internal PostOrPrefixOperator(Context context, AST operand, PostOrPrefix operatorTok)
: base(context, operand) {
this.operatorMeth = null;
this.operatorTok = operatorTok;
this.metaData = null;
this.type = null;
}
internal ClassScope(AST name, GlobalScope scope) : base(scope)
{
this.name = name.ToString();
base.engine = scope.engine;
base.fast = scope.fast;
this.noExpando = true;
base.isKnownAtCompileTime = true;
this.owner = null;
this.constructors = new JSConstructor[0];
ScriptObject parent = base.engine.ScriptObjectStackTop();
while (parent is WithObject)
{
parent = parent.GetParent();
}
if (parent is ClassScope)
{
this.package = ((ClassScope) parent).GetPackage();
}
else if (parent is PackageScope)
{
this.package = (PackageScope) parent;
}
else
{
this.package = null;
}
this.itemProp = null;
this.outerClassField = null;
this.inStaticInitializerCode = false;
this.staticInitializerUsesEval = false;
this.instanceInitializerUsesEval = false;
}
internal override AST PartiallyEvaluate()
{
if (this.operand != null)
{
this.operand = this.operand.PartiallyEvaluate();
}
else
{
BlockScope scope = null;
for (ScriptObject obj2 = base.Engine.ScriptObjectStackTop(); obj2 != null; obj2 = obj2.GetParent())
{
if (!(obj2 is WithObject))
{
scope = obj2 as BlockScope;
if ((scope == null) || scope.catchHanderScope)
{
break;
}
}
}
if (scope == null)
{
base.context.HandleError(JSError.BadThrow);
this.operand = new ConstantWrapper(null, base.context);
}
}
return this;
}
internal ASTList Append(AST elem){
int n = this.count++;
if (this.list.Length == n) this.Grow();
this.list[n] = elem;
this.context.UpdateWith(elem.context);
return this;
}
internal Try(Context context, AST body, AST identifier, TypeExpression type, AST handler, AST finally_block, bool finallyHasControlFlowOutOfIt, Context tryEndContext)
: base(context) {
this.body = body;
this.type = type;
this.handler = handler;
this.finally_block = finally_block;
ScriptObject current_scope = (ScriptObject)Globals.ScopeStack.Peek();
while (current_scope is WithObject) //Can only happen at run time and only if there is an eval
current_scope = current_scope.GetParent();
this.handler_scope = null;
this.field = null;
if (identifier != null){
this.fieldName = identifier.ToString();
this.field = current_scope.GetField(this.fieldName, BindingFlags.Public|BindingFlags.Instance|BindingFlags.Static);
if (this.field != null){
if (type == null && (field is JSVariableField && field.IsStatic && ((JSVariableField)field).type == null) && !field.IsLiteral && !field.IsInitOnly)
return; //preserve legacy semantics by using the existing variable
if (((IActivationObject)current_scope).GetLocalField(this.fieldName) != null)
identifier.context.HandleError(JSError.DuplicateName, false);
}
this.handler_scope = new BlockScope(current_scope);
this.handler_scope.catchHanderScope = true;
JSVariableField f = this.handler_scope.AddNewField(identifier.ToString(), Missing.Value, FieldAttributes.Public); // must be a local
this.field = f; f.originalContext = identifier.context;
if (identifier.context.document.debugOn && this.field is JSLocalField){
this.handler_scope.AddFieldForLocalScopeDebugInfo((JSLocalField)this.field);
}
}
this.finallyHasControlFlowOutOfIt = finallyHasControlFlowOutOfIt;
this.tryEndContext = tryEndContext;
}
private void FirstPass()
{
foreach (JSMethodItem methodItem in GetMethods())
{
if (CheckWorker())
{
break;
}
JS.AST mi = methodItem.MethodInfo;
// Get the type, itemPath and parameter list from the ToString override.
string id = methodItem.GetID();
// Add the graph node with a link back to the method.
AddNode(methodItem.Name, methodItem.Name, _sharedOptions.MethodColor, methodItem);
//child = (Node)_graph.AddNode(methodItem.Name);
//child.UserData = methodItem;
// Hang onto the method and the corresponding graph node.
_methodInfos.Add(methodItem.Name, mi); //id, mi);
// Make note of overloaded methods.
if (_names.Contains(methodItem.Name))
{
_overloads.Add(methodItem.Name);
}
else
{
_names.Add(methodItem.Name);
}
}
}
internal Call(Context context, AST func, ASTList args, bool inBrackets) : base(context)
{
this.func = func;
this.args = (args == null) ? new ASTList(context) : args;
this.argValues = null;
this.outParameterCount = 0;
int num = 0;
int count = this.args.count;
while (num < count)
{
if (this.args[num] is AddressOf)
{
this.outParameterCount++;
}
num++;
}
this.isConstructor = false;
this.inBrackets = inBrackets;
this.enclosingFunctionScope = null;
this.alreadyPartiallyEvaluated = false;
this.isAssignmentToDefaultIndexedProperty = false;
ScriptObject parent = base.Globals.ScopeStack.Peek();
while (!(parent is FunctionScope))
{
parent = parent.GetParent();
if (parent == null)
{
return;
}
}
this.enclosingFunctionScope = (FunctionScope) parent;
}
internal Eval(Context context, AST operand, AST unsafeOption) : base(context)
{
this.operand = operand;
this.unsafeOption = unsafeOption;
ScriptObject obj2 = base.Globals.ScopeStack.Peek();
((IActivationObject) obj2).GetGlobalScope().evilScript = true;
if (obj2 is ActivationObject)
{
((ActivationObject) obj2).isKnownAtCompileTime = base.Engine.doFast;
}
if (obj2 is FunctionScope)
{
this.enclosingFunctionScope = (FunctionScope) obj2;
this.enclosingFunctionScope.mustSaveStackLocals = true;
for (ScriptObject obj3 = this.enclosingFunctionScope.GetParent(); obj3 != null; obj3 = obj3.GetParent())
{
FunctionScope scope = obj3 as FunctionScope;
if (scope != null)
{
scope.mustSaveStackLocals = true;
scope.closuresMightEscape = true;
}
}
}
else
{
this.enclosingFunctionScope = null;
}
}
internal BinaryOp (AST parent, AST left, AST right, JSToken op, Location location)
: base (parent, location)
{
operand1 = left;
operand2 = right;
operatorTok = op;
}
internal PostOrPrefixOperator(AST parent, AST operand, JSToken oper, bool prefix, Location location)
: base(parent, location)
{
this.operand = operand;
this.oper = oper;
this.prefix = prefix;
}
internal override AST PartiallyEvaluate(){
AST lhref = this.lhside.PartiallyEvaluateAsReference();
this.lhside = lhref;
this.rhside = this.rhside.PartiallyEvaluate();
lhref.SetPartialValue(this.rhside);
return this;
}
internal If(Context context, AST condition, AST true_branch, AST false_branch)
: base(context) {
this.condition = condition;
this.operand1 = true_branch;
this.operand2 = false_branch;
this.completion = new Completion();
}
internal override AST PartiallyEvaluate()
{
this.initializer = this.initializer.PartiallyEvaluate();
ScriptObject parent = base.Globals.ScopeStack.Peek();
while (parent is WithObject)
{
parent = parent.GetParent();
}
if (parent is FunctionScope)
{
FunctionScope scope = (FunctionScope) parent;
BitArray definedFlags = scope.DefinedFlags;
this.condition = this.condition.PartiallyEvaluate();
this.body = this.body.PartiallyEvaluate();
scope.DefinedFlags = definedFlags;
this.incrementer = this.incrementer.PartiallyEvaluate();
scope.DefinedFlags = definedFlags;
}
else
{
this.condition = this.condition.PartiallyEvaluate();
this.body = this.body.PartiallyEvaluate();
this.incrementer = this.incrementer.PartiallyEvaluate();
}
IReflect reflect = this.condition.InferType(null);
if ((reflect is FunctionPrototype) || (reflect == Typeob.ScriptFunction))
{
base.context.HandleError(JSError.SuspectLoopCondition);
}
return this;
}
internal override AST PartiallyEvaluate()
{
if (this.leavesFinally)
{
base.context.HandleError(JSError.BadWayToLeaveFinally);
}
if (this.operand != null)
{
this.operand = this.operand.PartiallyEvaluate();
if (this.enclosingFunctionScope.returnVar != null)
{
if (this.enclosingFunctionScope.returnVar.type == null)
{
this.enclosingFunctionScope.returnVar.SetInferredType(this.operand.InferType(this.enclosingFunctionScope.returnVar), this.operand);
}
else
{
Binding.AssignmentCompatible(this.enclosingFunctionScope.returnVar.type.ToIReflect(), this.operand, this.operand.InferType(null), true);
}
}
else
{
base.context.HandleError(JSError.CannotReturnValueFromVoidFunction);
this.operand = null;
}
}
else if (this.enclosingFunctionScope.returnVar != null)
{
this.enclosingFunctionScope.returnVar.SetInferredType(Typeob.Object, null);
}
return this;
}
internal FunctionExpression (AST parent, string name,
FormalParameterList p,
string return_type, Block body, Location location)
: base (parent, location)
{
func_obj = new FunctionObject (name, p, return_type, body, location);
}
internal Try (AST guarded_block, ArrayList catch_block, AST finally_block, AST parent, Location location)
: base (parent, location)
{
this.guarded_block = guarded_block;
this.catch_blocks = catch_block;
this.finally_block = finally_block;
}
internal override Object Evaluate(){
if (this.value == null)
this.completion.value = this.field.value;
else
this.completion.value = this.value.Evaluate();
return this.completion;
}
internal override AST PartiallyEvaluate(){
this.field.attributeFlags &= ~FieldAttributes.InitOnly;
this.identifier.PartiallyEvaluateAsReference();
if (this.field.type != null)
this.field.type.PartiallyEvaluate();
ScriptObject scope = (ScriptObject)Globals.ScopeStack.Peek();
if (this.value != null){
this.value = this.value.PartiallyEvaluate();
this.identifier.SetPartialValue(this.value);
if (this.value is ConstantWrapper){
Object val = this.field.value = this.value.Evaluate();
if (this.field.type != null) this.field.value = Convert.Coerce(val, this.field.type, true);
if (this.field.IsStatic && (val is Type || val is ClassScope || val is TypedArray ||
Convert.GetTypeCode(val) != TypeCode.Object)){
this.field.attributeFlags |= FieldAttributes.Literal;
goto set_field_type;
}
}
this.field.attributeFlags |= FieldAttributes.InitOnly;
set_field_type:
if (this.field.type == null)
this.field.type = new TypeExpression(new ConstantWrapper(this.value.InferType(null), null));
}else{
this.value = new ConstantWrapper(null, this.context);
this.field.attributeFlags |= FieldAttributes.InitOnly;
}
// deal with custom attributes
if (this.field != null && this.field.customAttributes != null)
this.field.customAttributes.PartiallyEvaluate();
return this;
}
internal ForIn (AST parent, AST lhs, AST obj, AST body, Location location)
: base (parent, location)
{
this.lhs = lhs;
this.obj = obj;
this.body = body;
}
internal If (AST parent, AST condition, AST true_stm, AST false_stm, Location location)
: base (parent, location)
{
this.cond = condition;
this.true_stm = true_stm;
this.false_stm = false_stm;
}
internal For(Context context, AST initializer, AST condition, AST incrementer, AST body) : base(context)
{
this.initializer = initializer;
this.condition = condition;
this.incrementer = incrementer;
this.body = body;
this.completion = new Completion();
}
internal Import(Context context, AST name)
: base(context) {
if (name == null) //could happen if constructed while in error recovery mode
return;
WrappedNamespace ns = name.EvaluateAsWrappedNamespace(true);
this.Engine.SetEnclosingContext(ns);
this.name = ns.name;
}
internal override AST PartiallyEvaluate(){
this.operand = this.operand.PartiallyEvaluate();
if (this.operand is ConstantWrapper)
this.operand.context.HandleError(JSError.UselessExpression);
else if (this.operand is Binding)
((Binding)this.operand).CheckIfUseless();
return this;
}
internal override AST PartiallyEvaluate()
{
AST ast = this.lhside.PartiallyEvaluateAsReference();
this.lhside = ast;
this.rhside = this.rhside.PartiallyEvaluate();
ast.SetPartialValue(this.rhside);
return this;
}
internal Import(Context context, AST name) : base(context)
{
if (name != null)
{
WrappedNamespace ob = name.EvaluateAsWrappedNamespace(true);
base.Engine.SetEnclosingContext(ob);
this.name = ob.name;
}
}
internal override AST PartiallyEvaluate()
{
if (this.case_value != null)
{
this.case_value = this.case_value.PartiallyEvaluate();
}
this.statements = this.statements.PartiallyEvaluate();
return this;
}
internal CallableExpression(AST expression)
: base(expression.context, ""){
this.expression = expression;
JSLocalField field = new JSLocalField("", null, 0, Missing.Value);
this.expressionInferredType = expression.InferType(field);
field.inferred_type = this.expressionInferredType;
this.member = field;
this.members = new MemberInfo[]{field};
}
internal BinaryOp(Context context, AST operand1, AST operand2, JSToken operatorTok)
: base(context) {
this.operand1 = operand1;
this.operand2 = operand2;
this.operatorTok = operatorTok;
this.type1 = null;
this.type2 = null;
this.operatorMeth = null;
}
internal override AST PartiallyEvaluate()
{
if (this.recursive)
{
if (!(this.expression is ConstantWrapper))
{
this.expression = new ConstantWrapper(Typeob.Object, base.context);
}
return this;
}
Member expression = this.expression as Member;
if (expression != null)
{
object obj2 = expression.EvaluateAsType();
if (obj2 != null)
{
this.expression = new ConstantWrapper(obj2, expression.context);
return this;
}
}
this.recursive = true;
this.expression = this.expression.PartiallyEvaluate();
this.recursive = false;
if (!(this.expression is TypeExpression))
{
Type c = null;
if (this.expression is ConstantWrapper)
{
object obj3 = this.expression.Evaluate();
if (obj3 == null)
{
this.expression.context.HandleError(JSError.NeedType);
this.expression = new ConstantWrapper(Typeob.Object, base.context);
return this;
}
c = Globals.TypeRefs.ToReferenceContext(obj3.GetType());
Binding.WarnIfObsolete(obj3 as Type, this.expression.context);
}
else if (this.expression.OkToUseAsType())
{
c = Globals.TypeRefs.ToReferenceContext(this.expression.Evaluate().GetType());
}
else
{
this.expression.context.HandleError(JSError.NeedCompileTimeConstant);
this.expression = new ConstantWrapper(Typeob.Object, this.expression.context);
return this;
}
if ((c == null) || (((c != Typeob.ClassScope) && (c != Typeob.TypedArray)) && !Typeob.Type.IsAssignableFrom(c)))
{
this.expression.context.HandleError(JSError.NeedType);
this.expression = new ConstantWrapper(Typeob.Object, this.expression.context);
}
}
return this;
}
bool ICanLookupPrototype.ResolveFieldAccess(AST ast)
{
if (ast is Identifier) {
Identifier name = (Identifier) ast;
Type prototype = typeof (NumberPrototype);
MemberInfo [] members = prototype.GetMember (name.name.Value);
return members.Length > 0;
} else
return false;
}
public static bool IsBadIndex(AST ast){
Int32 i;
if (!(ast is ConstantWrapper))
return false;
try{
i = (Int32)CoerceT(((ConstantWrapper)ast).value, typeof(System.Int32));
}catch(Exception){
return true;
}
return i < 0;
}
internal ASTList Add(AST elem)
{
elems.Add(elem);
return(this);
}
internal ASTList(AST parent, Location location)
: base(parent, location)
{
elems = new ArrayList();
}
private void ParseAst(JS.AST ast, string sp)
{
if (ast == null)
{
return;
}
if (CheckWorker())
{
return;
}
//_logView.LogStr("JSM->" + sp + ast.ToString() + "\t\t" + ast.GetType().Name);
if (ast is JS.FunctionDeclaration)
{
JS.Function func = ast as JS.Function;
ParseAstList(func.func_obj.body.elems, sp + " ");
}
else if (ast is JS.Assign)
{
JS.Assign ass = ast as JS.Assign;
ParseAst(ass.left, sp + "l ");
ParseAst(ass.right, sp + "r ");
}
else if (ast is JS.Binary)
{
JS.Binary bin = ast as JS.Binary;
string[] parts = bin.ToString().Split('.');
if (parts.Length > 1)
{
if (parts[parts.Length - 2] == "This")
{
string calledId = parts[parts.Length - 1] + "()";
//dup
// If we have a method of this name in this file/class
if (_addedNodes.ContainsKey(calledId))
{
// Create an edge.
// A definite functional assignment link.
AddEdge(_methodNodeId, calledId, EdgeStyle.NormalArrow, Color.Aqua);
}
else
{
// It's a call to a method outside this class/file.
//
//_logView.LogStr("skipped assign ref -->" + _methodNodeId + " --------> " + calledId);
//
}
}
else if (parts[parts.Length - 2] == "self")
{
string calledId = parts[parts.Length - 1] + "()";
//dup
// If we have a method of this name in this file/class
if (_addedNodes.ContainsKey(calledId))
{
// Get the graph node that we're linking to.
//Node calledNode = _addedNodes[calledId];
// Create an edge.
// A definite functional assignment link.
AddEdge(_methodNodeId, calledId, EdgeStyle.NormalArrow, Color.Aqua);
}
else
{
// It's a call to a method outside this class/file.
_logView.LogStr("skipped assign ref -->" + _methodNodeId + " --------> " + calledId);
}
}
}
}
else if (ast is JS.Expression)
{
JS.Expression expr = ast as JS.Expression;
ParseAstList(expr.exprs, sp + " ");
}
else if (ast is JS.FunctionExpression)
{
JS.FunctionExpression expr = ast as JS.FunctionExpression;
ParseAstList(expr.func_obj.body.elems, sp + " ");
}
else if (ast is JS.For)
{
JS.For fr = ast as JS.For;
ParseAst(fr.stms, sp + " ");
}
else if (ast is JS.If)
{
JS.If iff = ast as JS.If;
ParseAst(iff.false_stm, sp + "f ");
ParseAst(iff.true_stm, sp + "t ");
}
else if (ast is JS.Block)
{
JS.Block block = ast as JS.Block;
ParseAstList(block.elems, sp + " ");
}
else if (ast is JS.VariableStatement)
{
JS.VariableStatement var = ast as JS.VariableStatement;
//var.
ParseAstList(var.var_decls, sp + " ");
}
else if (ast is JS.Return)
{
JS.Return ret = ast as JS.Return;
ParseAst(ret.expression, sp + " ");
}
else if (ast is JS.VariableDeclaration)
{
JS.VariableDeclaration var = ast as JS.VariableDeclaration;
Microsoft.JScript.New newval = var.val as Microsoft.JScript.New;
if (newval != null && newval.exp != null)
{
//_logView.LogStr("new:" + newval.exp.ToString());
string[] parts = newval.exp.ToString().Split('.');
if (parts.Length > 0)
{
string calledId = parts[parts.Length - 1] + "()";
// If we have a method of this name in this file/class, then
// we have a possible constructor link.
if (_addedNodes.ContainsKey(calledId))
{
// Create an edge.
AddEdge(_methodNodeId, calledId, EdgeStyle.NormalArrow, Color.Green);
}
}
}
else
{
if (var.val != null)
{
string valStr = var.val.ToString();
string[] parts = valStr.Split('.');
if (parts.Length > 1 && parts[0] == "self")
{
// dup..
string calledId = parts[parts.Length - 1] + "()";
// If we have a method of this name in this file/class, then
// we have a possible constructor link.
if (_addedNodes.ContainsKey(calledId))
{
// Create an edge.
AddEdge(_methodNodeId, calledId, EdgeStyle.NormalArrow, Color.Green);
}
}
}
}
//ParseAstList(var.var_decls, sp + " ");
}
else if (ast is JS.Call)
{
JS.Call call = ast as JS.Call;
string[] parts = call.ToString().Split(' ');
string[] bits = parts[0].Split('.');
string calledId = bits[bits.Length - 1] + "()";
bool methodInThisClass = true;
if (bits.Length > 1)
{
if ((bits[bits.Length - 2] != "This") &&
(bits[bits.Length - 2] != "self"))
{
methodInThisClass = false;
}
}
// If we have a method of this name in this file/class
if (_addedNodes.ContainsKey(calledId))
{
// Create an edge.
if (methodInThisClass)
{
// A definite link.
AddEdge(_methodNodeId, calledId, EdgeStyle.NormalArrow, Color.Black);
}
else
{
// A tentative link.
AddEdge(_methodNodeId, calledId, EdgeStyle.NormalArrow, Color.Gray);
}
}
else
{
// It's a call to a method outside this class/file.
//
//_logView.LogStr("skipped -------->" + _methodNodeId + " --------> " + parts[0]);
//
}
}
}
internal VoidOp(Context context, AST operand) : base(context, operand)
{
}
internal override AST PartiallyEvaluate()
{
this.ctor = this.ctor.PartiallyEvaluateAsCallable();
//first weed out assignment expressions and use them as property initializers
ASTList positionalArgs = new ASTList(this.args.context);
ASTList namedArgs = new ASTList(this.args.context);
for (int i = 0, m = this.args.count; i < m; i++)
{
AST arg = this.args[i];
Assign assign = arg as Assign;
if (assign != null)
{
assign.rhside = assign.rhside.PartiallyEvaluate();
namedArgs.Append(assign);
}
else
{
positionalArgs.Append(arg.PartiallyEvaluate());
}
}
int n = positionalArgs.count;
IReflect[] argIRs = new IReflect[n];
for (int i = 0; i < n; i++)
{
AST arg = positionalArgs[i];
// only accept ConstantWrappers
if (arg is ConstantWrapper)
{
Object argument = arg.Evaluate();
if ((argIRs[i] = CustomAttribute.TypeOfArgument(argument)) != null)
{
this.positionalArgValues.Add(argument);
continue;
}
}
else if (arg is ArrayLiteral && ((ArrayLiteral)arg).IsOkToUseInCustomAttribute())
{
argIRs[i] = Typeob.ArrayObject;
this.positionalArgValues.Add(arg.Evaluate());
continue;
}
arg.context.HandleError(JSError.InvalidCustomAttributeArgument);
return(null); // the custom attribute is not good and it will be ignored
}
//Get the custom attribute and the appropriate constructor (under the covers)
this.type = this.ctor.ResolveCustomAttribute(positionalArgs, argIRs, this.target);
if (this.type == null)
{
return(null);
}
if (Convert.IsPromotableTo((IReflect)this.type, typeof(CodeAccessSecurityAttribute)))
{
this.context.HandleError(JSError.CannotUseStaticSecurityAttribute);
return(null);
}
//Coerce the positional arguments to the right type and supply default values for optional parameters
ConstructorInfo c = (ConstructorInfo)((Binding)this.ctor).member;
ParameterInfo[] parameters = c.GetParameters();
int j = 0;
int len = this.positionalArgValues.Count;
foreach (ParameterInfo p in parameters)
{
IReflect ir = p is ParameterDeclaration ? ((ParameterDeclaration)p).ParameterIReflect : p.ParameterType;
if (j < len)
{
Object value = this.positionalArgValues[j];
this.positionalArgValues[j] = Convert.Coerce(value, ir, value is ArrayObject);
j++;
}
else
{
Object value;
if (p.DefaultValue == System.Convert.DBNull)
{
value = Convert.Coerce(null, ir);
}
else
{
value = p.DefaultValue;
}
this.positionalArgValues.Add(value);
}
}
//Check validity of property/field initializers
for (int i = 0, m = namedArgs.count; i < m; i++)
{
Assign assign = (Assign)namedArgs[i];
if (assign.lhside is Lookup &&
(assign.rhside is ConstantWrapper ||
(assign.rhside is ArrayLiteral && ((ArrayLiteral)assign.rhside).IsOkToUseInCustomAttribute())))
{
Object value = assign.rhside.Evaluate();
IReflect argType = null;
if (value is ArrayObject || ((argType = CustomAttribute.TypeOfArgument(value)) != null && argType != Typeob.Object))
{
String name = ((Lookup)assign.lhside).Name;
MemberInfo [] members = ((IReflect)this.type).GetMember(name, BindingFlags.Public | BindingFlags.Instance);
if (members == null || members.Length == 0)
{
assign.context.HandleError(JSError.NoSuchMember);
return(null);
}
if (members.Length == 1)
{
MemberInfo member = members[0];
if (member is FieldInfo)
{
FieldInfo fieldInfo = (FieldInfo)member;
if (!fieldInfo.IsLiteral && !fieldInfo.IsInitOnly)
{
try{
IReflect ir = fieldInfo is JSVariableField ? ((JSVariableField)fieldInfo).GetInferredType(null) : fieldInfo.FieldType;
value = Convert.Coerce(value, ir, value is ArrayObject);
this.namedArgFields.Add(member);
this.namedArgFieldValues.Add(value);
continue;
}catch (JScriptException) {
assign.rhside.context.HandleError(JSError.TypeMismatch);
return(null); // the custom attribute is not good and it will be ignored
}
}
}
else if (member is PropertyInfo)
{
PropertyInfo propertyInfo = (PropertyInfo)member;
MethodInfo setMethodInfo = JSProperty.GetSetMethod(propertyInfo, false);
if (setMethodInfo != null)
{
ParameterInfo [] paramInfo = setMethodInfo.GetParameters();
if (paramInfo != null && paramInfo.Length == 1)
{
try{
IReflect ir = paramInfo[0] is ParameterDeclaration ? ((ParameterDeclaration)paramInfo[0]).ParameterIReflect : paramInfo[0].ParameterType;
value = Convert.Coerce(value, ir, value is ArrayObject);
this.namedArgProperties.Add(member);
this.namedArgPropertyValues.Add(value);
}catch (JScriptException) {
assign.rhside.context.HandleError(JSError.TypeMismatch);
return(null); // the custom attribute is not good and it will be ignored
}
continue;
}
}
}
}
}
}
assign.context.HandleError(JSError.InvalidCustomAttributeArgument);
return(null);
}
if (!this.CheckIfTargetOK(this.type))
{
return(null); //Ignore attribute
}
//Consume and discard assembly name attributes
try{
Type ty = this.type as Type;
if (ty != null && this.target is AssemblyCustomAttributeList)
{
if (ty.FullName == "System.Reflection.AssemblyAlgorithmIdAttribute")
{
if (this.positionalArgValues.Count > 0)
{
this.Engine.Globals.assemblyHashAlgorithm = (AssemblyHashAlgorithm)Convert.CoerceT(this.positionalArgValues[0], typeof(AssemblyHashAlgorithm));
}
return(null);
}
if (ty.FullName == "System.Reflection.AssemblyCultureAttribute")
{
if (this.positionalArgValues.Count > 0)
{
String cultureId = Convert.ToString(this.positionalArgValues[0]);
if (this.Engine.PEFileKind != PEFileKinds.Dll && cultureId.Length > 0)
{
this.context.HandleError(JSError.ExecutablesCannotBeLocalized);
return(null);
}
this.Engine.Globals.assemblyCulture = new CultureInfo(cultureId);
}
return(null);
}
if (ty.FullName == "System.Reflection.AssemblyDelaySignAttribute")
{
if (this.positionalArgValues.Count > 0)
{
this.Engine.Globals.assemblyDelaySign = Convert.ToBoolean(this.positionalArgValues[0], false);
}
return(null);
}
if (ty.FullName == "System.Reflection.AssemblyFlagsAttribute")
{
if (this.positionalArgValues.Count > 0)
{
this.Engine.Globals.assemblyFlags = (AssemblyFlags)(uint)Convert.CoerceT(this.positionalArgValues[0], typeof(uint));
}
return(null);
}
if (ty.FullName == "System.Reflection.AssemblyKeyFileAttribute")
{
if (this.positionalArgValues.Count > 0)
{
this.Engine.Globals.assemblyKeyFileName = Convert.ToString(this.positionalArgValues[0]);
if (this.Engine.Globals.assemblyKeyFileName != null && this.Engine.Globals.assemblyKeyFileName.Length == 0)
{
this.Engine.Globals.assemblyKeyFileName = null;
}
}
return(null);
}
if (ty.FullName == "System.Reflection.AssemblyKeyNameAttribute")
{
if (this.positionalArgValues.Count > 0)
{
this.Engine.Globals.assemblyKeyName = Convert.ToString(this.positionalArgValues[0]);
if (this.Engine.Globals.assemblyKeyName != null && this.Engine.Globals.assemblyKeyName.Length == 0)
{
this.Engine.Globals.assemblyKeyName = null;
}
}
return(null);
}
if (ty.FullName == "System.Reflection.AssemblyVersionAttribute")
{
if (this.positionalArgValues.Count > 0)
{
this.Engine.Globals.assemblyVersion = this.ParseVersion(Convert.ToString(this.positionalArgValues[0]));
}
return(null);
}
if (ty.FullName == "System.CLSCompliantAttribute")
{
this.Engine.isCLSCompliant = this.args == null || this.args.count == 0 || Convert.ToBoolean(this.positionalArgValues[0], false);
return(this);
}
}
}catch (ArgumentException) {
this.context.HandleError(JSError.InvalidCall);
}
return(this);
}
internal VariableDeclaration(Context context, Lookup identifier, TypeExpression type, AST initializer, FieldAttributes attributes, CustomAttributeList customAttributes)
: base(context)
{
if (initializer != null)
{
this.context.UpdateWith(initializer.context);
}
else if (type != null)
{
this.context.UpdateWith(type.context);
}
this.identifier = identifier;
this.type = type;
this.initializer = initializer;
ScriptObject current_scope = (ScriptObject)Globals.ScopeStack.Peek();
while (current_scope is WithObject) //Can only happen at run time and only if there is an eval
{
current_scope = current_scope.GetParent();
}
String name = this.identifier.ToString();
if (current_scope is ClassScope)
{
if (name == ((ClassScope)current_scope).name)
{
identifier.context.HandleError(JSError.CannotUseNameOfClass);
name = name + " var";
}
}
else
{
if (attributes != (FieldAttributes)0)
{
this.context.HandleError(JSError.NotInsideClass);
attributes = FieldAttributes.Public;
}
else
{
attributes |= FieldAttributes.Public;
}
}
FieldInfo field = ((IActivationObject)current_scope).GetLocalField(name);
if (field != null)
{
if (field.IsLiteral || current_scope is ClassScope || type != null)
{
identifier.context.HandleError(JSError.DuplicateName, true);
}
this.type = type = null;
}
if (current_scope is ActivationObject)
{
if (field == null || field is JSVariableField)
{
this.field = ((ActivationObject)current_scope).AddFieldOrUseExistingField(this.identifier.ToString(), Missing.Value, attributes);
}
else
{
this.field = ((ActivationObject)current_scope).AddNewField(this.identifier.ToString(), null, attributes);
}
}
else
{
this.field = ((StackFrame)current_scope).AddNewField(this.identifier.ToString(), null, attributes | FieldAttributes.Static);
}
this.field.type = type;
this.field.customAttributes = customAttributes;
this.field.originalContext = context;
if (this.field is JSLocalField)
{
// emit debug info for the local only if this block of code is in a section that has debug set
((JSLocalField)this.field).debugOn = this.identifier.context.document.debugOn;
}
this.completion = new Completion();
}
internal FunctionDeclaration(AST parent, string name, Location location)
: this(parent, name, null, String.Empty, null, location)
{
}
internal virtual void PropagateParent(AST parent)
{
this.parent = parent;
}
internal Delete(Context context, AST operand) : base(context, operand)
{
}
internal In(Context context, AST operand1, AST operand2) : base(context, operand1, operand2)
{
}
internal Equality(AST parent, AST left, AST right, JSToken op, Location location)
: base(parent, left, right, op, location)
{
}
internal StrictEquality(Context context, AST operand1, AST operand2, JSToken operatorTok)
: base(context, operand1, operand2, operatorTok)
{
}
internal NumericBinary(Context context, AST operand1, AST operand2, JSToken operatorTok)
: base(context, operand1, operand2, operatorTok)
{
}
internal AST(AST parent, Location location)
{
this.parent = parent;
this.location = location;
}
internal FunctionDeclaration(Context context, AST ifaceId, IdentifierLiteral id, ParameterDeclaration[] formal_parameters, TypeExpression return_type, Block body, FunctionScope own_scope, FieldAttributes attributes, bool isMethod, bool isGetter, bool isSetter, bool isAbstract, bool isFinal, CustomAttributeList customAttributes) : base(context)
{
this.completion = new Completion();
MethodAttributes privateScope = MethodAttributes.PrivateScope;
if ((attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Public)
{
privateScope = MethodAttributes.Public;
}
else if ((attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Private)
{
privateScope = MethodAttributes.Private;
}
else if ((attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Assembly)
{
privateScope = MethodAttributes.Assembly;
}
else if ((attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Family)
{
privateScope = MethodAttributes.Family;
}
else if ((attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.FamORAssem)
{
privateScope = MethodAttributes.FamORAssem;
}
else
{
privateScope = MethodAttributes.Public;
}
if (((attributes & FieldAttributes.Static) != FieldAttributes.PrivateScope) || !isMethod)
{
privateScope |= MethodAttributes.Static;
}
else
{
privateScope |= MethodAttributes.NewSlot | MethodAttributes.Virtual;
}
if (isAbstract)
{
privateScope |= MethodAttributes.Abstract;
}
if (isFinal)
{
privateScope |= MethodAttributes.Final;
}
this.name = id.ToString();
this.isMethod = isMethod;
if (ifaceId != null)
{
if (isMethod)
{
this.ifaceId = new TypeExpression(ifaceId);
privateScope &= ~MethodAttributes.MemberAccessMask;
privateScope |= MethodAttributes.Final | MethodAttributes.Private;
}
else
{
this.declaringObject = new Member(ifaceId.context, ifaceId, id);
this.name = this.declaringObject.ToString();
}
}
ScriptObject obj2 = base.Globals.ScopeStack.Peek();
if (((attributes == FieldAttributes.PrivateScope) && !isAbstract) && !isFinal)
{
if (obj2 is ClassScope)
{
attributes |= FieldAttributes.Public;
}
}
else if (!(obj2 is ClassScope))
{
base.context.HandleError(JSError.NotInsideClass);
attributes = FieldAttributes.PrivateScope;
privateScope = MethodAttributes.Public;
}
if (obj2 is ActivationObject)
{
this.inFastScope = ((ActivationObject)obj2).fast;
string name = this.name;
if (isGetter)
{
privateScope |= MethodAttributes.SpecialName;
this.name = "get_" + this.name;
if (return_type == null)
{
return_type = new TypeExpression(new ConstantWrapper(Typeob.Object, context));
}
}
else if (isSetter)
{
privateScope |= MethodAttributes.SpecialName;
this.name = "set_" + this.name;
return_type = new TypeExpression(new ConstantWrapper(Typeob.Void, context));
}
attributes &= FieldAttributes.FieldAccessMask;
MethodAttributes attributes3 = privateScope & MethodAttributes.MemberAccessMask;
if ((((privateScope & MethodAttributes.Virtual) != MethodAttributes.PrivateScope) && ((privateScope & MethodAttributes.Final) == MethodAttributes.PrivateScope)) && (((attributes3 == MethodAttributes.Private) || (attributes3 == MethodAttributes.Assembly)) || (attributes3 == MethodAttributes.FamANDAssem)))
{
privateScope |= MethodAttributes.CheckAccessOnOverride;
}
this.func = new FunctionObject(this.name, formal_parameters, return_type, body, own_scope, obj2, base.context, privateScope, customAttributes, this.isMethod);
if (this.declaringObject == null)
{
string str2 = this.name;
if (this.ifaceId != null)
{
str2 = ifaceId.ToString() + "." + str2;
}
JSVariableField field = (JSVariableField)((ActivationObject)obj2).name_table[str2];
if ((field != null) && ((!(field is JSMemberField) || !(((JSMemberField)field).value is FunctionObject)) || this.func.isExpandoMethod))
{
if (name != this.name)
{
field.originalContext.HandleError(JSError.ClashWithProperty);
}
else
{
id.context.HandleError(JSError.DuplicateName, this.func.isExpandoMethod);
if (field.value is FunctionObject)
{
((FunctionObject)field.value).suppressIL = true;
}
}
}
if (this.isMethod)
{
if ((!(field is JSMemberField) || !(((JSMemberField)field).value is FunctionObject)) || (name != this.name))
{
this.field = ((ActivationObject)obj2).AddNewField(str2, this.func, attributes | FieldAttributes.Literal);
if (name == this.name)
{
this.field.type = new TypeExpression(new ConstantWrapper(Typeob.FunctionWrapper, base.context));
}
}
else
{
this.field = ((JSMemberField)field).AddOverload(this.func, attributes | FieldAttributes.Literal);
}
}
else if (obj2 is FunctionScope)
{
if (this.inFastScope)
{
attributes |= FieldAttributes.Literal;
}
this.field = ((FunctionScope)obj2).AddNewField(this.name, attributes, this.func);
if (this.field is JSLocalField)
{
JSLocalField field2 = (JSLocalField)this.field;
if (this.inFastScope)
{
field2.type = new TypeExpression(new ConstantWrapper(Typeob.ScriptFunction, base.context));
field2.attributeFlags |= FieldAttributes.Literal;
}
field2.debugOn = base.context.document.debugOn;
field2.isDefined = true;
}
}
else if (this.inFastScope)
{
this.field = ((ActivationObject)obj2).AddNewField(this.name, this.func, attributes | FieldAttributes.Literal);
this.field.type = new TypeExpression(new ConstantWrapper(Typeob.ScriptFunction, base.context));
}
else
{
this.field = ((ActivationObject)obj2).AddNewField(this.name, this.func, attributes | FieldAttributes.Static);
}
this.field.originalContext = context;
if (name != this.name)
{
string str3 = name;
if (this.ifaceId != null)
{
str3 = ifaceId.ToString() + "." + name;
}
FieldInfo info = (FieldInfo)((ClassScope)obj2).name_table[str3];
if (info != null)
{
if (info.IsLiteral)
{
object obj3 = ((JSVariableField)info).value;
if (obj3 is JSProperty)
{
this.enclosingProperty = (JSProperty)obj3;
}
}
if (this.enclosingProperty == null)
{
id.context.HandleError(JSError.DuplicateName, true);
}
}
if (this.enclosingProperty == null)
{
this.enclosingProperty = new JSProperty(name);
((JSMemberField)((ActivationObject)obj2).AddNewField(str3, this.enclosingProperty, attributes | FieldAttributes.Literal)).originalContext = base.context;
}
else if ((isGetter && (this.enclosingProperty.getter != null)) || (isSetter && (this.enclosingProperty.setter != null)))
{
id.context.HandleError(JSError.DuplicateName, true);
}
if (isGetter)
{
this.enclosingProperty.getter = new JSFieldMethod(this.field, obj2);
}
else
{
this.enclosingProperty.setter = new JSFieldMethod(this.field, obj2);
}
}
}
}
else
{
this.inFastScope = false;
this.func = new FunctionObject(this.name, formal_parameters, return_type, body, own_scope, obj2, base.context, MethodAttributes.Public, null, false);
this.field = ((StackFrame)obj2).AddNewField(this.name, new Closure(this.func), attributes | FieldAttributes.Static);
}
}
internal Function(AST parent, Location location)
: base(parent, location)
{
}
internal void Append(AST elem)
{
this.list.Add(elem);
}
internal void SetTarget(AST target)
{
this.target = target;
}
internal BinaryOp(Context context, AST operand1, AST operand2)
: this(context, operand1, operand2, (JSToken)0)
{
}
internal Comma(Context context, AST operand1, AST operand2) : base(context, operand1, operand2)
{
}
internal override AST PartiallyEvaluate()
{
if (this.recursive)
{
if (this.expression is ConstantWrapper)
{
return(this);
}
this.expression = new ConstantWrapper(Typeob.Object, this.context);
return(this);
}
Member member = this.expression as Member;
if (member != null)
{
//Dealing with a qualified name. See if there is a type/class with such a name, bypassing normal scope lookup.
Object type = member.EvaluateAsType();
if (type != null)
{
this.expression = new ConstantWrapper(type, member.context);
return(this);
}
}
this.recursive = true;
this.expression = this.expression.PartiallyEvaluate();
this.recursive = false;
if (this.expression is TypeExpression)
{
return(this);
}
//Make sure that the expression represents a Type
Type t = null;
if (this.expression is ConstantWrapper)
{
Object val = this.expression.Evaluate();
if (val == null)
{
this.expression.context.HandleError(JSError.NeedType);
this.expression = new ConstantWrapper(Typeob.Object, this.context);
return(this);
}
t = Globals.TypeRefs.ToReferenceContext(val.GetType());
Binding.WarnIfObsolete(val as Type, this.expression.context);
}
else
{
if (this.expression.OkToUseAsType())
{
t = Globals.TypeRefs.ToReferenceContext(this.expression.Evaluate().GetType());
}
else
{
this.expression.context.HandleError(JSError.NeedCompileTimeConstant);
this.expression = new ConstantWrapper(Typeob.Object, this.expression.context);
return(this);
}
}
if (t == null || (t != Typeob.ClassScope && t != Typeob.TypedArray && !Typeob.Type.IsAssignableFrom(t)))
{
this.expression.context.HandleError(JSError.NeedType);
this.expression = new ConstantWrapper(Typeob.Object, this.expression.context);
}
return(this);
}
internal Relational(Context context, AST operand1, AST operand2, JSToken operatorTok)
: base(context, operand1, operand2, operatorTok)
{
}
internal Typeof(Context context, AST operand) : base(context, operand)
{
}
internal Logical_and(Context context, AST operand1, AST operand2)
: base(context, operand1, operand2)
{
}
internal Plus(Context context, AST operand1, AST operand2)
: base(context, operand1, operand2, JSToken.Plus)
{
}
internal override AST PartiallyEvaluate()
{
this.condition = this.condition.PartiallyEvaluate();
if (this.condition is ConstantWrapper)
{
if (Convert.ToBoolean(this.condition.Evaluate()) == true)
{
this.operand2 = null;
}
else
{
this.operand1 = null;
}
this.condition = null;
}
ScriptObject current_scope = Globals.ScopeStack.Peek();
while (current_scope is WithObject)
{
current_scope = current_scope.GetParent();
}
if (current_scope is FunctionScope)
{
FunctionScope scope = (FunctionScope)current_scope;
BitArray before = scope.DefinedFlags;
BitArray after1 = before;
if (this.operand1 != null)
{
this.operand1 = this.operand1.PartiallyEvaluate();
after1 = scope.DefinedFlags;
scope.DefinedFlags = before;
}
if (this.operand2 != null)
{
this.operand2 = this.operand2.PartiallyEvaluate();
BitArray after2 = scope.DefinedFlags;
int n = after1.Length;
int m = after2.Length;
if (n < m)
{
after1.Length = m;
}
if (m < n)
{
after2.Length = n;
}
before = after1.And(after2);
}
scope.DefinedFlags = before;
}
else
{
if (this.operand1 != null)
{
this.operand1 = this.operand1.PartiallyEvaluate();
}
if (this.operand2 != null)
{
this.operand2 = this.operand2.PartiallyEvaluate();
}
}
return(this);
}
internal Instanceof(Context context, AST operand1, AST operand2)
: base(context, operand1, operand2)
{
}
internal UnaryOp(Context context, AST operand)
: base(context)
{
this.operand = operand;
}
internal override AST PartiallyEvaluateAsReference()
{
this.func = this.func.PartiallyEvaluateAsCallable();
this.args = (ASTList)this.args.PartiallyEvaluate();
return(this);
}
