@Override public ParseStep pickNext(final ParserContext context, final ParseStep previous) { for (final ParserPickerFactory ppf : ppfs) { final ParseStep ps = ppf.getPicker(prevAttemptPos).pickNext(context, previous); if (ps != null) return ps; } return null; }
@Override public void teach(final Iterable<ParseStep> step) { for (final ParserPickerFactory ppf : factories) { ppf.teach(step); } }