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unlock-music-cli/algo/common/dispatch.go

19 lines
442 B
Go

package common
import (
"path/filepath"
"strings"
)
type NewDecoderFunc func([]byte) Decoder
var decoderRegistry = make(map[string][]NewDecoderFunc)
func RegisterDecoder(ext string, dispatchFunc NewDecoderFunc) {
decoderRegistry[ext] = append(decoderRegistry[ext], dispatchFunc)
}
func GetDecoder(filename string) []NewDecoderFunc {
ext := strings.ToLower(strings.TrimLeft(filepath.Ext(filename), "."))
return decoderRegistry[ext]
}