From 4f016e2ae092efc2cd51ab25cf9d8d31a64289a4 Mon Sep 17 00:00:00 2001
From: yggverse <yggverse@project>
Date: Wed, 18 Dec 2024 12:43:17 +0200
Subject: [PATCH] initial commit

---
 .github/workflows/build.yml | 27 +++++++++++++++++++++++++++
 .gitignore                  |  2 ++
 Cargo.toml                  | 19 +++++++++++++++++++
 README.md                   | 28 +++++++++++++++++++++++++++-
 src/lib.rs                  | 24 ++++++++++++++++++++++++
 tests/integration.rs        | 15 +++++++++++++++
 6 files changed, 114 insertions(+), 1 deletion(-)
 create mode 100644 .github/workflows/build.yml
 create mode 100644 .gitignore
 create mode 100644 Cargo.toml
 create mode 100644 src/lib.rs
 create mode 100644 tests/integration.rs

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..85edd8b
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,27 @@
+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
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..cb117fd
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+Cargo.lock
+target
\ No newline at end of file
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..dde741d
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,19 @@
+[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]
diff --git a/README.md b/README.md
index 9796d8f..bab2732 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,28 @@
 # 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");
+```
\ No newline at end of file
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..f09654c
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,24 @@
+/// 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)]
+    }]
+}
diff --git a/tests/integration.rs b/tests/integration.rs
new file mode 100644
index 0000000..957a0bb
--- /dev/null
+++ b/tests/integration.rs
@@ -0,0 +1,15 @@
+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");
+}