private Diagnostic Analyze(MemberAccessExpressionSyntax methodCall, SemanticModel semanticModel)
{
var methodName = methodCall.GetName();
switch (methodName)
{
case Constants.ILog.DebugFormat:
case Constants.ILog.InfoFormat:
case Constants.ILog.WarnFormat:
case Constants.ILog.ErrorFormat:
case Constants.ILog.FatalFormat:
{
// check for correct type (only ILog methods shall be reported)
var type = methodCall.GetTypeSymbol(semanticModel);
if (type.Name != Constants.ILog.TypeName)
{
return(null);
}
var enclosingMethod = methodCall.GetEnclosingMethod(semanticModel);
return(Issue(enclosingMethod.Name, methodCall.Name, methodName, methodName.Without(Format)));
}
default:
return(null);
}
}
private Diagnostic AnalyzeFormatCall(MemberAccessExpressionSyntax methodCall, IEnumerable <ArgumentSyntax> arguments, SemanticModel semanticModel, string proposedMethodName)
{
// check for correct type (only ILog methods shall be reported)
var type = methodCall.GetTypeSymbol(semanticModel);
if (type.Name == Constants.ILog.TypeName && arguments.Any(_ => _.IsException(semanticModel)))
{
var enclosingMethod = methodCall.GetEnclosingMethod(semanticModel);
return(Issue(enclosingMethod.Name, methodCall.Name, proposedMethodName));
}
return(null);
}
private Diagnostic Analyze(MemberAccessExpressionSyntax methodCall, SemanticModel semanticModel)
{
var methodName = methodCall.GetName();
switch (methodName)
{
case Constants.ILog.Debug:
case Constants.ILog.DebugFormat:
{
// check if inside IsDebugEnabled call for if or block
if (methodCall.IsInsideIfStatementWithCallTo(Constants.ILog.IsDebugEnabled))
{
return(null);
}
// check for correct type (only ILog methods shall be reported)
var type = methodCall.GetTypeSymbol(semanticModel);
if (type.Name != Constants.ILog.TypeName)
{
// skip it as it's no matching type
return(null);
}
if (type.GetMembers(Constants.ILog.IsDebugEnabled).None())
{
// skip it as it has no matching method
return(null);
}
var enclosingMethod = methodCall.GetEnclosingMethod(semanticModel);
return(Issue(enclosingMethod.Name, methodCall.Parent, methodName, Constants.ILog.IsDebugEnabled));
}
default:
{
return(null);
}
}
}
private bool IsCall(MemberAccessExpressionSyntax call, SemanticModel semanticModel)
{
var type = call.GetTypeSymbol(semanticModel);
return(type != null && IsCall(type));
}
