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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
namespace System.Diagnostics.CodeAnalysis
{
/// <summary>
/// Suppresses reporting of a specific rule violation, allowing multiple suppressions on a
/// single code artifact.
/// </summary>
/// <remarks>
/// <see cref="UnconditionalSuppressMessageAttribute"/> is different than
/// <see cref="SuppressMessageAttribute"/> in that it doesn't have a
/// <see cref="ConditionalAttribute"/>. So it is always preserved in the compiled assembly.
/// </remarks>
[AttributeUsage(AttributeTargets.All, Inherited = false, AllowMultiple = true)]
#if SYSTEM_PRIVATE_CORELIB
public
#else
internal
#endif
sealed class UnconditionalSuppressMessageAttribute : Attribute
{
/// <summary>
/// Initializes a new instance of the <see cref="UnconditionalSuppressMessageAttribute"/>
/// class, specifying the category of the tool and the identifier for an analysis rule.
/// </summary>
/// <param name="category">The category for the attribute.</param>
/// <param name="checkId">The identifier of the analysis rule the attribute applies to.</param>
public UnconditionalSuppressMessageAttribute(string category, string checkId)
{
Category = category;
CheckId = checkId;
}
/// <summary>
/// Gets the category identifying the classification of the attribute.
/// </summary>
/// <remarks>
/// The <see cref="Category"/> property describes the tool or tool analysis category
/// for which a message suppression attribute applies.
/// </remarks>
public string Category { get; }
/// <summary>
/// Gets the identifier of the analysis tool rule to be suppressed.
/// </summary>
/// <remarks>
/// Concatenated together, the <see cref="Category"/> and <see cref="CheckId"/>
/// properties form a unique check identifier.
/// </remarks>
public string CheckId { get; }
/// <summary>
/// Gets or sets the scope of the code that is relevant for the attribute.
/// </summary>
/// <remarks>
/// The Scope property is an optional argument that specifies the metadata scope for which
/// the attribute is relevant.
/// </remarks>
public string? Scope { get; set; }
/// <summary>
/// Gets or sets a fully qualified path that represents the target of the attribute.
/// </summary>
/// <remarks>
/// The <see cref="Target"/> property is an optional argument identifying the analysis target
/// of the attribute. An example value is "System.IO.Stream.ctor():System.Void".
/// Because it is fully qualified, it can be long, particularly for targets such as parameters.
/// The analysis tool user interface should be capable of automatically formatting the parameter.
/// </remarks>
public string? Target { get; set; }
/// <summary>
/// Gets or sets an optional argument expanding on exclusion criteria.
/// </summary>
/// <remarks>
/// The <see cref="MessageId "/> property is an optional argument that specifies additional
/// exclusion where the literal metadata target is not sufficiently precise. For example,
/// the <see cref="UnconditionalSuppressMessageAttribute"/> cannot be applied within a method,
/// and it may be desirable to suppress a violation against a statement in the method that will
/// give a rule violation, but not against all statements in the method.
/// </remarks>
public string? MessageId { get; set; }
/// <summary>
/// Gets or sets the justification for suppressing the code analysis message.
/// </summary>
public string? Justification { get; set; }
}
}