// Copyright 2018 The etcd Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package main

import "sort"

func aggSort(ss []string) (sorted []string) {
	set := make(map[string]struct{})
	for _, s := range ss {
		set[s] = struct{}{}
	}
	sorted = make([]string, 0, len(set))
	for k := range set {
		sorted = append(sorted, k)
	}
	sort.Strings(sorted)
	return sorted
}

func sortMap(set map[string]struct{}) (sorted []string) {
	sorted = make([]string, 0, len(set))
	for k := range set {
		sorted = append(sorted, k)
	}
	sort.Strings(sorted)
	return sorted
}