public static PSGetIndexBinder Get(int argCount, PSMethodInvocationConstraints constraints, bool allowSlicing = true)
{
lock (_binderCache)
{
PSGetIndexBinder binder;
Tuple <CallInfo, PSMethodInvocationConstraints, bool> key = Tuple.Create <CallInfo, PSMethodInvocationConstraints, bool>(new CallInfo(argCount, new string[0]), constraints, allowSlicing);
if (!_binderCache.TryGetValue(key, out binder))
{
binder = new PSGetIndexBinder(key);
_binderCache.Add(key, binder);
}
return(binder);
}
}
private DynamicMetaObject CheckForSlicing(DynamicMetaObject target, DynamicMetaObject[] indexes)
{
if (this._allowSlicing)
{
if (indexes.Length > 1)
{
PSGetIndexBinder nonSlicingBinder = Get(1, this._constraints, false);
return(new DynamicMetaObject(Expression.NewArrayInit(typeof(object), (IEnumerable <Expression>)(from i in indexes select Expression.Dynamic(nonSlicingBinder, typeof(object), target.Expression, i.Expression))), target.CombineRestrictions(indexes)));
}
DynamicMetaObject obj2 = PSEnumerableBinder.IsEnumerable(indexes[0]);
if (obj2 != null)
{
return(new DynamicMetaObject(Expression.Call(CachedReflectionInfo.EnumerableOps_SlicingIndex, target.Expression.Cast(typeof(object)), obj2.Expression.Cast(typeof(IEnumerator)), Expression.Constant(this.GetNonSlicingIndexer())), target.CombineRestrictions(new DynamicMetaObject[] { obj2 })));
}
}
return(null);
}
public Expression GetValue(Compiler compiler, List <Expression> exprs, List <ParameterExpression> temps)
{
Expression right = compiler.Compile(this.IndexExpressionAst.Target);
this._targetExprTemp = Expression.Variable(right.Type);
temps.Add(this._targetExprTemp);
exprs.Add(Expression.Assign(this._targetExprTemp, right));
ExpressionAst index = this.IndexExpressionAst.Index;
ArrayLiteralAst ast2 = index as ArrayLiteralAst;
PSMethodInvocationConstraints invocationConstraints = this.GetInvocationConstraints();
if (ast2 != null)
{
return(Expression.Dynamic(PSGetIndexBinder.Get(ast2.Elements.Count, invocationConstraints, true), typeof(object), ast2.Elements.Select <ExpressionAst, Expression>(new Func <ExpressionAst, Expression>(compiler.Compile)).Prepend <Expression>(this._targetExprTemp)));
}
Expression expression3 = compiler.Compile(index);
this._indexExprTemp = Expression.Variable(expression3.Type);
temps.Add(this._indexExprTemp);
exprs.Add(Expression.Assign(this._indexExprTemp, expression3));
return(Expression.Dynamic(PSGetIndexBinder.Get(1, invocationConstraints, true), typeof(object), this._targetExprTemp, this._indexExprTemp));
}
private DynamicMetaObject SetIndexMultiDimensionArray(DynamicMetaObject target, DynamicMetaObject[] indexes, DynamicMetaObject value, DynamicMetaObject errorSuggestion)
{
Type elementType = target.LimitType.GetElementType();
Expression expression = PSGetIndexBinder.ConvertIndex(value, elementType);
if (expression != null)
{
if ((int)indexes.Length != 1)
{
Array arrays = (Array)target.Value;
if ((int)indexes.Length == arrays.Rank)
{
Expression[] expressionArray = new Expression[(int)indexes.Length];
int num = 0;
while (num < (int)indexes.Length)
{
expressionArray[num] = PSGetIndexBinder.ConvertIndex(indexes[num], typeof(int));
if (expressionArray[num] != null)
{
num++;
}
else
{
DynamicMetaObject[] dynamicMetaObjectArray = new DynamicMetaObject[1];
dynamicMetaObjectArray[0] = indexes[num];
return(PSConvertBinder.ThrowNoConversion(indexes[num], typeof(int), this, this._version, indexes.Except <DynamicMetaObject>(dynamicMetaObjectArray).Append <DynamicMetaObject>(target).Append <DynamicMetaObject>(value).ToArray <DynamicMetaObject>()));
}
}
return(new DynamicMetaObject(Expression.Call(CachedReflectionInfo.ArrayOps_SetMDArrayValue, target.Expression.Cast(typeof(Array)), Expression.NewArrayInit(typeof(int), expressionArray), expression.Cast(typeof(object))), target.CombineRestrictions(indexes).Merge(value.PSGetTypeRestriction())));
}
else
{
DynamicMetaObject dynamicMetaObject = errorSuggestion;
DynamicMetaObject dynamicMetaObject1 = dynamicMetaObject;
if (dynamicMetaObject == null)
{
DynamicMetaObject dynamicMetaObject2 = target;
DynamicMetaObject[] dynamicMetaObjectArray1 = indexes;
BindingRestrictions bindingRestriction = value.PSGetTypeRestriction();
string str = "NeedMultidimensionalIndex";
string needMultidimensionalIndex = ParserStrings.NeedMultidimensionalIndex;
Expression[] expressionArray1 = new Expression[2];
expressionArray1[0] = ExpressionCache.Constant(arrays.Rank);
Expression[] expressionArray2 = expressionArray1;
int num1 = 1;
MethodInfo arrayOpsIndexStringMessage = CachedReflectionInfo.ArrayOps_IndexStringMessage;
Type type = typeof(object);
DynamicMetaObject[] dynamicMetaObjectArray2 = indexes;
expressionArray2[num1] = Expression.Call(arrayOpsIndexStringMessage, Expression.NewArrayInit(type, dynamicMetaObjectArray2.Select <DynamicMetaObject, Expression>((DynamicMetaObject i) => i.Expression.Cast(typeof(object)))));
dynamicMetaObject1 = dynamicMetaObject2.ThrowRuntimeError(dynamicMetaObjectArray1, bindingRestriction, str, needMultidimensionalIndex, expressionArray1);
}
return(dynamicMetaObject1);
}
}
else
{
Expression expression1 = PSGetIndexBinder.ConvertIndex(indexes[0], typeof(int[]));
if (expression1 != null)
{
return(new DynamicMetaObject(Expression.Call(CachedReflectionInfo.ArrayOps_SetMDArrayValue, target.Expression.Cast(typeof(Array)), expression1, expression.Cast(typeof(object))), target.CombineRestrictions(indexes).Merge(value.PSGetTypeRestriction())));
}
else
{
DynamicMetaObject dynamicMetaObject3 = errorSuggestion;
DynamicMetaObject dynamicMetaObject4 = dynamicMetaObject3;
if (dynamicMetaObject3 == null)
{
DynamicMetaObject[] dynamicMetaObjectArray3 = new DynamicMetaObject[2];
dynamicMetaObjectArray3[0] = target;
dynamicMetaObjectArray3[1] = value;
dynamicMetaObject4 = PSConvertBinder.ThrowNoConversion(indexes[0], typeof(int[]), this, this._version, dynamicMetaObjectArray3);
}
return(dynamicMetaObject4);
}
}
}
else
{
DynamicMetaObject dynamicMetaObject5 = errorSuggestion;
DynamicMetaObject dynamicMetaObject6 = dynamicMetaObject5;
if (dynamicMetaObject5 == null)
{
dynamicMetaObject6 = PSConvertBinder.ThrowNoConversion(value, elementType, this, this._version, indexes.Prepend <DynamicMetaObject>(target).ToArray <DynamicMetaObject>());
}
return(dynamicMetaObject6);
}
}
private DynamicMetaObject SetIndexArray(DynamicMetaObject target, DynamicMetaObject[] indexes, DynamicMetaObject value, DynamicMetaObject errorSuggestion)
{
Array arrays = (Array)target.Value;
if (arrays.Rank <= 1)
{
if ((int)indexes.Length <= 1)
{
Expression expression = PSGetIndexBinder.ConvertIndex(indexes[0], typeof(int));
if (expression != null)
{
Type elementType = target.LimitType.GetElementType();
Expression expression1 = PSGetIndexBinder.ConvertIndex(value, elementType);
if (expression1 != null)
{
PSSetIndexBinder pSSetIndexBinder = this;
DynamicMetaObject dynamicMetaObject = new DynamicMetaObject(target.Expression.Cast(target.LimitType), target.PSGetTypeRestriction());
DynamicMetaObject dynamicMetaObject1 = new DynamicMetaObject(expression, indexes[0].PSGetTypeRestriction());
DynamicMetaObject dynamicMetaObject2 = new DynamicMetaObject(expression1, value.PSGetTypeRestriction());
PropertyInfo property = target.LimitType.GetProperty("Length");
return(pSSetIndexBinder.IndexWithNegativeChecks(dynamicMetaObject, dynamicMetaObject1, dynamicMetaObject2, property, (Expression t, Expression i, Expression v) =>
{
Expression[] expressionArray = new Expression[1];
expressionArray[0] = i;
return Expression.Assign(Expression.ArrayAccess(t, expressionArray), v);
}
));
}
else
{
DynamicMetaObject dynamicMetaObject3 = errorSuggestion;
DynamicMetaObject dynamicMetaObject4 = dynamicMetaObject3;
if (dynamicMetaObject3 == null)
{
dynamicMetaObject4 = PSConvertBinder.ThrowNoConversion(value, elementType, this, this._version, indexes.Prepend <DynamicMetaObject>(target).OfType <DynamicMetaObject>().ToArray <DynamicMetaObject>());
}
return(dynamicMetaObject4);
}
}
else
{
DynamicMetaObject dynamicMetaObject5 = errorSuggestion;
DynamicMetaObject dynamicMetaObject6 = dynamicMetaObject5;
if (dynamicMetaObject5 == null)
{
DynamicMetaObject[] dynamicMetaObjectArray = new DynamicMetaObject[2];
dynamicMetaObjectArray[0] = target;
dynamicMetaObjectArray[1] = value;
dynamicMetaObject6 = PSConvertBinder.ThrowNoConversion(indexes[0], typeof(int), this, this._version, dynamicMetaObjectArray);
}
return(dynamicMetaObject6);
}
}
else
{
DynamicMetaObject dynamicMetaObject7 = errorSuggestion;
DynamicMetaObject dynamicMetaObject8 = dynamicMetaObject7;
if (dynamicMetaObject7 == null)
{
DynamicMetaObject dynamicMetaObject9 = target;
DynamicMetaObject[] dynamicMetaObjectArray1 = indexes;
BindingRestrictions bindingRestriction = value.PSGetTypeRestriction();
string str = "ArraySliceAssignmentFailed";
string arraySliceAssignmentFailed = ParserStrings.ArraySliceAssignmentFailed;
Expression[] expressionArray1 = new Expression[1];
Expression[] expressionArray2 = expressionArray1;
int num = 0;
MethodInfo arrayOpsIndexStringMessage = CachedReflectionInfo.ArrayOps_IndexStringMessage;
Type type = typeof(object);
DynamicMetaObject[] dynamicMetaObjectArray2 = indexes;
expressionArray2[num] = Expression.Call(arrayOpsIndexStringMessage, Expression.NewArrayInit(type, dynamicMetaObjectArray2.Select <DynamicMetaObject, Expression>((DynamicMetaObject i) => i.Expression.Cast(typeof(object)))));
dynamicMetaObject8 = dynamicMetaObject9.ThrowRuntimeError(dynamicMetaObjectArray1, bindingRestriction, str, arraySliceAssignmentFailed, expressionArray1);
}
return(dynamicMetaObject8);
}
}
else
{
return(this.SetIndexMultiDimensionArray(target, indexes, value, errorSuggestion));
}
}
private DynamicMetaObject InvokeIndexer(DynamicMetaObject target, DynamicMetaObject[] indexes, DynamicMetaObject value, DynamicMetaObject errorSuggestion, string methodName)
{
DynamicMetaObject dynamicMetaObject;
Func <Expression, Expression, Expression, Expression> func = null;
MethodInfo methodInfo = PSInvokeMemberBinder.FindBestMethod(target, indexes.Append <DynamicMetaObject>(value), string.Concat("set_", methodName), false, this._constraints);
if (methodInfo != null)
{
ParameterInfo[] parameters = methodInfo.GetParameters();
if ((int)parameters.Length == (int)indexes.Length + 1)
{
Expression[] expressionArray = new Expression[(int)parameters.Length];
int num = 0;
while (num < (int)parameters.Length)
{
Type parameterType = parameters[num].ParameterType;
Expression[] expressionArray1 = expressionArray;
int num1 = num;
if (num == (int)parameters.Length - 1)
{
dynamicMetaObject = value;
}
else
{
dynamicMetaObject = indexes[num];
}
expressionArray1[num1] = PSGetIndexBinder.ConvertIndex(dynamicMetaObject, parameterType);
if (expressionArray[num] != null)
{
num++;
}
else
{
DynamicMetaObject dynamicMetaObject1 = errorSuggestion;
DynamicMetaObject dynamicMetaObject2 = dynamicMetaObject1;
if (dynamicMetaObject1 == null)
{
dynamicMetaObject2 = PSConvertBinder.ThrowNoConversion(target, parameterType, this, this._version, indexes.Append <DynamicMetaObject>(value).ToArray <DynamicMetaObject>());
}
return(dynamicMetaObject2);
}
}
if ((int)parameters.Length == 2 && parameters[0].ParameterType.Equals(typeof(int)) && target.Value as IDictionary == null)
{
PropertyInfo property = target.LimitType.GetProperty("Length");
PropertyInfo propertyInfo = property;
if (property == null)
{
propertyInfo = target.LimitType.GetProperty("Count");
}
PropertyInfo propertyInfo1 = propertyInfo;
if (propertyInfo1 != null)
{
PSSetIndexBinder pSSetIndexBinder = this;
DynamicMetaObject dynamicMetaObject3 = new DynamicMetaObject(target.Expression.Cast(target.LimitType), target.PSGetTypeRestriction());
DynamicMetaObject dynamicMetaObject4 = new DynamicMetaObject(expressionArray[0], indexes[0].PSGetTypeRestriction());
DynamicMetaObject dynamicMetaObject5 = new DynamicMetaObject(expressionArray[1], value.PSGetTypeRestriction());
PropertyInfo propertyInfo2 = propertyInfo1;
if (func == null)
{
func = (Expression t, Expression i, Expression v) => Expression.Call(t, methodInfo, i, v);
}
return(pSSetIndexBinder.IndexWithNegativeChecks(dynamicMetaObject3, dynamicMetaObject4, dynamicMetaObject5, propertyInfo2, func));
}
}
BindingRestrictions bindingRestriction = target.CombineRestrictions(indexes).Merge(value.PSGetTypeRestriction());
bindingRestriction = bindingRestriction.Merge(BinderUtils.GetVersionCheck(this, this._version));
bindingRestriction = bindingRestriction.Merge(BinderUtils.GetLanguageModeCheckIfHasEverUsedConstrainedLanguage());
Expression expression = expressionArray[(int)expressionArray.Length - 1];
ParameterExpression parameterExpression = Expression.Parameter(expression.Type, "value");
expressionArray[(int)expressionArray.Length - 1] = parameterExpression;
ParameterExpression[] parameterExpressionArray = new ParameterExpression[1];
parameterExpressionArray[0] = parameterExpression;
Expression[] expressionArray2 = new Expression[3];
expressionArray2[0] = Expression.Assign(parameterExpression, expression);
expressionArray2[1] = Expression.Call(target.Expression.Cast(target.LimitType), methodInfo, expressionArray);
expressionArray2[2] = parameterExpression.Cast(typeof(object));
return(new DynamicMetaObject(Expression.Block(parameterExpressionArray, expressionArray2), bindingRestriction));
}
else
{
DynamicMetaObject dynamicMetaObject6 = errorSuggestion;
DynamicMetaObject dynamicMetaObject7 = dynamicMetaObject6;
if (dynamicMetaObject6 == null)
{
dynamicMetaObject7 = this.CannotIndexTarget(target, indexes, value);
}
return(dynamicMetaObject7);
}
}
else
{
DynamicMetaObject dynamicMetaObject8 = errorSuggestion;
DynamicMetaObject dynamicMetaObject9 = dynamicMetaObject8;
if (dynamicMetaObject8 == null)
{
dynamicMetaObject9 = this.CannotIndexTarget(target, indexes, value);
}
return(dynamicMetaObject9);
}
}
public static PSGetIndexBinder Get(int argCount, PSMethodInvocationConstraints constraints, bool allowSlicing = true)
{
lock (_binderCache)
{
PSGetIndexBinder binder;
Tuple<CallInfo, PSMethodInvocationConstraints, bool> key = Tuple.Create<CallInfo, PSMethodInvocationConstraints, bool>(new CallInfo(argCount, new string[0]), constraints, allowSlicing);
if (!_binderCache.TryGetValue(key, out binder))
{
binder = new PSGetIndexBinder(key);
_binderCache.Add(key, binder);
}
return binder;
}
}
