initial commit

.github/workflows/build.yml

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+name: Build
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+env:
+  CARGO_TERM_COLOR: always
+  RUSTFLAGS: -Dwarnings
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Run rustfmt
+      run: cargo fmt --all -- --check
+    - name: Run clippy
+      run: cargo clippy --all-targets
+    - name: Build
+      run: cargo build --verbose
+    - name: Run tests
+      run: cargo test --verbose

.gitignore

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+Cargo.lock
+target

Cargo.toml

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+[package]
+name = "plurify"
+version = "0.1.0"
+edition = "2021"
+
+license = "MIT"
+readme = "README.md"
+description = "Pluralize words in different locales"
+keywords = ["plural", "singular", "inflect", "translate", "localization"]
+categories = [
+    "development-tools",
+    "localization",
+    "parsing",
+    "text-processing",
+    "value-formatting",
+]
+repository = "https://github.com/YGGverse/plurify"
+
+[dependencies]

README.md

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 # plurify
-Library to pluralize words
+
+![Build](https://github.com/YGGverse/plurify/actions/workflows/build.yml/badge.svg)
+
+Pluralize words in different locales
+
+## Install
+
+``` bash
+cargo add plurify
+```
+
+## Usage
+
+``` rust
+use plurify::ns;
+
+let en = &["cat", "cats", "cats"];
+let uk = &["кіт", "кота", "котів"];
+
+assert_eq!(ns(1, en), "cat");
+assert_eq!(ns(2, en), "cats");
+assert_eq!(ns(5, en), "cats");
+
+assert_eq!(ns(1, uk), "кіт");
+assert_eq!(ns(2, uk), "кота");
+assert_eq!(ns(5, uk), "котів");
+```

src/lib.rs

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+/// Get plural string `s` match number `n`
+///
+/// ## Example
+/// ``` rust
+/// use plurify::ns;
+///
+/// let en = &["cat", "cats", "cats"];
+/// let uk = &["кіт", "кота", "котів"];
+///
+/// assert_eq!(ns(1, en), "cat");
+/// assert_eq!(ns(2, en), "cats");
+/// assert_eq!(ns(5, en), "cats");
+///
+/// assert_eq!(ns(1, uk), "кіт");
+/// assert_eq!(ns(2, uk), "кота");
+/// assert_eq!(ns(5, uk), "котів");
+/// ```
+pub fn ns<'a>(n: usize, s: &[&'a str]) -> &'a str {
+    s[if (n % 100) > 4 && (n % 100) < 20 {
+        2
+    } else {
+        [2, 0, 1, 1, 1, 2][std::cmp::min(n % 10, 5)]
+    }]
+}

tests/integration.rs

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+use plurify::ns;
+
+#[test]
+fn _ns() {
+    let en = &["cat", "cats", "cats"];
+    let uk = &["кіт", "кота", "котів"];
+
+    assert_eq!(ns(1, en), "cat");
+    assert_eq!(ns(2, en), "cats");
+    assert_eq!(ns(5, en), "cats");
+
+    assert_eq!(ns(1, uk), "кіт");
+    assert_eq!(ns(2, uk), "кота");
+    assert_eq!(ns(5, uk), "котів");
+}