func loadShortNumberMetadataFromFile()

in shortnumber_info.go [51:73]

• 20 lines of code
• 6 McCabe index (conditional complexity)

func loadShortNumberMetadataFromFile() error {
	metadataCollection, err := ShortNumberMetadataCollection()
	if err != nil {
		return err
	} else if currShortNumberMetadataColl == nil {
		currShortNumberMetadataColl = metadataCollection
	}

	metadataList := metadataCollection.GetMetadata()
	if len(metadataList) == 0 {
		return ErrEmptyMetadata
	}

	for _, meta := range metadataList {
		region := meta.GetId()
		if region == "001" {
			// it's a non geographical entity, unused
		} else {
			writeToShortNumberRegionToMetadataMap(region, meta)
		}
	}
	return nil
}