30 lines
863 B
Dart
30 lines
863 B
Dart
import 'package:emojis/emoji.dart';
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import 'package:characters/characters.dart';
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final _emojis = Emoji.all();
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extension StringExtension on String {
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String capitalize() {
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return "${this[0].toUpperCase()}${this.substring(1)}";
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}
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// Emojis guidelines
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// 1 to 3 emojis: big size with no text bubble.
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// 4+ emojis or emojis+text: standard size with text bubble.
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bool get isOnlyEmoji {
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final characters = this.trim().characters;
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if (characters.isEmpty) return false;
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if (characters.length > 3) return false;
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return characters.every((c) => _emojis.map((e) => e.char).contains(c));
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}
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}
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/// List extension
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extension IterableX<T> on Iterable<T> {
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/// Insert any item<T> inBetween the list items
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List<T> insertBetween(T item) => expand((e) sync* {
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yield item;
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yield e;
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}).skip(1).toList(growable: false);
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}
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