-
Notifications
You must be signed in to change notification settings - Fork 4.7k
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
* Expose nullability info from Reflection
- Loading branch information
Showing
6 changed files
with
1,602 additions
and
1 deletion.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
64 changes: 64 additions & 0 deletions
64
src/libraries/System.Private.CoreLib/src/System/Reflection/NullabilityInfo.cs
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,64 @@ | ||
// Licensed to the .NET Foundation under one or more agreements. | ||
// The .NET Foundation licenses this file to you under the MIT license. | ||
|
||
using System.Collections.ObjectModel; | ||
|
||
namespace System.Reflection | ||
{ | ||
/// <summary> | ||
/// A class that represents nullability info | ||
/// </summary> | ||
public sealed class NullabilityInfo | ||
{ | ||
internal NullabilityInfo(Type type, NullabilityState readState, NullabilityState writeState, | ||
NullabilityInfo? elementType, NullabilityInfo[] typeArguments) | ||
{ | ||
Type = type; | ||
ReadState = readState; | ||
WriteState = writeState; | ||
ElementType = elementType; | ||
GenericTypeArguments = typeArguments; | ||
} | ||
|
||
/// <summary> | ||
/// The <see cref="System.Type" /> of the member or generic parameter | ||
/// to which this NullabilityInfo belongs | ||
/// </summary> | ||
public Type Type { get; } | ||
/// <summary> | ||
/// The nullability read state of the member | ||
/// </summary> | ||
public NullabilityState ReadState { get; internal set; } | ||
/// <summary> | ||
/// The nullability write state of the member | ||
/// </summary> | ||
public NullabilityState WriteState { get; internal set; } | ||
/// <summary> | ||
/// If the member type is an array, gives the <see cref="NullabilityInfo" /> of the elements of the array, null otherwise | ||
/// </summary> | ||
public NullabilityInfo? ElementType { get; } | ||
/// <summary> | ||
/// If the member type is a generic type, gives the array of <see cref="NullabilityInfo" /> for each type parameter | ||
/// </summary> | ||
public NullabilityInfo[] GenericTypeArguments { get; } | ||
} | ||
|
||
/// <summary> | ||
/// An enum that represents nullability state | ||
/// </summary> | ||
public enum NullabilityState | ||
{ | ||
/// <summary> | ||
/// Nullability context not enabled (oblivious) | ||
/// </summary> | ||
Unknown, | ||
/// <summary> | ||
/// Non nullable value or reference type | ||
/// </summary> | ||
NotNull, | ||
/// <summary> | ||
/// Nullable value or reference type | ||
/// </summary> | ||
Nullable | ||
} | ||
} |
Oops, something went wrong.