コード例 #1
0
	public VsaEngine(bool fast)
			: base("JScript", "7.0.3300", true)
			{
				vsaItems = new VsaItems(this);
				detached = false;
				printSupported = false;
				engineInstance = new EngineInstance(this);
				engineInstance.Init();

				// Set the global context to this engine if we are
				// the only engine instance in the system.
				Globals.SetContextEngine(this);

				// Create the global object that contains all of
				// the definitions in the engine's global scope.
				lenientGlobalObject = new LenientGlobalObject(this);

				// Create the global scope object.
				globalScope = new GlobalScope
					(null, lenientGlobalObject.globalObject);

				// Initialize the scope stack.
				scopeStack = new Object [8];
				scopeStack[0] = globalScope;
				scopeStackSize = 1;
				currentScope = globalScope;
			}
コード例 #2
0
	// Constructor.
	internal ArrayPrototype(ObjectPrototype parent, EngineInstance inst)
			: base(parent)
			{
				// Add the builtin "Array" properties to the prototype.
				Put("constructor", inst.GetArrayConstructor());
				AddBuiltin(inst, "concat");
				AddBuiltin(inst, "join");
				AddBuiltin(inst, "pop");
				AddBuiltin(inst, "push");
				AddBuiltin(inst, "reverse");
				AddBuiltin(inst, "shift");
				AddBuiltin(inst, "slice");
				AddBuiltin(inst, "sort");
				AddBuiltin(inst, "splice");
				AddBuiltin(inst, "toLocaleString");
				AddBuiltin(inst, "toString");
				AddBuiltin(inst, "unshift");
			}
コード例 #3
0
ファイル: MathObject.cs プロジェクト: ForNeVeR/pnet
        internal LenientMathObject(ScriptObject parent, FunctionPrototype prototype)
            : base(parent)
        {
            EngineInstance inst = EngineInstance.GetEngineInstance(engine);

            abs    = Get("abs");
            acos   = Get("acos");
            asin   = Get("asin");
            atan   = Get("atan");
            atan2  = Get("atan2");
            ceil   = Get("ceil");
            cos    = Get("cos");
            exp    = Get("exp");
            floor  = Get("floor");
            log    = Get("log");
            max    = Get("max");
            min    = Get("min");
            pow    = Get("pow");
            random = Get("random");
            round  = Get("round");
            sin    = Get("sin");
            sqrt   = Get("sqrt");
            tan    = Get("tan");
        }
コード例 #4
0
	// Constructor.
	internal LenientArrayPrototype(ObjectPrototype parent, EngineInstance inst)
			: base(parent, inst)
			{
				constructor = inst.GetArrayConstructor();
				concat = Get("concat");
				join = Get("join");
				pop = Get("pop");
				push = Get("push");
				reverse = Get("reverse");
				shift = Get("shift");
				slice = Get("slice");
				sort = Get("sort");
				splice = Get("splice");
				toLocaleString = Get("toLocaleString");
				toString = Get("toString");
				unshift = Get("unshift");
			}
コード例 #5
0
ファイル: ObjectConstructor.cs プロジェクト: ForNeVeR/pnet
 // Construct a new "Object" instance.
 private static JSObject ConstructNewObject(VsaEngine engine)
 {
     return(new JSObject
                (EngineInstance.GetEngineInstance(engine)
                .GetObjectPrototype()));
 }
コード例 #6
0
ファイル: GlobalObject.cs プロジェクト: ForNeVeR/pnet
        // Constructor.
        internal GlobalObject(VsaEngine engine)
        {
            // Record the engine for later.
            this.engine = engine;

            // Create the actual storage value, with no prototype.
            globalObject = new JSObject(null, engine);

            // Get the instance object for the engine.
            EngineInstance inst = EngineInstance.GetEngineInstance(engine);

            // Add all of the properties to the global object.
            AddBuiltin(inst, "CollectGarbage");
            AddBuiltin(inst, "decodeURI");
            AddBuiltin(inst, "decodeURIComponent");
            AddBuiltin(inst, "encodeURI");
            AddBuiltin(inst, "encodeURIComponent");
            AddBuiltin(inst, "escape");
            AddBuiltin(inst, "eval");
            AddBuiltin(inst, "GetObject");
            AddBuiltin(inst, "isFinite");
            AddBuiltin(inst, "isNaN");
            AddBuiltin(inst, "parseFloat");
            AddBuiltin(inst, "parseInt");
            AddBuiltin(inst, "ScriptEngine");
            AddBuiltin(inst, "ScriptEngineBuildVersion");
            AddBuiltin(inst, "ScriptEngineMajorVersion");
            AddBuiltin(inst, "ScriptEngineMinorVersion");
            AddBuiltin(inst, "unescape");
            globalObject.Put("Infinity", Double.PositiveInfinity,
                             PropertyAttributes.DontEnum |
                             PropertyAttributes.DontDelete);
            globalObject.Put("NaN", Double.NaN,
                             PropertyAttributes.DontEnum |
                             PropertyAttributes.DontDelete);
            globalObject.Put("undefined", null,
                             PropertyAttributes.DontEnum |
                             PropertyAttributes.DontDelete);
#if false
            AddProperty("ActiveXObject", ActiveXObject);
#endif
            AddProperty("Array", Array);
#if false
            AddProperty("Boolean", Boolean);
            AddProperty("Date", Date);
            AddProperty("Enumerator", Enumerator);
            AddProperty("Error", Error);
            AddProperty("EvalError", EvalError);
#endif
            AddProperty("Function", Function);
            AddProperty("Math", Math);
            AddProperty("Number", Number);
            AddProperty("Object", Object);
#if false
            AddProperty("RangeError", RangeError);
            AddProperty("ReferenceError", ReferenceError);
            AddProperty("RegExp", RegExp);
#endif
            AddProperty("String", String);
#if false
            AddProperty("SyntaxError", SyntaxError);
            AddProperty("TypeError", TypeError);
            AddProperty("URIError", URIError);
            AddProperty("VBArray", VBArray);
#endif
        }
コード例 #7
0
        // Perform a constructor call on this object.
        internal override Object Construct(VsaEngine engine, Object[] args)
        {
            ArrayObject obj;
            int         index, len;

            if (args.Length != 1)
            {
                // Construct an array from a list of values.
                obj = new ArrayObject
                          (EngineInstance.GetEngineInstance(engine)
                          .GetArrayPrototype(), (uint)(args.Length));
                len = args.Length;
                for (index = 0; index < len; ++index)
                {
                    obj.PutIndex(index, args[index]);
                }
            }
            else if (args[0] is Array)
            {
                // Wrap an existing array.
                Array array = (Array)(args[0]);
                if (array.Rank != 1)
                {
                    throw new JScriptException(JSError.TypeMismatch);
                }
                obj = new ArrayObject.Wrapper
                          (EngineInstance.GetEngineInstance(engine)
                          .GetArrayPrototype(), (Array)(args[0]));
            }
            else
            {
                // Construct an array from a length value.
                switch (Support.TypeCodeForObject(args[0]))
                {
                case TypeCode.Byte:
                case TypeCode.SByte:
                case TypeCode.Char:
                case TypeCode.Int16:
                case TypeCode.UInt16:
                case TypeCode.Int32:
                case TypeCode.UInt32:
                case TypeCode.Int64:
                case TypeCode.UInt64:
                case TypeCode.Single:
                case TypeCode.Double:
                case TypeCode.Decimal:
                {
                    double num  = Convert.ToNumber(args[0]);
                    uint   inum = Convert.ToUInt32(args[0]);
                    if (num == (double)inum)
                    {
                        return(new ArrayObject
                                   (EngineInstance.GetEngineInstance(engine)
                                   .GetArrayPrototype(), inum));
                    }
                    else
                    {
                        throw new JScriptException
                                  (JSError.ArrayLengthConstructIncorrect);
                    }
                }
                    // Not reached.
                }

                // The length is not numeric, so it is actually a value.
                obj = new ArrayObject
                          (EngineInstance.GetEngineInstance(engine)
                          .GetArrayPrototype());
                obj.PutIndex(0, args[0]);
            }
            return(obj);
        }
コード例 #8
0
	// Add a builtin method to a prototype.
	internal void AddBuiltin(EngineInstance inst, String name)
			{
				MethodInfo method = GetType().GetMethod(name);
				Put(name, new BuiltinFunction
					(inst.GetFunctionPrototype(), name, method),
					PropertyAttributes.None);
			}
コード例 #9
0
ファイル: MathObject.cs プロジェクト: ForNeVeR/pnet
        // internal constructor
        internal MathObject(ScriptObject parent)
            : base(parent)
        {
            EngineInstance inst = EngineInstance.GetEngineInstance(engine);

            Put("E", E,
                PropertyAttributes.DontEnum |
                PropertyAttributes.DontDelete |
                PropertyAttributes.ReadOnly);

            Put("LN10", LN10,
                PropertyAttributes.DontEnum |
                PropertyAttributes.DontDelete |
                PropertyAttributes.ReadOnly);

            Put("LN2", LN2,
                PropertyAttributes.DontEnum |
                PropertyAttributes.DontDelete |
                PropertyAttributes.ReadOnly);

            Put("LOG2E", LOG2E,
                PropertyAttributes.DontEnum |
                PropertyAttributes.DontDelete |
                PropertyAttributes.ReadOnly);

            Put("LOG10E", LOG10E,
                PropertyAttributes.DontEnum |
                PropertyAttributes.DontDelete |
                PropertyAttributes.ReadOnly);

            Put("PI", PI,
                PropertyAttributes.DontEnum |
                PropertyAttributes.DontDelete |
                PropertyAttributes.ReadOnly);

            Put("SQRT1_2", SQRT1_2,
                PropertyAttributes.DontEnum |
                PropertyAttributes.DontDelete |
                PropertyAttributes.ReadOnly);

            Put("SQRT2", SQRT2,
                PropertyAttributes.DontEnum |
                PropertyAttributes.DontDelete |
                PropertyAttributes.ReadOnly);

            AddBuiltin(inst, "abs");
            AddBuiltin(inst, "acos");
            AddBuiltin(inst, "asin");
            AddBuiltin(inst, "atan");
            AddBuiltin(inst, "atan2");
            AddBuiltin(inst, "ceil");
            AddBuiltin(inst, "exp");
            AddBuiltin(inst, "floor");
            AddBuiltin(inst, "log");
            AddBuiltin(inst, "max");
            AddBuiltin(inst, "min");
            AddBuiltin(inst, "pow");
            AddBuiltin(inst, "random");
            AddBuiltin(inst, "round");
            AddBuiltin(inst, "sin");
            AddBuiltin(inst, "sqrt");
            AddBuiltin(inst, "tan");
        }
コード例 #10
0
	// Add a builtin function to the global object.
	private void AddBuiltin(EngineInstance inst, string name)
			{
				MethodInfo method = typeof(GlobalObject).GetMethod(name);
				globalObject.Put(name, new BuiltinFunction
					(inst.GetFunctionPrototype(), name, method),
					PropertyAttributes.None);
			}