(
locales: string | string[] | undefined,
options: DisplayNamesOptions
)
| 43 | |
| 44 | export class DisplayNames { |
| 45 | constructor( |
| 46 | locales: string | string[] | undefined, |
| 47 | options: DisplayNamesOptions |
| 48 | ) { |
| 49 | if (new.target === undefined) { |
| 50 | throw TypeError(`Constructor Intl.DisplayNames requires 'new'`) |
| 51 | } |
| 52 | const requestedLocales = CanonicalizeLocaleList(locales) |
| 53 | options = GetOptionsObject(options) |
| 54 | |
| 55 | const opt = Object.create(null) |
| 56 | const {localeData} = DisplayNames |
| 57 | const matcher = GetOption( |
| 58 | options, |
| 59 | 'localeMatcher', |
| 60 | 'string', |
| 61 | ['lookup', 'best fit'], |
| 62 | 'best fit' |
| 63 | ) |
| 64 | opt.localeMatcher = matcher |
| 65 | |
| 66 | const r = ResolveLocale( |
| 67 | Array.from(DisplayNames.availableLocales), |
| 68 | requestedLocales, |
| 69 | opt, |
| 70 | [], // there is no relevantExtensionKeys |
| 71 | DisplayNames.localeData, |
| 72 | DisplayNames.getDefaultLocale |
| 73 | ) |
| 74 | |
| 75 | const style = GetOption( |
| 76 | options, |
| 77 | 'style', |
| 78 | 'string', |
| 79 | ['narrow', 'short', 'long'], |
| 80 | 'long' |
| 81 | ) |
| 82 | setSlot(this, 'style', style) |
| 83 | |
| 84 | const type = GetOption( |
| 85 | options, |
| 86 | 'type', |
| 87 | 'string', |
| 88 | ['language', 'region', 'script', 'currency', 'calendar', 'dateTimeField'], |
| 89 | undefined |
| 90 | ) |
| 91 | if (type === undefined) { |
| 92 | throw TypeError(`Intl.DisplayNames constructor requires "type" option`) |
| 93 | } |
| 94 | |
| 95 | setSlot(this, 'type', type) |
| 96 | |
| 97 | const fallback = GetOption( |
| 98 | options, |
| 99 | 'fallback', |
| 100 | 'string', |
| 101 | ['code', 'none'], |
| 102 | 'code' |
nothing calls this directly
no test coverage detected