notify 5.0.0-pre.2

Cross-platform filesystem notification library
Documentation 
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//! Stub Watcher implementation

#![allow(unused_variables)]

use super::{EventFn, RecursiveMode, Result, Watcher};
use std::path::Path;

/// Stub `Watcher` implementation
///
/// Events are never delivered from this watcher.
pub struct NullWatcher;

impl Watcher for NullWatcher {
    fn new_immediate<F: EventFn>(_event_fn: F) -> Result<NullWatcher> {
        Ok(NullWatcher)
    }

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

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