internal override IEnumerable <PSTypeName> GetInferredType(CompletionContext context)
{
TypeConstraintAst iteratorVariable0 = this.Attributes.OfType <TypeConstraintAst>().FirstOrDefault <TypeConstraintAst>();
if (iteratorVariable0 != null)
{
Type reflectionType = iteratorVariable0.TypeName.GetReflectionType();
if (reflectionType != null)
{
yield return(new PSTypeName(reflectionType));
}
else
{
yield return(new PSTypeName(iteratorVariable0.TypeName.FullName));
}
}
IEnumerator <AttributeAst> enumerator = this.Attributes.OfType <AttributeAst>().GetEnumerator();
while (enumerator.MoveNext())
{
AttributeAst current = enumerator.Current;
PSTypeNameAttribute attribute = null;
try
{
attribute = current.GetAttribute() as PSTypeNameAttribute;
}
catch (RuntimeException)
{
}
if (attribute != null)
{
yield return(new PSTypeName(attribute.PSTypeName));
}
}
}
public override AstVisitAction VisitAttribute(AttributeAst attributeAst)
{
HashSet <string> set = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
foreach (NamedAttributeArgumentAst ast in attributeAst.NamedArguments)
{
string argumentName = ast.ArgumentName;
if (set.Contains(argumentName))
{
this._parser.ReportError(ast.Extent, ParserStrings.DuplicateNamedArgument, new object[] { argumentName });
}
else
{
set.Add(argumentName);
if (!ast.ExpressionOmitted && !this.IsValidAttributeArgument(ast.Argument))
{
this._parser.ReportError(ast.Argument.Extent, ParserStrings.ParameterAttributeArgumentNeedsToBeConstantOrScriptBlock, new object[0]);
}
}
}
foreach (ExpressionAst ast2 in attributeAst.PositionalArguments)
{
if (!this.IsValidAttributeArgument(ast2))
{
this._parser.ReportError(ast2.Extent, ParserStrings.ParameterAttributeArgumentNeedsToBeConstantOrScriptBlock, new object[0]);
}
}
return(AstVisitAction.Continue);
}
public System.Object VisitAttribute(System.Management.Automation.Language.AttributeAst attributeAst)
{
IScriptExtent mappedExtent = MapExtent(attributeAst.Extent);
LinkedList <ExpressionAst> mappedPositionalArguments = new LinkedList <ExpressionAst>();
foreach (ExpressionAst e in attributeAst.PositionalArguments)
{
mappedPositionalArguments.AddLast(_VisitExpression(e));
}
LinkedList <NamedAttributeArgumentAst> mappedNamedArguments = new LinkedList <NamedAttributeArgumentAst>();
foreach (NamedAttributeArgumentAst na in attributeAst.NamedArguments)
{
mappedNamedArguments.AddLast((NamedAttributeArgumentAst)VisitNamedAttributeArgument(na));
}
return(new AttributeAst(mappedExtent, attributeAst.TypeName, mappedPositionalArguments, mappedNamedArguments));
}
public override AstVisitAction VisitAttribute(AttributeAst attributeAst)
{
HashSet<string> names = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
bool checkingAttributeOnClass = false;
AttributeTargets attributeTargets = default(AttributeTargets);
var parent = attributeAst.Parent;
TypeDefinitionAst typeDefinitionAst = parent as TypeDefinitionAst;
if (typeDefinitionAst != null)
{
checkingAttributeOnClass = true;
attributeTargets = typeDefinitionAst.IsClass
? AttributeTargets.Class
: typeDefinitionAst.IsEnum
? AttributeTargets.Enum
: AttributeTargets.Interface;
}
else if (parent is PropertyMemberAst)
{
checkingAttributeOnClass = true;
attributeTargets = AttributeTargets.Property | AttributeTargets.Field;
}
else
{
var functionMemberAst = parent as FunctionMemberAst;
if (functionMemberAst != null)
{
checkingAttributeOnClass = true;
attributeTargets = functionMemberAst.IsConstructor
? AttributeTargets.Constructor
: AttributeTargets.Method;
}
else if (parent is ParameterAst && _memberScopeStack.Peek() is FunctionMemberAst)
{
checkingAttributeOnClass = true;
// TODO: we aren't actually generating any attributes in the class metadata
attributeTargets = AttributeTargets.Parameter;
}
}
var constantValueVisitor = checkingAttributeOnClass
? s_isConstantAttributeArgForClassVisitor
: s_isConstantAttributeArgVisitor;
if (checkingAttributeOnClass)
{
var attributeType = attributeAst.TypeName.GetReflectionAttributeType();
if (attributeType == null)
{
Diagnostics.Assert(_parser.ErrorList.Count > 0, "Symbol resolve should have reported error already");
}
else
{
var usage = attributeType.GetTypeInfo().GetCustomAttribute<AttributeUsageAttribute>(true);
if (usage != null && (usage.ValidOn & attributeTargets) == 0)
{
_parser.ReportError(attributeAst.Extent, () => ParserStrings.AttributeNotAllowedOnDeclaration, ToStringCodeMethods.Type(attributeType), usage.ValidOn);
}
foreach (var namedArg in attributeAst.NamedArguments)
{
var name = namedArg.ArgumentName;
var members = attributeType.GetMember(name, MemberTypes.Field | MemberTypes.Property,
BindingFlags.IgnoreCase | BindingFlags.Public | BindingFlags.Instance |
BindingFlags.FlattenHierarchy);
if (members.Length != 1 || !(members[0] is PropertyInfo || members[0] is FieldInfo))
{
_parser.ReportError(namedArg.Extent,
() => ParserStrings.PropertyNotFoundForAttribute,
name,
ToStringCodeMethods.Type(attributeType),
GetValidNamedAttributeProperties(attributeType));
continue;
}
var propertyInfo = members[0] as PropertyInfo;
if (propertyInfo != null)
{
if (propertyInfo.GetSetMethod() == null)
{
_parser.ReportError(namedArg.Extent, () => ExtendedTypeSystem.ReadOnlyProperty, name);
}
continue;
}
var fieldInfo = (FieldInfo)members[0];
if (fieldInfo.IsInitOnly || fieldInfo.IsLiteral)
{
_parser.ReportError(namedArg.Extent, () => ExtendedTypeSystem.ReadOnlyProperty, name);
}
}
}
}
foreach (var namedArg in attributeAst.NamedArguments)
{
string name = namedArg.ArgumentName;
if (names.Contains(name))
{
_parser.ReportError(namedArg.Extent, () => ParserStrings.DuplicateNamedArgument, name);
}
else
{
names.Add(name);
if (!namedArg.ExpressionOmitted && !IsValidAttributeArgument(namedArg.Argument, constantValueVisitor))
{
_parser.ReportError(namedArg.Argument.Extent, GetNonConstantAttributeArgErrorExpr(constantValueVisitor));
}
}
}
foreach (var posArg in attributeAst.PositionalArguments)
{
if (!IsValidAttributeArgument(posArg, constantValueVisitor))
{
_parser.ReportError(posArg.Extent, GetNonConstantAttributeArgErrorExpr(constantValueVisitor));
}
}
return AstVisitAction.Continue;
}
/// <summary/>
public virtual object VisitAttribute(AttributeAst attributeAst)
{
return(null);
}
/// <summary>
/// Visit attribute
/// </summary>
/// <param name="attributeAst"></param>
/// <returns></returns>
public object VisitAttribute(AttributeAst attributeAst)
{
System.Diagnostics.Debug.Assert(false, "Code is unreachable");
return null;
}
public override AstVisitAction VisitAttribute(AttributeAst attributeAst)
{
DispatchTypeName(attributeAst.TypeName, genericArgumentCount: 0, isAttribute: true);
return AstVisitAction.Continue;
}
internal static Attribute GetAttribute(AttributeAst attributeAst)
{
var attributeType = attributeAst.TypeName.GetReflectionAttributeType();
if (attributeType == null)
{
throw InterpreterError.NewInterpreterException(attributeAst, typeof(RuntimeException), attributeAst.Extent,
"CustomAttributeTypeNotFound", ParserStrings.CustomAttributeTypeNotFound, attributeAst.TypeName.FullName);
}
Func<AttributeAst, Attribute> generator;
if (s_builtinAttributeGenerator.TryGetValue(attributeType, out generator))
{
return generator(attributeAst);
}
var positionalArgCount = attributeAst.PositionalArguments.Count;
var argumentNames = attributeAst.NamedArguments.Select(name => name.ArgumentName).ToArray();
var totalArgCount = positionalArgCount + argumentNames.Length;
var callInfo = new CallInfo(totalArgCount, argumentNames);
var delegateArgs = new object[totalArgCount + 1];
delegateArgs[0] = attributeType;
var cvv = new ConstantValueVisitor { AttributeArgument = true };
int i = 1;
for (int index = 0; index < attributeAst.PositionalArguments.Count; index++)
{
var posArg = attributeAst.PositionalArguments[index];
delegateArgs[i++] = posArg.Accept(cvv);
}
for (int index = 0; index < attributeAst.NamedArguments.Count; index++)
{
var namedArg = attributeAst.NamedArguments[index];
delegateArgs[i++] = namedArg.Argument.Accept(cvv);
}
try
{
return (Attribute)GetAttributeGenerator(callInfo).DynamicInvoke(delegateArgs);
}
catch (TargetInvocationException tie)
{
// Unwrap the wrapped exception
var innerException = tie.InnerException;
var rte = innerException as RuntimeException;
if (rte == null)
{
rte = InterpreterError.NewInterpreterExceptionWithInnerException(null, typeof(RuntimeException), attributeAst.Extent,
"ExceptionConstructingAttribute", ExtendedTypeSystem.ExceptionConstructingAttribute, innerException,
innerException.Message, attributeAst.TypeName.FullName);
}
InterpreterError.UpdateExceptionErrorRecordPosition(rte, attributeAst.Extent);
throw rte;
}
}
public override AstVisitAction VisitAttribute(AttributeAst attributeAst)
{
this.ReportError(attributeAst, () => ParserStrings.AttributeNotSupportedInDataSection, new object[0]);
return AstVisitAction.Continue;
}
public object VisitAttribute(AttributeAst attributeAst) { return AutomationNull.Value; }
public object VisitAttribute(AttributeAst attributeAst)
{
return(AutomationNull.Value);
}
public override AstVisitAction VisitAttribute(AttributeAst attributeAst)
{
this.ReportError(attributeAst, () => ParserStrings.AttributeNotSupportedInDataSection, new object[0]);
return(AstVisitAction.Continue);
}
public override AstVisitAction VisitAttribute(AttributeAst ast)
{
return this.Check(ast);
}
public object VisitAttribute(AttributeAst attributeAst) { throw new UnexpectedElementException(); }
public override AstVisitAction VisitAttribute(AttributeAst attributeAst)
{
Diagnostics.Assert(FoundError, "an error should have been reported elsewhere, making this redunant");
ReportError(attributeAst, () => ParserStrings.AttributeNotSupportedInDataSection);
return AstVisitAction.Continue;
}
/// <summary>
/// Check if it is a qualified DSC resource type
/// </summary>
/// <param name="parser"></param>
/// <param name="typeDefinitionAst"></param>
/// <param name="dscResourceAttributeAst"></param>
internal static void CheckType(Parser parser, TypeDefinitionAst typeDefinitionAst, AttributeAst dscResourceAttributeAst)
{
bool hasSet = false;
bool hasTest = false;
bool hasGet = false;
bool hasDefaultCtor = false;
bool hasNonDefaultCtor = false;
bool hasKey = false;
Diagnostics.Assert(dscResourceAttributeAst != null, "CheckType called only for DSC resources. dscResourceAttributeAst must be non-null.");
foreach (var member in typeDefinitionAst.Members)
{
var functionMemberAst = member as FunctionMemberAst;
if (functionMemberAst != null)
{
CheckSet(functionMemberAst, ref hasSet);
CheckGet(parser, functionMemberAst, ref hasGet);
CheckTest(functionMemberAst, ref hasTest);
if (functionMemberAst.IsConstructor && !functionMemberAst.IsStatic)
{
if (functionMemberAst.Parameters.Count == 0)
{
hasDefaultCtor = true;
}
else
{
hasNonDefaultCtor = true;
}
}
}
else
{
var propertyMemberAst = (PropertyMemberAst)member;
CheckKey(parser, propertyMemberAst, ref hasKey);
}
}
if (typeDefinitionAst.BaseTypes != null && (!hasSet || !hasGet || !hasTest || !hasKey))
{
LookupRequiredMembers(parser, typeDefinitionAst, ref hasSet, ref hasGet, ref hasTest, ref hasKey);
}
var name = typeDefinitionAst.Name;
if (!hasSet)
{
parser.ReportError(dscResourceAttributeAst.Extent, () => ParserStrings.DscResourceMissingSetMethod, name);
}
if (!hasGet)
{
parser.ReportError(dscResourceAttributeAst.Extent, () => ParserStrings.DscResourceMissingGetMethod, name);
}
if (!hasTest)
{
parser.ReportError(dscResourceAttributeAst.Extent, () => ParserStrings.DscResourceMissingTestMethod, name);
}
if (!hasDefaultCtor && hasNonDefaultCtor)
{
parser.ReportError(dscResourceAttributeAst.Extent, () => ParserStrings.DscResourceMissingDefaultConstructor, name);
}
if (!hasKey)
{
parser.ReportError(dscResourceAttributeAst.Extent, () => ParserStrings.DscResourceMissingKeyProperty, name);
}
}
public object VisitAttribute(AttributeAst attributeAst)
{
return false;
}
/// <summary>
/// Returns rule suppression from an attribute ast that has the type suppressmessageattribute
/// </summary>
/// <param name="attrAst"></param>
/// <param name="start"></param>
/// <param name="end"></param>
public RuleSuppression(AttributeAst attrAst, int start, int end)
{
Error = String.Empty;
if (attrAst != null)
{
StartAttributeLine = attrAst.Extent.StartLineNumber;
var positionalArguments = attrAst.PositionalArguments;
var namedArguments = attrAst.NamedArguments;
int lastPositionalArgumentsOffset = -1;
if (positionalArguments != null && positionalArguments.Count != 0)
{
int count = positionalArguments.Count;
lastPositionalArgumentsOffset = positionalArguments[positionalArguments.Count - 1].Extent.StartOffset;
if (positionalArguments.Any(item => !(item is StringConstantExpressionAst)))
{
Error = Strings.StringConstantArgumentsSuppressionAttributeError;
}
else
{
switch (count)
{
case 5:
Justification = (positionalArguments[4] as StringConstantExpressionAst).Value;
goto case 4;
case 4:
Target = (positionalArguments[3] as StringConstantExpressionAst).Value;
goto case 3;
case 3:
Scope = (positionalArguments[2] as StringConstantExpressionAst).Value;
goto case 2;
case 2:
RuleSuppressionID = (positionalArguments[1] as StringConstantExpressionAst).Value;
goto case 1;
case 1:
RuleName = (positionalArguments[0] as StringConstantExpressionAst).Value;
goto default;
default:
break;
}
}
}
if (namedArguments != null && namedArguments.Count != 0)
{
foreach (var name in namedArguments)
{
if (name.Extent.StartOffset < lastPositionalArgumentsOffset)
{
Error = Strings.NamedArgumentsBeforePositionalError;
break;
}
else if (!(name.Argument is StringConstantExpressionAst))
{
Error = Strings.StringConstantArgumentsSuppressionAttributeError;
break;
}
switch (name.ArgumentName.ToLower())
{
case "rulename":
if (!String.IsNullOrWhiteSpace(RuleName))
{
Error = String.Format(Strings.NamedAndPositionalArgumentsConflictError, name);
}
RuleName = (name.Argument as StringConstantExpressionAst).Value;
goto default;
case "rulesuppressionid":
if (!String.IsNullOrWhiteSpace(RuleSuppressionID))
{
Error = String.Format(Strings.NamedAndPositionalArgumentsConflictError, name);
}
RuleSuppressionID = (name.Argument as StringConstantExpressionAst).Value;
goto default;
case "scope":
if (!String.IsNullOrWhiteSpace(Scope))
{
Error = String.Format(Strings.NamedAndPositionalArgumentsConflictError, name);
}
Scope = (name.Argument as StringConstantExpressionAst).Value;
if (!scopeSet.Contains(Scope))
{
Error = Strings.WrongScopeArgumentSuppressionAttributeError;
}
goto default;
case "target":
if (!String.IsNullOrWhiteSpace(Target))
{
Error = String.Format(Strings.NamedAndPositionalArgumentsConflictError, name);
}
Target = (name.Argument as StringConstantExpressionAst).Value;
goto default;
case "justification":
if (!String.IsNullOrWhiteSpace(Justification))
{
Error = String.Format(Strings.NamedAndPositionalArgumentsConflictError, name);
}
Justification = (name.Argument as StringConstantExpressionAst).Value;
goto default;
default:
break;
}
}
}
if (!String.IsNullOrWhiteSpace(Error))
{
// May be cases where the rulename is null because we didn't look at the rulename after
// we found out there is an error
RuleName = String.Empty;
}
else if (String.IsNullOrWhiteSpace(RuleName))
{
RuleName = String.Empty;
Error = Strings.NullRuleNameError;
}
// Must have scope and target together
if (String.IsNullOrWhiteSpace(Scope) && !String.IsNullOrWhiteSpace(Target))
{
Error = Strings.TargetWithoutScopeSuppressionAttributeError;
}
}
StartOffset = start;
EndOffset = end;
if (!String.IsNullOrWhiteSpace(Error))
{
Error = String.Format(CultureInfo.CurrentCulture, Strings.RuleSuppressionErrorFormat, StartAttributeLine,
System.IO.Path.GetFileName(attrAst.Extent.File), Error);
}
}
public override AstVisitAction VisitAttribute(AttributeAst attributeAst)
{
DispatchTypeName(attributeAst.TypeName, genericArgumentCount: 0, isAttribute: true);
return(AstVisitAction.Continue);
}
public object VisitAttribute(AttributeAst attributeAst) { throw PSTraceSource.NewArgumentException("ast"); }
internal static Attribute GetAttribute(AttributeAst attributeAst)
{
Attribute attribute;
int count = attributeAst.PositionalArguments.Count;
IEnumerable<string> source = from name in attributeAst.NamedArguments select name.ArgumentName;
int argCount = count + source.Count<string>();
CallInfo callInfo = new CallInfo(argCount, source);
object[] args = new object[argCount + 1];
Type reflectionAttributeType = attributeAst.TypeName.GetReflectionAttributeType();
if (reflectionAttributeType == null)
{
throw InterpreterError.NewInterpreterException(attributeAst, typeof(RuntimeException), attributeAst.Extent, "CustomAttributeTypeNotFound", ParserStrings.CustomAttributeTypeNotFound, new object[] { attributeAst.TypeName.FullName });
}
args[0] = reflectionAttributeType;
ConstantValueVisitor visitor = new ConstantValueVisitor {
AttributeArgument = true
};
int num3 = 1;
foreach (ExpressionAst ast in attributeAst.PositionalArguments)
{
args[num3++] = ast.Accept(visitor);
}
foreach (NamedAttributeArgumentAst ast2 in attributeAst.NamedArguments)
{
args[num3++] = ast2.Argument.Accept(visitor);
}
try
{
attribute = (Attribute) GetAttributeGenerator(callInfo).DynamicInvoke(args);
}
catch (TargetInvocationException exception)
{
Exception innerException = exception.InnerException;
RuntimeException exception3 = innerException as RuntimeException;
if (exception3 == null)
{
exception3 = InterpreterError.NewInterpreterExceptionWithInnerException(null, typeof(RuntimeException), attributeAst.Extent, "ExceptionConstructingAttribute", ExtendedTypeSystem.ExceptionConstructingAttribute, innerException, new object[] { innerException.Message, attributeAst.TypeName.FullName });
}
InterpreterError.UpdateExceptionErrorRecordPosition(exception3, attributeAst.Extent);
throw exception3;
}
return attribute;
}
private static void CheckNoPositionalArgs(AttributeAst ast)
{
var positionalArgCount = ast.PositionalArguments.Count;
if (positionalArgCount > 0)
{
throw InterpreterError.NewInterpreterException(null, typeof(MethodException), ast.Extent,
"MethodCountCouldNotFindBest", ExtendedTypeSystem.MethodArgumentCountException, ".ctor",
positionalArgCount);
}
}
public object VisitAttribute(AttributeAst attributeAst)
{
Diagnostics.Assert(false, "Nothing to generate for an attribute");
return null;
}
private static void CheckNoNamedArgs(AttributeAst ast)
{
if (ast.NamedArguments.Count > 0)
{
var namedArg = ast.NamedArguments[0];
var argumentName = namedArg.ArgumentName;
throw InterpreterError.NewInterpreterException(namedArg, typeof(RuntimeException), namedArg.Extent,
"PropertyNotFoundForType", ParserStrings.PropertyNotFoundForType, argumentName,
typeof(CmdletBindingAttribute));
}
}
public object VisitAttribute(AttributeAst attributeAst)
{
return null;
}
public override AstVisitAction VisitAttribute(AttributeAst attributeAst)
{
throw new NotImplementedException(); //VisitAttribute(attributeAst);
}
/// <summary/>
public virtual object VisitAttribute(AttributeAst attributeAst)
{
return _decorated.VisitAttribute(attributeAst);
}
private static CustomAttributeBuilder GetAttributeBuilder(Parser parser, AttributeAst attributeAst, AttributeTargets attributeTargets)
{
var attributeType = attributeAst.TypeName.GetReflectionAttributeType();
Diagnostics.Assert(attributeType != null, "Semantic checks should have verified attribute type exists");
Diagnostics.Assert(
attributeType.GetTypeInfo().GetCustomAttribute<AttributeUsageAttribute>(true) == null ||
(attributeType.GetTypeInfo().GetCustomAttribute<AttributeUsageAttribute>(true).ValidOn & attributeTargets) != 0, "Semantic checks should have verified attribute usage");
var positionalArgs = new object[attributeAst.PositionalArguments.Count];
var cvv = new ConstantValueVisitor { AttributeArgument = false };
for (var i = 0; i < attributeAst.PositionalArguments.Count; i++)
{
var posArg = attributeAst.PositionalArguments[i];
positionalArgs[i] = posArg.Accept(cvv);
}
var ctorInfos = attributeType.GetConstructors();
var newConstructors = DotNetAdapter.GetMethodInformationArray(ctorInfos);
string errorId = null;
string errorMsg = null;
bool expandParamsOnBest;
bool callNonVirtually;
var positionalArgCount = positionalArgs.Length;
var bestMethod = Adapter.FindBestMethod(newConstructors, null, positionalArgs, ref errorId, ref errorMsg, out expandParamsOnBest, out callNonVirtually);
if (bestMethod == null)
{
parser.ReportError(new ParseError(attributeAst.Extent, errorId,
string.Format(CultureInfo.InvariantCulture, errorMsg, attributeType.Name, attributeAst.PositionalArguments.Count)));
return null;
}
var constructorInfo = (ConstructorInfo)bestMethod.method;
var parameterInfo = constructorInfo.GetParameters();
var ctorArgs = new object[parameterInfo.Length];
object arg;
for (var argIndex = 0; argIndex < parameterInfo.Length; ++argIndex)
{
var resultType = parameterInfo[argIndex].ParameterType;
// The extension method 'CustomAttributeExtensions.GetCustomAttributes(ParameterInfo, Type, Boolean)' has inconsistent
// behavior on its return value in both FullCLR and CoreCLR. According to MSDN, if the attribute cannot be found, it
// should return an empty collection. However, it returns null in some rare cases [when the parameter isn't backed by
// actual metadata].
// This inconsistent behavior affects OneCore powershell because we are using the extension method here when compiling
// against CoreCLR. So we need to add a null check until this is fixed in CLR.
var paramArrayAttrs = parameterInfo[argIndex].GetCustomAttributes(typeof(ParamArrayAttribute), true);
if (paramArrayAttrs != null && paramArrayAttrs.Any() && expandParamsOnBest)
{
var elementType = parameterInfo[argIndex].ParameterType.GetElementType();
var paramsArray = Array.CreateInstance(elementType, positionalArgCount - argIndex);
ctorArgs[argIndex] = paramsArray;
for (var i = 0; i < paramsArray.Length; ++i, ++argIndex)
{
if (!TryConvertArg(positionalArgs[argIndex], elementType, out arg,
parser, attributeAst.PositionalArguments[argIndex].Extent))
{
return null;
}
paramsArray.SetValue(arg, i);
}
break;
}
if (!TryConvertArg(positionalArgs[argIndex], resultType, out arg,
parser, attributeAst.PositionalArguments[argIndex].Extent))
{
return null;
}
ctorArgs[argIndex] = arg;
}
if (attributeAst.NamedArguments.Count == 0)
{
return new CustomAttributeBuilder(constructorInfo, ctorArgs);
}
var propertyInfoList = new List<PropertyInfo>();
var propertyArgs = new List<object>();
var fieldInfoList = new List<FieldInfo>();
var fieldArgs = new List<object>();
foreach (var namedArg in attributeAst.NamedArguments)
{
var name = namedArg.ArgumentName;
var members = attributeType.GetMember(name, MemberTypes.Field | MemberTypes.Property,
BindingFlags.IgnoreCase | BindingFlags.Public | BindingFlags.Instance | BindingFlags.FlattenHierarchy);
Diagnostics.Assert(members.Length == 1 && (members[0] is PropertyInfo || members[0] is FieldInfo),
"Semantic checks should have ensured names attribute argument exists");
arg = namedArg.Argument.Accept(cvv);
var propertyInfo = members[0] as PropertyInfo;
if (propertyInfo != null)
{
Diagnostics.Assert(propertyInfo.GetSetMethod() != null, "Semantic checks ensures property is settable");
if (!TryConvertArg(arg, propertyInfo.PropertyType, out arg, parser, namedArg.Argument.Extent))
{
return null;
}
propertyInfoList.Add(propertyInfo);
propertyArgs.Add(arg);
continue;
}
var fieldInfo = (FieldInfo)members[0];
Diagnostics.Assert(!fieldInfo.IsInitOnly && !fieldInfo.IsLiteral, "Semantic checks ensures field is settable");
if (!TryConvertArg(arg, fieldInfo.FieldType, out arg, parser, namedArg.Argument.Extent))
{
return null;
}
fieldInfoList.Add(fieldInfo);
fieldArgs.Add(arg);
}
return new CustomAttributeBuilder(constructorInfo, ctorArgs,
propertyInfoList.ToArray(), propertyArgs.ToArray(),
fieldInfoList.ToArray(), fieldArgs.ToArray());
}
private static Attribute NewCmdletBindingAttribute(AttributeAst ast)
{
CheckNoPositionalArgs(ast);
var cvv = new ConstantValueVisitor { AttributeArgument = true };
var result = new CmdletBindingAttribute();
foreach (var namedArg in ast.NamedArguments)
{
var argValue = namedArg.Argument.Accept(cvv);
var argumentName = namedArg.ArgumentName;
if (argumentName.Equals("DefaultParameterSetName", StringComparison.OrdinalIgnoreCase))
{
result.DefaultParameterSetName = _attrArgToStringConverter.Target(_attrArgToStringConverter, argValue);
}
else if (argumentName.Equals("HelpUri", StringComparison.OrdinalIgnoreCase))
{
result.HelpUri = _attrArgToStringConverter.Target(_attrArgToStringConverter, argValue);
}
else if (argumentName.Equals("SupportsShouldProcess", StringComparison.OrdinalIgnoreCase))
{
result.SupportsShouldProcess = s_attrArgToBoolConverter.Target(s_attrArgToBoolConverter, argValue);
}
else if (argumentName.Equals("PositionalBinding", StringComparison.OrdinalIgnoreCase))
{
result.PositionalBinding = s_attrArgToBoolConverter.Target(s_attrArgToBoolConverter, argValue);
}
else if (argumentName.Equals("ConfirmImpact", StringComparison.OrdinalIgnoreCase))
{
result.ConfirmImpact = s_attrArgToConfirmImpactConverter.Target(s_attrArgToConfirmImpactConverter, argValue);
}
else if (argumentName.Equals("SupportsTransactions", StringComparison.OrdinalIgnoreCase))
{
result.SupportsTransactions = s_attrArgToBoolConverter.Target(s_attrArgToBoolConverter, argValue);
}
else if (argumentName.Equals("SupportsPaging", StringComparison.OrdinalIgnoreCase))
{
result.SupportsPaging = s_attrArgToBoolConverter.Target(s_attrArgToBoolConverter, argValue);
}
else if (argumentName.Equals("RemotingCapability", StringComparison.OrdinalIgnoreCase))
{
result.RemotingCapability = s_attrArgToRemotingCapabilityConverter.Target(s_attrArgToRemotingCapabilityConverter, argValue);
}
else
{
throw InterpreterError.NewInterpreterException(namedArg, typeof(RuntimeException), namedArg.Extent,
"PropertyNotFoundForType", ParserStrings.PropertyNotFoundForType, argumentName,
typeof(CmdletBindingAttribute));
}
}
return result;
}
/// <summary/> public virtual AstVisitAction VisitAttribute(AttributeAst attributeAst) => DefaultVisit(attributeAst);
public virtual AstVisitAction VisitAttribute(AttributeAst attributeAst)
{
return AstVisitAction.Continue;
}
private static Attribute NewParameterAttribute(AttributeAst ast)
{
CheckNoPositionalArgs(ast);
var cvv = new ConstantValueVisitor { AttributeArgument = true };
var result = new ParameterAttribute();
foreach (var namedArg in ast.NamedArguments)
{
var argValue = namedArg.Argument.Accept(cvv);
var argumentName = namedArg.ArgumentName;
if (argumentName.Equals("Position", StringComparison.OrdinalIgnoreCase))
{
result.Position = s_attrArgToIntConverter.Target(s_attrArgToIntConverter, argValue);
}
else if (argumentName.Equals("ParameterSetName", StringComparison.OrdinalIgnoreCase))
{
result.ParameterSetName = _attrArgToStringConverter.Target(_attrArgToStringConverter, argValue);
}
else if (argumentName.Equals("Mandatory", StringComparison.OrdinalIgnoreCase))
{
result.Mandatory = s_attrArgToBoolConverter.Target(s_attrArgToBoolConverter, argValue);
}
else if (argumentName.Equals("ValueFromPipeline", StringComparison.OrdinalIgnoreCase))
{
result.ValueFromPipeline = s_attrArgToBoolConverter.Target(s_attrArgToBoolConverter, argValue);
}
else if (argumentName.Equals("ValueFromPipelineByPropertyName", StringComparison.OrdinalIgnoreCase))
{
result.ValueFromPipelineByPropertyName = s_attrArgToBoolConverter.Target(s_attrArgToBoolConverter, argValue);
}
else if (argumentName.Equals("ValueFromRemainingArguments", StringComparison.OrdinalIgnoreCase))
{
result.ValueFromRemainingArguments = s_attrArgToBoolConverter.Target(s_attrArgToBoolConverter, argValue);
}
else if (argumentName.Equals("HelpMessage", StringComparison.OrdinalIgnoreCase))
{
result.HelpMessage = _attrArgToStringConverter.Target(_attrArgToStringConverter, argValue);
}
else if (argumentName.Equals("HelpMessageBaseName", StringComparison.OrdinalIgnoreCase))
{
result.HelpMessageBaseName = _attrArgToStringConverter.Target(_attrArgToStringConverter, argValue);
}
else if (argumentName.Equals("HelpMessageResourceId", StringComparison.OrdinalIgnoreCase))
{
result.HelpMessageResourceId = _attrArgToStringConverter.Target(_attrArgToStringConverter, argValue);
}
else if (argumentName.Equals("DontShow", StringComparison.OrdinalIgnoreCase))
{
result.DontShow = s_attrArgToBoolConverter.Target(s_attrArgToBoolConverter, argValue);
}
else
{
throw InterpreterError.NewInterpreterException(namedArg, typeof(RuntimeException), namedArg.Extent,
"PropertyNotFoundForType", ParserStrings.PropertyNotFoundForType, argumentName,
typeof(CmdletBindingAttribute));
}
}
return result;
}
private static Attribute NewOutputTypeAttribute(AttributeAst ast)
{
var cvv = new ConstantValueVisitor { AttributeArgument = true };
OutputTypeAttribute result;
if (ast.PositionalArguments.Count == 0)
{
result = new OutputTypeAttribute(Utils.EmptyArray<string>());
}
else if (ast.PositionalArguments.Count == 1)
{
var typeArg = ast.PositionalArguments[0] as TypeExpressionAst;
if (typeArg != null)
{
var type = TypeOps.ResolveTypeName(typeArg.TypeName, typeArg.Extent);
result = new OutputTypeAttribute(type);
}
else
{
var argValue = ast.PositionalArguments[0].Accept(cvv);
result = new OutputTypeAttribute(_attrArgToStringConverter.Target(_attrArgToStringConverter, argValue));
}
}
else
{
var args = new object[ast.PositionalArguments.Count];
for (int i = 0; i < ast.PositionalArguments.Count; i++)
{
var positionalArgument = ast.PositionalArguments[i];
var typeArg = positionalArgument as TypeExpressionAst;
args[i] = typeArg != null
? TypeOps.ResolveTypeName(typeArg.TypeName, typeArg.Extent)
: positionalArgument.Accept(cvv);
}
if (args[0] is Type)
{
result = new OutputTypeAttribute(LanguagePrimitives.ConvertTo<Type[]>(args));
}
else
{
result = new OutputTypeAttribute(LanguagePrimitives.ConvertTo<string[]>(args));
}
}
foreach (var namedArg in ast.NamedArguments)
{
var argValue = namedArg.Argument.Accept(cvv);
var argumentName = namedArg.ArgumentName;
if (argumentName.Equals("ParameterSetName", StringComparison.OrdinalIgnoreCase))
{
result.ParameterSetName = s_attrArgToStringArrayConverter.Target(s_attrArgToStringArrayConverter, argValue);
}
else if (argumentName.Equals("ProviderCmdlet", StringComparison.OrdinalIgnoreCase))
{
result.ProviderCmdlet = _attrArgToStringConverter.Target(_attrArgToStringConverter, argValue);
}
else
{
throw InterpreterError.NewInterpreterException(namedArg, typeof(RuntimeException), namedArg.Extent,
"PropertyNotFoundForType", ParserStrings.PropertyNotFoundForType, argumentName,
typeof(CmdletBindingAttribute));
}
}
return result;
}
private static Attribute NewAliasAttribute(AttributeAst ast)
{
CheckNoNamedArgs(ast);
var cvv = new ConstantValueVisitor { AttributeArgument = true };
var args = new string[ast.PositionalArguments.Count];
for (int i = 0; i < ast.PositionalArguments.Count; i++)
{
args[i] = _attrArgToStringConverter.Target(_attrArgToStringConverter,
ast.PositionalArguments[i].Accept(cvv));
}
return new AliasAttribute(args);
}
public override AstVisitAction VisitAttribute(AttributeAst ast)
{
return(Check(ast));
}
private static Attribute NewValidateSetAttribute(AttributeAst ast)
{
var cvv = new ConstantValueVisitor { AttributeArgument = true };
var args = new string[ast.PositionalArguments.Count];
for (int i = 0; i < ast.PositionalArguments.Count; i++)
{
args[i] = _attrArgToStringConverter.Target(_attrArgToStringConverter,
ast.PositionalArguments[i].Accept(cvv));
}
var result = new ValidateSetAttribute(args);
foreach (var namedArg in ast.NamedArguments)
{
var argValue = namedArg.Argument.Accept(cvv);
var argumentName = namedArg.ArgumentName;
if (argumentName.Equals("IgnoreCase", StringComparison.OrdinalIgnoreCase))
{
result.IgnoreCase = s_attrArgToBoolConverter.Target(s_attrArgToBoolConverter, argValue);
}
else
{
throw InterpreterError.NewInterpreterException(namedArg, typeof(RuntimeException), namedArg.Extent,
"PropertyNotFoundForType", ParserStrings.PropertyNotFoundForType, argumentName,
typeof(CmdletBindingAttribute));
}
}
return result;
}
public object VisitAttribute(AttributeAst attributeAst)
{
throw PSTraceSource.NewArgumentException("ast");
}
private static Attribute NewDebuggerHiddenAttribute(AttributeAst ast)
{
CheckNoPositionalArgs(ast);
CheckNoNamedArgs(ast);
return new DebuggerHiddenAttribute();
}
/// <summary/>
public virtual AstVisitAction VisitAttribute(AttributeAst attributeAst)
{
return(AstVisitAction.Continue);
}
private static Attribute NewValidateNotNullAttribute(AttributeAst ast)
{
CheckNoPositionalArgs(ast);
CheckNoNamedArgs(ast);
return new ValidateNotNullAttribute();
}
public object VisitAttribute(AttributeAst attributeAst)
{
return(false);
}
public override AstVisitAction VisitAttribute(AttributeAst attributeAst)
{
HashSet<string> set = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
foreach (NamedAttributeArgumentAst ast in attributeAst.NamedArguments)
{
string argumentName = ast.ArgumentName;
if (set.Contains(argumentName))
{
this._parser.ReportError(ast.Extent, ParserStrings.DuplicateNamedArgument, new object[] { argumentName });
}
else
{
set.Add(argumentName);
if (!ast.ExpressionOmitted && !this.IsValidAttributeArgument(ast.Argument))
{
this._parser.ReportError(ast.Argument.Extent, ParserStrings.ParameterAttributeArgumentNeedsToBeConstantOrScriptBlock, new object[0]);
}
}
}
foreach (ExpressionAst ast2 in attributeAst.PositionalArguments)
{
if (!this.IsValidAttributeArgument(ast2))
{
this._parser.ReportError(ast2.Extent, ParserStrings.ParameterAttributeArgumentNeedsToBeConstantOrScriptBlock, new object[0]);
}
}
return AstVisitAction.Continue;
}
