github.com/gogf/gf/v2@v2.7.4/os/gfile/gfile_sort.go (about)

     1  // Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
     2  //
     3  // This Source Code Form is subject to the terms of the MIT License.
     4  // If a copy of the MIT was not distributed with this file,
     5  // You can obtain one at https://github.com/gogf/gf.
     6  
     7  package gfile
     8  
     9  import (
    10  	"strings"
    11  
    12  	"github.com/gogf/gf/v2/container/garray"
    13  )
    14  
    15  // fileSortFunc is the comparison function for files.
    16  // It sorts the array in order of: directory -> file.
    17  // If `path1` and `path2` are the same type, it then sorts them as strings.
    18  func fileSortFunc(path1, path2 string) int {
    19  	isDirPath1 := IsDir(path1)
    20  	isDirPath2 := IsDir(path2)
    21  	if isDirPath1 && !isDirPath2 {
    22  		return -1
    23  	}
    24  	if !isDirPath1 && isDirPath2 {
    25  		return 1
    26  	}
    27  	if n := strings.Compare(path1, path2); n != 0 {
    28  		return n
    29  	} else {
    30  		return -1
    31  	}
    32  }
    33  
    34  // SortFiles sorts the `files` in order of: directory -> file.
    35  // Note that the item of `files` should be absolute path.
    36  func SortFiles(files []string) []string {
    37  	array := garray.NewSortedStrArrayComparator(fileSortFunc)
    38  	array.Add(files...)
    39  	return array.Slice()
    40  }