// Generic helpers
package main

import (
	"sync"
	"sort"
)

func rangeOrdered(m *sync.Map, fn func(k, v any) bool) {
    var keys []string

    m.Range(func(k, v any) bool {
        keys = append(keys, k.(string))
        return true
    })

    sort.Strings(keys)

    for _, k := range keys {
        v, _ := m.Load(k)
        if !fn(k, v) {
            break
        }
    }
}