Rhino.Decompiler.IncreaseSourceCapacity C# (CSharp) Method

		private void IncreaseSourceCapacity(int minimalCapacity)
		{
			// Call this only when capacity increase is must
			if (minimalCapacity <= sourceBuffer.Length)
			{
				Kit.CodeBug();
			}
			int newCapacity = sourceBuffer.Length * 2;
			if (newCapacity < minimalCapacity)
			{
				newCapacity = minimalCapacity;
			}
			char[] tmp = new char[newCapacity];
			System.Array.Copy(sourceBuffer, 0, tmp, 0, sourceTop);
			sourceBuffer = tmp;
		}