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';

@freezed
@luthor
class EmojiSchema extends _$EmojiSchema {
  const factory EmojiSchema({
    required String value,
  }) = _$EmojiSchema;

  static SchemaValidationResult<EmojiSchema> validate(
    Map<String, dynamic> json,
  ) =>
      _$EmojiSchemaValidate(json);

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

void main() {
  print(EmojiSchema.validate({'value': '👍'}));
}