hk 1.44.2

A tool for managing git hooks
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use crate::Result;
use std::process::Command;

#[derive(Debug, clap::Args)]
pub struct NoCommitToBranch {
    /// Branch names to protect (default: main, master)
    #[clap(long, value_delimiter = ',')]
    pub branch: Option<Vec<String>>,
}

impl NoCommitToBranch {
    pub async fn run(&self) -> Result<()> {
        let protected_branches = self
            .branch
            .clone()
            .unwrap_or_else(|| vec!["main".to_string(), "master".to_string()]);

        let current_branch = get_current_branch()?;

        if protected_branches.contains(&current_branch) {
            return Err(std::io::Error::other(format!(
                "Cannot commit directly to protected branch '{}'",
                current_branch
            ))
            .into());
        }

        Ok(())
    }
}

fn get_current_branch() -> Result<String> {
    // Use symbolic-ref instead of rev-parse to work in repos without commits
    let output = Command::new("git")
        .args(["symbolic-ref", "--short", "HEAD"])
        .output()?;

    if !output.status.success() {
        return Err(std::io::Error::other("Failed to get current git branch").into());
    }

    let branch = String::from_utf8(output.stdout)?.trim().to_string();

    Ok(branch)
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_get_current_branch() {
        // This test will only pass in a git repository
        // In CI or non-git environments, it might fail
        let result = get_current_branch();
        if let Ok(branch) = result {
            // Branch name should not be empty
            assert!(!branch.is_empty());
        }
    }
}