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12 lines
477 B
TypeScript
12 lines
477 B
TypeScript
import type { StarlightConfig } from '../../types';
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/**
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* Get the BCP-47 language tag for the given locale.
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* @param locale Locale string or `undefined` for the root locale.
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*/
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export function localeToLang(config: StarlightConfig, locale: string | undefined): string {
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const lang = locale ? config.locales?.[locale]?.lang : config.locales?.root?.lang;
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const defaultLang = config.defaultLocale?.lang || config.defaultLocale?.locale;
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return lang || defaultLang || 'en';
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}
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