1// Copyright © 2014 Steve Francia <spf@spf13.com>.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6// http://www.apache.org/licenses/LICENSE-2.0
7//
8// Unless required by applicable law or agreed to in writing, software
9// distributed under the License is distributed on an "AS IS" BASIS,
10// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11// See the License for the specific language governing permissions and
12// limitations under the License.
13
14package mem
15
16type Dir interface {
17	Len() int
18	Names() []string
19	Files() []*FileData
20	Add(*FileData)
21	Remove(*FileData)
22}
23
24func RemoveFromMemDir(dir *FileData, f *FileData) {
25	dir.memDir.Remove(f)
26}
27
28func AddToMemDir(dir *FileData, f *FileData) {
29	dir.memDir.Add(f)
30}
31
32func InitializeDir(d *FileData) {
33	if d.memDir == nil {
34		d.dir = true
35		d.memDir = &DirMap{}
36	}
37}
38