Godeps/_workspace/src/github.com/rjeczalik/notify/tree.go


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// Copyright (c) 2014-2015 The Notify Authors. All rights reserved.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.

package notify

const buffer = 128

type tree interface {
    Watch(string, chan<- EventInfo, ...Event) error
    Stop(chan<- EventInfo)
    Close() error
}

func newTree() tree {
    c := make(chan EventInfo, buffer)
    w := newWatcher(c)
    if rw, ok := w.(recursiveWatcher); ok {
        return newRecursiveTree(rw, c)
    }
    return newNonrecursiveTree(w, c, make(chan EventInfo, buffer))
}