errand-bot 0.2.0

Run a coding agent from a chat channel, in a sandbox it cannot escape.
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//! Shared test helpers, for tests that need to know where the repository is.

use std::path::PathBuf;

/// The nearest directory version control answers for, walking up from the
/// crate, so a test finds the repository root however cargo was invoked.
pub(crate) fn repo_root() -> PathBuf {
    let mut dir = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
    loop {
        for marker in [".jj", ".git"] {
            if dir.join(marker).exists() {
                return dir;
            }
        }
        assert!(
            dir.pop(),
            "could not find the repository root from {}",
            env!("CARGO_MANIFEST_DIR")
        );
    }
}