dirmap.go (1365B)
1 // Copyright © 2015 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 14 package mem 15 16 import "sort" 17 18 type DirMap map[string]*FileData 19 20 func (m DirMap) Len() int { return len(m) } 21 func (m DirMap) Add(f *FileData) { m[f.name] = f } 22 func (m DirMap) Remove(f *FileData) { delete(m, f.name) } 23 func (m DirMap) Files() (files []*FileData) { 24 for _, f := range m { 25 files = append(files, f) 26 } 27 sort.Sort(filesSorter(files)) 28 return files 29 } 30 31 // implement sort.Interface for []*FileData 32 type filesSorter []*FileData 33 34 func (s filesSorter) Len() int { return len(s) } 35 func (s filesSorter) Swap(i, j int) { s[i], s[j] = s[j], s[i] } 36 func (s filesSorter) Less(i, j int) bool { return s[i].name < s[j].name } 37 38 func (m DirMap) Names() (names []string) { 39 for x := range m { 40 names = append(names, x) 41 } 42 return names 43 }