private static void CheckCommandOptionProperties( SymbolAnalysisContext context, IReadOnlyList <IPropertySymbol> properties) { var options = properties .Select(p => { var attribute = p .GetAttributes() .First(a => KnownSymbols.IsCommandOptionAttribute(a.AttributeClass)); var name = attribute .ConstructorArguments .Where(a => KnownSymbols.IsSystemString(a.Type)) .Select(a => a.Value) .FirstOrDefault() as string; var shortName = attribute .ConstructorArguments .Where(a => KnownSymbols.IsSystemChar(a.Type)) .Select(a => a.Value) .FirstOrDefault() as char?; var envVarName = attribute .NamedArguments .Where(a => a.Key == "EnvironmentVariableName") .Select(a => a.Value.Value) .FirstOrDefault() as string; var converter = attribute .NamedArguments .Where(a => a.Key == "Converter") .Select(a => a.Value.Value) .Cast <ITypeSymbol>() .FirstOrDefault(); var validators = attribute .NamedArguments .Where(a => a.Key == "Validators") .SelectMany(a => a.Value.Values) .Select(c => c.Value) .Cast <ITypeSymbol>() .ToArray(); return(new { Property = p, Name = name, ShortName = shortName, EnvironmentVariableName = envVarName, Converter = converter, Validators = validators }); }) .ToArray(); // No name var noNameOptions = options .Where(o => string.IsNullOrWhiteSpace(o.Name) && o.ShortName == null) .ToArray(); foreach (var option in noNameOptions) { context.ReportDiagnostic(Diagnostic.Create( DiagnosticDescriptors.CliFx0041, option.Property.Locations.First() )); } // Too short name var invalidNameLengthOptions = options .Where(o => !string.IsNullOrWhiteSpace(o.Name) && o.Name.Length <= 1) .ToArray(); foreach (var option in invalidNameLengthOptions) { context.ReportDiagnostic(Diagnostic.Create( DiagnosticDescriptors.CliFx0042, option.Property.Locations.First() )); } // Duplicate name var duplicateNameOptions = options .Where(p => !string.IsNullOrWhiteSpace(p.Name)) .GroupBy(p => p.Name, StringComparer.OrdinalIgnoreCase) .Where(g => g.Count() > 1) .SelectMany(g => g.AsEnumerable()) .ToArray(); foreach (var option in duplicateNameOptions) { context.ReportDiagnostic(Diagnostic.Create( DiagnosticDescriptors.CliFx0043, option.Property.Locations.First() )); } // Duplicate name var duplicateShortNameOptions = options .Where(p => p.ShortName != null) .GroupBy(p => p.ShortName) .Where(g => g.Count() > 1) .SelectMany(g => g.AsEnumerable()) .ToArray(); foreach (var option in duplicateShortNameOptions) { context.ReportDiagnostic(Diagnostic.Create( DiagnosticDescriptors.CliFx0044, option.Property.Locations.First() )); } // Duplicate environment variable name var duplicateEnvironmentVariableNameOptions = options .Where(p => !string.IsNullOrWhiteSpace(p.EnvironmentVariableName)) .GroupBy(p => p.EnvironmentVariableName, StringComparer.Ordinal) .Where(g => g.Count() > 1) .SelectMany(g => g.AsEnumerable()) .ToArray(); foreach (var option in duplicateEnvironmentVariableNameOptions) { context.ReportDiagnostic(Diagnostic.Create( DiagnosticDescriptors.CliFx0045, option.Property.Locations.First() )); } // Invalid converter var invalidConverterOptions = options .Where(o => o.Converter != null && !o.Converter.AllInterfaces.Any(KnownSymbols.IsArgumentValueConverterInterface)) .ToArray(); foreach (var option in invalidConverterOptions) { context.ReportDiagnostic(Diagnostic.Create( DiagnosticDescriptors.CliFx0046, option.Property.Locations.First() )); } // Invalid validators var invalidValidatorsOptions = options .Where(o => !o.Validators.All(v => v.AllInterfaces.Any(KnownSymbols.IsArgumentValueValidatorInterface))) .ToArray(); foreach (var option in invalidValidatorsOptions) { context.ReportDiagnostic(Diagnostic.Create( DiagnosticDescriptors.CliFx0047, option.Property.Locations.First() )); } // Non-letter first character in name var nonLetterFirstCharacterInNameOptions = options .Where(o => !string.IsNullOrWhiteSpace(o.Name) && !char.IsLetter(o.Name[0])) .ToArray(); foreach (var option in nonLetterFirstCharacterInNameOptions) { context.ReportDiagnostic(Diagnostic.Create( DiagnosticDescriptors.CliFx0048, option.Property.Locations.First() )); } // Non-letter short name var nonLetterShortNameOptions = options .Where(o => o.ShortName != null && !char.IsLetter(o.ShortName.Value)) .ToArray(); foreach (var option in nonLetterShortNameOptions) { context.ReportDiagnostic(Diagnostic.Create( DiagnosticDescriptors.CliFx0049, option.Property.Locations.First() )); } }
private static void CheckCommandOptionProperties( SymbolAnalysisContext context, IReadOnlyList <IPropertySymbol> properties) { var options = properties .Select(p => { var attribute = p .GetAttributes() .First(a => KnownSymbols.IsCommandOptionAttribute(a.AttributeClass)); var name = attribute .ConstructorArguments .Where(a => KnownSymbols.IsSystemString(a.Type)) .Select(a => a.Value) .FirstOrDefault() as string; var shortName = attribute .ConstructorArguments .Where(a => KnownSymbols.IsSystemChar(a.Type)) .Select(a => a.Value) .FirstOrDefault() as char?; var envVarName = attribute .NamedArguments .Where(a => a.Key == "EnvironmentVariableName") .Select(a => a.Value.Value) .FirstOrDefault() as string; return(new { Property = p, Name = name, ShortName = shortName, EnvironmentVariableName = envVarName }); }) .ToArray(); // No name var noNameOptions = options .Where(o => string.IsNullOrWhiteSpace(o.Name) && o.ShortName == null) .ToArray(); foreach (var option in noNameOptions) { context.ReportDiagnostic( Diagnostic.Create(DiagnosticDescriptors.CliFx0041, option.Property.Locations.First())); } // Too short name var invalidNameLengthOptions = options .Where(o => !string.IsNullOrWhiteSpace(o.Name) && o.Name.Length <= 1) .ToArray(); foreach (var option in invalidNameLengthOptions) { context.ReportDiagnostic( Diagnostic.Create(DiagnosticDescriptors.CliFx0042, option.Property.Locations.First())); } // Duplicate name var duplicateNameOptions = options .Where(p => !string.IsNullOrWhiteSpace(p.Name)) .GroupBy(p => p.Name, StringComparer.OrdinalIgnoreCase) .Where(g => g.Count() > 1) .SelectMany(g => g.AsEnumerable()) .ToArray(); foreach (var option in duplicateNameOptions) { context.ReportDiagnostic( Diagnostic.Create(DiagnosticDescriptors.CliFx0043, option.Property.Locations.First())); } // Duplicate name var duplicateShortNameOptions = options .Where(p => p.ShortName != null) .GroupBy(p => p.ShortName) .Where(g => g.Count() > 1) .SelectMany(g => g.AsEnumerable()) .ToArray(); foreach (var option in duplicateShortNameOptions) { context.ReportDiagnostic( Diagnostic.Create(DiagnosticDescriptors.CliFx0044, option.Property.Locations.First())); } // Duplicate environment variable name var duplicateEnvironmentVariableNameOptions = options .Where(p => !string.IsNullOrWhiteSpace(p.EnvironmentVariableName)) .GroupBy(p => p.EnvironmentVariableName, StringComparer.Ordinal) .Where(g => g.Count() > 1) .SelectMany(g => g.AsEnumerable()) .ToArray(); foreach (var option in duplicateEnvironmentVariableNameOptions) { context.ReportDiagnostic( Diagnostic.Create(DiagnosticDescriptors.CliFx0045, option.Property.Locations.First())); } }