//! Stub Watcher implementation

#![allow(unused_variables)]

use crate::Config;

use super::{RecursiveMode, Result, Watcher};

use std::path::Path;

/// Stub `Watcher` implementation

///

/// Events are never delivered from this watcher.

#[derive(Debug)]

pub struct NullWatcher;

impl Watcher for NullWatcher {

    fn watch(&mut self, path: &Path, recursive_mode: RecursiveMode) -> Result<()> {

        Ok(())

    }

    fn unwatch(&mut self, path: &Path) -> Result<()> {

        Ok(())

    }

    fn new<F: crate::EventHandler>(event_handler: F, config: Config) -> Result<Self>

    where

        Self: Sized,

    {

        Ok(NullWatcher)

    }

    fn configure(&mut self, config: Config) -> Result<bool> {

        Ok(false)

    }

    fn kind() -> crate::WatcherKind {

        crate::WatcherKind::NullWatcher

    }

}