icu_locale_core/preferences/extensions/unicode/keywords/emoji.rs
1// This file is part of ICU4X. For terms of use, please see the file
2// called LICENSE at the top level of the ICU4X source tree
3// (online at: https://github.com/unicode-org/icu4x/blob/main/LICENSE ).
4
5#[cfg(feature = "alloc")]
6use crate::preferences::extensions::unicode::enum_keyword;
7
8#[cfg(feature = "alloc")]
9enum_keyword!(
10 /// A Unicode Emoji Presentation Style Identifier
11 ///
12 /// It specifies a request for the preferred emoji
13 /// presentation style. This can be used as part of the value for an HTML lang attribute,
14 /// for example `<html lang="sr-Latn-u-em-emoji">`.
15 /// The valid values are listed in [LDML](https://unicode.org/reports/tr35/#UnicodeEmojiPresentationStyleIdentifier).
16 [Default]
17 EmojiPresentationStyle {
18 /// Use an emoji presentation for emoji characters if possible
19 ("emoji" => Emoji),
20 /// Use a text presentation for emoji characters if possible
21 ("text" => Text),
22 /// Use the default presentation for emoji characters as specified in UTR #51 Presentation Style
23 [default]
24 ("default" => Default)
25}, "em");