private static Value ParseJsonString(VmGlobals globals, char[] rawValue, int length, Index i)
{
i.Value++; // opening quote
StringBuilder sb = new StringBuilder();
while (i.Value < length && rawValue[i.Value] != '"')
{
char c = rawValue[i.Value++];
if (c == '\\')
{
switch (rawValue[i.Value++])
{
case '\\': c = '\\'; break;
case '"': c = '"'; break;
case '\'': c = '\''; break;
case 'n': c = '\n'; break;
case 't': c = '\t'; break;
case 'r': c = '\r'; break;
case '0': c = '\0'; break;
default: throw new JsonParserException();
}
}
sb.Append(c);
}
if (i.Value >= length)
{
throw new JsonParserException();
}
i.Value++; // closing quote
return(CrayonWrapper.buildString(globals, sb.ToString()));
}
private Value ConvertNativeArg(object na)
{
if (na == null)
{
return(vm.globalNull);
}
if (na is Value)
{
return((Value)na); // allow mixed native/Value
}
if (na is bool)
{
return((bool)na ? vm.globalTrue : vm.globalFalse);
}
if (na is string)
{
return(CrayonWrapper.buildString(vm.globals, (string)na));
}
if (na is int)
{
return(CrayonWrapper.buildInteger(vm.globals, (int)na));
}
if (na is double)
{
return(CrayonWrapper.buildFloat(vm.globals, (double)na));
}
if (na is float)
{
return(CrayonWrapper.buildFloat(vm.globals, (float)na));
}
if (na is object[])
{
List <Value> list = new List <Value>(((object[])na).Select(a => ConvertNativeArg(a)));
return(CrayonWrapper.buildList(list));
}
throw new NotImplementedException("Unsupported type for native arg: " + na.GetType());
}
private static Value ParseJsonString(VmGlobals globals, char[] rawValue, int length, Index i)
{
i.Value++; // opening quote
StringBuilder sb = new StringBuilder();
while (i.Value < length && rawValue[i.Value] != '"')
{
char c = rawValue[i.Value++];
if (c == '\\')
{
switch (rawValue[i.Value++])
{
case '\\': sb.Append('\\'); break;
case '"': sb.Append('"'); break;
case '\'': sb.Append('\''); break;
case 'n': sb.Append('\n'); break;
case 't': sb.Append('\t'); break;
case 'r': sb.Append('\r'); break;
case '0': sb.Append('\0'); break;
case 'u':
if (i.Value + 4 < length)
{
char u1 = rawValue[i.Value];
char u2 = rawValue[i.Value + 1];
char u3 = rawValue[i.Value + 2];
char u4 = rawValue[i.Value + 3];
i.Value += 4;
string hexValue = "" + u1 + u2 + u3 + u4;
int value;
if (!int.TryParse(hexValue, System.Globalization.NumberStyles.HexNumber, null, out value))
{
throw new JsonParserException();
}
sb.Append((char)value);
}
else
{
throw new JsonParserException();
}
break;
default:
throw new JsonParserException();
}
}
else
{
sb.Append(c);
}
}
if (i.Value >= length)
{
throw new JsonParserException();
}
i.Value++; // closing quote
return(CrayonWrapper.buildString(globals, sb.ToString()));
}