Validating a string contains only emojis

import 'package:luthor/luthor.dart';

void main() {
  final validator = l.string().emoji();
  print(validator.validateValue('👍'));
}

import 'package:luthor/luthor.dart';
import 'package:freezed_annotation/freezed_annotation.dart';

part 'emoji.freezed.dart';
part 'emoji.g.dart';

@luthor
@freezed
abstract class EmojiSchema with _$EmojiSchema {
  const factory EmojiSchema({
    @isEmoji /* OR @IsEmoji() */ required String value,
  }) = _EmojiSchema;

  factory EmojiSchema.fromJson(Map<String, dynamic> json) =>
      _$EmojiSchemaFromJson(json);
}

void main() {
  final result = $EmojiSchemaValidate({'value': '👍'});

  switch (result) {
    case SchemaValidationSuccess(data: final data):
      print('✅ Valid: ${data.value}');
    case SchemaValidationError(errors: final errors):
      print('❌ Errors: $errors');
  }
}