lstater.go raw

   1  // Copyright © 2018 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 afero
  15  
  16  import (
  17  	"os"
  18  )
  19  
  20  // Lstater is an optional interface in Afero. It is only implemented by the
  21  // filesystems saying so.
  22  // It will call Lstat if the filesystem iself is, or it delegates to, the os filesystem.
  23  // Else it will call Stat.
  24  // In addtion to the FileInfo, it will return a boolean telling whether Lstat was called or not.
  25  type Lstater interface {
  26  	LstatIfPossible(name string) (os.FileInfo, bool, error)
  27  }
  28