private Arg ParseArg()
{
Arg ret;
int start = GetStart();
Expr value = ParseExpr();
IdentifierExpr n = value as IdentifierExpr;
if (n != null)
{
string name = n.Name;
int end = GetEnd();
if (MaybeEat(TokenType.Colon))
{
value = ParseExpr();
ret = new Arg(name, value);
ret.SetLoc(_globalParent, start, GetEnd());
return ret;
}
}
ret = new Arg(value);
ret.SetLoc(_globalParent, value.IndexSpan);
return ret;
}
