public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
// Type expressions are not safe as they allow fingerprinting by providing
// a set of types, you can inspect the types in the AppDomain implying which assemblies are in use
// and their version
return(false);
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
// Type expressions are not safe as they allow fingerprinting by providing
// a set of types, you can inspect the types in the AppDomain implying which assemblies are in use
// and their version
throw PSTraceSource.NewArgumentException("ast");
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
// We defer trying to resolve a type expression as an attribute argument
// until the script/function is first run, so it's OK if a type expression
// as an attribute argument cannot be resolved yet.
return(CheckingAttributeArgument ||
typeExpressionAst.TypeName.GetReflectionType() != null);
}
public override AstVisitAction VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
CheckArrayTypeNameDepth(typeExpressionAst.TypeName, typeExpressionAst.Extent, _parser);
// If this is access to the [Type] class, it may be suspicious
if (typeof(Type) == typeExpressionAst.TypeName.GetReflectionType())
{
MarkAstParentsAsSuspicious(typeExpressionAst);
}
return AstVisitAction.Continue;
}
public override AstVisitAction VisitTypeExpression(TypeExpressionAst ast) { return CheckParent(ast); }
public override AstVisitAction VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
DispatchTypeName(typeExpressionAst.TypeName, genericArgumentCount: 0, isAttribute: false);
return(AstVisitAction.Continue);
}
public override AstVisitAction VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
CheckArrayTypeNameDepth(typeExpressionAst.TypeName, typeExpressionAst.Extent, this._parser);
return(AstVisitAction.Continue);
}
public override AstVisitAction VisitTypeExpression(TypeExpressionAst ast)
{
return(Check(ast));
}
public System.Object VisitTypeExpression(System.Management.Automation.Language.TypeExpressionAst typeExpressionAst)
{
IScriptExtent mappedExtent = MapExtent(typeExpressionAst.Extent);
return(new TypeExpressionAst(mappedExtent, typeExpressionAst.TypeName));
}
public override AstVisitAction VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
throw new NotImplementedException(typeExpressionAst.ToString());
}
/// <summary>
/// Visit type expression
/// </summary>
/// <param name="typeExpressionAst"></param>
/// <returns></returns>
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
return null;
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
return(TypeOps.ResolveTypeName(typeExpressionAst.TypeName));
}
/// <summary/> public virtual AstVisitAction VisitTypeExpression(TypeExpressionAst typeExpressionAst) => DefaultVisit(typeExpressionAst);
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
return TypeOps.ResolveTypeName(typeExpressionAst.TypeName);
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
return this.CompileTypeName(typeExpressionAst.TypeName);
}
private ExpressionAst UnaryExpressionRule()
{
Token token;
ExpressionAst expressionAst;
TokenKind tokenKind;
Token token1;
ExpressionAst convertExpressionAst;
RuntimeHelpers.EnsureSufficientExecutionStack();
ExpressionAst typeExpressionAst = null;
bool allowSignedNumbers = this._tokenizer.AllowSignedNumbers;
try
{
this._tokenizer.AllowSignedNumbers = true;
if (this._ungotToken != null && this._ungotToken.Kind == TokenKind.Minus)
{
this.Resync(this._ungotToken);
}
token = this.PeekToken();
}
finally
{
this._tokenizer.AllowSignedNumbers = allowSignedNumbers;
}
if (!token.Kind.HasTrait(TokenFlags.UnaryOperator))
{
if (token.Kind != TokenKind.LBracket)
{
typeExpressionAst = this.PrimaryExpressionRule(true);
}
else
{
List<AttributeBaseAst> attributeBaseAsts = this.AttributeListRule(true);
if (attributeBaseAsts != null)
{
AttributeBaseAst attributeBaseAst = attributeBaseAsts.Last<AttributeBaseAst>();
if (attributeBaseAst as AttributeAst == null)
{
if (this._ungotToken != null)
{
token1 = null;
}
else
{
token1 = this.NextMemberAccessToken(false);
}
Token token2 = token1;
if (token2 == null)
{
token = this.PeekToken();
if (token.Kind != TokenKind.NewLine && token.Kind != TokenKind.Comma)
{
expressionAst = this.UnaryExpressionRule();
if (expressionAst != null)
{
typeExpressionAst = new ConvertExpressionAst(Parser.ExtentOf(attributeBaseAst, expressionAst), (TypeConstraintAst)attributeBaseAst, expressionAst);
}
}
}
else
{
typeExpressionAst = this.CheckPostPrimaryExpressionOperators(token2, new TypeExpressionAst(attributeBaseAst.Extent, attributeBaseAst.TypeName));
}
if (typeExpressionAst == null)
{
typeExpressionAst = new TypeExpressionAst(attributeBaseAst.Extent, attributeBaseAst.TypeName);
}
}
else
{
this.SkipNewlines();
expressionAst = this.UnaryExpressionRule();
if (expressionAst != null)
{
typeExpressionAst = new AttributedExpressionAst(Parser.ExtentOf(attributeBaseAst, expressionAst), attributeBaseAst, expressionAst);
}
else
{
object[] fullName = new object[1];
fullName[0] = attributeBaseAst.TypeName.FullName;
this.ReportIncompleteInput(attributeBaseAst.Extent, ParserStrings.UnexpectedAttribute, fullName);
return new ErrorExpressionAst(Parser.ExtentOf(token, attributeBaseAst), null);
}
}
for (int i = attributeBaseAsts.Count - 2; i >= 0; i--)
{
TypeConstraintAst item = attributeBaseAsts[i] as TypeConstraintAst;
if (item != null)
{
convertExpressionAst = new ConvertExpressionAst(Parser.ExtentOf(item, typeExpressionAst), item, typeExpressionAst);
}
else
{
convertExpressionAst = new AttributedExpressionAst(Parser.ExtentOf(attributeBaseAsts[i], typeExpressionAst), attributeBaseAsts[i], typeExpressionAst);
}
typeExpressionAst = convertExpressionAst;
}
}
else
{
return null;
}
}
}
else
{
if (!this._disableCommaOperator || token.Kind != TokenKind.Comma)
{
this.SkipToken();
this.SkipNewlines();
expressionAst = this.UnaryExpressionRule();
if (expressionAst == null)
{
object[] text = new object[1];
text[0] = token.Text;
this.ReportIncompleteInput(Parser.After(token), ParserStrings.MissingExpressionAfterOperator, text);
return new ErrorExpressionAst(token.Extent, null);
}
else
{
if (token.Kind != TokenKind.Comma)
{
typeExpressionAst = new UnaryExpressionAst(Parser.ExtentOf(token, expressionAst), token.Kind, expressionAst);
}
else
{
ExpressionAst[] expressionAstArray = new ExpressionAst[1];
expressionAstArray[0] = expressionAst;
typeExpressionAst = new ArrayLiteralAst(Parser.ExtentOf(token, expressionAst), expressionAstArray);
}
}
}
else
{
return null;
}
}
if (typeExpressionAst != null)
{
token = this.PeekToken();
if (token.Kind == TokenKind.PlusPlus)
{
tokenKind = TokenKind.PostfixPlusPlus;
}
else
{
if (token.Kind == TokenKind.MinusMinus)
{
tokenKind = TokenKind.PostfixMinusMinus;
}
else
{
tokenKind = TokenKind.Unknown;
}
}
TokenKind tokenKind1 = tokenKind;
if (tokenKind1 != TokenKind.Unknown)
{
this.SkipToken();
typeExpressionAst = new UnaryExpressionAst(Parser.ExtentOf(typeExpressionAst, token), tokenKind1, typeExpressionAst);
}
}
return typeExpressionAst;
}
public override AstVisitAction VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
CheckArrayTypeNameDepth(typeExpressionAst.TypeName, typeExpressionAst.Extent, this._parser);
return AstVisitAction.Continue;
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
return(this.CheckingAttributeArgument ? ((object)true) : ((object)(typeExpressionAst.TypeName.GetReflectionType() != null)));
}
private ExpressionAst UnaryExpressionRule()
{
//G unary-expression:
//G primary-expression
//G expression-with-unary-operator
//G
//G expression-with-unary-operator:
//G ',' new-lines:opt unary-expression
//G '-not' new-lines:opt unary-expression
//G '!' new-lines:opt unary-expression
//G '-bnot' new-lines:opt unary-expression
//G '+' new-lines:opt unary-expression
//G dash new-lines:opt unary-expression
//G pre-increment-expression
//G pre-decrement-expression
//G cast-expression
//G '-split' new-lines:opt unary-expression
//G '-join' new-lines:opt unary-expression
//G
//G pre-increment-expression:
//G '++' new-lines:opt unary-expression
//G
//G pre-decrement-expression:
//G dashdash new-lines:opt unary-expression
//G
//G cast-expression:
//G type-literal unary-expression
RuntimeHelpers.EnsureSufficientExecutionStack();
ExpressionAst expr = null;
Token token;
bool oldAllowSignedNumbers = _tokenizer.AllowSignedNumbers;
try
{
_tokenizer.AllowSignedNumbers = true;
if (_ungotToken != null && _ungotToken.Kind == TokenKind.Minus)
{
Resync(_ungotToken);
}
token = PeekToken();
}
finally
{
_tokenizer.AllowSignedNumbers = oldAllowSignedNumbers;
}
ExpressionAst child;
if (token.Kind.HasTrait(TokenFlags.UnaryOperator))
{
if (_disableCommaOperator && token.Kind == TokenKind.Comma)
{
return null;
}
SkipToken();
SkipNewlines();
child = UnaryExpressionRule();
if (child != null)
{
if (token.Kind == TokenKind.Comma)
{
expr = new ArrayLiteralAst(ExtentOf(token, child), new ExpressionAst[] { child });
}
else
{
expr = new UnaryExpressionAst(ExtentOf(token, child), token.Kind, child);
}
}
else
{
// ErrorRecovery: don't bother constructing a unary expression, but we know we must have
// some sort of expression, so return an error expression.
// Use token.Text, not token.Kind.Text() b/c the kind might not match the actual operator used
// when a case insensitive operator is used.
ReportIncompleteInput(After(token), () => ParserStrings.MissingExpressionAfterOperator, token.Text);
return new ErrorExpressionAst(token.Extent);
}
}
else if (token.Kind == TokenKind.LBracket)
{
// Possibly a type literal or attribute.
var attributes = AttributeListRule(true);
if (attributes == null)
{
return null;
}
AttributeBaseAst lastAttribute = attributes.Last();
if (lastAttribute is AttributeAst)
{
SkipNewlines();
child = UnaryExpressionRule();
if (child == null)
{
// ErrorRecovery: We have a list of attributes, and we know it's not before a param statement,
// so we know we must have some sort of expression. Return an error expression then.
ReportIncompleteInput(lastAttribute.Extent,
() => ParserStrings.UnexpectedAttribute, lastAttribute.TypeName.FullName);
return new ErrorExpressionAst(ExtentOf(token, lastAttribute));
}
expr = new AttributedExpressionAst(ExtentOf(lastAttribute, child), lastAttribute, child);
}
else
{
Diagnostics.Assert(_ungotToken == null || ErrorList.Count > 0,
"Unexpected lookahead from AttributeListRule.");
// If we've looked ahead, don't go looking for a member access token, we've already issued an error,
// just assume we're not trying to access a member.
var memberAccessToken = _ungotToken != null ? null : NextMemberAccessToken(false);
if (memberAccessToken != null)
{
expr = CheckPostPrimaryExpressionOperators(memberAccessToken,
new TypeExpressionAst(lastAttribute.Extent,
lastAttribute.TypeName));
}
else
{
token = PeekToken();
if (token.Kind != TokenKind.NewLine && token.Kind != TokenKind.Comma)
{
child = UnaryExpressionRule();
if (child != null)
{
expr = new ConvertExpressionAst(ExtentOf(lastAttribute, child),
(TypeConstraintAst)lastAttribute, child);
}
}
}
if (expr == null)
{
expr = new TypeExpressionAst(lastAttribute.Extent, lastAttribute.TypeName);
}
}
for (int i = attributes.Count - 2; i >= 0; --i)
{
var typeConstraint = attributes[i] as TypeConstraintAst;
expr = typeConstraint != null
? new ConvertExpressionAst(ExtentOf(typeConstraint, expr), typeConstraint, expr)
: new AttributedExpressionAst(ExtentOf(attributes[i], expr), attributes[i], expr);
}
}
else
{
expr = PrimaryExpressionRule(withMemberAccess: true);
}
if (expr != null)
{
token = PeekToken();
TokenKind operation = (token.Kind == TokenKind.PlusPlus)
? TokenKind.PostfixPlusPlus
: (token.Kind == TokenKind.MinusMinus)
? TokenKind.PostfixMinusMinus
: TokenKind.Unknown;
if (operation != TokenKind.Unknown)
{
SkipToken();
expr = new UnaryExpressionAst(ExtentOf(expr, token), operation, expr);
}
}
return expr;
}
public override AstVisitAction VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
this.CheckTypeName(typeExpressionAst, typeExpressionAst.TypeName);
return AstVisitAction.Continue;
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
throw new UnexpectedElementException();
}
/// <summary/>
public virtual object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
return _decorated.VisitTypeExpression(typeExpressionAst);
}
public override AstVisitAction VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
this.CheckTypeName(typeExpressionAst, typeExpressionAst.TypeName);
return(AstVisitAction.Continue);
}
public override AstVisitAction VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
DispatchTypeName(typeExpressionAst.TypeName, genericArgumentCount: 0, isAttribute: false);
return AstVisitAction.Continue;
}
public override AstVisitAction VisitTypeExpression(TypeExpressionAst ast)
{
return this.Check(ast);
}
public override AstVisitAction VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
this._pipelineCommandRuntime.outputResults.Write(typeExpressionAst.TypeName.GetReflectionType());
return AstVisitAction.SkipChildren;
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
return true;
}
public virtual AstVisitAction VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
return AstVisitAction.Continue;
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
// We defer trying to resolve a type expression as an attribute argument
// until the script/function is first run, so it's OK if a type expression
// as an attribute argument cannot be resolved yet.
return CheckingAttributeArgument ||
typeExpressionAst.TypeName.GetReflectionType() != null;
}
/// <summary/>
public virtual object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
return(null);
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
CheckIsConstant(typeExpressionAst, "Caller to verify ast is constant");
return typeExpressionAst.TypeName.GetReflectionType();
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
return (this.CheckingAttributeArgument ? ((object) true) : ((object) (typeExpressionAst.TypeName.GetReflectionType() != null)));
}
internal override IEnumerable <PSTypeName> GetInferredType(CompletionContext context)
{
StringConstantExpressionAst member = this.Member as StringConstantExpressionAst;
if (member != null)
{
PSTypeName[] iteratorVariable1;
if (this.Static)
{
TypeExpressionAst expression = this.Expression as TypeExpressionAst;
if (expression == null)
{
goto Label_064A;
}
Type type = expression.TypeName.GetReflectionType();
if (type == null)
{
goto Label_064A;
}
iteratorVariable1 = new PSTypeName[] { new PSTypeName(type) };
}
else
{
iteratorVariable1 = this.Expression.GetInferredType(context).ToArray <PSTypeName>();
if (iteratorVariable1.Length == 0)
{
goto Label_064A;
}
}
List <string> iteratorVariable2 = new List <string> {
member.Value
};
foreach (PSTypeName iteratorVariable3 in iteratorVariable1)
{
IEnumerable <object> iteratorVariable4 = CompletionCompleters.GetMembersByInferredType(iteratorVariable3, this.Static, context);
for (int i = 0; i < iteratorVariable2.Count; i++)
{
string iteratorVariable6 = iteratorVariable2[i];
foreach (object iteratorVariable7 in iteratorVariable4)
{
PropertyInfo iteratorVariable8 = iteratorVariable7 as PropertyInfo;
if (iteratorVariable8 != null)
{
if (iteratorVariable8.Name.Equals(iteratorVariable6, StringComparison.OrdinalIgnoreCase) && !(this is InvokeMemberExpressionAst))
{
yield return(new PSTypeName(iteratorVariable8.PropertyType));
break;
}
}
else
{
FieldInfo iteratorVariable9 = iteratorVariable7 as FieldInfo;
if (iteratorVariable9 != null)
{
if (iteratorVariable9.Name.Equals(iteratorVariable6, StringComparison.OrdinalIgnoreCase) && !(this is InvokeMemberExpressionAst))
{
yield return(new PSTypeName(iteratorVariable9.FieldType));
break;
}
continue;
}
DotNetAdapter.MethodCacheEntry iteratorVariable10 = iteratorVariable7 as DotNetAdapter.MethodCacheEntry;
if (iteratorVariable10 != null)
{
if (iteratorVariable10[0].method.Name.Equals(iteratorVariable6, StringComparison.OrdinalIgnoreCase))
{
if (!(this is InvokeMemberExpressionAst))
{
yield return(new PSTypeName(typeof(PSMethod)));
break;
}
foreach (MethodInformation iteratorVariable11 in iteratorVariable10.methodInformationStructures)
{
MethodInfo method = iteratorVariable11.method as MethodInfo;
if ((method != null) && !method.ReturnType.ContainsGenericParameters)
{
yield return(new PSTypeName(method.ReturnType));
}
}
break;
}
continue;
}
PSMemberInfo iteratorVariable13 = iteratorVariable7 as PSMemberInfo;
if ((iteratorVariable13 != null) && iteratorVariable13.Name.Equals(iteratorVariable6, StringComparison.OrdinalIgnoreCase))
{
PSNoteProperty iteratorVariable14 = iteratorVariable7 as PSNoteProperty;
if (iteratorVariable14 != null)
{
yield return(new PSTypeName(iteratorVariable14.Value.GetType()));
break;
}
PSAliasProperty iteratorVariable15 = iteratorVariable7 as PSAliasProperty;
if (iteratorVariable15 != null)
{
iteratorVariable2.Add(iteratorVariable15.ReferencedMemberName);
}
else
{
PSCodeProperty iteratorVariable16 = iteratorVariable7 as PSCodeProperty;
if (iteratorVariable16 != null)
{
if (iteratorVariable16.GetterCodeReference != null)
{
yield return(new PSTypeName(iteratorVariable16.GetterCodeReference.ReturnType));
break;
}
}
else
{
ScriptBlock getterScript = null;
PSScriptProperty iteratorVariable18 = iteratorVariable7 as PSScriptProperty;
if (iteratorVariable18 != null)
{
getterScript = iteratorVariable18.GetterScript;
}
PSScriptMethod iteratorVariable19 = iteratorVariable7 as PSScriptMethod;
if (iteratorVariable19 != null)
{
getterScript = iteratorVariable19.Script;
}
if (getterScript != null)
{
foreach (PSTypeName iteratorVariable20 in getterScript.OutputType)
{
yield return(iteratorVariable20);
}
}
}
}
break;
}
}
}
}
}
}
Label_064A:
yield break;
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
// Type expressions are not safe as they allow fingerprinting by providing
// a set of types, you can inspect the types in the AppDomain implying which assemblies are in use
// and their version
return false;
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
// Type expressions are not safe as they allow fingerprinting by providing
// a set of types, you can inspect the types in the AppDomain implying which assemblies are in use
// and their version
throw PSTraceSource.NewArgumentException("ast");
}
/// <summary/>
public virtual AstVisitAction VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
return(AstVisitAction.Continue);
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
return CompileTypeName(typeExpressionAst.TypeName, typeExpressionAst.Extent);
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
CheckIsConstant(typeExpressionAst, "Caller to verify ast is constant");
return(typeExpressionAst.TypeName.GetReflectionType());
}
public object VisitTypeExpression(TypeExpressionAst typeExpressionAst)
{
throw new NotImplementedException();
}
