Cosmos/source/Indy.IL2CPU.IL/CustomImplementations/System/Int16Impl.cs
mterwoord_cp db03691ff6
2008-02-08 08:15:59 +00:00

48 lines
1.2 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Indy.IL2CPU.Plugs;
namespace Indy.IL2CPU.IL.CustomImplementations.System {
[Plug(Target=typeof(short))]
public static class Int16Impl {
//[PlugMethod(Signature = "System_String___System_Int16_ToString____")]
public static string ToString(ref short aThis) {
return Int32Impl.GetNumberString(aThis);
}
public static Int16 Parse(string s)
{
const string digits = "0123456789";
Int16 result = 0;
int z = 0;
bool neg = false;
if (s.Length >= 1)
{
if (s[0] == '+')
z = 1;
if (s[0] == '-')
{
z = 1;
neg = true;
}
}
for (int i = z; i < s.Length; i++)
{
Int16 ind = (Int16)digits.IndexOf(s[i]);
if (ind == -1)
throw new FormatException();
result = (short)((result * 10) + ind);
}
if (neg)
result *= -1;
return result;
}
}
}