agent-runbook 0.1.2

Generate a local runbook for AI coding agents.
Documentation 
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use std::process::Command;

pub struct CommandOutput {
    pub status: bool,
    pub first_line: String,
}

pub fn resolve_command(command: &str) -> Option<String> {
    let output = if cfg!(windows) {
        run_command("where", &[command])
    } else {
        run_command("sh", &["-c", &format!("command -v {command}")])
    };

    output
        .status
        .then_some(output.first_line)
        .filter(|line| !line.is_empty())
}

pub fn run_command(command: &str, args: &[&str]) -> CommandOutput {
    let Ok(output) = Command::new(command).args(args).output() else {
        return CommandOutput {
            status: false,
            first_line: "failed to start command".to_string(),
        };
    };

    let stdout = String::from_utf8_lossy(&output.stdout);
    let stderr = String::from_utf8_lossy(&output.stderr);
    let text = if output.status.success() {
        format!("{stdout}{stderr}")
    } else {
        format!("{stderr}{stdout}")
    };

    CommandOutput {
        status: output.status.success(),
        first_line: text
            .replace('\0', "")
            .trim()
            .lines()
            .next()
            .unwrap_or("")
            .to_string(),
    }
}