private void makeRegex(Arguments args)
{
var ptrn = args[0];
if (ptrn.valueType == JSObjectType.Object && ptrn.oValue is RegExp)
{
if (args.GetMember("length").iValue > 1 && args[1].valueType > JSObjectType.Undefined)
throw new JSException(new TypeError("Cannot supply flags when constructing one RegExp from another"));
oValue = ptrn.oValue;
regEx = (oValue as RegExp).regEx;
_global = (oValue as RegExp).global;
_source = (oValue as RegExp)._source;
return;
}
var pattern = ptrn.valueType > JSObjectType.Undefined ? ptrn.ToString() : "";
var flags = args.GetMember("length").iValue > 1 && args[1].valueType > JSObjectType.Undefined ? args[1].ToString() : "";
makeRegex(pattern, flags);
}
public static JSObject toString(JSObject self, Arguments radix)
{
var ovt = self.valueType;
if (self.valueType > JSObjectType.Double && self.GetType() == typeof(Number))
self.valueType = self.dValue == 0.0 ? JSObjectType.Int : JSObjectType.Double;
try
{
if (self.valueType != JSObjectType.Int && self.valueType != JSObjectType.Double)
throw new JSException((new TypeError("Try to call Number.toString on not Number object")));
int r = 10;
if (radix != null && radix.GetMember("length").iValue > 0)
{
var ar = radix[0];
if (ar.valueType == JSObjectType.Object && ar.oValue == null)
throw new JSException((new Error("Radix can't be null.")));
switch (ar.valueType)
{
case JSObjectType.Int:
case JSObjectType.Bool:
{
r = ar.iValue;
break;
}
case JSObjectType.Double:
{
r = (int)ar.dValue;
break;
}
case JSObjectType.NotExistsInObject:
case JSObjectType.Undefined:
{
r = 10;
break;
}
default:
{
r = Tools.JSObjectToInt32(ar);
break;
}
}
}
if (r < 2 || r > 36)
throw new JSException((new TypeError("Radix must be between 2 and 36.")));
if (r == 10)
return self.ToString();
else
{
long res = self.iValue;
var sres = new StringBuilder();
bool neg;
if (self.valueType == JSObjectType.Double)
{
if (double.IsNaN(self.dValue))
return "NaN";
if (double.IsPositiveInfinity(self.dValue))
return "Infinity";
if (double.IsNegativeInfinity(self.dValue))
return "-Infinity";
res = (long)self.dValue;
if (res != self.dValue) // your bunny wrote
{
double dtemp = self.dValue;
neg = dtemp < 0;
if (neg)
dtemp = -dtemp;
sres.Append(Tools.NumChars[(int)(dtemp % r)]);
res /= r;
while (dtemp >= 1.0)
{
sres.Append(Tools.NumChars[(int)(dtemp % r)]);
dtemp /= r;
}
if (neg)
sres.Append('-');
for (int i = sres.Length - 1, j = 0; i > j; j++, i--)
{
sres[i] ^= sres[j];
sres[j] ^= sres[i];
sres[i] ^= sres[j];
sres[i] += (char)((sres[i] / 'A') * ('a' - 'A'));
sres[j] += (char)((sres[j] / 'A') * ('a' - 'A'));
}
return sres.ToString();
}
}
neg = res < 0;
if (neg)
res = -res;
if (res < 0)
throw new JSException(new Error("Internal error"));
sres.Append(Tools.NumChars[res % r]);
res /= r;
while (res != 0)
{
sres.Append(Tools.NumChars[res % r]);
res /= r;
}
if (neg)
sres.Append('-');
for (int i = sres.Length - 1, j = 0; i > j; j++, i--)
{
sres[i] ^= sres[j];
sres[j] ^= sres[i];
sres[i] ^= sres[j];
sres[i] += (char)((sres[i] / 'A') * ('a' - 'A'));
sres[j] += (char)((sres[j] / 'A') * ('a' - 'A'));
}
return sres.ToString();
}
}
finally
{
self.valueType = ovt;
}
}
public ArrayBuffer slice(Arguments args)
{
if (args == null)
throw new ArgumentNullException("args");
var l = Tools.JSObjectToInt32(args.GetMember("length"));
if (l == 0)
return this;
if (l == 1)
return slice(Tools.JSObjectToInt32(args[0]), Data.Length - 1);
else
return slice(Tools.JSObjectToInt32(args[0]), Tools.JSObjectToInt32(args[1]));
}
