icu_locid/subtags/script.rs
// This file is part of ICU4X. For terms of use, please see the file
// called LICENSE at the top level of the ICU4X source tree
// (online at: https://github.com/unicode-org/icu4x/blob/main/LICENSE ).
impl_tinystr_subtag!(
/// A script subtag (examples: `"Latn"`, `"Arab"`, etc.)
///
/// [`Script`] represents a Unicode base language code conformant to the
/// [`unicode_script_id`] field of the Language and Locale Identifier.
///
/// # Examples
///
/// ```
/// use icu::locid::subtags::Script;
///
/// let script: Script =
/// "Latn".parse().expect("Failed to parse a script subtag.");
/// ```
///
/// [`unicode_script_id`]: https://unicode.org/reports/tr35/#unicode_script_id
Script,
subtags,
script,
subtags_script,
4..=4,
s,
s.is_ascii_alphabetic(),
s.to_ascii_titlecase(),
s.is_ascii_alphabetic_titlecase(),
InvalidSubtag,
["Latn"],
["Latin"],
);