public static void Analyze(SyntaxNodeAnalysisContext context, InitializerExpressionSyntax initializer)
{
if (initializer.Expressions.Count == 2)
{
context.ReportDiagnostic(
DiagnosticDescriptors.UseCSharp6DictionaryInitializer,
initializer.GetLocation());
}
}
public static void Analyze(SyntaxNodeAnalysisContext context, ObjectCreationExpressionSyntax objectCreationExpression)
{
TypeSyntax type = objectCreationExpression.Type;
InitializerExpressionSyntax initializer = objectCreationExpression.Initializer;
if (type?.IsMissing == false &&
initializer?.Expressions.Any() == false &&
initializer.OpenBraceToken.TrailingTrivia.All(f => f.IsWhitespaceOrEndOfLineTrivia()) &&
initializer.CloseBraceToken.LeadingTrivia.All(f => f.IsWhitespaceOrEndOfLineTrivia()))
{
context.ReportDiagnostic(
DiagnosticDescriptors.RemoveEmptyInitializer,
initializer.GetLocation());
}
}
private void AnalyzeObjectCreationExpression(SyntaxNodeAnalysisContext context)
{
if (GeneratedCodeAnalyzer?.IsGeneratedCode(context) == true)
{
return;
}
var objectCreationExpression = (ObjectCreationExpressionSyntax)context.Node;
if (objectCreationExpression.Type == null || objectCreationExpression.Initializer == null)
{
return;
}
InitializerExpressionSyntax initializer = objectCreationExpression.Initializer;
if (initializer.Expressions.Count == 0 &&
initializer.OpenBraceToken.TrailingTrivia.IsWhitespaceOrEndOfLine() &&
initializer.CloseBraceToken.LeadingTrivia.IsWhitespaceOrEndOfLine())
{
context.ReportDiagnostic(
DiagnosticDescriptors.RemoveEmptyObjectInitializer,
initializer.GetLocation());
}
ArgumentListSyntax argumentList = objectCreationExpression.ArgumentList;
if (argumentList == null)
{
Location location = Location.Create(
context.Node.SyntaxTree,
new TextSpan(objectCreationExpression.Type.Span.End, 1));
context.ReportDiagnostic(
DiagnosticDescriptors.AddConstructorArgumentList,
location);
}
else if (argumentList.Arguments.Count == 0 &&
!argumentList.OpenParenToken.IsMissing &&
!argumentList.CloseParenToken.IsMissing &&
argumentList.OpenParenToken.TrailingTrivia.IsWhitespaceOrEndOfLine() &&
argumentList.CloseParenToken.LeadingTrivia.IsWhitespaceOrEndOfLine())
{
context.ReportDiagnostic(
DiagnosticDescriptors.RemoveEmptyArgumentList,
argumentList.GetLocation());
}
}
public override void VisitInitializerExpression(InitializerExpressionSyntax node)
{
if (entryNode is AnonymousFunctionExpressionSyntax && embeddedNode is AnonymousFunctionExpressionSyntax)
{
return;
}
if (_weComeFromMethod && _weInAnonymousMethod)
{
return;
}
if (node.IsParent <AnonymousObjectCreationExpressionSyntax>())
{
return;
}
InsertLLOCMap(node.GetLocation());
base.VisitInitializerExpression(node);
}
public override void VisitInitializerExpression(InitializerExpressionSyntax node)
{
InsertLLOCMap(node.GetLocation());
base.VisitInitializerExpression(node);
}