100 lines
2.8 KiB
Markdown
100 lines
2.8 KiB
Markdown
|
Iterators which split strings on Grapheme Cluster or Word boundaries, according
|
||
|
|
to the [Unicode Standard Annex #29](http://www.unicode.org/reports/tr29/) rules.
|
||
|
|
|
||
|
|
[](https://travis-ci.org/unicode-rs/unicode-segmentation)
|
||
|
|
|
||
|
|
[Documentation](https://unicode-rs.github.io/unicode-segmentation/unicode_segmentation/index.html)
|
||
|
|
|
||
|
|
```rust
|
||
|
|
use unicode_segmentation::UnicodeSegmentation;
|
||
|
|
|
||
|
|
fn main() {
|
||
|
|
let s = "a̐éö̲\r\n";
|
||
|
|
let g = s.graphemes(true).collect::<Vec<&str>>();
|
||
|
|
let b: &[_] = &["a̐", "é", "ö̲", "\r\n"];
|
||
|
|
assert_eq!(g, b);
|
||
|
|
|
||
|
|
let s = "The quick (\"brown\") fox can't jump 32.3 feet, right?";
|
||
|
|
let w = s.unicode_words().collect::<Vec<&str>>();
|
||
|
|
let b: &[_] = &["The", "quick", "brown", "fox", "can't", "jump", "32.3", "feet", "right"];
|
||
|
|
assert_eq!(w, b);
|
||
|
|
|
||
|
|
let s = "The quick (\"brown\") fox";
|
||
|
|
let w = s.split_word_bounds().collect::<Vec<&str>>();
|
||
|
|
let b: &[_] = &["The", " ", "quick", " ", "(", "\"", "brown", "\"", ")", " ", " ", "fox"];
|
||
|
|
assert_eq!(w, b);
|
||
|
|
}
|
||
|
|
```
|
||
|
|
|
||
|
|
# no_std
|
||
|
|
|
||
|
|
unicode-segmentation does not depend on libstd, so it can be used in crates
|
||
|
|
with the `#![no_std]` attribute.
|
||
|
|
|
||
|
|
# crates.io
|
||
|
|
|
||
|
|
You can use this package in your project by adding the following
|
||
|
|
to your `Cargo.toml`:
|
||
|
|
|
||
|
|
```toml
|
||
|
|
[dependencies]
|
||
|
|
unicode-segmentation = "1.9.0"
|
||
|
|
```
|
||
|
|
|
||
|
|
# Change Log
|
||
|
|
|
||
|
|
## 1.7.1
|
||
|
|
|
||
|
|
* Update docs on version number
|
||
|
|
|
||
|
|
## 1.7.0
|
||
|
|
|
||
|
|
* [#87](https://github.com/unicode-rs/unicode-segmentation/pull/87) Upgrade to Unicode 13
|
||
|
|
* [#79](https://github.com/unicode-rs/unicode-segmentation/pull/79) Implement a special-case lookup for ascii grapheme categories
|
||
|
|
* [#77](https://github.com/unicode-rs/unicode-segmentation/pull/77) Optimization for grapheme iteration
|
||
|
|
|
||
|
|
## 1.6.0
|
||
|
|
|
||
|
|
* [#72](https://github.com/unicode-rs/unicode-segmentation/pull/72) Upgrade to Unicode 12
|
||
|
|
|
||
|
|
## 1.5.0
|
||
|
|
|
||
|
|
* [#68](https://github.com/unicode-rs/unicode-segmentation/pull/68) Upgrade to Unicode 11
|
||
|
|
|
||
|
|
## 1.4.0
|
||
|
|
|
||
|
|
* [#56](https://github.com/unicode-rs/unicode-segmentation/pull/56) Upgrade to Unicode 10
|
||
|
|
|
||
|
|
## 1.3.0
|
||
|
|
|
||
|
|
* [#24](https://github.com/unicode-rs/unicode-segmentation/pull/24) Add support for sentence boundaries
|
||
|
|
* [#44](https://github.com/unicode-rs/unicode-segmentation/pull/44) Treat `gc=No` as a subset of `gc=N`
|
||
|
|
|
||
|
|
## 1.2.1
|
||
|
|
|
||
|
|
* [#37](https://github.com/unicode-rs/unicode-segmentation/pull/37):
|
||
|
|
Fix panic in `provide_context`.
|
||
|
|
* [#40](https://github.com/unicode-rs/unicode-segmentation/pull/40):
|
||
|
|
Fix crash in `prev_boundary`.
|
||
|
|
|
||
|
|
## 1.2.0
|
||
|
|
|
||
|
|
* New `GraphemeCursor` API allows random access and bidirectional iteration.
|
||
|
|
* Fixed incorrect splitting of certain emoji modifier sequences.
|
||
|
|
|
||
|
|
## 1.1.0
|
||
|
|
|
||
|
|
* Add `as_str` methods to the iterator types.
|
||
|
|
|
||
|
|
## 1.0.3
|
||
|
|
|
||
|
|
* Code cleanup and additional tests.
|
||
|
|
|
||
|
|
## 1.0.1
|
||
|
|
|
||
|
|
* Fix a bug affecting some grapheme clusters containing Prepend characters.
|
||
|
|
|
||
|
|
## 1.0.0
|
||
|
|
|
||
|
|
* Upgrade to Unicode 9.0.0.
|