unic_ucd_normal/lib.rs
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76
// Copyright 2012-2015 The Rust Project Developers.
// Copyright 2017 The UNIC Project Developers.
//
// See the COPYRIGHT file at the top-level directory of this distribution.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#![no_std]
#![warn(
bad_style,
missing_debug_implementations,
missing_docs,
unconditional_recursion
)]
#![forbid(unsafe_code)]
//! # UNIC — UCD — Normalization
//!
//! A component of [`unic`: Unicode and Internationalization Crates for Rust](/unic/).
//!
//! Unicode character properties for composition and decomposition.
//!
//! ```rust
//! extern crate unic_ucd_normal;
//!
//! use unic_ucd_normal::compose;
//!
//! fn main() {
//! assert_eq!(compose('A','\u{30a}'), Some('Å'));
//! }
//! ```
#[macro_use]
extern crate unic_char_property;
#[macro_use]
extern crate unic_char_range;
mod pkg_info;
pub use crate::pkg_info::{PKG_DESCRIPTION, PKG_NAME, PKG_VERSION};
pub mod canonical_combining_class;
pub use crate::canonical_combining_class::CanonicalCombiningClass;
mod composition;
pub use crate::composition::{
canonical_composition,
canonical_decomposition,
compatibility_decomposition,
};
mod decomposition;
pub use crate::decomposition::{decompose_canonical, decompose_compatible};
mod gen_cat;
pub use crate::gen_cat::is_combining_mark;
mod decomposition_type;
pub use crate::decomposition_type::DecompositionType;
use unic_ucd_hangul::compose_syllable;
/// Compose two characters into a single character, if possible.
/// See [Unicode Standard Annex #15](https://www.unicode.org/reports/tr15/)
/// for more information.
pub fn compose(a: char, b: char) -> Option<char> {
compose_syllable(a, b).or_else(|| canonical_composition(a).and_then(|table| table.find(b)))
}
use unic_ucd_version::UnicodeVersion;
/// The [Unicode version](https://www.unicode.org/versions/) of data
pub const UNICODE_VERSION: UnicodeVersion = include!("../tables/unicode_version.rsv");