public void AddLast(FRngString value)
{
if (value is null)
{
throw new ArgumentNullException(nameof(value));
}
AddLastInternal(new FMultiRngString(value.str, value.sidx, value.eidx));
}
public StringContext(FRngString value)
{
if (value is null)
{
throw new ArgumentNullException(nameof(value));
}
str = value.str;
sidx = value.sidx;
eidx = value.eidx;
}
public static HashedString ToHashedString(this FRngString value)
{
#if DEBUG
if (value is null)
{
throw new System.ArgumentNullException(nameof(value));
}
#endif
int sidx = value.sidx;
int cnt = value.eidx - sidx;
return(new HashedString(value.str.GetFixedHashcode(sidx, cnt), cnt));
}
public static bool TryToInt32(this FRngString value, out int result)
{
string str = value.str;
int sidx = value.sidx;
int eidx = value.eidx;
char first = str[sidx];
int locr;
if (char.IsDigit(first))
{
locr = first - '0';
}
else
{
sidx++;
locr = 0;
}
for (; sidx < eidx; sidx++)
{
char c = str[sidx];
if (!char.IsDigit(c))
{
result = 0;
return(false);
}
else
{
locr = locr * 10 + (c - '0');
}
}
result =
first == '-'
? -locr
: locr;
return(true);
}
public void Add(FRngString value)
{
if (closed)
{
throw new InvalidOperationException();
}
else if (value is null)
{
throw new ArgumentNullException(nameof(value));
}
if (str != value.str)
{
throw new InvalidOperationException();
}
else if (value.sidx < sidx)
{
sidx = value.sidx;
}
else
{
eidx = value.eidx;
}
}
public FCharEnumerator(FRngString value) : this(value.str, value.sidx, value.eidx)
{
}
public static float ToFloat(this FRngString value) => float.Parse(value.ToString());
public static double ToDouble(this FRngString value) => double.Parse(value.ToString());
public static decimal ToDecimal(this FRngString value) => decimal.Parse(value.ToString());
public static int ToInt32(this FRngString value)
{
TryToInt32(value, out int result);
return(result);
}
public FMultiRngString(FRngString value) : this(value.str, value.sidx, value.eidx)
{
}