Function hook_command_exists

atomic-agent/src/hooks/gemini_cli.rs:767–771

Check if a specific hook command already exists in a matcher list.

(matchers: &[GeminiHookMatcher], matcher_str: &str, command: &str)

/// Check if a specific hook command already exists in a matcher list.
fn hook_command_exists(matchers: &[GeminiHookMatcher], matcher_str: &str, command: &str) -> bool {
    matchers
        .iter()
        .any(|m| m.matcher == matcher_str && m.hooks.iter().any(|h| h.command == command))
}

/// Add a hook command to a matcher list, creating the matcher if needed.
fn add_hook_to_matcher(