102 lines
2.6 KiB
C#
102 lines
2.6 KiB
C#
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using System;
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using System.Collections.Generic;
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// [PixelCrushers] Adds Tuples, which are missing from Unity's .NET.
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namespace Language.Lua {
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/// <summary>
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/// Implements the Tuple classes missing from Monodevelop's .NET implementation.
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/// </summary>
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public static class Tuple {
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public static Tuple<T1, T2> Create<T1, T2>(T1 item1, T2 item2) {
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return new Tuple<T1, T2>(item1, item2);
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}
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public static Tuple<T1, T2, T3> Create<T1, T2, T3>(T1 item1, T2 item2, T3 item3) {
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return new Tuple<T1, T2, T3>(item1, item2, item3);
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}
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}
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public sealed class Tuple<T1, T2> {
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private readonly T1 item1;
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private readonly T2 item2;
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public T1 Item1 { get { return item1; } }
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public T2 Item2 { get { return item2; } }
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public Tuple(T1 item1, T2 item2) {
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this.item1 = item1;
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this.item2 = item2;
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}
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public override bool Equals(object o) {
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if (o == null) return false;
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if (o.GetType() != typeof(Tuple<T1, T2>)) return false;
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var other = (Tuple<T1, T2>) o;
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return (this == other);
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}
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public static bool operator==(Tuple<T1, T2> a, Tuple<T1, T2> b) {
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if ((object)a == null && (object)b == null) return true;
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if ((object)a != null && (object)b == null) return false;
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if ((object)a == null && (object)b != null) return false;
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return a.item1.Equals(b.item1) && a.item2.Equals(b.item2);
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}
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public static bool operator!=(Tuple<T1, T2> a, Tuple<T1, T2> b) {
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return !(a == b);
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}
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public override int GetHashCode() {
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int hash = 17;
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hash = hash * 23 + item1.GetHashCode();
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hash = hash * 23 + item2.GetHashCode();
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return hash;
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}
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}
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public sealed class Tuple<T1, T2, T3> {
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private readonly T1 item1;
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private readonly T2 item2;
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private readonly T3 item3;
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public T1 Item1 { get { return item1; } }
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public T2 Item2 { get { return item2; } }
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public T3 Item3 { get { return item3; } }
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public Tuple(T1 item1, T2 item2, T3 item3) {
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this.item1 = item1;
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this.item2 = item2;
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this.item3 = item3;
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}
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public override bool Equals(object o) {
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if (o.GetType() != typeof(Tuple<T1, T2, T3>)) return false;
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var other = (Tuple<T1, T2, T3>)o;
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return (this == other);
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}
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public static bool operator==(Tuple<T1, T2, T3> a, Tuple<T1, T2, T3> b) {
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return a.item1.Equals(b.item1) && a.item2.Equals(b.item2) && a.item3.Equals(b.item3);
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}
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public static bool operator!=(Tuple<T1, T2, T3> a, Tuple<T1, T2, T3> b) {
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return !(a == b);
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}
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public override int GetHashCode() {
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int hash = 17;
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hash = hash * 23 + item1.GetHashCode();
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hash = hash * 23 + item2.GetHashCode();
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hash = hash * 23 + item3.GetHashCode();
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return hash;
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}
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}
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}
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