DefineHostCallback("print", PrintJavaScriptNativeFunction);
//ProjectObjectToGlobal(new Console(), "console");
#if DEBUG
// Debug
if (Native.JsStartDebugging() != JavaScriptErrorCode.NoError)
{
throw new Exception("failed to start debugging.");
}
#endif
}
public string init()
{
running = false;
result = "";
JavaScriptContext context;
if (Native.JsCreateRuntime(JavaScriptRuntimeAttributes.AllowScriptInterrupt, null, out runtime) != JavaScriptErrorCode.NoError)
{
return("failed to create runtime.");
}
if (Native.JsCreateContext(runtime, out context) != JavaScriptErrorCode.NoError)
{
return("failed to create execution context.");
}
if (Native.JsSetCurrentContext(context) != JavaScriptErrorCode.NoError)
{
return("failed to set current context.");
}
// ES6 Promise callback
JavaScriptPromiseContinuationCallback promiseContinuationCallback = delegate(JavaScriptValue task, IntPtr callbackState)
{
taskQueue.Enqueue(task);
};
if (Native.JsSetPromiseContinuationCallback(promiseContinuationCallback, IntPtr.Zero) != JavaScriptErrorCode.NoError)
{
return("failed to setup callback for ES6 Promise");
}
if (Native.JsProjectWinRTNamespace("Windows") != JavaScriptErrorCode.NoError)
{
return("failed to project windows namespace.");
}
if (Native.JsProjectWinRTNamespace("LittleTrainingRobotHardwareIO") != JavaScriptErrorCode.NoError)
{
return("failed to project windows namespace.");
}
return("NoError");
}
public string Init()
{
result = "";
JavaScriptContext context;
if (Native.JsCreateRuntime(JavaScriptRuntimeAttributes.AllowScriptInterrupt, null, out runtime) != JavaScriptErrorCode.NoError)
{
return("failed to create runtime.");
}
if (Native.JsCreateContext(runtime, out context) != JavaScriptErrorCode.NoError)
{
return("failed to create execution context.");
}
if (Native.JsSetCurrentContext(context) != JavaScriptErrorCode.NoError)
{
return("failed to set current context.");
}
// ES6 Promise callback
JavaScriptPromiseContinuationCallback promiseContinuationCallback = delegate(JavaScriptValue task, IntPtr callbackState)
{
};
if (Native.JsSetPromiseContinuationCallback(promiseContinuationCallback, IntPtr.Zero) != JavaScriptErrorCode.NoError)
{
return("failed to setup callback for ES6 Promise");
}
if (Native.JsProjectWinRTNamespace("Windows") != JavaScriptErrorCode.NoError)
{
return("failed to project windows namespace.");
}
if (Native.JsProjectWinRTNamespace("IoTBlocklyHelper") != JavaScriptErrorCode.NoError)
{
return("failed to project windows namespace.");
}
runtime.MemoryLimit = (UIntPtr)5000000; // limit JS memory
return("NoError");
}
public string init()
{
JavaScriptContext context;
if (Native.JsCreateRuntime(JavaScriptRuntimeAttributes.None, null, out runtime) != JavaScriptErrorCode.NoError)
{
return("failed to create runtime.");
}
if (Native.JsCreateContext(runtime, out context) != JavaScriptErrorCode.NoError)
{
return("failed to create execution context.");
}
if (Native.JsSetCurrentContext(context) != JavaScriptErrorCode.NoError)
{
return("failed to set current context.");
}
// ES6 Promise callback
JavaScriptPromiseContinuationCallback promiseContinuationCallback = delegate(JavaScriptValue task, IntPtr callbackState)
{
taskQueue.Enqueue(task);
};
if (Native.JsSetPromiseContinuationCallback(promiseContinuationCallback, IntPtr.Zero) != JavaScriptErrorCode.NoError)
{
return("failed to setup callback for ES6 Promise");
}
if (Native.JsProjectWinRTNamespace("Windows") != JavaScriptErrorCode.NoError)
{
return("failed to project windows namespace.");
}
if (Native.JsStartDebugging() != JavaScriptErrorCode.NoError)
{
return("failed to start debugging.");
}
return("NoError");
}
public static void SetPromiseContinuationCallback(JavaScriptPromiseContinuationCallback callback, IntPtr callbackState)
{
Native.ThrowIfError(Native.JsSetPromiseContinuationCallback(callback, callbackState));
}
internal static extern JavaScriptErrorCode JsSetPromiseContinuationCallback(JavaScriptPromiseContinuationCallback promiseContinuationCallback, IntPtr callbackState);
public ChakraHost()
{
if (Native.JsCreateRuntime(JavaScriptRuntimeAttributes.None, null, out runtime) !=
JavaScriptErrorCode.NoError)
{
throw new Exception("failed to create runtime.");
}
if (Native.JsCreateContext(runtime, out context) != JavaScriptErrorCode.NoError)
{
throw new Exception("failed to create execution context.");
}
if (Native.JsSetCurrentContext(context) != JavaScriptErrorCode.NoError)
{
throw new Exception("failed to set current context.");
}
// ES6 Promise callback
JavaScriptPromiseContinuationCallback promiseContinuationCallback =
delegate(JavaScriptValue task, IntPtr callbackState)
{
promiseCallback = task;
};
if (Native.JsSetPromiseContinuationCallback(promiseContinuationCallback, IntPtr.Zero) !=
JavaScriptErrorCode.NoError)
{
throw new Exception("failed to setup callback for ES6 Promise");
}
// Bind to global object
// setTimeout
SetTimeoutJavaScriptNativeFunction = SetTimeout.SetTimeoutJavaScriptNativeFunction;
DefineHostCallback("setTimeout", SetTimeoutJavaScriptNativeFunction);
SendToHostJavaScriptNativeFunction = CommunicationManager.SendToHostJavaScriptNativeFunction;
DefineHostCallback("sendToHost", SendToHostJavaScriptNativeFunction);
// Projections
if (Native.JsProjectWinRTNamespace("ChakraBridge") != JavaScriptErrorCode.NoError)
{
throw new Exception("failed to project ChakraBridge namespace.");
}
this.window = new Window();
ProjectObjectToGlobal(new Console(), "console");
ProjectObjectToGlobal(this.window, "window");
ProjectObjectToGlobal(this.window.navigator, "navigator");
ProjectObjectToGlobal(this.window.document, "document");
// Add references
RunScript("XMLHttpRequest = ChakraBridge.XMLHttpRequest;");
RunScript("HTMLCanvasElement = ChakraBridge.IHTMLCanvasElement;");
RunScript("atob = window.atob;");
RunScript("btoa = window.btoa;");
#if DEBUG
// Debug
if (Native.JsStartDebugging() != JavaScriptErrorCode.NoError)
{
throw new Exception("failed to start debugging.");
}
#endif
}
internal static extern JavaScriptErrorCode JsSetPromiseContinuationCallback(JavaScriptPromiseContinuationCallback promiseContinuationCallback, IntPtr callbackState);
