public static LNode LLLPG_lexer(LNode node, IMacroContext context)
{
return(LllpgMacro(node, context, _lexer, lexerCfg =>
{
var helper = new IntStreamCodeGenHelper();
foreach (var option in MacroContext.GetOptions(lexerCfg.Args))
{
LNode value = option.Value ?? LNode.Missing;
string key = option.Key.Name.Name;
switch (key.ToLowerInvariant())
{
case "inputsource": helper.InputSource = value; break;
case "inputclass": helper.InputClass = value; break;
case "terminaltype": helper.TerminalType = value; break;
case "settype": helper.SetType = value; break;
case "listinitializer": helper.SetListInitializer(value); break;
case "nocheckbydefault": SetOption <bool>(context, option.Key, value.Value, b => helper.NoCheckByDefault = b); break;
default:
context.Sink.Error(option.Key, "Unrecognized option '{0}'. Available options: " +
"InputSource: var, InputClass: type, TerminalType: type, SetType: type, " +
"ListInitializer: var _ = new List<T>(), NoCheckByDefault: true", key);
break;
}
}
return helper;
}));
}
public static LNode LLLPG_lexer(LNode node, IMacroContext context)
{
return(LllpgMacro(node, context, _lexer, lexerCfg =>
{
var helper = new IntStreamCodeGenHelper();
foreach (var option in MacroContext.GetOptions(lexerCfg.Args))
{
LNode value = option.Value;
string key = (option.Key ?? (Symbol)"??").Name;
switch (key.ToLowerInvariant())
{
case "inputsource": helper.InputSource = value; break;
case "inputclass": helper.InputClass = value; break;
case "terminaltype": helper.TerminalType = value; break;
case "settype": helper.SetType = value; break;
case "listinitializer": helper.SetListInitializer(value); break;
default:
context.Write(Severity.Error, value, "Unrecognized option '{0}'. Available options: " +
"inputSource: var, inputClass: type, terminalType: type, setType: type, listInitializer: var _ = new List<T>()", key);
break;
}
}
return helper;
}));
}
public static LNode LLLPG_lexer(LNode node, IMacroContext context)
{
var p = context.GetArgsAndBody(true);
var args = p.A;
var body = p.B;
LNode lexerCfg;
if (args.Count != 1 || (lexerCfg = args[0]).Name != _lexer)
{
return(null);
}
// Scan options in lexer(...) node
var helper = new IntStreamCodeGenHelper();
foreach (var option in MacroContext.GetOptions(lexerCfg.Args))
{
LNode value = option.Value;
string key = (option.Key ?? (Symbol)"??").Name;
switch (key.ToLowerInvariant())
{
case "inputsource": helper.InputSource = value; break;
case "inputclass": helper.InputClass = value; break;
case "terminaltype": helper.TerminalType = value; break;
case "settype": helper.SetType = value; break;
case "listinitializer": helper.SetListInitializer(value); break;
default:
context.Write(Severity.Error, value, "Unrecognized option '{0}'. Available options: " +
"inputSource: var, inputClass: type, terminalType: type, setType: type, listInitializer: var _ = new List<T>()", key);
break;
}
}
return(node.WithTarget(_run_LLLPG).WithArgs(F.Literal(helper), F.Braces(body)));
}
