github.com/imannamdari/v2ray-core/v5@v5.0.5/infra/conf/merge/priority.go (about)

     1  // Copyright 2020 Jebbs. All rights reserved.
     2  // Use of this source code is governed by MIT
     3  // license that can be found in the LICENSE file.
     4  
     5  package merge
     6  
     7  import "sort"
     8  
     9  func getPriority(v interface{}) float64 {
    10  	var m map[string]interface{}
    11  	var ok bool
    12  	if m, ok = v.(map[string]interface{}); !ok {
    13  		return 0
    14  	}
    15  	if i, ok := m[priorityKey]; ok {
    16  		if p, ok := i.(float64); ok {
    17  			return p
    18  		}
    19  	}
    20  	return 0
    21  }
    22  
    23  // sortByPriority sort slice by priority fields of their elements
    24  func sortByPriority(slice []interface{}) {
    25  	sort.Slice(
    26  		slice,
    27  		func(i, j int) bool {
    28  			return getPriority(slice[i]) < getPriority(slice[j])
    29  		},
    30  	)
    31  }