public static bool PeekAndParse(
CharStream stream, out AST.INode expression)
{
if (stream.PeekReg(@"(\$|\@|\_|)?\w+(\.|\[)"))
{
expression = Property.Parse(stream);
return true;
}
expression = null;
return false;
}
public static bool PeekAndParse(
CharStream stream, out AST.INode expression)
{
if (stream.PeekReg(@"[$@]?\w+(\.\w+)*::"))
{
expression = Attribute.Parse(stream);
return true;
}
expression = null;
return false;
}
public static bool Peek(CharStream stream)
{
return stream.PeekReg(@"[\-\+0-9]");
}
public static bool Peek(CharStream stream)
{
return stream.PeekReg(@"[_a-zA-Z]");
}