/// <summary>
/// Visit function and checks that it has write verbose
/// </summary>
/// <param name="funcAst"></param>
/// <returns></returns>
public override AstVisitAction VisitFunctionDefinition(FunctionDefinitionAst funcAst)
{
if (funcAst == null)
{
return(AstVisitAction.SkipChildren);
}
var commandAsts = funcAst.Body.FindAll(testAst => testAst is CommandAst, false);
bool hasVerbose = false;
if (commandAsts != null)
{
foreach (CommandAst commandAst in commandAsts)
{
hasVerbose |= String.Equals(commandAst.GetCommandName(), "Write-Verbose", StringComparison.OrdinalIgnoreCase);
}
}
if (!hasVerbose)
{
DiagnosticRecords.Add(new DiagnosticRecord(string.Format(CultureInfo.CurrentCulture, Strings.ProvideVerboseMessageErrorFunction, funcAst.Name),
funcAst.Extent, GetName(), DiagnosticSeverity.Information, fileName));
}
return(AstVisitAction.Continue);
}
/// <summary>
/// Visit function and checks that it has write verbose
/// </summary>
/// <param name="funcAst"></param>
/// <returns></returns>
public override AstVisitAction VisitFunctionDefinition(FunctionDefinitionAst funcAst)
{
if (funcAst == null)
{
return(AstVisitAction.SkipChildren);
}
//Write-Verbose is not required for non-advanced functions
if (funcAst.Body == null || funcAst.Body.ParamBlock == null ||
funcAst.Body.ParamBlock.Attributes == null ||
funcAst.Body.ParamBlock.Parameters == null ||
!funcAst.Body.ParamBlock.Attributes.Any(attr => attr.TypeName.GetReflectionType() == typeof(CmdletBindingAttribute)))
{
return(AstVisitAction.Continue);
}
var commandAsts = funcAst.Body.FindAll(testAst => testAst is CommandAst, false);
bool hasVerbose = false;
if (commandAsts != null)
{
foreach (CommandAst commandAst in commandAsts)
{
hasVerbose |= String.Equals(commandAst.GetCommandName(), "Write-Verbose", StringComparison.OrdinalIgnoreCase);
}
}
if (!hasVerbose)
{
DiagnosticRecords.Add(new DiagnosticRecord(string.Format(CultureInfo.CurrentCulture, Strings.ProvideVerboseMessageErrorFunction, funcAst.Name),
funcAst.Extent, GetName(), DiagnosticSeverity.Information, fileName));
}
return(AstVisitAction.Continue);
}
/// <summary>
/// Visit function and checks that it has comment help
/// </summary>
/// <param name="funcAst"></param>
/// <returns></returns>
public override AstVisitAction VisitFunctionDefinition(FunctionDefinitionAst funcAst)
{
if (funcAst == null)
{
return(AstVisitAction.SkipChildren);
}
if (exportedFunctions.Contains(funcAst.Name))
{
if (funcAst.GetHelpContent() == null)
{
DiagnosticRecords.Add(
new DiagnosticRecord(
string.Format(CultureInfo.CurrentCulture, Strings.ProvideCommentHelpError, funcAst.Name),
funcAst.Extent, GetName(), DiagnosticSeverity.Information, fileName));
}
}
return(AstVisitAction.Continue);
}
/// <summary>
/// Visit function and checks that it is a cmdlet. If yes, then checks that any object returns must have a type declared
/// in the output type (the only exception is if the type is object)
/// </summary>
/// <param name="funcAst"></param>
/// <returns></returns>
public override AstVisitAction VisitFunctionDefinition(FunctionDefinitionAst funcAst)
{
if (funcAst == null || funcAst.Body == null || funcAst.Body.ParamBlock == null ||
funcAst.Body.ParamBlock.Attributes == null || funcAst.Body.ParamBlock.Attributes.Count == 0 ||
!funcAst.Body.ParamBlock.Attributes.Any(attr => attr.TypeName.GetReflectionType() == typeof(CmdletBindingAttribute)))
{
return(AstVisitAction.Continue);
}
HashSet <string> outputTypes = new HashSet <string>();
foreach (AttributeAst attrAst in funcAst.Body.ParamBlock.Attributes)
{
if (attrAst.TypeName != null && attrAst.TypeName.GetReflectionType() == typeof(OutputTypeAttribute) &&
attrAst.PositionalArguments != null)
{
foreach (ExpressionAst expAst in attrAst.PositionalArguments)
{
if (expAst is StringConstantExpressionAst)
{
Type type = Type.GetType((expAst as StringConstantExpressionAst).Value);
if (type != null)
{
outputTypes.Add(type.FullName);
}
}
else
{
TypeExpressionAst typeAst = expAst as TypeExpressionAst;
if (typeAst != null && typeAst.TypeName != null)
{
if (typeAst.TypeName.GetReflectionType() != null)
{
outputTypes.Add(typeAst.TypeName.GetReflectionType().FullName);
}
else
{
outputTypes.Add(typeAst.TypeName.FullName);
}
}
}
}
}
}
#if PSV3
List <Tuple <string, StatementAst> > returnTypes = FindPipelineOutput.OutputTypes(funcAst);
#else
List <Tuple <string, StatementAst> > returnTypes = FindPipelineOutput.OutputTypes(funcAst, _classes);
#endif
HashSet <string> specialTypes = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
specialTypes.Add(typeof(Unreached).FullName);
specialTypes.Add(typeof(Undetermined).FullName);
specialTypes.Add(typeof(object).FullName);
specialTypes.Add(typeof(void).FullName);
specialTypes.Add(typeof(PSCustomObject).FullName);
specialTypes.Add(typeof(PSObject).FullName);
foreach (Tuple <string, StatementAst> returnType in returnTypes)
{
string typeName = returnType.Item1;
if (String.IsNullOrEmpty(typeName) ||
specialTypes.Contains(typeName) ||
outputTypes.Contains(typeName, StringComparer.OrdinalIgnoreCase))
{
continue;
}
else
{
DiagnosticRecords.Add(new DiagnosticRecord(string.Format(CultureInfo.CurrentCulture, Strings.UseOutputTypeCorrectlyError,
funcAst.Name, typeName), returnType.Item2.Extent, GetName(), DiagnosticSeverity.Information, fileName));
}
}
return(AstVisitAction.Continue);
}