namespace Microsoft.CodeAnalysis
{
    [DebuggerDisplay("{GetDebuggerDisplay(), nq}")]
    public abstract class Diagnostic : IEquatable<Diagnostic?>, IFormattable
    {
        public static Diagnostic! Create(string! id, string! category, LocalizableString! message, DiagnosticSeverity severity, DiagnosticSeverity defaultSeverity, bool isEnabledByDefault, int warningLevel, LocalizableString? title = null, LocalizableString? description = null, string? helpLink = null, Location? location = null, IEnumerable<Location!>? additionalLocations = null, IEnumerable<string!>? customTags = null, ImmutableDictionary<string!, string?>? properties = null);
    }
}