safing-portbase/config/registry.go

43 lines
931 B
Go

package config
import (
"errors"
"fmt"
"regexp"
"sync"
)
var (
optionsLock sync.RWMutex
options = make(map[string]*Option)
// ErrIncompleteCall is return when RegisterOption is called with empty mandatory values.
ErrIncompleteCall = errors.New("could not register config option: all fields, except for the validationRegex are mandatory")
)
// Register registers a new configuration option.
func Register(option *Option) error {
if option.Name == "" ||
option.Key == "" ||
option.Description == "" ||
option.ExpertiseLevel == 0 ||
option.OptType == 0 {
return ErrIncompleteCall
}
if option.ValidationRegex != "" {
var err error
option.compiledRegex, err = regexp.Compile(option.ValidationRegex)
if err != nil {
return fmt.Errorf("config: could not compile option.ValidationRegex: %s", err)
}
}
optionsLock.Lock()
defer optionsLock.Unlock()
options[option.Key] = option
return nil
}