//
// Copyright 2001 Ximian, Inc (http://www.ximian.com)
// Copyright 2003-2009 Novell, Inc
+// Copyright 2011 Xamarin Inc
//
using System;
using System.IO;
using System.Text;
-using System.Globalization;
using System.Collections.Generic;
namespace Mono.CSharp {
return System.Runtime.CompilerServices.RuntimeHelpers.GetHashCode (obj);
}
}
-
+#if !NET_4_0 && !MONODROID
public class Tuple<T1, T2> : IEquatable<Tuple<T1, T2>>
{
public Tuple (T1 item1, T2 item2)
#endregion
}
+ public class Tuple<T1, T2, T3> : IEquatable<Tuple<T1, T2, T3>>
+ {
+ public Tuple (T1 item1, T2 item2, T3 item3)
+ {
+ Item1 = item1;
+ Item2 = item2;
+ Item3 = item3;
+ }
+
+ public T1 Item1 { get; private set; }
+ public T2 Item2 { get; private set; }
+ public T3 Item3 { get; private set; }
+
+ public override int GetHashCode ()
+ {
+ return Item1.GetHashCode () ^ Item2.GetHashCode () ^ Item3.GetHashCode ();
+ }
+
+ #region IEquatable<Tuple<T1,T2>> Members
+
+ public bool Equals (Tuple<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);
+ }
+
+ #endregion
+ }
+
static class Tuple
{
public static Tuple<T1, T2> Create<T1, T2> (T1 item1, T2 item2)
{
return new Tuple<T1, T2> (item1, item2);
}
+
+ public static Tuple<T1, T2, T3> Create<T1, T2, T3> (T1 item1, T2 item2, T3 item3)
+ {
+ return new Tuple<T1, T2, T3> (item1, item2, item3);
+ }
+ }
+#endif
+
+ static class ArrayComparer
+ {
+ public static bool IsEqual<T> (T[] array1, T[] array2)
+ {
+ if (array1 == null || array2 == null)
+ return array1 == array2;
+
+ var eq = EqualityComparer<T>.Default;
+
+ for (int i = 0; i < array1.Length; ++i) {
+ if (!eq.Equals (array1[i], array2[i])) {
+ return false;
+ }
+ }
+
+ return true;
+ }
}
/// <summary>
/// </summary>
public class SeekableStreamReader : IDisposable
{
+ public const int DefaultReadAheadSize =
+#if FULL_AST
+ 65536 / 2; // Large buffer because of ReadChars of large literal string
+#else
+ 4096 / 2;
+#endif
+
StreamReader reader;
Stream stream;
- static char[] buffer;
+ char[] buffer;
int read_ahead_length; // the length of read buffer
int buffer_start; // in chars
int char_count; // count of filled characters in buffer[]
int pos; // index into buffer[]
- public SeekableStreamReader (Stream stream, Encoding encoding)
+ public SeekableStreamReader (Stream stream, Encoding encoding, char[] sharedBuffer = null)
{
this.stream = stream;
+ this.buffer = sharedBuffer;
- const int default_read_ahead = 2048;
- InitializeStream (default_read_ahead);
+ InitializeStream (DefaultReadAheadSize);
reader = new StreamReader (stream, encoding, true);
}
return pos < char_count;
}
+ public char[] ReadChars (int fromPosition, int toPosition)
+ {
+ char[] chars = new char[toPosition - fromPosition];
+ if (buffer_start <= fromPosition && toPosition <= buffer_start + buffer.Length) {
+ Array.Copy (buffer, fromPosition - buffer_start, chars, 0, chars.Length);
+ } else {
+ throw new NotImplementedException ();
+ }
+
+ return chars;
+ }
+
public int Peek ()
{
if ((pos >= char_count) && !ReadBuffer ())
}
}
}
+
+ struct TypeNameParser
+ {
+ internal static string Escape(string name)
+ {
+ if (name == null) {
+ return null;
+ }
+ StringBuilder sb = null;
+ for (int pos = 0; pos < name.Length; pos++) {
+ char c = name[pos];
+ switch (c) {
+ case '\\':
+ case '+':
+ case ',':
+ case '[':
+ case ']':
+ case '*':
+ case '&':
+ if (sb == null) {
+ sb = new StringBuilder(name, 0, pos, name.Length + 3);
+ }
+ sb.Append("\\").Append(c);
+ break;
+ default:
+ if (sb != null) {
+ sb.Append(c);
+ }
+ break;
+ }
+ }
+ return sb != null ? sb.ToString() : name;
+ }
+ }
}