public static bool JSEqualsExact(JSValue a, JSValue b) { JSType t1 = a.ObjectType; JSType t2 = b.ObjectType; if (t1 != t2) { return(false); } switch (t1) { case JSType.Number: return(a.NumberValue() == b.NumberValue()); case JSType.String: return(a.StringValue() == b.StringValue()); case JSType.Boolean: return(a.BoolValue() == b.BoolValue()); case JSType.Null: return(true); case JSType.Undefined: return(true); } return(a == b); }
private bool GreaterThanOrNull(JSValue b) { if ((this.DataType == JSType.String) && (b.DataType == JSType.String)) { return(string.Compare(this.StringValue(), b.StringValue(), StringComparison.Ordinal) > 0); } return(!(this.NumberValue() <= b.NumberValue())); }
private void AddRegExp() { this.RegExpCtor = new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { string pattern; string flags; JSValue v = args[0]; if (AsConstructor && (v is JSRegExp)) { return(v); } if (v is JSRegExp) { pattern = v["source"].StringValue(); } else if (v is JSUndefined) { pattern = ""; } else { pattern = v.StringValue(); } v = args[1]; if (v is JSUndefined) { flags = ""; } else { flags = v.StringValue(); } return(new JSRegExp(this.RegExpPrototype, this.RegExpCtor, pattern, flags)); }); this.RegExpPrototype = new JSObject(this.ObjectPrototype, this.RegExpCtor); this.RegExpCtor.SetDataProp("prototype", this.RegExpPrototype, false, false, false); }
public JSDate(JSValue Prototype, JSValue Constructor, JSArgs args) : base(Prototype, Constructor) { if (args.Count == 0) { this.CLRDate = DateTime.Now; } else if (args.Count == 1) { JSValue v = args[0].ToPrimitive(); if (v is JSString) { this.CLRDate = DateTime.Parse(v.StringValue()); } else { this.CLRDate = FromNumber(TimeClip(v.NumberValue())); } } else { this.CLRDate = UTC(args); } }
internal static JSValue _Eval(JSContext Scope, JSArgs args, bool AsConstructor) { if (AsConstructor) { throw new JSRuntimeException("TypeError", "eval called as constructor"); } JSValue arg = args[0]; if (!(arg is JSString)) { return(arg); } JSContext EvalContext = new JSContext(Scope); JSContext.PushContext(EvalContext); try { return(CompiledScript.Compile(arg.StringValue(), false).Run()); } finally { JSContext.PopContext(); } }
public JSRuntimeException(JSValue value) : base(value.StringValue()) { this.Line = -1; this.value = value; }
private void AddArrayProperties() { this.Global.SetDataProp("Array", this.ArrayCtor, false, false, false); this.ArrayPrototype.SetDataProp("length", 0.0, true, false, true); this.ArrayCtor.SetDataProp("isArray", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { return(args[0] is JSArray); }, 1), true, false, true); this.ArrayPrototype.SetDataProp("toString", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { if (AsConstructor) { throw new JSRuntimeException("TypeError", "Array.toString cannot be used as a constructor"); } JSObject array = ThisObj.ToJSObject(); JSFunctionBase fnc = ThisObj["join"] as JSFunctionBase; if (fnc != null) { return(fnc.Call(Scope, ThisObj, new JSArgs(fnc, new JSValue[0]))); } return("[object " + ThisObj.ClassString + "]"); }), true, false, true); this.ArrayPrototype.SetDataProp("toLocaleString", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { JSObject elementObj; JSFunctionBase func; if (AsConstructor) { throw new JSRuntimeException("TypeError", "Array.toLocaleString called as constructor"); } JSObject O = ThisObj.ToJSObject(); uint len = O["length"].NumberValue().JSToUInt32(); if (len == 0) { return(string.Empty); } JSValue firstElement = O["0"]; StringBuilder R = new StringBuilder(); if (firstElement.CheckCoercible()) { elementObj = firstElement.ToJSObject(); func = InternalUtilities.JSFunctionCast(elementObj["toLocaleString"]); R.Append(func.Call(Scope, elementObj, new JSArgs(func, new JSValue[0])).StringValue()); } for (uint k = 1; k < len; k++) { R.Append(","); JSValue nextElement = O[k.ToString()]; if (nextElement.CheckCoercible()) { elementObj = nextElement.ToJSObject(); func = InternalUtilities.JSFunctionCast(elementObj["toLocaleString"]); R.Append(func.Call(Scope, elementObj, new JSArgs(func, new JSValue[0])).StringValue()); } } return(R.ToString()); }), true, false, true); this.ArrayPrototype.SetDataProp("concat", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { if (AsConstructor) { throw new JSRuntimeException("TypeError", "Array.concat called as constructor"); } JSObject O = ThisObj.ToJSObject(); JSArray A = new JSArray(new JSValue[0]); int n = 0; _concat_append(A, ref n, O); foreach (JSValue E in args.ArgValues) { _concat_append(A, ref n, E); } return(A); }, 1), true, false, true); this.ArrayPrototype.SetDataProp("join", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { string sep; if (AsConstructor) { throw new JSRuntimeException("TypeError", "Array.join called as constructor"); } JSObject O = ThisObj.ToJSObject(); uint len = O["length"].NumberValue().JSToUInt32(); if (args[0] is JSUndefined) { sep = ","; } else { sep = args[0].StringValue(); } if (len == 0) { return(string.Empty); } JSValue element0 = O["0"]; StringBuilder R = new StringBuilder(); if (element0.CheckCoercible()) { R.Append(element0.StringValue()); } for (int k = 1; k < len; k++) { R.Append(sep); JSValue element = O[k.ToString()]; if (element.CheckCoercible()) { R.Append(element.StringValue()); } } return(R.ToString()); }, 1), true, false, true); this.ArrayPrototype.SetDataProp("pop", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { if (AsConstructor) { throw new JSRuntimeException("TypeError", "Array.pop called as constructor"); } JSObject O = ThisObj.ToJSObject(); uint len = O["length"].NumberValue().JSToUInt32(); if (len == 0) { O["length"] = 0.0; return(JSUndefined.Instance); } string indx = (len - 1).ToString(); JSValue element = O[indx]; O.DeleteProperty(indx, true); O["length"] = (JSValue)(len - 1); return(element); }), true, false, true); this.ArrayPrototype.SetDataProp("push", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { if (AsConstructor) { throw new JSRuntimeException("TypeError", "Array.push called as constructor"); } JSObject O = ThisObj.ToJSObject(); double n = O["length"].NumberValue().JSToUInt32(); foreach (JSValue E in args.ArgValues) { O[n.ToString()] = E; n++; } O["length"] = n; return(n); }, 1), true, false, true); this.ArrayPrototype.SetDataProp("reverse", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { if (AsConstructor) { throw new JSRuntimeException("TypeError", "Array.reverse called as constructor"); } JSObject O = ThisObj.ToJSObject(); uint len = O["length"].NumberValue().JSToUInt32(); uint middle = len / 2; for (uint lower = 0; lower != middle; lower++) { string upperP = ((len - lower) - 1).ToString(); string lowerP = lower.ToString(); JSValue lowerValue = O[lowerP]; JSValue upperValue = O[upperP]; bool lowerExists = O.HasProperty(lowerP); bool upperExists = O.HasProperty(upperP); if (lowerExists && upperExists) { O[lowerP] = upperValue; O[upperP] = lowerValue; } else if (!(lowerExists || !upperExists)) { O[lowerP] = upperValue; O.DeleteProperty(upperP, true); } else if (!(!lowerExists || upperExists)) { O.DeleteProperty(lowerP, true); O[upperP] = lowerValue; } } return(O); }), true, false, true); this.ArrayPrototype.SetDataProp("shift", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { if (AsConstructor) { throw new JSRuntimeException("TypeError", "Array.shift called as constructor"); } JSObject O = ThisObj.ToJSObject(); double len = O["length"].NumberValue().JSToUInt32(); if (len == 0.0) { O["length"] = 0.0; return(JSUndefined.Instance); } JSValue first = O["0"]; for (int k = 1; k < len; k++) { string from = k.ToString(); string to = (k - 1).ToString(); if (O.HasProperty(from)) { JSValue fromVal = O[from]; O[to] = fromVal; } else { O.DeleteProperty(to, true); } } O.DeleteProperty((len - 1.0).ToString(), true); O["length"] = len - 1.0; return(first); }), true, false, true); this.ArrayPrototype.SetDataProp("slice", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { double k; double relativeEnd; double final; if (AsConstructor) { throw new JSRuntimeException("TypeError", "Array.slice called as constructor"); } JSObject O = ThisObj.ToJSObject(); JSArray A = new JSArray(new JSValue[0]); uint len = O["length"].NumberValue().JSToUInt32(); double relativeStart = args[0].NumberValue().JSToInteger(); if (relativeStart < 0.0) { k = Math.Max((double)(len + relativeStart), (double)0.0); } else { k = Math.Min(relativeStart, (double)len); } if (args[1] is JSUndefined) { relativeEnd = len; } else { relativeEnd = args[1].NumberValue().JSToInteger(); } if (relativeEnd < 0.0) { final = Math.Max((double)(len + relativeEnd), (double)0.0); } else { final = Math.Min(relativeEnd, (double)len); } uint ik = (uint)k; uint ifinal = (uint)final; for (int n = 0; ik < ifinal; n++) { string Pk = ik.ToString(); if (O.HasProperty(Pk)) { JSValue kValue = O[Pk]; A[n.ToString()] = kValue; } ik++; } return(A); }, 2), true, false, true); this.ArrayPrototype.SetDataProp("sort", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { if (AsConstructor) { throw new JSRuntimeException("TypeError", "Array.sort called as constructor"); } JSObject O = ThisObj.ToJSObject(); uint len = O["length"].NumberValue().JSToUInt32(); if (len != 0) { int i; IEnumerable <JSValue> a2; int nUnset = 0; int nUndef = 0; List <JSValue> a1 = new List <JSValue>(); for (i = 0; i < len; i++) { JSValue v; if (!O.TryGetPropertyValue(i.ToString(), out v)) { nUnset++; } else if (v is JSUndefined) { nUndef++; } else { a1.Add(v); } } if (args[0] is JSUndefined) { a2 = a1.OrderBy <JSValue, string>(x => x.StringValue(), StringComparer.Ordinal); } else { _sortHelper h = new _sortHelper(InternalUtilities.JSFunctionCast(args[0]), Scope); a2 = a1.OrderBy <JSValue, JSValue>(x => x, h); } i = 0; foreach (JSValue v in a2) { O[i.ToString()] = v; i++; } while (nUndef-- != 0) { O[i.ToString()] = JSUndefined.Instance; i++; } while (nUnset-- != 0) { string s = i.ToString(); if (O.HasOwnProperty(s)) { O.DeleteProperty(s, false); } i++; } } return(O); }, 1), true, false, true); this.ArrayPrototype.SetDataProp("splice", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { double actualStart; uint k; string from; JSValue fromValue; JSValue[] items; string to; if (AsConstructor) { throw new JSRuntimeException("TypeError", "Array.splice called as constructor"); } JSObject O = ThisObj.ToJSObject(); JSArray A = new JSArray(new JSValue[0]); uint len = O["length"].NumberValue().JSToUInt32(); double relativeStart = args[0].NumberValue().JSToInteger(); if (relativeStart < 0.0) { actualStart = Math.Max((double)(len + relativeStart), (double)0.0); } else { actualStart = Math.Min(relativeStart, (double)len); } double actualDeleteCount = Math.Min(Math.Max(args[1].NumberValue().JSToInteger(), 0.0), len - actualStart); uint iactualStart = (uint)actualStart; uint iactualDeleteCount = (uint)actualDeleteCount; for (k = 0; k < iactualDeleteCount; k++) { from = (iactualStart + k).ToString(); if (O.HasProperty(from)) { fromValue = O[from]; A[k.ToString()] = fromValue; } } if (args.Count <= 2) { items = new JSValue[0]; } else { items = args.ArgValues.Skip <JSValue>(2).ToArray <JSValue>(); } int itemCount = items.Length; if (itemCount < iactualDeleteCount) { for (k = iactualStart; k < (len - iactualDeleteCount); k++) { from = (k + iactualDeleteCount).ToString(); to = (k + itemCount).ToString(); if (O.HasProperty(from)) { fromValue = O[from]; O[to] = fromValue; } else { O.DeleteProperty(to, true); } } for (k = len; k > ((len - iactualDeleteCount) + itemCount); k--) { O.DeleteProperty((k - 1).ToString(), true); } } else if (itemCount > iactualDeleteCount) { for (k = len - iactualDeleteCount; k > iactualStart; k--) { from = ((k + iactualDeleteCount) - 1).ToString(); to = ((k + itemCount) - 1L).ToString(); if (O.HasProperty(from)) { fromValue = O[from]; O[to] = fromValue; } else { O.DeleteProperty(to, true); } } } k = iactualStart; foreach (JSValue E in items) { O[k.ToString()] = E; k++; } O["length"] = (JSValue)((len - iactualDeleteCount) + itemCount); return(A); }, 2), true, false, true); this.ArrayPrototype.SetDataProp("unshift", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { if (AsConstructor) { throw new JSRuntimeException("TypeError", "Array.unshift called as constructor"); } JSObject O = ThisObj.ToJSObject(); double len = O["length"].NumberValue().JSToUInt32(); for (double k = len; k > 0.0; k--) { string from = (k - 1.0).ToString(); string to = ((k + args.Count) - 1.0).ToString(); if (O.HasProperty(from)) { JSValue fromValue = O[from]; O[to] = fromValue; } else { O.DeleteProperty(to, true); } } int j = 0; foreach (JSValue E in args.ArgValues) { O[j.ToString()] = E; j++; } O["length"] = len + args.Count; return(len + args.Count); }, 1), true, false, true); this.ArrayPrototype.SetDataProp("indexOf", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { if (AsConstructor) { throw new JSRuntimeException("TypeError", "Array.indexOf called as constructor"); } JSObject O = ThisObj.ToJSObject(); uint len = O["length"].NumberValue().JSToUInt32(); if (len != 0) { double n; uint k; if (args.Count >= 2) { n = args[1].NumberValue(); } else { n = 0.0; } if (n >= len) { return(-1.0); } if (n >= 0.0) { k = (uint)n; } else { k = len - ((uint)-n); if (k < 0) { k = 0; } } while (k < len) { if (O.HasProperty(k.ToString())) { JSValue elementK = O[k.ToString()]; if (JSValue.JSEqualsExact(args[0], elementK)) { return((double)k); } } k++; } } return(-1.0); }, 1), true, false, true); this.ArrayPrototype.SetDataProp("lastIndexOf", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { if (AsConstructor) { throw new JSRuntimeException("TypeError", "Array.lastIndexOf called as constructor"); } JSObject O = ThisObj.ToJSObject(); uint len = O["length"].NumberValue().JSToUInt32(); if (len != 0) { double n; uint k; if (args.Count >= 2) { n = args[1].NumberValue(); } else { n = len; } if (n >= 0.0) { k = Math.Min((uint)n, len - 1); } else { k = len - ((uint)-n); } while (k >= 0) { if (O.HasProperty(k.ToString())) { JSValue elementK = O[k.ToString()]; if (JSValue.JSEqualsExact(args[0], elementK)) { return((double)k); } } k--; } } return(-1.0); }, 1), true, false, true); this.ArrayPrototype.SetDataProp("every", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { throw new Exception(); }), true, false, true); this.ArrayPrototype.SetDataProp("some", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { throw new Exception(); }), true, false, true); this.ArrayPrototype.SetDataProp("forEach", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { throw new Exception(); }), true, false, true); this.ArrayPrototype.SetDataProp("map", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { throw new Exception(); }), true, false, true); this.ArrayPrototype.SetDataProp("filter", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { throw new Exception(); }), true, false, true); this.ArrayPrototype.SetDataProp("reduce", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { throw new Exception(); }), true, false, true); this.ArrayPrototype.SetDataProp("reduceRight", new JSDelegateWrapper(delegate(JSContext Scope, JSValue ThisObj, JSArgs args, bool AsConstructor) { throw new Exception(); }), true, false, true); }
public static bool JSEquals(JSValue a, JSValue b) { JSType t1 = a.ObjectType; JSType t2 = b.ObjectType; if (t1 != t2) { switch (t2) { case JSType.Boolean: return(JSEquals(a, b.ToJSNumber())); case JSType.Object: return(JSEquals(a, b.ToPrimitive())); } switch (t1) { case JSType.Number: if (t2 != JSType.String) { goto Label_016F; } return(a.NumberValue() == b.NumberValue()); case JSType.String: if (t2 != JSType.Number) { goto Label_016F; } return(a.NumberValue() == b.NumberValue()); case JSType.Boolean: return(JSEquals(a.ToJSNumber(), b)); case JSType.Object: return(JSEquals(a.ToPrimitive(), b)); case JSType.Array: case JSType.Function: goto Label_016F; case JSType.Null: return(t2 == JSType.Undefined); case JSType.Undefined: return(t2 == JSType.Null); } } else { switch (t1) { case JSType.Number: return(a.NumberValue() == b.NumberValue()); case JSType.String: return(a.StringValue() == b.StringValue()); case JSType.Boolean: return(a.BoolValue() == b.BoolValue()); case JSType.Null: return(true); case JSType.Undefined: return(true); } return(a == b); } Label_016F: return(false); }
private bool GreaterThanOrNull(JSValue b) { if ((this.DataType == JSType.String) && (b.DataType == JSType.String)) { return (string.Compare(this.StringValue(), b.StringValue(), StringComparison.Ordinal) > 0); } return !(this.NumberValue() <= b.NumberValue()); }
public static bool JSEqualsExact(JSValue a, JSValue b) { JSType t1 = a.ObjectType; JSType t2 = b.ObjectType; if (t1 != t2) { return false; } switch (t1) { case JSType.Number: return (a.NumberValue() == b.NumberValue()); case JSType.String: return (a.StringValue() == b.StringValue()); case JSType.Boolean: return (a.BoolValue() == b.BoolValue()); case JSType.Null: return true; case JSType.Undefined: return true; } return (a == b); }
public static bool JSEquals(JSValue a, JSValue b) { JSType t1 = a.ObjectType; JSType t2 = b.ObjectType; if (t1 != t2) { switch (t2) { case JSType.Boolean: return JSEquals(a, b.ToJSNumber()); case JSType.Object: return JSEquals(a, b.ToPrimitive()); } switch (t1) { case JSType.Number: if (t2 != JSType.String) { goto Label_016F; } return (a.NumberValue() == b.NumberValue()); case JSType.String: if (t2 != JSType.Number) { goto Label_016F; } return (a.NumberValue() == b.NumberValue()); case JSType.Boolean: return JSEquals(a.ToJSNumber(), b); case JSType.Object: return JSEquals(a.ToPrimitive(), b); case JSType.Array: case JSType.Function: goto Label_016F; case JSType.Null: return (t2 == JSType.Undefined); case JSType.Undefined: return (t2 == JSType.Null); } } else { switch (t1) { case JSType.Number: return (a.NumberValue() == b.NumberValue()); case JSType.String: return (a.StringValue() == b.StringValue()); case JSType.Boolean: return (a.BoolValue() == b.BoolValue()); case JSType.Null: return true; case JSType.Undefined: return true; } return (a == b); } Label_016F: return false; }
public JSRuntimeException(JSValue value) : base(value.StringValue()) { this.Line = -1; this.value = value; }