rust helloworld

Author: jwatson0

.github/workflows/rust.yaml

@@ -0,0 +1,63 @@
+
+name: Rust - CI
+
+on:
+  push:
+    paths:
+      - 'runtime/rust/**'
+      - '!**/*.md'
+    branches:
+      - 'develop'
+      - 'main'
+      - 'release/**'
+  pull_request:
+    paths:
+      - 'runtime/rust/**'
+      - '!**/*.md'
+    branches:
+      - 'develop'
+      - 'main'
+      - 'release/**'
+  workflow_dispatch:
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install stable toolchain
+      uses: actions-rs/toolchain@v1
+      with:
+        profile: minimal
+        toolchain: stable
+        override: true
+
+    - name: Build
+      uses: actions-rs/cargo@v1
+      with:
+        command: build
+        args: --all-features
+
+    - name: Run tests
+      uses: actions-rs/cargo@v1
+      with:
+        command: test
+        args: --all-features
+
+    - name: Run clippy
+      uses: actions-rs/cargo@v1
+      with:
+        command: clippy
+        args: --all-features -- -D warnings
+
+    - name: Run fmt
+      uses: actions-rs/cargo@v1
+      with:
+        command: fmt
+        args: --all -- --check

runtime/rust/Cargo.lock

@@ -0,0 +1,7 @@
+[package]
+name = "hello-world"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+regex = "1.0"

runtime/rust/Cargo.toml

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+use regex::Regex;
+
+fn main() {
+    println!("Hello, world!");
+
+    // Example usage of the regex crate
+    let re = Regex::new(r"^Hello, (.+)!$").unwrap();
+    let text = "Hello, world!";
+    if let Some(caps) = re.captures(text) {
+        println!("Greeting target: {}", &caps[1]);
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_prints_hello_world() {
+        // Capture output if needed, but for now, we'll just assert a simple condition
+        assert_eq!(2 + 2, 4);
+    }
+
+    #[test]
+    fn it_works_with_regex() {
+        let re = Regex::new(r"^Hello, (.+)!$").unwrap();
+        let text = "Hello, world!";
+        assert!(re.is_match(text));
+
+        if let Some(caps) = re.captures(text) {
+            assert_eq!(&caps[1], "world");
+        }
+    }
+}