| private GetValueAtIndex ( Object obj, ulong index ) : Object | ||
| obj | Object | |
| index | ulong | |
| return | Object | |
public static Object unshift(Object thisob, params Object[] args)
{
if (args == null || args.Length == 0)
{
return(thisob);
}
if (thisob is ArrayObject)
{
return(((ArrayObject)thisob).Unshift(args));
}
uint oldLength = Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
long newLength = oldLength + args.Length;
LateBinding.SetMemberValue(thisob, "length", newLength);
// shift the array
for (long i = oldLength - 1; i >= 0; i--)
{
Object val = LateBinding.GetValueAtIndex(thisob, (ulong)i);
if (val is Missing)
{
LateBinding.DeleteValueAtIndex(thisob, (ulong)(i + args.Length));
}
else
{
LateBinding.SetValueAtIndex(thisob, (ulong)(i + args.Length), val);
}
}
// copy the input args
for (uint i = 0; i < args.Length; i++)
{
LateBinding.SetValueAtIndex(thisob, i, args[i]);
}
return(thisob);
}
internal static String Join(Object thisob, String separator, bool localize)
{
StringBuilder str = new StringBuilder();
uint thisLength = Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
if (thisLength > int.MaxValue)
{
throw new JScriptException(JSError.OutOfMemory);
}
// Small optimization so we're not doing a bunch of reallocs for large arrays.
if (thisLength > str.Capacity)
{
str.Capacity = (int)thisLength;
}
for (uint i = 0; i < thisLength; i++)
{
Object value = LateBinding.GetValueAtIndex(thisob, i);
if (value != null && !(value is Missing))
{
if (localize)
{
str.Append(Convert.ToLocaleString(value));
}
else
{
str.Append(Convert.ToString(value));
}
}
if (i < thisLength - 1)
{
str.Append(separator);
}
}
return(str.ToString());
}
internal void SortObject(long left, long right) //left and right are longs to allow for values < 0. Their positives values are always < UInt32.MaxValue.
{
Object x, y;
if (right > left)
{
long piv = left + (long)((right - left) * MathObject.random());
LateBinding.SwapValues(this.obj, (uint)piv, (uint)right);
x = LateBinding.GetValueAtIndex(this.obj, (ulong)right);
long i = left - 1, j = right;
while (true)
{
do
{
y = LateBinding.GetValueAtIndex(this.obj, (ulong)++i);
}while(i < j && this.Compare(x, y) >= 0);
do
{
y = LateBinding.GetValueAtIndex(this.obj, (ulong)--j);
}while(j > i && this.Compare(x, y) <= 0);
if (i >= j)
{
break;
}
LateBinding.SwapValues(this.obj, (uint)i, (uint)j);
}
LateBinding.SwapValues(this.obj, (uint)i, (uint)right);
this.SortObject(left, i - 1);
this.SortObject(i + 1, right);
}
}
public static Object shift(Object thisob)
{
Object res = null;
if (thisob is ArrayObject)
{
return(((ArrayObject)thisob).Shift());
}
uint length = Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
if (length == 0)
{
LateBinding.SetMemberValue(thisob, "length", 0);
return(res);
}
res = LateBinding.GetValueAtIndex(thisob, 0);
for (uint i = 1; i < length; i++)
{
Object val = LateBinding.GetValueAtIndex(thisob, i);
if (val is Missing)
{
LateBinding.DeleteValueAtIndex(thisob, i - 1);
}
else
{
LateBinding.SetValueAtIndex(thisob, i - 1, val);
}
}
LateBinding.DeleteValueAtIndex(thisob, length - 1);
LateBinding.SetMemberValue(thisob, "length", length - 1);
return(res);
}
internal static String Join(Object thisob, String separator, bool localize)
{
StringBuilder str = new StringBuilder();
uint thisLength = Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
for (uint i = 0; i < thisLength; i++)
{
Object value = LateBinding.GetValueAtIndex(thisob, i);
if (value != null && !(value is Missing))
{
if (localize)
{
str.Append(Convert.ToLocaleString(value));
}
else
{
str.Append(Convert.ToString(value));
}
}
if (i < thisLength - 1)
{
str.Append(separator);
}
}
return(str.ToString());
}
internal static string Join(object thisob, string separator, bool localize)
{
StringBuilder builder = new StringBuilder();
uint num = Microsoft.JScript.Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
if (num > 0x7fffffff)
{
throw new JScriptException(JSError.OutOfMemory);
}
if (num > builder.Capacity)
{
builder.Capacity = (int)num;
}
for (uint i = 0; i < num; i++)
{
object valueAtIndex = LateBinding.GetValueAtIndex(thisob, (ulong)i);
if ((valueAtIndex != null) && !(valueAtIndex is Missing))
{
if (localize)
{
builder.Append(Microsoft.JScript.Convert.ToLocaleString(valueAtIndex));
}
else
{
builder.Append(Microsoft.JScript.Convert.ToString(valueAtIndex));
}
}
if (i < (num - 1))
{
builder.Append(separator);
}
}
return(builder.ToString());
}
internal void SortObject(long left, long right)
{
object obj3;
if (right <= left)
{
return;
}
long num = left + ((long)((right - left) * MathObject.random()));
LateBinding.SwapValues(this.obj, (uint)num, (uint)right);
object valueAtIndex = LateBinding.GetValueAtIndex(this.obj, (ulong)right);
long num2 = left - 1L;
long num3 = right;
Label_0039:
obj3 = LateBinding.GetValueAtIndex(this.obj, (ulong)(num2 += 1L));
if ((num2 < num3) && (this.Compare(valueAtIndex, obj3) >= 0))
{
goto Label_0039;
}
do
{
obj3 = LateBinding.GetValueAtIndex(this.obj, (ulong)(num3 -= 1L));
}while ((num3 > num2) && (this.Compare(valueAtIndex, obj3) <= 0));
if (num2 < num3)
{
LateBinding.SwapValues(this.obj, (uint)num2, (uint)num3);
goto Label_0039;
}
LateBinding.SwapValues(this.obj, (uint)num2, (uint)right);
this.SortObject(left, num2 - 1L);
this.SortObject(num2 + 1L, right);
}
public static object unshift(object thisob, params object[] args)
{
if ((args != null) && (args.Length != 0))
{
if (thisob is ArrayObject)
{
return(((ArrayObject)thisob).Unshift(args));
}
uint num = Microsoft.JScript.Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
long num2 = num + args.Length;
LateBinding.SetMemberValue(thisob, "length", num2);
for (long i = num - 1; i >= 0L; i -= 1L)
{
object valueAtIndex = LateBinding.GetValueAtIndex(thisob, (ulong)i);
if (valueAtIndex is Missing)
{
LateBinding.DeleteValueAtIndex(thisob, (ulong)(i + args.Length));
}
else
{
LateBinding.SetValueAtIndex(thisob, (ulong)(i + args.Length), valueAtIndex);
}
}
for (uint j = 0; j < args.Length; j++)
{
LateBinding.SetValueAtIndex(thisob, (ulong)j, args[j]);
}
}
return(thisob);
}
public static object shift(object thisob)
{
object valueAtIndex = null;
if (thisob is ArrayObject)
{
return(((ArrayObject)thisob).Shift());
}
uint num = Microsoft.JScript.Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
if (num == 0)
{
LateBinding.SetMemberValue(thisob, "length", 0);
return(valueAtIndex);
}
valueAtIndex = LateBinding.GetValueAtIndex(thisob, 0L);
for (uint i = 1; i < num; i++)
{
object obj3 = LateBinding.GetValueAtIndex(thisob, (ulong)i);
if (obj3 is Missing)
{
LateBinding.DeleteValueAtIndex(thisob, (ulong)(i - 1));
}
else
{
LateBinding.SetValueAtIndex(thisob, (ulong)(i - 1), obj3);
}
}
LateBinding.DeleteValueAtIndex(thisob, (ulong)(num - 1));
LateBinding.SetMemberValue(thisob, "length", num - 1);
return(valueAtIndex);
}
public static ArrayObject slice(Object thisob, VsaEngine engine, double start, Object end)
{
ArrayObject array = engine.GetOriginalArrayConstructor().Construct();
uint length = Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
// compute the start index
long startIndex = Runtime.DoubleToInt64(Convert.ToInteger(start));
if (startIndex < 0)
{
startIndex = length + startIndex;
if (startIndex < 0)
{
startIndex = 0;
}
}
else if (startIndex > length)
{
startIndex = length;
}
// compute the end index
long endIndex = length;
if (end != null && !(end is Missing))
{
endIndex = Runtime.DoubleToInt64(Convert.ToInteger(end));
if (endIndex < 0)
{
endIndex = length + endIndex;
if (endIndex < 0)
{
endIndex = 0;
}
}
else if (endIndex > length)
{
endIndex = length;
}
}
// slice
if (endIndex > startIndex)
{
array.length = endIndex - startIndex;
for (ulong i = (ulong)startIndex, j = 0; i < (ulong)endIndex; i++, j++)
{
Object val = LateBinding.GetValueAtIndex(thisob, i);
if (!(val is Missing))
{
LateBinding.SetValueAtIndex(array, j, val);
}
}
}
return(array);
}
public static ArrayObject slice(object thisob, VsaEngine engine, double start, object end)
{
ArrayObject obj2 = engine.GetOriginalArrayConstructor().Construct();
uint num = Microsoft.JScript.Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
long num2 = Runtime.DoubleToInt64(Microsoft.JScript.Convert.ToInteger(start));
if (num2 < 0L)
{
num2 = num + num2;
if (num2 < 0L)
{
num2 = 0L;
}
}
else if (num2 > num)
{
num2 = num;
}
long num3 = num;
if ((end != null) && !(end is Missing))
{
num3 = Runtime.DoubleToInt64(Microsoft.JScript.Convert.ToInteger(end));
if (num3 < 0L)
{
num3 = num + num3;
if (num3 < 0L)
{
num3 = 0L;
}
}
else if (num3 > num)
{
num3 = num;
}
}
if (num3 > num2)
{
obj2.length = num3 - num2;
ulong index = (ulong)num2;
for (ulong i = 0L; index < num3; i += (ulong)1L)
{
object valueAtIndex = LateBinding.GetValueAtIndex(thisob, index);
if (!(valueAtIndex is Missing))
{
LateBinding.SetValueAtIndex(obj2, i, valueAtIndex);
}
index += (ulong)1L;
}
}
return(obj2);
}
public static Object pop(Object thisob)
{
uint thisLength = Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
if (thisLength == 0)
{
LateBinding.SetMemberValue(thisob, "length", 0);
return(null);
}
Object result = LateBinding.GetValueAtIndex(thisob, thisLength - 1);
LateBinding.DeleteValueAtIndex(thisob, thisLength - 1);
LateBinding.SetMemberValue(thisob, "length", thisLength - 1);
return(result);
}
public static object pop(object thisob)
{
uint num = Microsoft.JScript.Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
if (num == 0)
{
LateBinding.SetMemberValue(thisob, "length", 0);
return(null);
}
object valueAtIndex = LateBinding.GetValueAtIndex(thisob, (ulong)(num - 1));
LateBinding.DeleteValueAtIndex(thisob, (ulong)(num - 1));
LateBinding.SetMemberValue(thisob, "length", num - 1);
return(valueAtIndex);
}
public static ArrayObject splice(Object thisob, VsaEngine engine, double start, double deleteCnt, params Object[] args)
{
uint oldLength = Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
// compute the start index
long startIndex = Runtime.DoubleToInt64(Convert.ToInteger(start));
if (startIndex < 0)
{
startIndex = oldLength + startIndex;
if (startIndex < 0)
{
startIndex = 0;
}
}
else if (startIndex > oldLength)
{
startIndex = oldLength;
}
// compute the number of items to delete
long deleteCount = Runtime.DoubleToInt64(Convert.ToInteger(deleteCnt));
if (deleteCount < 0)
{
deleteCount = 0;
}
else if (deleteCount > oldLength - startIndex)
{
deleteCount = oldLength - startIndex;
}
long newLength = oldLength + args.Length - deleteCount;
// create an array for the result
ArrayObject result = engine.GetOriginalArrayConstructor().Construct();
result.length = deleteCount;
// special case array objects (nice speedup if dense)
if (thisob is ArrayObject)
{
((ArrayObject)thisob).Splice((uint)startIndex, (uint)deleteCount, args, result, (uint)oldLength, (uint)newLength);
return(result);
}
// copy the deleted items to the result array
for (ulong i = 0; i < (ulong)deleteCount; i++)
{
result.SetValueAtIndex((uint)i, LateBinding.GetValueAtIndex(thisob, i + (ulong)startIndex));
}
// shift the remaining elements left or right
long n = oldLength - startIndex - deleteCount;
if (newLength < oldLength)
{
for (long i = 0; i < n; i++)
{
LateBinding.SetValueAtIndex(thisob, (ulong)(i + startIndex + args.Length), LateBinding.GetValueAtIndex(thisob, (ulong)(i + startIndex + deleteCount)));
}
LateBinding.SetMemberValue(thisob, "length", newLength);
}
else
{
LateBinding.SetMemberValue(thisob, "length", newLength);
for (long i = n - 1; i >= 0; i--)
{
LateBinding.SetValueAtIndex(thisob, (ulong)(i + startIndex + args.Length), LateBinding.GetValueAtIndex(thisob, (ulong)(i + startIndex + deleteCount)));
}
}
// splice in the arguments
int m = args == null ? 0 : args.Length;
for (uint i = 0; i < m; i++)
{
LateBinding.SetValueAtIndex(thisob, i + (ulong)startIndex, args[i]);
}
return(result);
}
public static ArrayObject splice(object thisob, VsaEngine engine, double start, double deleteCnt, params object[] args)
{
uint oldLength = Microsoft.JScript.Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
long num2 = Runtime.DoubleToInt64(Microsoft.JScript.Convert.ToInteger(start));
if (num2 < 0L)
{
num2 = oldLength + num2;
if (num2 < 0L)
{
num2 = 0L;
}
}
else if (num2 > oldLength)
{
num2 = oldLength;
}
long num3 = Runtime.DoubleToInt64(Microsoft.JScript.Convert.ToInteger(deleteCnt));
if (num3 < 0L)
{
num3 = 0L;
}
else if (num3 > (oldLength - num2))
{
num3 = oldLength - num2;
}
long num4 = (oldLength + args.Length) - num3;
ArrayObject outArray = engine.GetOriginalArrayConstructor().Construct();
outArray.length = num3;
if (thisob is ArrayObject)
{
((ArrayObject)thisob).Splice((uint)num2, (uint)num3, args, outArray, oldLength, (uint)num4);
return(outArray);
}
for (ulong i = 0L; i < num3; i += (ulong)1L)
{
outArray.SetValueAtIndex((uint)i, LateBinding.GetValueAtIndex(thisob, i + ((ulong)num2)));
}
long num6 = (oldLength - num2) - num3;
if (num4 < oldLength)
{
for (long k = 0L; k < num6; k += 1L)
{
LateBinding.SetValueAtIndex(thisob, (ulong)((k + num2) + args.Length), LateBinding.GetValueAtIndex(thisob, (ulong)((k + num2) + num3)));
}
LateBinding.SetMemberValue(thisob, "length", num4);
}
else
{
LateBinding.SetMemberValue(thisob, "length", num4);
for (long m = num6 - 1L; m >= 0L; m -= 1L)
{
LateBinding.SetValueAtIndex(thisob, (ulong)((m + num2) + args.Length), LateBinding.GetValueAtIndex(thisob, (ulong)((m + num2) + num3)));
}
}
int num9 = (args == null) ? 0 : args.Length;
for (uint j = 0; j < num9; j++)
{
LateBinding.SetValueAtIndex(thisob, (ulong)(j + num2), args[j]);
}
return(outArray);
}
