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Merge pull request #267 from EventStore/dev-70-net-framework-support
.NET 4.8 Framework support
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,131 @@ | ||
| #if !NET | ||
| using System.Runtime.CompilerServices; | ||
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| namespace System; | ||
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| /// <summary>Represent a type can be used to index a collection either from the start or the end.</summary> | ||
| /// <remarks> | ||
| /// Index is used by the C# compiler to support the new index syntax | ||
| /// <code> | ||
| /// int[] someArray = new int[5] { 1, 2, 3, 4, 5 } ; | ||
| /// int lastElement = someArray[^1]; // lastElement = 5 | ||
| /// </code> | ||
| /// </remarks> | ||
| internal readonly struct Index : IEquatable<Index> | ||
| { | ||
| private readonly int _value; | ||
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| /// <summary>Construct an Index using a value and indicating if the index is from the start or from the end.</summary> | ||
| /// <param name="value">The index value. it has to be zero or positive number.</param> | ||
| /// <param name="fromEnd">Indicating if the index is from the start or from the end.</param> | ||
| /// <remarks> | ||
| /// If the Index constructed from the end, index value 1 means pointing at the last element and index value 0 means pointing at beyond last element. | ||
| /// </remarks> | ||
| [MethodImpl(MethodImplOptions.AggressiveInlining)] | ||
| public Index(int value, bool fromEnd = false) | ||
| { | ||
| if (value < 0) | ||
| { | ||
| throw new ArgumentOutOfRangeException(nameof(value), "value must be non-negative"); | ||
| } | ||
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| if (fromEnd) | ||
| _value = ~value; | ||
| else | ||
| _value = value; | ||
| } | ||
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| // The following private constructors mainly created for perf reason to avoid the checks | ||
| private Index(int value) | ||
| { | ||
| _value = value; | ||
| } | ||
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| /// <summary>Create an Index pointing at first element.</summary> | ||
| public static Index Start => new Index(0); | ||
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| /// <summary>Create an Index pointing at beyond last element.</summary> | ||
| public static Index End => new Index(~0); | ||
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| /// <summary>Create an Index from the start at the position indicated by the value.</summary> | ||
| /// <param name="value">The index value from the start.</param> | ||
| [MethodImpl(MethodImplOptions.AggressiveInlining)] | ||
| public static Index FromStart(int value) | ||
| { | ||
| if (value < 0) | ||
| { | ||
| throw new ArgumentOutOfRangeException(nameof(value), "value must be non-negative"); | ||
| } | ||
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| return new Index(value); | ||
| } | ||
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| /// <summary>Create an Index from the end at the position indicated by the value.</summary> | ||
| /// <param name="value">The index value from the end.</param> | ||
| [MethodImpl(MethodImplOptions.AggressiveInlining)] | ||
| public static Index FromEnd(int value) | ||
| { | ||
| if (value < 0) | ||
| { | ||
| throw new ArgumentOutOfRangeException(nameof(value), "value must be non-negative"); | ||
| } | ||
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| return new Index(~value); | ||
| } | ||
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| /// <summary>Returns the index value.</summary> | ||
| public int Value | ||
| { | ||
| get | ||
| { | ||
| if (_value < 0) | ||
| return ~_value; | ||
| else | ||
| return _value; | ||
| } | ||
| } | ||
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| /// <summary>Indicates whether the index is from the start or the end.</summary> | ||
| public bool IsFromEnd => _value < 0; | ||
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| /// <summary>Calculate the offset from the start using the giving collection length.</summary> | ||
| /// <param name="length">The length of the collection that the Index will be used with. length has to be a positive value</param> | ||
| /// <remarks> | ||
| /// For performance reason, we don't validate the input length parameter and the returned offset value against negative values. | ||
| /// we don't validate either the returned offset is greater than the input length. | ||
| /// It is expected Index will be used with collections which always have non negative length/count. If the returned offset is negative and | ||
| /// then used to index a collection will get out of range exception which will be same affect as the validation. | ||
| /// </remarks> | ||
| [MethodImpl(MethodImplOptions.AggressiveInlining)] | ||
| public int GetOffset(int length) | ||
| { | ||
| int offset = _value; | ||
| if (IsFromEnd) | ||
| { | ||
| // offset = length - (~value) | ||
| // offset = length + (~(~value) + 1) | ||
| // offset = length + value + 1 | ||
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| offset += length + 1; | ||
| } | ||
| return offset; | ||
| } | ||
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| /// <summary>Indicates whether the current Index object is equal to another object of the same type.</summary> | ||
| /// <param name="value">An object to compare with this object</param> | ||
| public override bool Equals(object? value) => value is Index && _value == ((Index)value)._value; | ||
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| /// <summary>Indicates whether the current Index object is equal to another Index object.</summary> | ||
| /// <param name="other">An object to compare with this object</param> | ||
| public bool Equals(Index other) => _value == other._value; | ||
|
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| /// <summary>Returns the hash code for this instance.</summary> | ||
| public override int GetHashCode() => _value; | ||
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| /// <summary>Converts integer number to an Index.</summary> | ||
| public static implicit operator Index(int value) => FromStart(value); | ||
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| /// <summary>Converts the value of the current Index object to its equivalent string representation.</summary> | ||
| public override string ToString() => IsFromEnd ? $"^{((uint)Value)}" : ((uint)Value).ToString(); | ||
| } | ||
| #endif |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,9 @@ | ||
| #if !NET | ||
| using System.ComponentModel; | ||
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| // ReSharper disable once CheckNamespace | ||
| namespace System.Runtime.CompilerServices; | ||
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| [EditorBrowsable(EditorBrowsableState.Never)] | ||
| internal class IsExternalInit{} | ||
| #endif |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| #if !NET | ||
| using System.Runtime.CompilerServices; | ||
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| namespace System; | ||
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| /// <summary>Represent a range has start and end indexes.</summary> | ||
| /// <remarks> | ||
| /// Range is used by the C# compiler to support the range syntax. | ||
| /// <code> | ||
| /// int[] someArray = new int[5] { 1, 2, 3, 4, 5 }; | ||
| /// int[] subArray1 = someArray[0..2]; // { 1, 2 } | ||
| /// int[] subArray2 = someArray[1..^0]; // { 2, 3, 4, 5 } | ||
| /// </code> | ||
| /// </remarks> | ||
| internal readonly struct Range : IEquatable<Range> | ||
| { | ||
| /// <summary>Represent the inclusive start index of the Range.</summary> | ||
| public Index Start { get; } | ||
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| /// <summary>Represent the exclusive end index of the Range.</summary> | ||
| public Index End { get; } | ||
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| /// <summary>Construct a Range object using the start and end indexes.</summary> | ||
| /// <param name="start">Represent the inclusive start index of the range.</param> | ||
| /// <param name="end">Represent the exclusive end index of the range.</param> | ||
| public Range(Index start, Index end) | ||
| { | ||
| Start = start; | ||
| End = end; | ||
| } | ||
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| /// <summary>Indicates whether the current Range object is equal to another object of the same type.</summary> | ||
| /// <param name="value">An object to compare with this object</param> | ||
| public override bool Equals(object? value) => | ||
| value is Range r && | ||
| r.Start.Equals(Start) && | ||
| r.End.Equals(End); | ||
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| /// <summary>Indicates whether the current Range object is equal to another Range object.</summary> | ||
| /// <param name="other">An object to compare with this object</param> | ||
| public bool Equals(Range other) => other.Start.Equals(Start) && other.End.Equals(End); | ||
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| /// <summary>Returns the hash code for this instance.</summary> | ||
| public override int GetHashCode() => Start.GetHashCode() * 31 + End.GetHashCode(); | ||
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| /// <summary>Converts the value of the current Range object to its equivalent string representation.</summary> | ||
| public override string ToString() => $"{Start}..{End}"; | ||
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| /// <summary>Create a Range object starting from start index to the end of the collection.</summary> | ||
| public static Range StartAt(Index start) => new(start, Index.End); | ||
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| /// <summary>Create a Range object starting from first element in the collection to the end Index.</summary> | ||
| public static Range EndAt(Index end) => new(Index.Start, end); | ||
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| /// <summary>Create a Range object starting from first element to the end.</summary> | ||
| public static Range All => new(Index.Start, Index.End); | ||
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| /// <summary>Calculate the start offset and length of range object using a collection length.</summary> | ||
| /// <param name="length">The length of the collection that the range will be used with. length has to be a positive value.</param> | ||
| /// <remarks> | ||
| /// For performance reason, we don't validate the input length parameter against negative values. | ||
| /// It is expected Range will be used with collections which always have non negative length/count. | ||
| /// We validate the range is inside the length scope though. | ||
| /// </remarks> | ||
| [MethodImpl(MethodImplOptions.AggressiveInlining)] | ||
| public (int Offset, int Length) GetOffsetAndLength(int length) | ||
| { | ||
| int start = Start.GetOffset(length); | ||
| int end = End.GetOffset(length); | ||
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| if ((uint)end > (uint)length || (uint)start > (uint)end) | ||
| { | ||
| throw new ArgumentOutOfRangeException(nameof(length)); | ||
| } | ||
|
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| return (start, end - start); | ||
| } | ||
| } | ||
| #endif |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| #if !NET | ||
| namespace System.Threading.Tasks; | ||
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| internal class TaskCompletionSource : TaskCompletionSource<object?> { | ||
| public void SetResult() => base.SetResult(null); | ||
| public bool TrySetResult() => base.TrySetResult(null); | ||
| } | ||
| #endif |
6 changes: 3 additions & 3 deletions
6
src/EventStore.Client.Operations/EventStore.Client.Operations.csproj
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,6 +1,6 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <Project Sdk="Microsoft.NET.Sdk"> | ||
| <PropertyGroup> | ||
| <Description>The GRPC client API for Event Store Operations, e.g., Scavenging. Get the open source or commercial versions of Event Store server from https://eventstore.com/</Description> | ||
| </PropertyGroup> | ||
| <PropertyGroup> | ||
| <Description>The GRPC client API for Event Store Operations, e.g., Scavenging. Get the open source or commercial versions of Event Store server from https://eventstore.com/</Description> | ||
| </PropertyGroup> | ||
| </Project> |
9 changes: 6 additions & 3 deletions
9
...ventStore.Client.PersistentSubscriptions/EventStore.Client.PersistentSubscriptions.csproj
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,6 +1,9 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <Project Sdk="Microsoft.NET.Sdk"> | ||
| <PropertyGroup> | ||
| <Description>The GRPC client API for Event Store Persistent Subscriptions. Get the open source or commercial versions of Event Store server from https://eventstore.com/</Description> | ||
| </PropertyGroup> | ||
| <PropertyGroup> | ||
| <Description>The GRPC client API for Event Store Persistent Subscriptions. Get the open source or commercial versions of Event Store server from https://eventstore.com/</Description> | ||
| </PropertyGroup> | ||
| <ItemGroup> | ||
| <InternalsVisibleTo Include="EventStore.Client.PersistentSubscriptions.Tests"/> | ||
| </ItemGroup> | ||
| </Project> |
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