Function parseLanguageTag

parseLanguageTag(
languageTag: string,
): { direction?: "ltr" | "rtl"; language: string }
Parses a language tag to extract base language and direction (RDF 1.2).
Parameters
- languageTag: string
  The full language tag (e.g., "en--ltr", "ar--rtl")
Returns { direction?: "ltr" | "rtl"; language: string }
Object with language and optional direction
- Defined in utilities/terms.ts:68