File: id.go

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package server

import (
	"crypto/rand"

	"github.com/oklog/ulid"
)

// Id returns a unique Id that can be used for new values. This generates
// a ulid value but the ID itself should be an internal detail. An error will
// be returned if the ID could be generated.
func Id() (string, error) {
	id, err := ulid.New(ulid.Now(), rand.Reader)
	if err != nil {
		return "", err
	}

	return id.String(), nil
}