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Diffstat (limited to 'src/mscorlib/src/System/ValueTuple.cs')
| -rw-r--r-- | src/mscorlib/src/System/ValueTuple.cs | 2324 |
1 files changed, 0 insertions, 2324 deletions
diff --git a/src/mscorlib/src/System/ValueTuple.cs b/src/mscorlib/src/System/ValueTuple.cs deleted file mode 100644 index 0f0863a2ed..0000000000 --- a/src/mscorlib/src/System/ValueTuple.cs +++ /dev/null @@ -1,2324 +0,0 @@ -// Licensed to the .NET Foundation under one or more agreements. -// The .NET Foundation licenses this file to you under the MIT license. -// See the LICENSE file in the project root for more information. - -using System.Collections; -using System.Collections.Generic; -using System.Diagnostics.Contracts; -using System.Runtime.InteropServices; -using System.Runtime.CompilerServices; -using HashHelpers = System.Numerics.Hashing.HashHelpers; - -namespace System -{ - /// <summary> - /// Helper so we can call some tuple methods recursively without knowing the underlying types. - /// </summary> - internal interface IValueTupleInternal : ITuple - { - int GetHashCode(IEqualityComparer comparer); - string ToStringEnd(); - } - - /// <summary> - /// The ValueTuple types (from arity 0 to 8) comprise the runtime implementation that underlies tuples in C# and struct tuples in F#. - /// Aside from created via language syntax, they are most easily created via the ValueTuple.Create factory methods. - /// The System.ValueTuple types differ from the System.Tuple types in that: - /// - they are structs rather than classes, - /// - they are mutable rather than readonly, and - /// - their members (such as Item1, Item2, etc) are fields rather than properties. - /// </summary> - [Serializable] - public struct ValueTuple - : IEquatable<ValueTuple>, IStructuralEquatable, IStructuralComparable, IComparable, IComparable<ValueTuple>, IValueTupleInternal, ITuple - { - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple"/> instance is equal to a specified object. - /// </summary> - /// <param name="obj">The object to compare with this instance.</param> - /// <returns><see langword="true"/> if <paramref name="obj"/> is a <see cref="ValueTuple"/>.</returns> - public override bool Equals(object obj) - { - return obj is ValueTuple; - } - - /// <summary>Returns a value indicating whether this instance is equal to a specified value.</summary> - /// <param name="other">An instance to compare to this instance.</param> - /// <returns>true if <paramref name="other"/> has the same value as this instance; otherwise, false.</returns> - public bool Equals(ValueTuple other) - { - return true; - } - - bool IStructuralEquatable.Equals(object other, IEqualityComparer comparer) - { - return other is ValueTuple; - } - - int IComparable.CompareTo(object other) - { - if (other == null) return 1; - - if (!(other is ValueTuple)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - return 0; - } - - /// <summary>Compares this instance to a specified instance and returns an indication of their relative values.</summary> - /// <param name="other">An instance to compare.</param> - /// <returns> - /// A signed number indicating the relative values of this instance and <paramref name="other"/>. - /// Returns less than zero if this instance is less than <paramref name="other"/>, zero if this - /// instance is equal to <paramref name="other"/>, and greater than zero if this instance is greater - /// than <paramref name="other"/>. - /// </returns> - public int CompareTo(ValueTuple other) - { - return 0; - } - - int IStructuralComparable.CompareTo(object other, IComparer comparer) - { - if (other == null) return 1; - - if (!(other is ValueTuple)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - return 0; - } - - /// <summary>Returns the hash code for this instance.</summary> - /// <returns>A 32-bit signed integer hash code.</returns> - public override int GetHashCode() - { - return 0; - } - - int IStructuralEquatable.GetHashCode(IEqualityComparer comparer) - { - return 0; - } - - int IValueTupleInternal.GetHashCode(IEqualityComparer comparer) - { - return 0; - } - - /// <summary> - /// Returns a string that represents the value of this <see cref="ValueTuple"/> instance. - /// </summary> - /// <returns>The string representation of this <see cref="ValueTuple"/> instance.</returns> - /// <remarks> - /// The string returned by this method takes the form <c>()</c>. - /// </remarks> - public override string ToString() - { - return "()"; - } - - string IValueTupleInternal.ToStringEnd() - { - return ")"; - } - - /// <summary> - /// The number of positions in this data structure. - /// </summary> - int ITuple.Length => 0; - - /// <summary> - /// Get the element at position <param name="index"/>. - /// </summary> - object ITuple.this[int index] - { - get - { - throw new IndexOutOfRangeException(); - } - } - - /// <summary>Creates a new struct 0-tuple.</summary> - /// <returns>A 0-tuple.</returns> - public static ValueTuple Create() => - new ValueTuple(); - - /// <summary>Creates a new struct 1-tuple, or singleton.</summary> - /// <typeparam name="T1">The type of the first component of the tuple.</typeparam> - /// <param name="item1">The value of the first component of the tuple.</param> - /// <returns>A 1-tuple (singleton) whose value is (item1).</returns> - public static ValueTuple<T1> Create<T1>(T1 item1) => - new ValueTuple<T1>(item1); - - /// <summary>Creates a new struct 2-tuple, or pair.</summary> - /// <typeparam name="T1">The type of the first component of the tuple.</typeparam> - /// <typeparam name="T2">The type of the second component of the tuple.</typeparam> - /// <param name="item1">The value of the first component of the tuple.</param> - /// <param name="item2">The value of the second component of the tuple.</param> - /// <returns>A 2-tuple (pair) whose value is (item1, item2).</returns> - public static ValueTuple<T1, T2> Create<T1, T2>(T1 item1, T2 item2) => - new ValueTuple<T1, T2>(item1, item2); - - /// <summary>Creates a new struct 3-tuple, or triple.</summary> - /// <typeparam name="T1">The type of the first component of the tuple.</typeparam> - /// <typeparam name="T2">The type of the second component of the tuple.</typeparam> - /// <typeparam name="T3">The type of the third component of the tuple.</typeparam> - /// <param name="item1">The value of the first component of the tuple.</param> - /// <param name="item2">The value of the second component of the tuple.</param> - /// <param name="item3">The value of the third component of the tuple.</param> - /// <returns>A 3-tuple (triple) whose value is (item1, item2, item3).</returns> - public static ValueTuple<T1, T2, T3> Create<T1, T2, T3>(T1 item1, T2 item2, T3 item3) => - new ValueTuple<T1, T2, T3>(item1, item2, item3); - - /// <summary>Creates a new struct 4-tuple, or quadruple.</summary> - /// <typeparam name="T1">The type of the first component of the tuple.</typeparam> - /// <typeparam name="T2">The type of the second component of the tuple.</typeparam> - /// <typeparam name="T3">The type of the third component of the tuple.</typeparam> - /// <typeparam name="T4">The type of the fourth component of the tuple.</typeparam> - /// <param name="item1">The value of the first component of the tuple.</param> - /// <param name="item2">The value of the second component of the tuple.</param> - /// <param name="item3">The value of the third component of the tuple.</param> - /// <param name="item4">The value of the fourth component of the tuple.</param> - /// <returns>A 4-tuple (quadruple) whose value is (item1, item2, item3, item4).</returns> - public static ValueTuple<T1, T2, T3, T4> Create<T1, T2, T3, T4>(T1 item1, T2 item2, T3 item3, T4 item4) => - new ValueTuple<T1, T2, T3, T4>(item1, item2, item3, item4); - - /// <summary>Creates a new struct 5-tuple, or quintuple.</summary> - /// <typeparam name="T1">The type of the first component of the tuple.</typeparam> - /// <typeparam name="T2">The type of the second component of the tuple.</typeparam> - /// <typeparam name="T3">The type of the third component of the tuple.</typeparam> - /// <typeparam name="T4">The type of the fourth component of the tuple.</typeparam> - /// <typeparam name="T5">The type of the fifth component of the tuple.</typeparam> - /// <param name="item1">The value of the first component of the tuple.</param> - /// <param name="item2">The value of the second component of the tuple.</param> - /// <param name="item3">The value of the third component of the tuple.</param> - /// <param name="item4">The value of the fourth component of the tuple.</param> - /// <param name="item5">The value of the fifth component of the tuple.</param> - /// <returns>A 5-tuple (quintuple) whose value is (item1, item2, item3, item4, item5).</returns> - public static ValueTuple<T1, T2, T3, T4, T5> Create<T1, T2, T3, T4, T5>(T1 item1, T2 item2, T3 item3, T4 item4, T5 item5) => - new ValueTuple<T1, T2, T3, T4, T5>(item1, item2, item3, item4, item5); - - /// <summary>Creates a new struct 6-tuple, or sextuple.</summary> - /// <typeparam name="T1">The type of the first component of the tuple.</typeparam> - /// <typeparam name="T2">The type of the second component of the tuple.</typeparam> - /// <typeparam name="T3">The type of the third component of the tuple.</typeparam> - /// <typeparam name="T4">The type of the fourth component of the tuple.</typeparam> - /// <typeparam name="T5">The type of the fifth component of the tuple.</typeparam> - /// <typeparam name="T6">The type of the sixth component of the tuple.</typeparam> - /// <param name="item1">The value of the first component of the tuple.</param> - /// <param name="item2">The value of the second component of the tuple.</param> - /// <param name="item3">The value of the third component of the tuple.</param> - /// <param name="item4">The value of the fourth component of the tuple.</param> - /// <param name="item5">The value of the fifth component of the tuple.</param> - /// <param name="item6">The value of the sixth component of the tuple.</param> - /// <returns>A 6-tuple (sextuple) whose value is (item1, item2, item3, item4, item5, item6).</returns> - public static ValueTuple<T1, T2, T3, T4, T5, T6> Create<T1, T2, T3, T4, T5, T6>(T1 item1, T2 item2, T3 item3, T4 item4, T5 item5, T6 item6) => - new ValueTuple<T1, T2, T3, T4, T5, T6>(item1, item2, item3, item4, item5, item6); - - /// <summary>Creates a new struct 7-tuple, or septuple.</summary> - /// <typeparam name="T1">The type of the first component of the tuple.</typeparam> - /// <typeparam name="T2">The type of the second component of the tuple.</typeparam> - /// <typeparam name="T3">The type of the third component of the tuple.</typeparam> - /// <typeparam name="T4">The type of the fourth component of the tuple.</typeparam> - /// <typeparam name="T5">The type of the fifth component of the tuple.</typeparam> - /// <typeparam name="T6">The type of the sixth component of the tuple.</typeparam> - /// <typeparam name="T7">The type of the seventh component of the tuple.</typeparam> - /// <param name="item1">The value of the first component of the tuple.</param> - /// <param name="item2">The value of the second component of the tuple.</param> - /// <param name="item3">The value of the third component of the tuple.</param> - /// <param name="item4">The value of the fourth component of the tuple.</param> - /// <param name="item5">The value of the fifth component of the tuple.</param> - /// <param name="item6">The value of the sixth component of the tuple.</param> - /// <param name="item7">The value of the seventh component of the tuple.</param> - /// <returns>A 7-tuple (septuple) whose value is (item1, item2, item3, item4, item5, item6, item7).</returns> - public static ValueTuple<T1, T2, T3, T4, T5, T6, T7> Create<T1, T2, T3, T4, T5, T6, T7>(T1 item1, T2 item2, T3 item3, T4 item4, T5 item5, T6 item6, T7 item7) => - new ValueTuple<T1, T2, T3, T4, T5, T6, T7>(item1, item2, item3, item4, item5, item6, item7); - - /// <summary>Creates a new struct 8-tuple, or octuple.</summary> - /// <typeparam name="T1">The type of the first component of the tuple.</typeparam> - /// <typeparam name="T2">The type of the second component of the tuple.</typeparam> - /// <typeparam name="T3">The type of the third component of the tuple.</typeparam> - /// <typeparam name="T4">The type of the fourth component of the tuple.</typeparam> - /// <typeparam name="T5">The type of the fifth component of the tuple.</typeparam> - /// <typeparam name="T6">The type of the sixth component of the tuple.</typeparam> - /// <typeparam name="T7">The type of the seventh component of the tuple.</typeparam> - /// <typeparam name="T8">The type of the eighth component of the tuple.</typeparam> - /// <param name="item1">The value of the first component of the tuple.</param> - /// <param name="item2">The value of the second component of the tuple.</param> - /// <param name="item3">The value of the third component of the tuple.</param> - /// <param name="item4">The value of the fourth component of the tuple.</param> - /// <param name="item5">The value of the fifth component of the tuple.</param> - /// <param name="item6">The value of the sixth component of the tuple.</param> - /// <param name="item7">The value of the seventh component of the tuple.</param> - /// <param name="item8">The value of the eighth component of the tuple.</param> - /// <returns>An 8-tuple (octuple) whose value is (item1, item2, item3, item4, item5, item6, item7, item8).</returns> - public static ValueTuple<T1, T2, T3, T4, T5, T6, T7, ValueTuple<T8>> Create<T1, T2, T3, T4, T5, T6, T7, T8>(T1 item1, T2 item2, T3 item3, T4 item4, T5 item5, T6 item6, T7 item7, T8 item8) => - new ValueTuple<T1, T2, T3, T4, T5, T6, T7, ValueTuple<T8>>(item1, item2, item3, item4, item5, item6, item7, ValueTuple.Create(item8)); - - internal static int CombineHashCodes(int h1, int h2) - { - return HashHelpers.Combine(HashHelpers.Combine(HashHelpers.RandomSeed, h1), h2); - } - - internal static int CombineHashCodes(int h1, int h2, int h3) - { - return HashHelpers.Combine(CombineHashCodes(h1, h2), h3); - } - - internal static int CombineHashCodes(int h1, int h2, int h3, int h4) - { - return HashHelpers.Combine(CombineHashCodes(h1, h2, h3), h4); - } - - internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5) - { - return HashHelpers.Combine(CombineHashCodes(h1, h2, h3, h4), h5); - } - - internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5, int h6) - { - return HashHelpers.Combine(CombineHashCodes(h1, h2, h3, h4, h5), h6); - } - - internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5, int h6, int h7) - { - return HashHelpers.Combine(CombineHashCodes(h1, h2, h3, h4, h5, h6), h7); - } - - internal static int CombineHashCodes(int h1, int h2, int h3, int h4, int h5, int h6, int h7, int h8) - { - return HashHelpers.Combine(CombineHashCodes(h1, h2, h3, h4, h5, h6, h7), h8); - } - } - - /// <summary>Represents a 1-tuple, or singleton, as a value type.</summary> - /// <typeparam name="T1">The type of the tuple's only component.</typeparam> - [Serializable] - public struct ValueTuple<T1> - : IEquatable<ValueTuple<T1>>, IStructuralEquatable, IStructuralComparable, IComparable, IComparable<ValueTuple<T1>>, IValueTupleInternal, ITuple - { - /// <summary> - /// The current <see cref="ValueTuple{T1}"/> instance's first component. - /// </summary> - public T1 Item1; - - /// <summary> - /// Initializes a new instance of the <see cref="ValueTuple{T1}"/> value type. - /// </summary> - /// <param name="item1">The value of the tuple's first component.</param> - public ValueTuple(T1 item1) - { - Item1 = item1; - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1}"/> instance is equal to a specified object. - /// </summary> - /// <param name="obj">The object to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified object; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="obj"/> parameter is considered to be equal to the current instance under the following conditions: - /// <list type="bullet"> - /// <item><description>It is a <see cref="ValueTuple{T1}"/> value type.</description></item> - /// <item><description>Its components are of the same types as those of the current instance.</description></item> - /// <item><description>Its components are equal to those of the current instance. Equality is determined by the default object equality comparer for each component.</description></item> - /// </list> - /// </remarks> - public override bool Equals(object obj) - { - return obj is ValueTuple<T1> && Equals((ValueTuple<T1>)obj); - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1}"/> - /// instance is equal to a specified <see cref="ValueTuple{T1}"/>. - /// </summary> - /// <param name="other">The tuple to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified tuple; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="other"/> parameter is considered to be equal to the current instance if each of its field - /// is equal to that of the current instance, using the default comparer for that field's type. - /// </remarks> - public bool Equals(ValueTuple<T1> other) - { - return EqualityComparer<T1>.Default.Equals(Item1, other.Item1); - } - - bool IStructuralEquatable.Equals(object other, IEqualityComparer comparer) - { - if (other == null || !(other is ValueTuple<T1>)) return false; - - var objTuple = (ValueTuple<T1>)other; - - return comparer.Equals(Item1, objTuple.Item1); - } - - int IComparable.CompareTo(object other) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - var objTuple = (ValueTuple<T1>)other; - - return Comparer<T1>.Default.Compare(Item1, objTuple.Item1); - } - - /// <summary>Compares this instance to a specified instance and returns an indication of their relative values.</summary> - /// <param name="other">An instance to compare.</param> - /// <returns> - /// A signed number indicating the relative values of this instance and <paramref name="other"/>. - /// Returns less than zero if this instance is less than <paramref name="other"/>, zero if this - /// instance is equal to <paramref name="other"/>, and greater than zero if this instance is greater - /// than <paramref name="other"/>. - /// </returns> - public int CompareTo(ValueTuple<T1> other) - { - return Comparer<T1>.Default.Compare(Item1, other.Item1); - } - - int IStructuralComparable.CompareTo(object other, IComparer comparer) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - var objTuple = (ValueTuple<T1>)other; - - return comparer.Compare(Item1, objTuple.Item1); - } - - /// <summary> - /// Returns the hash code for the current <see cref="ValueTuple{T1}"/> instance. - /// </summary> - /// <returns>A 32-bit signed integer hash code.</returns> - public override int GetHashCode() - { - return Item1?.GetHashCode() ?? 0; - } - - int IStructuralEquatable.GetHashCode(IEqualityComparer comparer) - { - return comparer.GetHashCode(Item1); - } - - int IValueTupleInternal.GetHashCode(IEqualityComparer comparer) - { - return comparer.GetHashCode(Item1); - } - - /// <summary> - /// Returns a string that represents the value of this <see cref="ValueTuple{T1}"/> instance. - /// </summary> - /// <returns>The string representation of this <see cref="ValueTuple{T1}"/> instance.</returns> - /// <remarks> - /// The string returned by this method takes the form <c>(Item1)</c>, - /// where <c>Item1</c> represents the value of <see cref="Item1"/>. If the field is <see langword="null"/>, - /// it is represented as <see cref="string.Empty"/>. - /// </remarks> - public override string ToString() - { - return "(" + Item1?.ToString() + ")"; - } - - string IValueTupleInternal.ToStringEnd() - { - return Item1?.ToString() + ")"; - } - - /// <summary> - /// The number of positions in this data structure. - /// </summary> - int ITuple.Length => 1; - - /// <summary> - /// Get the element at position <param name="index"/>. - /// </summary> - object ITuple.this[int index] - { - get - { - if (index != 0) - { - throw new IndexOutOfRangeException(); - } - return Item1; - } - } - } - - /// <summary> - /// Represents a 2-tuple, or pair, as a value type. - /// </summary> - /// <typeparam name="T1">The type of the tuple's first component.</typeparam> - /// <typeparam name="T2">The type of the tuple's second component.</typeparam> - [Serializable] - [StructLayout(LayoutKind.Auto)] - public struct ValueTuple<T1, T2> - : IEquatable<ValueTuple<T1, T2>>, IStructuralEquatable, IStructuralComparable, IComparable, IComparable<ValueTuple<T1, T2>>, IValueTupleInternal, ITuple - { - /// <summary> - /// The current <see cref="ValueTuple{T1, T2}"/> instance's first component. - /// </summary> - public T1 Item1; - - /// <summary> - /// The current <see cref="ValueTuple{T1, T2}"/> instance's first component. - /// </summary> - public T2 Item2; - - /// <summary> - /// Initializes a new instance of the <see cref="ValueTuple{T1, T2}"/> value type. - /// </summary> - /// <param name="item1">The value of the tuple's first component.</param> - /// <param name="item2">The value of the tuple's second component.</param> - public ValueTuple(T1 item1, T2 item2) - { - Item1 = item1; - Item2 = item2; - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2}"/> instance is equal to a specified object. - /// </summary> - /// <param name="obj">The object to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified object; otherwise, <see langword="false"/>.</returns> - /// - /// <remarks> - /// The <paramref name="obj"/> parameter is considered to be equal to the current instance under the following conditions: - /// <list type="bullet"> - /// <item><description>It is a <see cref="ValueTuple{T1, T2}"/> value type.</description></item> - /// <item><description>Its components are of the same types as those of the current instance.</description></item> - /// <item><description>Its components are equal to those of the current instance. Equality is determined by the default object equality comparer for each component.</description></item> - /// </list> - /// </remarks> - public override bool Equals(object obj) - { - return obj is ValueTuple<T1, T2> && Equals((ValueTuple<T1, T2>)obj); - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2}"/> instance is equal to a specified <see cref="ValueTuple{T1, T2}"/>. - /// </summary> - /// <param name="other">The tuple to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified tuple; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="other"/> parameter is considered to be equal to the current instance if each of its fields - /// are equal to that of the current instance, using the default comparer for that field's type. - /// </remarks> - public bool Equals(ValueTuple<T1, T2> other) - { - return EqualityComparer<T1>.Default.Equals(Item1, other.Item1) - && EqualityComparer<T2>.Default.Equals(Item2, other.Item2); - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2}"/> instance is equal to a specified object based on a specified comparison method. - /// </summary> - /// <param name="other">The object to compare with this instance.</param> - /// <param name="comparer">An object that defines the method to use to evaluate whether the two objects are equal.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified object; otherwise, <see langword="false"/>.</returns> - /// - /// <remarks> - /// This member is an explicit interface member implementation. It can be used only when the - /// <see cref="ValueTuple{T1, T2}"/> instance is cast to an <see cref="IStructuralEquatable"/> interface. - /// - /// The <see cref="IEqualityComparer.Equals"/> implementation is called only if <c>other</c> is not <see langword="null"/>, - /// and if it can be successfully cast (in C#) or converted (in Visual Basic) to a <see cref="ValueTuple{T1, T2}"/> - /// whose components are of the same types as those of the current instance. The IStructuralEquatable.Equals(Object, IEqualityComparer) method - /// first passes the <see cref="Item1"/> values of the <see cref="ValueTuple{T1, T2}"/> objects to be compared to the - /// <see cref="IEqualityComparer.Equals"/> implementation. If this method call returns <see langword="true"/>, the method is - /// called again and passed the <see cref="Item2"/> values of the two <see cref="ValueTuple{T1, T2}"/> instances. - /// </remarks> - bool IStructuralEquatable.Equals(object other, IEqualityComparer comparer) - { - if (other == null || !(other is ValueTuple<T1, T2>)) return false; - - var objTuple = (ValueTuple<T1, T2>)other; - - return comparer.Equals(Item1, objTuple.Item1) - && comparer.Equals(Item2, objTuple.Item2); - } - - int IComparable.CompareTo(object other) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1, T2>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - return CompareTo((ValueTuple<T1, T2>)other); - } - - /// <summary>Compares this instance to a specified instance and returns an indication of their relative values.</summary> - /// <param name="other">An instance to compare.</param> - /// <returns> - /// A signed number indicating the relative values of this instance and <paramref name="other"/>. - /// Returns less than zero if this instance is less than <paramref name="other"/>, zero if this - /// instance is equal to <paramref name="other"/>, and greater than zero if this instance is greater - /// than <paramref name="other"/>. - /// </returns> - public int CompareTo(ValueTuple<T1, T2> other) - { - int c = Comparer<T1>.Default.Compare(Item1, other.Item1); - if (c != 0) return c; - - return Comparer<T2>.Default.Compare(Item2, other.Item2); - } - - int IStructuralComparable.CompareTo(object other, IComparer comparer) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1, T2>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - var objTuple = (ValueTuple<T1, T2>)other; - - int c = comparer.Compare(Item1, objTuple.Item1); - if (c != 0) return c; - - return comparer.Compare(Item2, objTuple.Item2); - } - - /// <summary> - /// Returns the hash code for the current <see cref="ValueTuple{T1, T2}"/> instance. - /// </summary> - /// <returns>A 32-bit signed integer hash code.</returns> - public override int GetHashCode() - { - return ValueTuple.CombineHashCodes(Item1?.GetHashCode() ?? 0, - Item2?.GetHashCode() ?? 0); - } - - int IStructuralEquatable.GetHashCode(IEqualityComparer comparer) - { - return GetHashCodeCore(comparer); - } - - private int GetHashCodeCore(IEqualityComparer comparer) - { - return ValueTuple.CombineHashCodes(comparer.GetHashCode(Item1), - comparer.GetHashCode(Item2)); - } - - int IValueTupleInternal.GetHashCode(IEqualityComparer comparer) - { - return GetHashCodeCore(comparer); - } - - /// <summary> - /// Returns a string that represents the value of this <see cref="ValueTuple{T1, T2}"/> instance. - /// </summary> - /// <returns>The string representation of this <see cref="ValueTuple{T1, T2}"/> instance.</returns> - /// <remarks> - /// The string returned by this method takes the form <c>(Item1, Item2)</c>, - /// where <c>Item1</c> and <c>Item2</c> represent the values of the <see cref="Item1"/> - /// and <see cref="Item2"/> fields. If either field value is <see langword="null"/>, - /// it is represented as <see cref="String.Empty"/>. - /// </remarks> - public override string ToString() - { - return "(" + Item1?.ToString() + ", " + Item2?.ToString() + ")"; - } - - string IValueTupleInternal.ToStringEnd() - { - return Item1?.ToString() + ", " + Item2?.ToString() + ")"; - } - - /// <summary> - /// The number of positions in this data structure. - /// </summary> - int ITuple.Length => 2; - - /// <summary> - /// Get the element at position <param name="index"/>. - /// </summary> - object ITuple.this[int index] - { - get - { - switch (index) - { - case 0: - return Item1; - case 1: - return Item2; - default: - throw new IndexOutOfRangeException(); - } - } - } - } - - /// <summary> - /// Represents a 3-tuple, or triple, as a value type. - /// </summary> - /// <typeparam name="T1">The type of the tuple's first component.</typeparam> - /// <typeparam name="T2">The type of the tuple's second component.</typeparam> - /// <typeparam name="T3">The type of the tuple's third component.</typeparam> - [Serializable] - [StructLayout(LayoutKind.Auto)] - public struct ValueTuple<T1, T2, T3> - : IEquatable<ValueTuple<T1, T2, T3>>, IStructuralEquatable, IStructuralComparable, IComparable, IComparable<ValueTuple<T1, T2, T3>>, IValueTupleInternal, ITuple - { - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3}"/> instance's first component. - /// </summary> - public T1 Item1; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3}"/> instance's second component. - /// </summary> - public T2 Item2; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3}"/> instance's third component. - /// </summary> - public T3 Item3; - - /// <summary> - /// Initializes a new instance of the <see cref="ValueTuple{T1, T2, T3}"/> value type. - /// </summary> - /// <param name="item1">The value of the tuple's first component.</param> - /// <param name="item2">The value of the tuple's second component.</param> - /// <param name="item3">The value of the tuple's third component.</param> - public ValueTuple(T1 item1, T2 item2, T3 item3) - { - Item1 = item1; - Item2 = item2; - Item3 = item3; - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2, T3}"/> instance is equal to a specified object. - /// </summary> - /// <param name="obj">The object to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified object; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="obj"/> parameter is considered to be equal to the current instance under the following conditions: - /// <list type="bullet"> - /// <item><description>It is a <see cref="ValueTuple{T1, T2, T3}"/> value type.</description></item> - /// <item><description>Its components are of the same types as those of the current instance.</description></item> - /// <item><description>Its components are equal to those of the current instance. Equality is determined by the default object equality comparer for each component.</description></item> - /// </list> - /// </remarks> - public override bool Equals(object obj) - { - return obj is ValueTuple<T1, T2, T3> && Equals((ValueTuple<T1, T2, T3>)obj); - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2, T3}"/> - /// instance is equal to a specified <see cref="ValueTuple{T1, T2, T3}"/>. - /// </summary> - /// <param name="other">The tuple to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified tuple; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="other"/> parameter is considered to be equal to the current instance if each of its fields - /// are equal to that of the current instance, using the default comparer for that field's type. - /// </remarks> - public bool Equals(ValueTuple<T1, T2, T3> other) - { - return EqualityComparer<T1>.Default.Equals(Item1, other.Item1) - && EqualityComparer<T2>.Default.Equals(Item2, other.Item2) - && EqualityComparer<T3>.Default.Equals(Item3, other.Item3); - } - - bool IStructuralEquatable.Equals(object other, IEqualityComparer comparer) - { - if (other == null || !(other is ValueTuple<T1, T2, T3>)) return false; - - var objTuple = (ValueTuple<T1, T2, T3>)other; - - return comparer.Equals(Item1, objTuple.Item1) - && comparer.Equals(Item2, objTuple.Item2) - && comparer.Equals(Item3, objTuple.Item3); - } - - int IComparable.CompareTo(object other) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1, T2, T3>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - return CompareTo((ValueTuple<T1, T2, T3>)other); - } - - /// <summary>Compares this instance to a specified instance and returns an indication of their relative values.</summary> - /// <param name="other">An instance to compare.</param> - /// <returns> - /// A signed number indicating the relative values of this instance and <paramref name="other"/>. - /// Returns less than zero if this instance is less than <paramref name="other"/>, zero if this - /// instance is equal to <paramref name="other"/>, and greater than zero if this instance is greater - /// than <paramref name="other"/>. - /// </returns> - public int CompareTo(ValueTuple<T1, T2, T3> other) - { - int c = Comparer<T1>.Default.Compare(Item1, other.Item1); - if (c != 0) return c; - - c = Comparer<T2>.Default.Compare(Item2, other.Item2); - if (c != 0) return c; - - return Comparer<T3>.Default.Compare(Item3, other.Item3); - } - - int IStructuralComparable.CompareTo(object other, IComparer comparer) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1, T2, T3>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - var objTuple = (ValueTuple<T1, T2, T3>)other; - - int c = comparer.Compare(Item1, objTuple.Item1); - if (c != 0) return c; - - c = comparer.Compare(Item2, objTuple.Item2); - if (c != 0) return c; - - return comparer.Compare(Item3, objTuple.Item3); - } - - /// <summary> - /// Returns the hash code for the current <see cref="ValueTuple{T1, T2, T3}"/> instance. - /// </summary> - /// <returns>A 32-bit signed integer hash code.</returns> - public override int GetHashCode() - { - return ValueTuple.CombineHashCodes(Item1?.GetHashCode() ?? 0, - Item2?.GetHashCode() ?? 0, - Item3?.GetHashCode() ?? 0); - } - - int IStructuralEquatable.GetHashCode(IEqualityComparer comparer) - { - return GetHashCodeCore(comparer); - } - - private int GetHashCodeCore(IEqualityComparer comparer) - { - return ValueTuple.CombineHashCodes(comparer.GetHashCode(Item1), - comparer.GetHashCode(Item2), - comparer.GetHashCode(Item3)); - } - - int IValueTupleInternal.GetHashCode(IEqualityComparer comparer) - { - return GetHashCodeCore(comparer); - } - - /// <summary> - /// Returns a string that represents the value of this <see cref="ValueTuple{T1, T2, T3}"/> instance. - /// </summary> - /// <returns>The string representation of this <see cref="ValueTuple{T1, T2, T3}"/> instance.</returns> - /// <remarks> - /// The string returned by this method takes the form <c>(Item1, Item2, Item3)</c>. - /// If any field value is <see langword="null"/>, it is represented as <see cref="String.Empty"/>. - /// </remarks> - public override string ToString() - { - return "(" + Item1?.ToString() + ", " + Item2?.ToString() + ", " + Item3?.ToString() + ")"; - } - - string IValueTupleInternal.ToStringEnd() - { - return Item1?.ToString() + ", " + Item2?.ToString() + ", " + Item3?.ToString() + ")"; - } - - /// <summary> - /// The number of positions in this data structure. - /// </summary> - int ITuple.Length => 3; - - /// <summary> - /// Get the element at position <param name="index"/>. - /// </summary> - object ITuple.this[int index] - { - get - { - switch (index) - { - case 0: - return Item1; - case 1: - return Item2; - case 2: - return Item3; - default: - throw new IndexOutOfRangeException(); - } - } - } - } - - /// <summary> - /// Represents a 4-tuple, or quadruple, as a value type. - /// </summary> - /// <typeparam name="T1">The type of the tuple's first component.</typeparam> - /// <typeparam name="T2">The type of the tuple's second component.</typeparam> - /// <typeparam name="T3">The type of the tuple's third component.</typeparam> - /// <typeparam name="T4">The type of the tuple's fourth component.</typeparam> - [Serializable] - [StructLayout(LayoutKind.Auto)] - public struct ValueTuple<T1, T2, T3, T4> - : IEquatable<ValueTuple<T1, T2, T3, T4>>, IStructuralEquatable, IStructuralComparable, IComparable, IComparable<ValueTuple<T1, T2, T3, T4>>, IValueTupleInternal, ITuple - { - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4}"/> instance's first component. - /// </summary> - public T1 Item1; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4}"/> instance's second component. - /// </summary> - public T2 Item2; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4}"/> instance's third component. - /// </summary> - public T3 Item3; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4}"/> instance's fourth component. - /// </summary> - public T4 Item4; - - /// <summary> - /// Initializes a new instance of the <see cref="ValueTuple{T1, T2, T3, T4}"/> value type. - /// </summary> - /// <param name="item1">The value of the tuple's first component.</param> - /// <param name="item2">The value of the tuple's second component.</param> - /// <param name="item3">The value of the tuple's third component.</param> - /// <param name="item4">The value of the tuple's fourth component.</param> - public ValueTuple(T1 item1, T2 item2, T3 item3, T4 item4) - { - Item1 = item1; - Item2 = item2; - Item3 = item3; - Item4 = item4; - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2, T3, T4}"/> instance is equal to a specified object. - /// </summary> - /// <param name="obj">The object to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified object; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="obj"/> parameter is considered to be equal to the current instance under the following conditions: - /// <list type="bullet"> - /// <item><description>It is a <see cref="ValueTuple{T1, T2, T3, T4}"/> value type.</description></item> - /// <item><description>Its components are of the same types as those of the current instance.</description></item> - /// <item><description>Its components are equal to those of the current instance. Equality is determined by the default object equality comparer for each component.</description></item> - /// </list> - /// </remarks> - public override bool Equals(object obj) - { - return obj is ValueTuple<T1, T2, T3, T4> && Equals((ValueTuple<T1, T2, T3, T4>)obj); - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2, T3, T4}"/> - /// instance is equal to a specified <see cref="ValueTuple{T1, T2, T3, T4}"/>. - /// </summary> - /// <param name="other">The tuple to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified tuple; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="other"/> parameter is considered to be equal to the current instance if each of its fields - /// are equal to that of the current instance, using the default comparer for that field's type. - /// </remarks> - public bool Equals(ValueTuple<T1, T2, T3, T4> other) - { - return EqualityComparer<T1>.Default.Equals(Item1, other.Item1) - && EqualityComparer<T2>.Default.Equals(Item2, other.Item2) - && EqualityComparer<T3>.Default.Equals(Item3, other.Item3) - && EqualityComparer<T4>.Default.Equals(Item4, other.Item4); - } - - bool IStructuralEquatable.Equals(object other, IEqualityComparer comparer) - { - if (other == null || !(other is ValueTuple<T1, T2, T3, T4>)) return false; - - var objTuple = (ValueTuple<T1, T2, T3, T4>)other; - - return comparer.Equals(Item1, objTuple.Item1) - && comparer.Equals(Item2, objTuple.Item2) - && comparer.Equals(Item3, objTuple.Item3) - && comparer.Equals(Item4, objTuple.Item4); - } - - int IComparable.CompareTo(object other) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1, T2, T3, T4>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - return CompareTo((ValueTuple<T1, T2, T3, T4>)other); - } - - /// <summary>Compares this instance to a specified instance and returns an indication of their relative values.</summary> - /// <param name="other">An instance to compare.</param> - /// <returns> - /// A signed number indicating the relative values of this instance and <paramref name="other"/>. - /// Returns less than zero if this instance is less than <paramref name="other"/>, zero if this - /// instance is equal to <paramref name="other"/>, and greater than zero if this instance is greater - /// than <paramref name="other"/>. - /// </returns> - public int CompareTo(ValueTuple<T1, T2, T3, T4> other) - { - int c = Comparer<T1>.Default.Compare(Item1, other.Item1); - if (c != 0) return c; - - c = Comparer<T2>.Default.Compare(Item2, other.Item2); - if (c != 0) return c; - - c = Comparer<T3>.Default.Compare(Item3, other.Item3); - if (c != 0) return c; - - return Comparer<T4>.Default.Compare(Item4, other.Item4); - } - - int IStructuralComparable.CompareTo(object other, IComparer comparer) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1, T2, T3, T4>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - var objTuple = (ValueTuple<T1, T2, T3, T4>)other; - - int c = comparer.Compare(Item1, objTuple.Item1); - if (c != 0) return c; - - c = comparer.Compare(Item2, objTuple.Item2); - if (c != 0) return c; - - c = comparer.Compare(Item3, objTuple.Item3); - if (c != 0) return c; - - return comparer.Compare(Item4, objTuple.Item4); - } - - /// <summary> - /// Returns the hash code for the current <see cref="ValueTuple{T1, T2, T3, T4}"/> instance. - /// </summary> - /// <returns>A 32-bit signed integer hash code.</returns> - public override int GetHashCode() - { - return ValueTuple.CombineHashCodes(Item1?.GetHashCode() ?? 0, - Item2?.GetHashCode() ?? 0, - Item3?.GetHashCode() ?? 0, - Item4?.GetHashCode() ?? 0); - } - - int IStructuralEquatable.GetHashCode(IEqualityComparer comparer) - { - return GetHashCodeCore(comparer); - } - - private int GetHashCodeCore(IEqualityComparer comparer) - { - return ValueTuple.CombineHashCodes(comparer.GetHashCode(Item1), - comparer.GetHashCode(Item2), - comparer.GetHashCode(Item3), - comparer.GetHashCode(Item4)); - } - - int IValueTupleInternal.GetHashCode(IEqualityComparer comparer) - { - return GetHashCodeCore(comparer); - } - - /// <summary> - /// Returns a string that represents the value of this <see cref="ValueTuple{T1, T2, T3, T4}"/> instance. - /// </summary> - /// <returns>The string representation of this <see cref="ValueTuple{T1, T2, T3, T4}"/> instance.</returns> - /// <remarks> - /// The string returned by this method takes the form <c>(Item1, Item2, Item3, Item4)</c>. - /// If any field value is <see langword="null"/>, it is represented as <see cref="String.Empty"/>. - /// </remarks> - public override string ToString() - { - return "(" + Item1?.ToString() + ", " + Item2?.ToString() + ", " + Item3?.ToString() + ", " + Item4?.ToString() + ")"; - } - - string IValueTupleInternal.ToStringEnd() - { - return Item1?.ToString() + ", " + Item2?.ToString() + ", " + Item3?.ToString() + ", " + Item4?.ToString() + ")"; - } - - /// <summary> - /// The number of positions in this data structure. - /// </summary> - int ITuple.Length => 4; - - /// <summary> - /// Get the element at position <param name="index"/>. - /// </summary> - object ITuple.this[int index] - { - get - { - switch (index) - { - case 0: - return Item1; - case 1: - return Item2; - case 2: - return Item3; - case 3: - return Item4; - default: - throw new IndexOutOfRangeException(); - } - } - } - } - - /// <summary> - /// Represents a 5-tuple, or quintuple, as a value type. - /// </summary> - /// <typeparam name="T1">The type of the tuple's first component.</typeparam> - /// <typeparam name="T2">The type of the tuple's second component.</typeparam> - /// <typeparam name="T3">The type of the tuple's third component.</typeparam> - /// <typeparam name="T4">The type of the tuple's fourth component.</typeparam> - /// <typeparam name="T5">The type of the tuple's fifth component.</typeparam> - [Serializable] - [StructLayout(LayoutKind.Auto)] - public struct ValueTuple<T1, T2, T3, T4, T5> - : IEquatable<ValueTuple<T1, T2, T3, T4, T5>>, IStructuralEquatable, IStructuralComparable, IComparable, IComparable<ValueTuple<T1, T2, T3, T4, T5>>, IValueTupleInternal, ITuple - { - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5}"/> instance's first component. - /// </summary> - public T1 Item1; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5}"/> instance's second component. - /// </summary> - public T2 Item2; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5}"/> instance's third component. - /// </summary> - public T3 Item3; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5}"/> instance's fourth component. - /// </summary> - public T4 Item4; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5}"/> instance's fifth component. - /// </summary> - public T5 Item5; - - /// <summary> - /// Initializes a new instance of the <see cref="ValueTuple{T1, T2, T3, T4, T5}"/> value type. - /// </summary> - /// <param name="item1">The value of the tuple's first component.</param> - /// <param name="item2">The value of the tuple's second component.</param> - /// <param name="item3">The value of the tuple's third component.</param> - /// <param name="item4">The value of the tuple's fourth component.</param> - /// <param name="item5">The value of the tuple's fifth component.</param> - public ValueTuple(T1 item1, T2 item2, T3 item3, T4 item4, T5 item5) - { - Item1 = item1; - Item2 = item2; - Item3 = item3; - Item4 = item4; - Item5 = item5; - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2, T3, T4, T5}"/> instance is equal to a specified object. - /// </summary> - /// <param name="obj">The object to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified object; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="obj"/> parameter is considered to be equal to the current instance under the following conditions: - /// <list type="bullet"> - /// <item><description>It is a <see cref="ValueTuple{T1, T2, T3, T4, T5}"/> value type.</description></item> - /// <item><description>Its components are of the same types as those of the current instance.</description></item> - /// <item><description>Its components are equal to those of the current instance. Equality is determined by the default object equality comparer for each component.</description></item> - /// </list> - /// </remarks> - public override bool Equals(object obj) - { - return obj is ValueTuple<T1, T2, T3, T4, T5> && Equals((ValueTuple<T1, T2, T3, T4, T5>)obj); - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2, T3, T4, T5}"/> - /// instance is equal to a specified <see cref="ValueTuple{T1, T2, T3, T4, T5}"/>. - /// </summary> - /// <param name="other">The tuple to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified tuple; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="other"/> parameter is considered to be equal to the current instance if each of its fields - /// are equal to that of the current instance, using the default comparer for that field's type. - /// </remarks> - public bool Equals(ValueTuple<T1, T2, T3, T4, T5> other) - { - return EqualityComparer<T1>.Default.Equals(Item1, other.Item1) - && EqualityComparer<T2>.Default.Equals(Item2, other.Item2) - && EqualityComparer<T3>.Default.Equals(Item3, other.Item3) - && EqualityComparer<T4>.Default.Equals(Item4, other.Item4) - && EqualityComparer<T5>.Default.Equals(Item5, other.Item5); - } - - bool IStructuralEquatable.Equals(object other, IEqualityComparer comparer) - { - if (other == null || !(other is ValueTuple<T1, T2, T3, T4, T5>)) return false; - - var objTuple = (ValueTuple<T1, T2, T3, T4, T5>)other; - - return comparer.Equals(Item1, objTuple.Item1) - && comparer.Equals(Item2, objTuple.Item2) - && comparer.Equals(Item3, objTuple.Item3) - && comparer.Equals(Item4, objTuple.Item4) - && comparer.Equals(Item5, objTuple.Item5); - } - - int IComparable.CompareTo(object other) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1, T2, T3, T4, T5>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - return CompareTo((ValueTuple<T1, T2, T3, T4, T5>)other); - } - - /// <summary>Compares this instance to a specified instance and returns an indication of their relative values.</summary> - /// <param name="other">An instance to compare.</param> - /// <returns> - /// A signed number indicating the relative values of this instance and <paramref name="other"/>. - /// Returns less than zero if this instance is less than <paramref name="other"/>, zero if this - /// instance is equal to <paramref name="other"/>, and greater than zero if this instance is greater - /// than <paramref name="other"/>. - /// </returns> - public int CompareTo(ValueTuple<T1, T2, T3, T4, T5> other) - { - int c = Comparer<T1>.Default.Compare(Item1, other.Item1); - if (c != 0) return c; - - c = Comparer<T2>.Default.Compare(Item2, other.Item2); - if (c != 0) return c; - - c = Comparer<T3>.Default.Compare(Item3, other.Item3); - if (c != 0) return c; - - c = Comparer<T4>.Default.Compare(Item4, other.Item4); - if (c != 0) return c; - - return Comparer<T5>.Default.Compare(Item5, other.Item5); - } - - int IStructuralComparable.CompareTo(object other, IComparer comparer) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1, T2, T3, T4, T5>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - var objTuple = (ValueTuple<T1, T2, T3, T4, T5>)other; - - int c = comparer.Compare(Item1, objTuple.Item1); - if (c != 0) return c; - - c = comparer.Compare(Item2, objTuple.Item2); - if (c != 0) return c; - - c = comparer.Compare(Item3, objTuple.Item3); - if (c != 0) return c; - - c = comparer.Compare(Item4, objTuple.Item4); - if (c != 0) return c; - - return comparer.Compare(Item5, objTuple.Item5); - } - - /// <summary> - /// Returns the hash code for the current <see cref="ValueTuple{T1, T2, T3, T4, T5}"/> instance. - /// </summary> - /// <returns>A 32-bit signed integer hash code.</returns> - public override int GetHashCode() - { - return ValueTuple.CombineHashCodes(Item1?.GetHashCode() ?? 0, - Item2?.GetHashCode() ?? 0, - Item3?.GetHashCode() ?? 0, - Item4?.GetHashCode() ?? 0, - Item5?.GetHashCode() ?? 0); - } - - int IStructuralEquatable.GetHashCode(IEqualityComparer comparer) - { - return GetHashCodeCore(comparer); - } - - private int GetHashCodeCore(IEqualityComparer comparer) - { - return ValueTuple.CombineHashCodes(comparer.GetHashCode(Item1), - comparer.GetHashCode(Item2), - comparer.GetHashCode(Item3), - comparer.GetHashCode(Item4), - comparer.GetHashCode(Item5)); - } - - int IValueTupleInternal.GetHashCode(IEqualityComparer comparer) - { - return GetHashCodeCore(comparer); - } - - /// <summary> - /// Returns a string that represents the value of this <see cref="ValueTuple{T1, T2, T3, T4, T5}"/> instance. - /// </summary> - /// <returns>The string representation of this <see cref="ValueTuple{T1, T2, T3, T4, T5}"/> instance.</returns> - /// <remarks> - /// The string returned by this method takes the form <c>(Item1, Item2, Item3, Item4, Item5)</c>. - /// If any field value is <see langword="null"/>, it is represented as <see cref="String.Empty"/>. - /// </remarks> - public override string ToString() - { - return "(" + Item1?.ToString() + ", " + Item2?.ToString() + ", " + Item3?.ToString() + ", " + Item4?.ToString() + ", " + Item5?.ToString() + ")"; - } - - string IValueTupleInternal.ToStringEnd() - { - return Item1?.ToString() + ", " + Item2?.ToString() + ", " + Item3?.ToString() + ", " + Item4?.ToString() + ", " + Item5?.ToString() + ")"; - } - - /// <summary> - /// The number of positions in this data structure. - /// </summary> - int ITuple.Length => 5; - - /// <summary> - /// Get the element at position <param name="index"/>. - /// </summary> - object ITuple.this[int index] - { - get - { - switch (index) - { - case 0: - return Item1; - case 1: - return Item2; - case 2: - return Item3; - case 3: - return Item4; - case 4: - return Item5; - default: - throw new IndexOutOfRangeException(); - } - } - } - } - - /// <summary> - /// Represents a 6-tuple, or sixtuple, as a value type. - /// </summary> - /// <typeparam name="T1">The type of the tuple's first component.</typeparam> - /// <typeparam name="T2">The type of the tuple's second component.</typeparam> - /// <typeparam name="T3">The type of the tuple's third component.</typeparam> - /// <typeparam name="T4">The type of the tuple's fourth component.</typeparam> - /// <typeparam name="T5">The type of the tuple's fifth component.</typeparam> - /// <typeparam name="T6">The type of the tuple's sixth component.</typeparam> - [Serializable] - [StructLayout(LayoutKind.Auto)] - public struct ValueTuple<T1, T2, T3, T4, T5, T6> - : IEquatable<ValueTuple<T1, T2, T3, T4, T5, T6>>, IStructuralEquatable, IStructuralComparable, IComparable, IComparable<ValueTuple<T1, T2, T3, T4, T5, T6>>, IValueTupleInternal, ITuple - { - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6}"/> instance's first component. - /// </summary> - public T1 Item1; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6}"/> instance's second component. - /// </summary> - public T2 Item2; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6}"/> instance's third component. - /// </summary> - public T3 Item3; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6}"/> instance's fourth component. - /// </summary> - public T4 Item4; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6}"/> instance's fifth component. - /// </summary> - public T5 Item5; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6}"/> instance's sixth component. - /// </summary> - public T6 Item6; - - /// <summary> - /// Initializes a new instance of the <see cref="ValueTuple{T1, T2, T3, T4, T5, T6}"/> value type. - /// </summary> - /// <param name="item1">The value of the tuple's first component.</param> - /// <param name="item2">The value of the tuple's second component.</param> - /// <param name="item3">The value of the tuple's third component.</param> - /// <param name="item4">The value of the tuple's fourth component.</param> - /// <param name="item5">The value of the tuple's fifth component.</param> - /// <param name="item6">The value of the tuple's sixth component.</param> - public ValueTuple(T1 item1, T2 item2, T3 item3, T4 item4, T5 item5, T6 item6) - { - Item1 = item1; - Item2 = item2; - Item3 = item3; - Item4 = item4; - Item5 = item5; - Item6 = item6; - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6}"/> instance is equal to a specified object. - /// </summary> - /// <param name="obj">The object to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified object; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="obj"/> parameter is considered to be equal to the current instance under the following conditions: - /// <list type="bullet"> - /// <item><description>It is a <see cref="ValueTuple{T1, T2, T3, T4, T5, T6}"/> value type.</description></item> - /// <item><description>Its components are of the same types as those of the current instance.</description></item> - /// <item><description>Its components are equal to those of the current instance. Equality is determined by the default object equality comparer for each component.</description></item> - /// </list> - /// </remarks> - public override bool Equals(object obj) - { - return obj is ValueTuple<T1, T2, T3, T4, T5, T6> && Equals((ValueTuple<T1, T2, T3, T4, T5, T6>)obj); - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6}"/> - /// instance is equal to a specified <see cref="ValueTuple{T1, T2, T3, T4, T5, T6}"/>. - /// </summary> - /// <param name="other">The tuple to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified tuple; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="other"/> parameter is considered to be equal to the current instance if each of its fields - /// are equal to that of the current instance, using the default comparer for that field's type. - /// </remarks> - public bool Equals(ValueTuple<T1, T2, T3, T4, T5, T6> other) - { - return EqualityComparer<T1>.Default.Equals(Item1, other.Item1) - && EqualityComparer<T2>.Default.Equals(Item2, other.Item2) - && EqualityComparer<T3>.Default.Equals(Item3, other.Item3) - && EqualityComparer<T4>.Default.Equals(Item4, other.Item4) - && EqualityComparer<T5>.Default.Equals(Item5, other.Item5) - && EqualityComparer<T6>.Default.Equals(Item6, other.Item6); - } - - bool IStructuralEquatable.Equals(object other, IEqualityComparer comparer) - { - if (other == null || !(other is ValueTuple<T1, T2, T3, T4, T5, T6>)) return false; - - var objTuple = (ValueTuple<T1, T2, T3, T4, T5, T6>)other; - - return comparer.Equals(Item1, objTuple.Item1) - && comparer.Equals(Item2, objTuple.Item2) - && comparer.Equals(Item3, objTuple.Item3) - && comparer.Equals(Item4, objTuple.Item4) - && comparer.Equals(Item5, objTuple.Item5) - && comparer.Equals(Item6, objTuple.Item6); - } - - int IComparable.CompareTo(object other) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1, T2, T3, T4, T5, T6>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - return CompareTo((ValueTuple<T1, T2, T3, T4, T5, T6>)other); - } - - /// <summary>Compares this instance to a specified instance and returns an indication of their relative values.</summary> - /// <param name="other">An instance to compare.</param> - /// <returns> - /// A signed number indicating the relative values of this instance and <paramref name="other"/>. - /// Returns less than zero if this instance is less than <paramref name="other"/>, zero if this - /// instance is equal to <paramref name="other"/>, and greater than zero if this instance is greater - /// than <paramref name="other"/>. - /// </returns> - public int CompareTo(ValueTuple<T1, T2, T3, T4, T5, T6> other) - { - int c = Comparer<T1>.Default.Compare(Item1, other.Item1); - if (c != 0) return c; - - c = Comparer<T2>.Default.Compare(Item2, other.Item2); - if (c != 0) return c; - - c = Comparer<T3>.Default.Compare(Item3, other.Item3); - if (c != 0) return c; - - c = Comparer<T4>.Default.Compare(Item4, other.Item4); - if (c != 0) return c; - - c = Comparer<T5>.Default.Compare(Item5, other.Item5); - if (c != 0) return c; - - return Comparer<T6>.Default.Compare(Item6, other.Item6); - } - - int IStructuralComparable.CompareTo(object other, IComparer comparer) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1, T2, T3, T4, T5, T6>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - var objTuple = (ValueTuple<T1, T2, T3, T4, T5, T6>)other; - - int c = comparer.Compare(Item1, objTuple.Item1); - if (c != 0) return c; - - c = comparer.Compare(Item2, objTuple.Item2); - if (c != 0) return c; - - c = comparer.Compare(Item3, objTuple.Item3); - if (c != 0) return c; - - c = comparer.Compare(Item4, objTuple.Item4); - if (c != 0) return c; - - c = comparer.Compare(Item5, objTuple.Item5); - if (c != 0) return c; - - return comparer.Compare(Item6, objTuple.Item6); - } - - /// <summary> - /// Returns the hash code for the current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6}"/> instance. - /// </summary> - /// <returns>A 32-bit signed integer hash code.</returns> - public override int GetHashCode() - { - return ValueTuple.CombineHashCodes(Item1?.GetHashCode() ?? 0, - Item2?.GetHashCode() ?? 0, - Item3?.GetHashCode() ?? 0, - Item4?.GetHashCode() ?? 0, - Item5?.GetHashCode() ?? 0, - Item6?.GetHashCode() ?? 0); - } - - int IStructuralEquatable.GetHashCode(IEqualityComparer comparer) - { - return GetHashCodeCore(comparer); - } - - private int GetHashCodeCore(IEqualityComparer comparer) - { - return ValueTuple.CombineHashCodes(comparer.GetHashCode(Item1), - comparer.GetHashCode(Item2), - comparer.GetHashCode(Item3), - comparer.GetHashCode(Item4), - comparer.GetHashCode(Item5), - comparer.GetHashCode(Item6)); - } - - int IValueTupleInternal.GetHashCode(IEqualityComparer comparer) - { - return GetHashCodeCore(comparer); - } - - /// <summary> - /// Returns a string that represents the value of this <see cref="ValueTuple{T1, T2, T3, T4, T5, T6}"/> instance. - /// </summary> - /// <returns>The string representation of this <see cref="ValueTuple{T1, T2, T3, T4, T5, T6}"/> instance.</returns> - /// <remarks> - /// The string returned by this method takes the form <c>(Item1, Item2, Item3, Item4, Item5, Item6)</c>. - /// If any field value is <see langword="null"/>, it is represented as <see cref="String.Empty"/>. - /// </remarks> - public override string ToString() - { - return "(" + Item1?.ToString() + ", " + Item2?.ToString() + ", " + Item3?.ToString() + ", " + Item4?.ToString() + ", " + Item5?.ToString() + ", " + Item6?.ToString() + ")"; - } - - string IValueTupleInternal.ToStringEnd() - { - return Item1?.ToString() + ", " + Item2?.ToString() + ", " + Item3?.ToString() + ", " + Item4?.ToString() + ", " + Item5?.ToString() + ", " + Item6?.ToString() + ")"; - } - - /// <summary> - /// The number of positions in this data structure. - /// </summary> - int ITuple.Length => 6; - - /// <summary> - /// Get the element at position <param name="index"/>. - /// </summary> - object ITuple.this[int index] - { - get - { - switch (index) - { - case 0: - return Item1; - case 1: - return Item2; - case 2: - return Item3; - case 3: - return Item4; - case 4: - return Item5; - case 5: - return Item6; - default: - throw new IndexOutOfRangeException(); - } - } - } - } - - /// <summary> - /// Represents a 7-tuple, or sentuple, as a value type. - /// </summary> - /// <typeparam name="T1">The type of the tuple's first component.</typeparam> - /// <typeparam name="T2">The type of the tuple's second component.</typeparam> - /// <typeparam name="T3">The type of the tuple's third component.</typeparam> - /// <typeparam name="T4">The type of the tuple's fourth component.</typeparam> - /// <typeparam name="T5">The type of the tuple's fifth component.</typeparam> - /// <typeparam name="T6">The type of the tuple's sixth component.</typeparam> - /// <typeparam name="T7">The type of the tuple's seventh component.</typeparam> - [Serializable] - [StructLayout(LayoutKind.Auto)] - public struct ValueTuple<T1, T2, T3, T4, T5, T6, T7> - : IEquatable<ValueTuple<T1, T2, T3, T4, T5, T6, T7>>, IStructuralEquatable, IStructuralComparable, IComparable, IComparable<ValueTuple<T1, T2, T3, T4, T5, T6, T7>>, IValueTupleInternal, ITuple - { - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/> instance's first component. - /// </summary> - public T1 Item1; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/> instance's second component. - /// </summary> - public T2 Item2; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/> instance's third component. - /// </summary> - public T3 Item3; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/> instance's fourth component. - /// </summary> - public T4 Item4; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/> instance's fifth component. - /// </summary> - public T5 Item5; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/> instance's sixth component. - /// </summary> - public T6 Item6; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/> instance's seventh component. - /// </summary> - public T7 Item7; - - /// <summary> - /// Initializes a new instance of the <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/> value type. - /// </summary> - /// <param name="item1">The value of the tuple's first component.</param> - /// <param name="item2">The value of the tuple's second component.</param> - /// <param name="item3">The value of the tuple's third component.</param> - /// <param name="item4">The value of the tuple's fourth component.</param> - /// <param name="item5">The value of the tuple's fifth component.</param> - /// <param name="item6">The value of the tuple's sixth component.</param> - /// <param name="item7">The value of the tuple's seventh component.</param> - public ValueTuple(T1 item1, T2 item2, T3 item3, T4 item4, T5 item5, T6 item6, T7 item7) - { - Item1 = item1; - Item2 = item2; - Item3 = item3; - Item4 = item4; - Item5 = item5; - Item6 = item6; - Item7 = item7; - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/> instance is equal to a specified object. - /// </summary> - /// <param name="obj">The object to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified object; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="obj"/> parameter is considered to be equal to the current instance under the following conditions: - /// <list type="bullet"> - /// <item><description>It is a <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/> value type.</description></item> - /// <item><description>Its components are of the same types as those of the current instance.</description></item> - /// <item><description>Its components are equal to those of the current instance. Equality is determined by the default object equality comparer for each component.</description></item> - /// </list> - /// </remarks> - public override bool Equals(object obj) - { - return obj is ValueTuple<T1, T2, T3, T4, T5, T6, T7> && Equals((ValueTuple<T1, T2, T3, T4, T5, T6, T7>)obj); - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/> - /// instance is equal to a specified <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/>. - /// </summary> - /// <param name="other">The tuple to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified tuple; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="other"/> parameter is considered to be equal to the current instance if each of its fields - /// are equal to that of the current instance, using the default comparer for that field's type. - /// </remarks> - public bool Equals(ValueTuple<T1, T2, T3, T4, T5, T6, T7> other) - { - return EqualityComparer<T1>.Default.Equals(Item1, other.Item1) - && EqualityComparer<T2>.Default.Equals(Item2, other.Item2) - && EqualityComparer<T3>.Default.Equals(Item3, other.Item3) - && EqualityComparer<T4>.Default.Equals(Item4, other.Item4) - && EqualityComparer<T5>.Default.Equals(Item5, other.Item5) - && EqualityComparer<T6>.Default.Equals(Item6, other.Item6) - && EqualityComparer<T7>.Default.Equals(Item7, other.Item7); - } - - bool IStructuralEquatable.Equals(object other, IEqualityComparer comparer) - { - if (other == null || !(other is ValueTuple<T1, T2, T3, T4, T5, T6, T7>)) return false; - - var objTuple = (ValueTuple<T1, T2, T3, T4, T5, T6, T7>)other; - - return comparer.Equals(Item1, objTuple.Item1) - && comparer.Equals(Item2, objTuple.Item2) - && comparer.Equals(Item3, objTuple.Item3) - && comparer.Equals(Item4, objTuple.Item4) - && comparer.Equals(Item5, objTuple.Item5) - && comparer.Equals(Item6, objTuple.Item6) - && comparer.Equals(Item7, objTuple.Item7); - } - - int IComparable.CompareTo(object other) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1, T2, T3, T4, T5, T6, T7>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - return CompareTo((ValueTuple<T1, T2, T3, T4, T5, T6, T7>)other); - } - - /// <summary>Compares this instance to a specified instance and returns an indication of their relative values.</summary> - /// <param name="other">An instance to compare.</param> - /// <returns> - /// A signed number indicating the relative values of this instance and <paramref name="other"/>. - /// Returns less than zero if this instance is less than <paramref name="other"/>, zero if this - /// instance is equal to <paramref name="other"/>, and greater than zero if this instance is greater - /// than <paramref name="other"/>. - /// </returns> - public int CompareTo(ValueTuple<T1, T2, T3, T4, T5, T6, T7> other) - { - int c = Comparer<T1>.Default.Compare(Item1, other.Item1); - if (c != 0) return c; - - c = Comparer<T2>.Default.Compare(Item2, other.Item2); - if (c != 0) return c; - - c = Comparer<T3>.Default.Compare(Item3, other.Item3); - if (c != 0) return c; - - c = Comparer<T4>.Default.Compare(Item4, other.Item4); - if (c != 0) return c; - - c = Comparer<T5>.Default.Compare(Item5, other.Item5); - if (c != 0) return c; - - c = Comparer<T6>.Default.Compare(Item6, other.Item6); - if (c != 0) return c; - - return Comparer<T7>.Default.Compare(Item7, other.Item7); - } - - int IStructuralComparable.CompareTo(object other, IComparer comparer) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1, T2, T3, T4, T5, T6, T7>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - var objTuple = (ValueTuple<T1, T2, T3, T4, T5, T6, T7>)other; - - int c = comparer.Compare(Item1, objTuple.Item1); - if (c != 0) return c; - - c = comparer.Compare(Item2, objTuple.Item2); - if (c != 0) return c; - - c = comparer.Compare(Item3, objTuple.Item3); - if (c != 0) return c; - - c = comparer.Compare(Item4, objTuple.Item4); - if (c != 0) return c; - - c = comparer.Compare(Item5, objTuple.Item5); - if (c != 0) return c; - - c = comparer.Compare(Item6, objTuple.Item6); - if (c != 0) return c; - - return comparer.Compare(Item7, objTuple.Item7); - } - - /// <summary> - /// Returns the hash code for the current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/> instance. - /// </summary> - /// <returns>A 32-bit signed integer hash code.</returns> - public override int GetHashCode() - { - return ValueTuple.CombineHashCodes(Item1?.GetHashCode() ?? 0, - Item2?.GetHashCode() ?? 0, - Item3?.GetHashCode() ?? 0, - Item4?.GetHashCode() ?? 0, - Item5?.GetHashCode() ?? 0, - Item6?.GetHashCode() ?? 0, - Item7?.GetHashCode() ?? 0); - } - - int IStructuralEquatable.GetHashCode(IEqualityComparer comparer) - { - return GetHashCodeCore(comparer); - } - - private int GetHashCodeCore(IEqualityComparer comparer) - { - return ValueTuple.CombineHashCodes(comparer.GetHashCode(Item1), - comparer.GetHashCode(Item2), - comparer.GetHashCode(Item3), - comparer.GetHashCode(Item4), - comparer.GetHashCode(Item5), - comparer.GetHashCode(Item6), - comparer.GetHashCode(Item7)); - } - - int IValueTupleInternal.GetHashCode(IEqualityComparer comparer) - { - return GetHashCodeCore(comparer); - } - - /// <summary> - /// Returns a string that represents the value of this <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/> instance. - /// </summary> - /// <returns>The string representation of this <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7}"/> instance.</returns> - /// <remarks> - /// The string returned by this method takes the form <c>(Item1, Item2, Item3, Item4, Item5, Item6, Item7)</c>. - /// If any field value is <see langword="null"/>, it is represented as <see cref="String.Empty"/>. - /// </remarks> - public override string ToString() - { - return "(" + Item1?.ToString() + ", " + Item2?.ToString() + ", " + Item3?.ToString() + ", " + Item4?.ToString() + ", " + Item5?.ToString() + ", " + Item6?.ToString() + ", " + Item7?.ToString() + ")"; - } - - string IValueTupleInternal.ToStringEnd() - { - return Item1?.ToString() + ", " + Item2?.ToString() + ", " + Item3?.ToString() + ", " + Item4?.ToString() + ", " + Item5?.ToString() + ", " + Item6?.ToString() + ", " + Item7?.ToString() + ")"; - } - - /// <summary> - /// The number of positions in this data structure. - /// </summary> - int ITuple.Length => 7; - - /// <summary> - /// Get the element at position <param name="index"/>. - /// </summary> - object ITuple.this[int index] - { - get - { - switch (index) - { - case 0: - return Item1; - case 1: - return Item2; - case 2: - return Item3; - case 3: - return Item4; - case 4: - return Item5; - case 5: - return Item6; - case 6: - return Item7; - default: - throw new IndexOutOfRangeException(); - } - } - } - } - - /// <summary> - /// Represents an 8-tuple, or octuple, as a value type. - /// </summary> - /// <typeparam name="T1">The type of the tuple's first component.</typeparam> - /// <typeparam name="T2">The type of the tuple's second component.</typeparam> - /// <typeparam name="T3">The type of the tuple's third component.</typeparam> - /// <typeparam name="T4">The type of the tuple's fourth component.</typeparam> - /// <typeparam name="T5">The type of the tuple's fifth component.</typeparam> - /// <typeparam name="T6">The type of the tuple's sixth component.</typeparam> - /// <typeparam name="T7">The type of the tuple's seventh component.</typeparam> - /// <typeparam name="TRest">The type of the tuple's eighth component.</typeparam> - [Serializable] - [StructLayout(LayoutKind.Auto)] - public struct ValueTuple<T1, T2, T3, T4, T5, T6, T7, TRest> - : IEquatable<ValueTuple<T1, T2, T3, T4, T5, T6, T7, TRest>>, IStructuralEquatable, IStructuralComparable, IComparable, IComparable<ValueTuple<T1, T2, T3, T4, T5, T6, T7, TRest>>, IValueTupleInternal, ITuple - where TRest : struct - { - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> instance's first component. - /// </summary> - public T1 Item1; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> instance's second component. - /// </summary> - public T2 Item2; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> instance's third component. - /// </summary> - public T3 Item3; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> instance's fourth component. - /// </summary> - public T4 Item4; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> instance's fifth component. - /// </summary> - public T5 Item5; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> instance's sixth component. - /// </summary> - public T6 Item6; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> instance's seventh component. - /// </summary> - public T7 Item7; - /// <summary> - /// The current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> instance's eighth component. - /// </summary> - public TRest Rest; - - /// <summary> - /// Initializes a new instance of the <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> value type. - /// </summary> - /// <param name="item1">The value of the tuple's first component.</param> - /// <param name="item2">The value of the tuple's second component.</param> - /// <param name="item3">The value of the tuple's third component.</param> - /// <param name="item4">The value of the tuple's fourth component.</param> - /// <param name="item5">The value of the tuple's fifth component.</param> - /// <param name="item6">The value of the tuple's sixth component.</param> - /// <param name="item7">The value of the tuple's seventh component.</param> - /// <param name="rest">The value of the tuple's eight component.</param> - public ValueTuple(T1 item1, T2 item2, T3 item3, T4 item4, T5 item5, T6 item6, T7 item7, TRest rest) - { - if (!(rest is IValueTupleInternal)) - { - throw new ArgumentException(SR.ArgumentException_ValueTupleLastArgumentNotATuple); - } - - Item1 = item1; - Item2 = item2; - Item3 = item3; - Item4 = item4; - Item5 = item5; - Item6 = item6; - Item7 = item7; - Rest = rest; - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> instance is equal to a specified object. - /// </summary> - /// <param name="obj">The object to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified object; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="obj"/> parameter is considered to be equal to the current instance under the following conditions: - /// <list type="bullet"> - /// <item><description>It is a <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> value type.</description></item> - /// <item><description>Its components are of the same types as those of the current instance.</description></item> - /// <item><description>Its components are equal to those of the current instance. Equality is determined by the default object equality comparer for each component.</description></item> - /// </list> - /// </remarks> - public override bool Equals(object obj) - { - return obj is ValueTuple<T1, T2, T3, T4, T5, T6, T7, TRest> && Equals((ValueTuple<T1, T2, T3, T4, T5, T6, T7, TRest>)obj); - } - - /// <summary> - /// Returns a value that indicates whether the current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> - /// instance is equal to a specified <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/>. - /// </summary> - /// <param name="other">The tuple to compare with this instance.</param> - /// <returns><see langword="true"/> if the current instance is equal to the specified tuple; otherwise, <see langword="false"/>.</returns> - /// <remarks> - /// The <paramref name="other"/> parameter is considered to be equal to the current instance if each of its fields - /// are equal to that of the current instance, using the default comparer for that field's type. - /// </remarks> - public bool Equals(ValueTuple<T1, T2, T3, T4, T5, T6, T7, TRest> other) - { - return EqualityComparer<T1>.Default.Equals(Item1, other.Item1) - && EqualityComparer<T2>.Default.Equals(Item2, other.Item2) - && EqualityComparer<T3>.Default.Equals(Item3, other.Item3) - && EqualityComparer<T4>.Default.Equals(Item4, other.Item4) - && EqualityComparer<T5>.Default.Equals(Item5, other.Item5) - && EqualityComparer<T6>.Default.Equals(Item6, other.Item6) - && EqualityComparer<T7>.Default.Equals(Item7, other.Item7) - && EqualityComparer<TRest>.Default.Equals(Rest, other.Rest); - } - - bool IStructuralEquatable.Equals(object other, IEqualityComparer comparer) - { - if (other == null || !(other is ValueTuple<T1, T2, T3, T4, T5, T6, T7, TRest>)) return false; - - var objTuple = (ValueTuple<T1, T2, T3, T4, T5, T6, T7, TRest>)other; - - return comparer.Equals(Item1, objTuple.Item1) - && comparer.Equals(Item2, objTuple.Item2) - && comparer.Equals(Item3, objTuple.Item3) - && comparer.Equals(Item4, objTuple.Item4) - && comparer.Equals(Item5, objTuple.Item5) - && comparer.Equals(Item6, objTuple.Item6) - && comparer.Equals(Item7, objTuple.Item7) - && comparer.Equals(Rest, objTuple.Rest); - } - - int IComparable.CompareTo(object other) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1, T2, T3, T4, T5, T6, T7, TRest>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - return CompareTo((ValueTuple<T1, T2, T3, T4, T5, T6, T7, TRest>)other); - } - - /// <summary>Compares this instance to a specified instance and returns an indication of their relative values.</summary> - /// <param name="other">An instance to compare.</param> - /// <returns> - /// A signed number indicating the relative values of this instance and <paramref name="other"/>. - /// Returns less than zero if this instance is less than <paramref name="other"/>, zero if this - /// instance is equal to <paramref name="other"/>, and greater than zero if this instance is greater - /// than <paramref name="other"/>. - /// </returns> - public int CompareTo(ValueTuple<T1, T2, T3, T4, T5, T6, T7, TRest> other) - { - int c = Comparer<T1>.Default.Compare(Item1, other.Item1); - if (c != 0) return c; - - c = Comparer<T2>.Default.Compare(Item2, other.Item2); - if (c != 0) return c; - - c = Comparer<T3>.Default.Compare(Item3, other.Item3); - if (c != 0) return c; - - c = Comparer<T4>.Default.Compare(Item4, other.Item4); - if (c != 0) return c; - - c = Comparer<T5>.Default.Compare(Item5, other.Item5); - if (c != 0) return c; - - c = Comparer<T6>.Default.Compare(Item6, other.Item6); - if (c != 0) return c; - - c = Comparer<T7>.Default.Compare(Item7, other.Item7); - if (c != 0) return c; - - return Comparer<TRest>.Default.Compare(Rest, other.Rest); - } - - int IStructuralComparable.CompareTo(object other, IComparer comparer) - { - if (other == null) return 1; - - if (!(other is ValueTuple<T1, T2, T3, T4, T5, T6, T7, TRest>)) - { - throw new ArgumentException(SR.Format(SR.ArgumentException_ValueTupleIncorrectType, this.GetType().ToString()), nameof(other)); - } - - var objTuple = (ValueTuple<T1, T2, T3, T4, T5, T6, T7, TRest>)other; - - int c = comparer.Compare(Item1, objTuple.Item1); - if (c != 0) return c; - - c = comparer.Compare(Item2, objTuple.Item2); - if (c != 0) return c; - - c = comparer.Compare(Item3, objTuple.Item3); - if (c != 0) return c; - - c = comparer.Compare(Item4, objTuple.Item4); - if (c != 0) return c; - - c = comparer.Compare(Item5, objTuple.Item5); - if (c != 0) return c; - - c = comparer.Compare(Item6, objTuple.Item6); - if (c != 0) return c; - - c = comparer.Compare(Item7, objTuple.Item7); - if (c != 0) return c; - - return comparer.Compare(Rest, objTuple.Rest); - } - - /// <summary> - /// Returns the hash code for the current <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> instance. - /// </summary> - /// <returns>A 32-bit signed integer hash code.</returns> - public override int GetHashCode() - { - // We want to have a limited hash in this case. We'll use the last 8 elements of the tuple - IValueTupleInternal rest = Rest as IValueTupleInternal; - if (rest == null) - { - return ValueTuple.CombineHashCodes(Item1?.GetHashCode() ?? 0, - Item2?.GetHashCode() ?? 0, - Item3?.GetHashCode() ?? 0, - Item4?.GetHashCode() ?? 0, - Item5?.GetHashCode() ?? 0, - Item6?.GetHashCode() ?? 0, - Item7?.GetHashCode() ?? 0); - } - - int size = rest.Length; - if (size >= 8) { return rest.GetHashCode(); } - - // In this case, the rest member has less than 8 elements so we need to combine some our elements with the elements in rest - int k = 8 - size; - switch (k) - { - case 1: - return ValueTuple.CombineHashCodes(Item7?.GetHashCode() ?? 0, - rest.GetHashCode()); - case 2: - return ValueTuple.CombineHashCodes(Item6?.GetHashCode() ?? 0, - Item7?.GetHashCode() ?? 0, - rest.GetHashCode()); - case 3: - return ValueTuple.CombineHashCodes(Item5?.GetHashCode() ?? 0, - Item6?.GetHashCode() ?? 0, - Item7?.GetHashCode() ?? 0, - rest.GetHashCode()); - case 4: - return ValueTuple.CombineHashCodes(Item4?.GetHashCode() ?? 0, - Item5?.GetHashCode() ?? 0, - Item6?.GetHashCode() ?? 0, - Item7?.GetHashCode() ?? 0, - rest.GetHashCode()); - case 5: - return ValueTuple.CombineHashCodes(Item3?.GetHashCode() ?? 0, - Item4?.GetHashCode() ?? 0, - Item5?.GetHashCode() ?? 0, - Item6?.GetHashCode() ?? 0, - Item7?.GetHashCode() ?? 0, - rest.GetHashCode()); - case 6: - return ValueTuple.CombineHashCodes(Item2?.GetHashCode() ?? 0, - Item3?.GetHashCode() ?? 0, - Item4?.GetHashCode() ?? 0, - Item5?.GetHashCode() ?? 0, - Item6?.GetHashCode() ?? 0, - Item7?.GetHashCode() ?? 0, - rest.GetHashCode()); - case 7: - case 8: - return ValueTuple.CombineHashCodes(Item1?.GetHashCode() ?? 0, - Item2?.GetHashCode() ?? 0, - Item3?.GetHashCode() ?? 0, - Item4?.GetHashCode() ?? 0, - Item5?.GetHashCode() ?? 0, - Item6?.GetHashCode() ?? 0, - Item7?.GetHashCode() ?? 0, - rest.GetHashCode()); - } - - Contract.Assert(false, "Missed all cases for computing ValueTuple hash code"); - return -1; - } - - int IStructuralEquatable.GetHashCode(IEqualityComparer comparer) - { - return GetHashCodeCore(comparer); - } - - private int GetHashCodeCore(IEqualityComparer comparer) - { - // We want to have a limited hash in this case. We'll use the last 8 elements of the tuple - IValueTupleInternal rest = Rest as IValueTupleInternal; - if (rest == null) - { - return ValueTuple.CombineHashCodes(comparer.GetHashCode(Item1), comparer.GetHashCode(Item2), comparer.GetHashCode(Item3), - comparer.GetHashCode(Item4), comparer.GetHashCode(Item5), comparer.GetHashCode(Item6), - comparer.GetHashCode(Item7)); - } - - int size = rest.Length; - if (size >= 8) { return rest.GetHashCode(comparer); } - - // In this case, the rest member has less than 8 elements so we need to combine some our elements with the elements in rest - int k = 8 - size; - switch (k) - { - case 1: - return ValueTuple.CombineHashCodes(comparer.GetHashCode(Item7), rest.GetHashCode(comparer)); - case 2: - return ValueTuple.CombineHashCodes(comparer.GetHashCode(Item6), comparer.GetHashCode(Item7), rest.GetHashCode(comparer)); - case 3: - return ValueTuple.CombineHashCodes(comparer.GetHashCode(Item5), comparer.GetHashCode(Item6), comparer.GetHashCode(Item7), - rest.GetHashCode(comparer)); - case 4: - return ValueTuple.CombineHashCodes(comparer.GetHashCode(Item4), comparer.GetHashCode(Item5), comparer.GetHashCode(Item6), - comparer.GetHashCode(Item7), rest.GetHashCode(comparer)); - case 5: - return ValueTuple.CombineHashCodes(comparer.GetHashCode(Item3), comparer.GetHashCode(Item4), comparer.GetHashCode(Item5), - comparer.GetHashCode(Item6), comparer.GetHashCode(Item7), rest.GetHashCode(comparer)); - case 6: - return ValueTuple.CombineHashCodes(comparer.GetHashCode(Item2), comparer.GetHashCode(Item3), comparer.GetHashCode(Item4), - comparer.GetHashCode(Item5), comparer.GetHashCode(Item6), comparer.GetHashCode(Item7), - rest.GetHashCode(comparer)); - case 7: - case 8: - return ValueTuple.CombineHashCodes(comparer.GetHashCode(Item1), comparer.GetHashCode(Item2), comparer.GetHashCode(Item3), - comparer.GetHashCode(Item4), comparer.GetHashCode(Item5), comparer.GetHashCode(Item6), - comparer.GetHashCode(Item7), rest.GetHashCode(comparer)); - } - - Contract.Assert(false, "Missed all cases for computing ValueTuple hash code"); - return -1; - } - - int IValueTupleInternal.GetHashCode(IEqualityComparer comparer) - { - return GetHashCodeCore(comparer); - } - - /// <summary> - /// Returns a string that represents the value of this <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> instance. - /// </summary> - /// <returns>The string representation of this <see cref="ValueTuple{T1, T2, T3, T4, T5, T6, T7, TRest}"/> instance.</returns> - /// <remarks> - /// The string returned by this method takes the form <c>(Item1, Item2, Item3, Item4, Item5, Item6, Item7, Rest)</c>. - /// If any field value is <see langword="null"/>, it is represented as <see cref="String.Empty"/>. - /// </remarks> - public override string ToString() - { - IValueTupleInternal rest = Rest as IValueTupleInternal; - if (rest == null) - { - return "(" + Item1?.ToString() + ", " + Item2?.ToString() + ", " + Item3?.ToString() + ", " + Item4?.ToString() + ", " + Item5?.ToString() + ", " + Item6?.ToString() + ", " + Item7?.ToString() + ", " + Rest.ToString() + ")"; - } - else - { - return "(" + Item1?.ToString() + ", " + Item2?.ToString() + ", " + Item3?.ToString() + ", " + Item4?.ToString() + ", " + Item5?.ToString() + ", " + Item6?.ToString() + ", " + Item7?.ToString() + ", " + rest.ToStringEnd(); - } - } - - string IValueTupleInternal.ToStringEnd() - { - IValueTupleInternal rest = Rest as IValueTupleInternal; - if (rest == null) - { - return Item1?.ToString() + ", " + Item2?.ToString() + ", " + Item3?.ToString() + ", " + Item4?.ToString() + ", " + Item5?.ToString() + ", " + Item6?.ToString() + ", " + Item7?.ToString() + ", " + Rest.ToString() + ")"; - } - else - { - return Item1?.ToString() + ", " + Item2?.ToString() + ", " + Item3?.ToString() + ", " + Item4?.ToString() + ", " + Item5?.ToString() + ", " + Item6?.ToString() + ", " + Item7?.ToString() + ", " + rest.ToStringEnd(); - } - } - - /// <summary> - /// The number of positions in this data structure. - /// </summary> - int ITuple.Length - { - get - { - IValueTupleInternal rest = Rest as IValueTupleInternal; - return rest == null ? 8 : 7 + rest.Length; - } - } - - /// <summary> - /// Get the element at position <param name="index"/>. - /// </summary> - object ITuple.this[int index] - { - get - { - switch (index) - { - case 0: - return Item1; - case 1: - return Item2; - case 2: - return Item3; - case 3: - return Item4; - case 4: - return Item5; - case 5: - return Item6; - case 6: - return Item7; - } - - IValueTupleInternal rest = Rest as IValueTupleInternal; - if (rest == null) - { - if (index == 7) - { - return Rest; - } - throw new IndexOutOfRangeException(); - } - return rest[index - 7]; - } - } - } -} |