public Engine(RuntimeConfiguration configuration) { Trace.Assert(Instance == null, "Cannot have more than one instance of Engine"); Engine.Instance = this; Configuration = configuration; configuration.ParseArgs(); // Do this now before anyone tries to read any configuration value. // Select Diagnose settings based on configuration. Diagnostics.EnableExceptionDump = configuration.EnableExceptionDump; Diagnostics.EnableStackDump = configuration.EnableStackDump; Diagnostics.FailOnException = configuration.FailOnException; Diagnostics.RedirectAllExceptions = configuration.RedirectAllExceptions; }
protected Runtime(RuntimeConfiguration configuration) { _inheritPropertyObjectCacheMaxIndex = 0; //We need to first set the Instance since the following constructors may use it! Runtime.Instance = this; Configuration = configuration; configuration.ParseArgs();//Do this now before anyone tries to read any configuration value. if (configuration.EnableTimers) { Timers = new m.Util.Timers(); _timer = StartSimpleTimer(true, "MCJS"); } if (configuration.EnableCounters) { Counters = new m.Util.Counters(); } EmptyPropertyMapMetadata = new PropertyMapMetadata(null); ///We can initialize commong field Ids to save lookups later ValueOfFieldId = GetFieldId("valueOf"); ToStringFieldId = GetFieldId("toString"); PrototypeFieldId = GetFieldId("prototype"); LengthFieldId = GetFieldId("length"); ///In each instance of Runtime we need to first reset prototypes in case a program has changed them //DUndefinedPrototype = new DObject(root.Root); DObjectPrototype = new DObject(EmptyPropertyMapMetadata.Root); DObjectMap = GetRootMapOfPrototype(DObjectPrototype); DFunctionPrototype = new DObject(DObjectMap); DFunctionMap = GetRootMapOfPrototype(DFunctionPrototype); DNumberPrototype = new DObject(DObjectMap); DNumberMap = GetRootMapOfPrototype(DNumberPrototype); DStringPrototype = new DObject(DObjectMap); DStringMap = GetRootMapOfPrototype(DStringPrototype); DBooleanPrototype = new DObject(DObjectMap); DBooleanMap = GetRootMapOfPrototype(DBooleanPrototype); DArrayPrototype = new DObject(DObjectMap); DArrayMap = GetRootMapOfPrototype(DArrayPrototype); DRegExpPrototype = new DObject(DObjectMap); DRegExpMap = GetRootMapOfPrototype(DRegExpPrototype); //Now need to recreate default values based on fresh prototypes. DefaultDUndefined = new DUndefined(); DefaultDNull = new DNull(); //DefaultDObject = new DObject(); //DefaultDDouble = new DDouble(default(double)); //DefaultDString = new DString(default(string)); //DefaultDInt = new DInt(default(int)); //DefaultDBoolean = new DBoolean(default(bool)); //DefaultDFunction = new DFunction(null); //DefaultDArray = new DArray(); //DefaultDProperty = new DProperty(); ArrayItemAccessor = new PropertyDescriptor(null) { Getter = (mdr.PropertyDescriptor pd, mdr.DObject obj, ref mdr.DValue value) => { value = (obj as DArray).Elements[pd.Index]; /*if (mdr.Runtime.Instance.Configuration.ProfileStats) * { * mdr.Runtime.Instance.Counters.GetCounter("ArrayItemAccessor").Count++; * }*/ }, Setter = (mdr.PropertyDescriptor pd, mdr.DObject obj, ref mdr.DValue value) => { (obj as DArray).Elements[pd.Index] = value; }, }; StringItemAccessor = new PropertyDescriptor(null) { Getter = (mdr.PropertyDescriptor pd, mdr.DObject obj, ref mdr.DValue value) => { var strObj = obj.FirstInPrototypeChainAs <DString>(); value.Set(strObj.PrimitiveValue.AsString()[pd.Index]); }, Setter = (mdr.PropertyDescriptor pd, mdr.DObject obj, ref mdr.DValue value) => { var strObj = obj.FirstInPrototypeChainAs <DString>(); var chars = strObj.PrimitiveValue.AsString().ToCharArray(); chars[pd.Index] = value.AsChar(); strObj.PrimitiveValue.Set(new String(chars)); }, }; var lengthFieldName = GetFieldName(LengthFieldId); ProtoInitializer.InitDArrayPrototype(DArrayPrototype, lengthFieldName); ProtoInitializer.InitDStringPrototype(DStringPrototype, lengthFieldName); var protoFieldName = GetFieldName(PrototypeFieldId); ProtoInitializer.InitDFunctionPrototype(DFunctionPrototype, protoFieldName, PrototypeFieldId); }
protected Runtime(RuntimeConfiguration configuration) { _inheritPropertyObjectCacheMaxIndex = 0; //We need to first set the Instance since the following constructors may use it! Runtime.Instance = this; Configuration = configuration; configuration.ParseArgs();//Do this now before anyone tries to read any configuration value. if (configuration.EnableTimers) { Timers = new m.Util.Timers(); _timer = StartSimpleTimer(true, "MCJS"); } if (configuration.EnableCounters) Counters = new m.Util.Counters(); EmptyPropertyMapMetadata = new PropertyMapMetadata(null); ///We can initialize commong field Ids to save lookups later ValueOfFieldId = GetFieldId("valueOf"); ToStringFieldId = GetFieldId("toString"); PrototypeFieldId = GetFieldId("prototype"); LengthFieldId = GetFieldId("length"); ///In each instance of Runtime we need to first reset prototypes in case a program has changed them //DUndefinedPrototype = new DObject(root.Root); DObjectPrototype = new DObject(EmptyPropertyMapMetadata.Root); DObjectMap = GetRootMapOfPrototype(DObjectPrototype); DFunctionPrototype = new DObject(DObjectMap); DFunctionMap = GetRootMapOfPrototype(DFunctionPrototype); DNumberPrototype = new DObject(DObjectMap); DNumberMap = GetRootMapOfPrototype(DNumberPrototype); DStringPrototype = new DObject(DObjectMap); DStringMap = GetRootMapOfPrototype(DStringPrototype); DBooleanPrototype = new DObject(DObjectMap); DBooleanMap = GetRootMapOfPrototype(DBooleanPrototype); DArrayPrototype = new DObject(DObjectMap); DArrayMap = GetRootMapOfPrototype(DArrayPrototype); DRegExpPrototype = new DObject(DObjectMap); DRegExpMap = GetRootMapOfPrototype(DRegExpPrototype); //Now need to recreate default values based on fresh prototypes. DefaultDUndefined = new DUndefined(); DefaultDNull = new DNull(); //DefaultDObject = new DObject(); //DefaultDDouble = new DDouble(default(double)); //DefaultDString = new DString(default(string)); //DefaultDInt = new DInt(default(int)); //DefaultDBoolean = new DBoolean(default(bool)); //DefaultDFunction = new DFunction(null); //DefaultDArray = new DArray(); //DefaultDProperty = new DProperty(); ArrayItemAccessor = new PropertyDescriptor(null) { Getter = (mdr.PropertyDescriptor pd, mdr.DObject obj, ref mdr.DValue value) => { value = (obj as DArray).Elements[pd.Index]; /*if (mdr.Runtime.Instance.Configuration.ProfileStats) { mdr.Runtime.Instance.Counters.GetCounter("ArrayItemAccessor").Count++; }*/ }, Setter = (mdr.PropertyDescriptor pd, mdr.DObject obj, ref mdr.DValue value) => { (obj as DArray).Elements[pd.Index] = value; }, }; StringItemAccessor = new PropertyDescriptor(null) { Getter = (mdr.PropertyDescriptor pd, mdr.DObject obj, ref mdr.DValue value) => { var strObj = obj.FirstInPrototypeChainAs<DString>(); value.Set(strObj.PrimitiveValue.AsString()[pd.Index]); }, Setter = (mdr.PropertyDescriptor pd, mdr.DObject obj, ref mdr.DValue value) => { var strObj = obj.FirstInPrototypeChainAs<DString>(); var chars = strObj.PrimitiveValue.AsString().ToCharArray(); chars[pd.Index] = value.AsChar(); strObj.PrimitiveValue.Set(new String(chars)); }, }; var lengthFieldName = GetFieldName(LengthFieldId); ProtoInitializer.InitDArrayPrototype(DArrayPrototype, lengthFieldName); ProtoInitializer.InitDStringPrototype(DStringPrototype, lengthFieldName); var protoFieldName = GetFieldName(PrototypeFieldId); ProtoInitializer.InitDFunctionPrototype(DFunctionPrototype, protoFieldName, PrototypeFieldId); }