// Punct
// Mask 1 excludes @*_-.
// Mask 2 excludes @*_-.
// Mask 4 excludes @*_-.+/
// AlphaNumeric, spaces
// Mask 1 excludes letters and numbers
// Mask 2 escapes ' ' with +
// Mask 4 excludes letters and numbers
// 1 and 4 unexclude ' '
public override object Call(ExecutionContext GLOBAL, object t, JSObjectBase a, ExecutionContext x)
{
int alen = (int)JSObject.ToNumber(GLOBAL, a.GetItem(GLOBAL, "length").GetValue(GLOBAL));
int mask = 4;
if (alen == 0)
{
return(JSUndefined.Undefined);
}
else if (alen > 1)
{
mask = (int)JSObject.ToNumber(GLOBAL, a.GetItem(GLOBAL, "1").GetValue(GLOBAL));
}
string instr = JSObject.ToPrimitive(GLOBAL, a.GetItem(GLOBAL, "0").GetValue(GLOBAL));
StringBuilder result = new StringBuilder();
foreach (char ch in instr)
{
if (ch == ' ' && mask == 2)
{
result.Append('+');
}
else if ((ch == '+' || ch == '/') && (mask & 4) != 0)
{
result.Append(ch);
}
else if ((ch == '@' || ch == '*' || ch == '_' || ch == '-' || ch == '.') && mask != 0)
{
result.Append(ch);
}
else if (char.IsLetterOrDigit(ch) && mask != 0)
{
result.Append(ch);
}
else
{
if (ch >= (char)0x100)
{
result.Append(string.Format("%u{0:X4}", (int)ch));
}
else
{
result.Append(string.Format("%{0:X2}", (int)ch));
}
}
}
return(result.ToString());
}
public static string join(ExecutionContext GLOBAL, object selfOb, string sep)
{
JSObjectBase self = (JSObjectBase)selfOb;
List <string> strings = new List <string>();
int idx;
for (idx = 0; idx < JSObject.ToNumber(GLOBAL, self.GetItem(GLOBAL, "length").GetValue(GLOBAL)); idx++)
{
string istr = idx.ToString();
if (self.HasOwnProperty(istr) && self.GetItem(GLOBAL, istr).GetValue(GLOBAL) != null)
{
strings.Add(JSObject.ToPrimitive(GLOBAL, self.GetItem(GLOBAL, istr).GetValue(GLOBAL)));
}
else
{
strings.Add("");
}
}
return(string.Join(sep, strings.ToArray()));
}
internal object Add(object res1, object res2)
{
object v;
if (res1 is string || res2 is string)
{
string s1 = res1 != null?JSObject.ToPrimitive(GLOBAL, res1) : "";
string s2 = res2 != null?JSObject.ToPrimitive(GLOBAL, res2) : "";
v = s1 + s2;
}
else if (res1 is double || res2 is double || res1 is bool || res2 is bool)
{
v = (double)(JSObject.ToNumber(GLOBAL, res1) + JSObject.ToNumber(GLOBAL, res2));
}
else
{
v = JSObject.ToPrimitive(GLOBAL, res1) + JSObject.ToPrimitive(GLOBAL, res2);
}
return(v);
}
public override object Call(ExecutionContext GLOBAL, object t, JSObjectBase a, ExecutionContext x)
{
int alen = (int)JSObject.ToNumber(GLOBAL, a.GetItem(GLOBAL, "length").GetValue(GLOBAL));
StringBuilder result = new StringBuilder();
Match escChar;
if (alen == 0)
{
return(JSUndefined.Undefined);
}
string instr = JSObject.ToPrimitive(GLOBAL, a.GetItem(GLOBAL, "0").GetValue(GLOBAL));
int startAt = 0;
int lastUsed = 0;
while (startAt < instr.Length && (escChar = escapedChar.Match(instr, startAt)).Success)
{
startAt = escChar.Index;
result.Append(instr.Substring(lastUsed, startAt - lastUsed));
if (escChar.Groups[0].Value[1] == 'u')
{
startAt += 6;
result.Append((char)int.Parse(escChar.Groups[0].Value.Substring(2), NumberStyles.HexNumber));
}
else
{
startAt += 3;
result.Append((char)int.Parse(escChar.Groups[0].Value.Substring(1), NumberStyles.HexNumber));
}
lastUsed = startAt;
}
if (lastUsed < instr.Length)
{
result.Append(instr.Substring(lastUsed));
}
return(result.ToString());
}
int lexorder(ExecutionContext GLOBAL, object a, object b)
{
string astr = JSObject.ToPrimitive(GLOBAL, a), bstr = JSObject.ToPrimitive(GLOBAL, b);
return(astr.CompareTo(bstr));
}