How to use

isSuccess

method

in

org.petitparser.context.Result

@Override
public Result parseOn(Context context) {
 Result result = null;
 for (Parser parser : parsers) {
  result = parser.parseOn(context);
  if (result.isSuccess()) {
   return result;
  }
 }
 return result;
}

/**
 * Tests if the {@code input} can be successfully parsed.
 */
public boolean accept(String input) {
 return parse(input).isSuccess();
}

/**
 * Tests if the {@code input} can be successfully parsed.
 */
public boolean accept(String input) {
 return parse(input).isSuccess();
}

@Override
public Result parseOn(Context context) {
 Result result = null;
 for (Parser parser : parsers) {
  result = parser.parseOn(context);
  if (result.isSuccess()) {
   return result;
  }
 }
 return result;
}

private Result consume(Parser parser, Context context) {
 Result result = parser.parseOn(context);
 while (result.isSuccess()) {
  result = parser.parseOn(result);
 }
 return result;
}

@Override
public Result parseOn(Context context) {
 Result result = delegate.parseOn(context);
 if (result.isSuccess()) {
  return result;
 } else {
  return context.success(otherwise);
 }
}

private Result consume(Parser parser, Context context) {
 Result result = parser.parseOn(context);
 while (result.isSuccess()) {
  result = parser.parseOn(result);
 }
 return result;
}

@Override
public Result parseOn(Context context) {
 Result result = delegate.parseOn(context);
 if (result.isSuccess()) {
  return result;
 } else {
  return context.success(otherwise);
 }
}

@Override
public Result parseOn(Context context) {
 Result result = delegate.parseOn(context);
 if (result.isSuccess()) {
  return result.success(function.apply(result.get()));
 } else {
  return result;
 }
}

@Override
public Result parseOn(Context context) {
 Result result = delegate.parseOn(context);
 if (result.isSuccess()) {
  return result.success(function.apply(result.get()));
 } else {
  return result;
 }
}

@Override
public Result parseOn(Context context) {
 Result result = delegate.parseOn(context);
 if (result.isSuccess()) {
  return context.success(result.get());
 } else {
  return result;
 }
}

@Override
public Result parseOn(Context context) {
 Result result = delegate.parseOn(context);
 if (result.isSuccess()) {
  return context.success(result.get());
 } else {
  return result;
 }
}

if (stop.isSuccess()) {
 return contexts.get(contexts.size() - 1).success(elements);

@Override
public Result parseOn(Context context) {
 Result result = delegate.parseOn(context);
 if (result.isSuccess()) {
  String flattened = context.getBuffer()
    .substring(context.getPosition(), result.getPosition());
  return result.success(flattened);
 } else {
  return result;
 }
}

@Override
public Result parseOn(Context context) {
 Result result = delegate.parseOn(context);
 if (result.isSuccess()) {
  String flattened = context.getBuffer()
    .substring(context.getPosition(), result.getPosition());
  return result.success(flattened);
 } else {
  return result;
 }
}

} else if (value == '&') {
 Result result = ENTITY.parseOn(context.success(null, position));
 if (result.isSuccess() && result.get() != null) {
  output.append(input, start, position);
  output.append((char) result.get());

@Override
public Result parseOn(Context context) {
 Context current = context;
 List<Object> elements = new ArrayList<>();
 while (elements.size() < min) {
  Result result = delegate.parseOn(current);
  if (result.isFailure()) {
   return result;
  }
  elements.add(result.get());
  current = result;
 }
 while (true) {
  Result stop = limit.parseOn(current);
  if (stop.isSuccess()) {
   return current.success(elements);
  } else {
   if (max != UNBOUNDED && elements.size() >= max) {
    return stop;
   }
   Result result = delegate.parseOn(current);
   if (result.isFailure()) {
    return stop;
   }
   elements.add(result.get());
   current = result;
  }
 }
}

@Override
public Result parseOn(Context context) {
 Context current = context;
 List<Object> elements = new ArrayList<>();
 while (elements.size() < min) {
  Result result = delegate.parseOn(current);
  if (result.isFailure()) {
   return result;
  }
  elements.add(result.get());
  current = result;
 }
 while (true) {
  Result stop = limit.parseOn(current);
  if (stop.isSuccess()) {
   return current.success(elements);
  } else {
   if (max != UNBOUNDED && elements.size() >= max) {
    return stop;
   }
   Result result = delegate.parseOn(current);
   if (result.isFailure()) {
    return stop;
   }
   elements.add(result.get());
   current = result;
  }
 }
}

@Override
public Result parseOn(Context context) {
 Result result = delegate.parseOn(context);
 if (result.isSuccess()) {
  Token token = new Token(context.getBuffer(), context.getPosition(), result.getPosition(),
    result.get());
  return result.success(token);
 } else {
  return result;
 }
}

@Override
public Result parseOn(Context context) {
 Result result = delegate.parseOn(context);
 if (result.isSuccess()) {
  Token token = new Token(context.getBuffer(), context.getPosition(), result.getPosition(),
    result.get());
  return result.success(token);
 } else {
  return result;
 }
}