2 files changed, 140 insertions, 0 deletions
diff --git a/vendor/xshell/examples/ci.rs b/vendor/xshell/examples/ci.rs
new file mode 100644
index 000000000..799b28824
--- /dev/null
+++ b/vendor/xshell/examples/ci.rs
@@ -0,0 +1,112 @@
+//! This CI script for `xshell`.
+//!
+//! It also serves as a real-world example, yay bootstrap!
+use std::{env, process, thread, time::Duration, time::Instant};
+
+use xshell::{cmd, Result, Shell};
+
+fn main() {
+    if let Err(err) = try_main() {
+        eprintln!("{}", err);
+        process::exit(1);
+    }
+}
+
+fn try_main() -> Result<()> {
+    let sh = Shell::new()?;
+    if env::args().nth(1).as_deref() == Some("publish") {
+        publish(&sh)
+    } else {
+        test(&sh)
+    }
+}
+
+fn test(sh: &Shell) -> Result<()> {
+    // Can't delete oneself on Windows.
+    if !cfg!(windows) {
+        sh.remove_path("./target")?;
+    }
+
+    {
+        let _s = Section::new("BUILD");
+        cmd!(sh, "cargo test --workspace --no-run").run()?;
+    }
+
+    {
+        let _s = Section::new("TEST");
+        cmd!(sh, "cargo test --workspace").run()?;
+    }
+    Ok(())
+}
+
+fn publish(sh: &Shell) -> Result<()> {
+    let _s = Section::new("PUBLISH");
+    let manifest = sh.read_file("./Cargo.toml")?;
+
+    let version = manifest
+        .lines()
+        .find_map(|line| {
+            let words = line.split_ascii_whitespace().collect::<Vec<_>>();
+            match words.as_slice() {
+                [n, "=", v, ..] if n.trim() == "version" => {
+                    assert!(v.starts_with('"') && v.ends_with('"'));
+                    return Some(&v[1..v.len() - 1]);
+                }
+                _ => None,
+            }
+        })
+        .unwrap();
+
+    let tag = format!("v{}", version);
+    let tags = cmd!(sh, "git tag --list").read()?;
+    let tag_exists = tags.split_ascii_whitespace().any(|it| it == &tag);
+
+    let current_branch = cmd!(sh, "git branch --show-current").read()?;
+
+    if current_branch == "master" && !tag_exists {
+        cmd!(sh, "git tag v{version}").run()?;
+
+        let token = sh.var("CRATES_IO_TOKEN").unwrap_or("DUMMY_TOKEN".to_string());
+        {
+            let _p = sh.push_dir("xshell-macros");
+            cmd!(sh, "cargo publish --token {token}").run()?;
+            for _ in 0..100 {
+                thread::sleep(Duration::from_secs(3));
+                let err_msg =
+                    cmd!(sh, "cargo install xshell-macros --version {version} --bin non-existing")
+                        .ignore_status()
+                        .read_stderr()?;
+
+                let not_found = err_msg.contains("could not find ");
+                let tried_installing = err_msg.contains("Installing");
+                assert!(not_found ^ tried_installing);
+                if tried_installing {
+                    break;
+                }
+            }
+        }
+        cmd!(sh, "cargo publish --token {token}").run()?;
+        cmd!(sh, "git push --tags").run()?;
+    }
+    Ok(())
+}
+
+struct Section {
+    name: &'static str,
+    start: Instant,
+}
+
+impl Section {
+    fn new(name: &'static str) -> Section {
+        println!("::group::{}", name);
+        let start = Instant::now();
+        Section { name, start }
+    }
+}
+
+impl Drop for Section {
+    fn drop(&mut self) {
+        println!("{}: {:.2?}", self.name, self.start.elapsed());
+        println!("::endgroup::");
+    }
+}
diff --git a/vendor/xshell/examples/clone_and_publish.rs b/vendor/xshell/examples/clone_and_publish.rs
new file mode 100644
index 000000000..e18d9e200
--- /dev/null
+++ b/vendor/xshell/examples/clone_and_publish.rs
@@ -0,0 +1,28 @@
+//! Clones a git repository and publishes it to crates.io.
+use xshell::{cmd, Shell};
+
+fn main() -> anyhow::Result<()> {
+    let sh = Shell::new()?;
+
+    let user = "matklad";
+    let repo = "xshell";
+    cmd!(sh, "git clone https://github.com/{user}/{repo}.git").run()?;
+    sh.change_dir(repo);
+
+    let test_args = ["-Zunstable-options", "--report-time"];
+    cmd!(sh, "cargo test -- {test_args...}").run()?;
+
+    let manifest = sh.read_file("Cargo.toml")?;
+    let version = manifest
+        .split_once("version = \"")
+        .and_then(|it| it.1.split_once('\"'))
+        .map(|it| it.0)
+        .ok_or_else(|| anyhow::format_err!("can't find version field in the manifest"))?;
+
+    cmd!(sh, "git tag {version}").run()?;
+
+    let dry_run = if sh.var("CI").is_ok() { None } else { Some("--dry-run") };
+    cmd!(sh, "cargo publish {dry_run...}").run()?;
+
+    Ok(())
+}