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tests/cases/conformance/es2020/es2020IntlAPIs.ts(45,1): error TS2554: Expected 1-2 arguments, but got 0.
tests/cases/conformance/es2020/es2020IntlAPIs.ts(48,1): error TS2554: Expected 2 arguments, but got 0.
tests/cases/conformance/es2020/es2020IntlAPIs.ts(49,1): error TS2554: Expected 2 arguments, but got 1.
tests/cases/conformance/es2020/es2020IntlAPIs.ts(50,29): error TS2345: Argument of type '{}' is not assignable to parameter of type 'DisplayNamesOptions'.
Property 'type' is missing in type '{}' but required in type 'DisplayNamesOptions'.
==== tests/cases/conformance/es2020/es2020IntlAPIs.ts (4 errors) ====
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl#Locale_identification_and_negotiation
const count = 26254.39;
const date = new Date("2012-05-24");
function log(locale: string) {
console.log(
`${new Intl.DateTimeFormat(locale).format(date)} ${new Intl.NumberFormat(locale).format(count)}`
);
}
log("en-US");
// expected output: 5/24/2012 26,254.39
log("de-DE");
// expected output: 24.5.2012 26.254,39
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/RelativeTimeFormat
const rtf1 = new Intl.RelativeTimeFormat('en', { style: 'narrow' });
console.log(rtf1.format(3, 'quarter'));
//expected output: "in 3 qtrs."
console.log(rtf1.format(-1, 'day'));
//expected output: "1 day ago"
const rtf2 = new Intl.RelativeTimeFormat('es', { numeric: 'auto' });
console.log(rtf2.format(2, 'day'));
//expected output: "pasado mañana"
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/DisplayNames
const regionNamesInEnglish = new Intl.DisplayNames(['en'], { type: 'region' });
const regionNamesInTraditionalChinese = new Intl.DisplayNames(['zh-Hant'], { type: 'region' });
console.log(regionNamesInEnglish.of('US'));
// expected output: "United States"
console.log(regionNamesInTraditionalChinese.of('US'));
// expected output: "美國"
const locales1 = ['ban', 'id-u-co-pinyin', 'de-ID'];
const options1 = { localeMatcher: 'lookup' } as const;
console.log(Intl.DisplayNames.supportedLocalesOf(locales1, options1).join(', '));
new Intl.Locale(); // should error
~~~~~~~~~~~~~~~~~
!!! error TS2554: Expected 1-2 arguments, but got 0.
!!! related TS6210 /.ts/lib.es2020.intl.d.ts:336:14: An argument for 'tag' was not provided.
new Intl.Locale(new Intl.Locale('en-US'));
new Intl.DisplayNames(); // TypeError: invalid_argument
~~~~~~~~~~~~~~~~~~~~~~~
!!! error TS2554: Expected 2 arguments, but got 0.
!!! related TS6210 /.ts/lib.es2020.intl.d.ts:415:13: An argument for 'locales' was not provided.
new Intl.DisplayNames('en'); // TypeError: invalid_argument
~~~~~~~~~~~~~~~~~~~~~~~~~~~
!!! error TS2554: Expected 2 arguments, but got 1.
!!! related TS6210 /.ts/lib.es2020.intl.d.ts:415:39: An argument for 'options' was not provided.
new Intl.DisplayNames('en', {}); // TypeError: invalid_argument
~~
!!! error TS2345: Argument of type '{}' is not assignable to parameter of type 'DisplayNamesOptions'.
!!! error TS2345: Property 'type' is missing in type '{}' but required in type 'DisplayNamesOptions'.
!!! related TS2728 /.ts/lib.es2020.intl.d.ts:358:9: 'type' is declared here.
console.log((new Intl.DisplayNames(undefined, {type: 'language'})).of('en-GB')); // "British English"
const localesArg = ["es-ES", new Intl.Locale("en-US")];
console.log((new Intl.DisplayNames(localesArg, {type: 'language'})).resolvedOptions().locale); // "es-ES"
console.log(Intl.DisplayNames.supportedLocalesOf(localesArg)); // ["es-ES", "en-US"]
console.log(Intl.DisplayNames.supportedLocalesOf()); // []
console.log(Intl.DisplayNames.supportedLocalesOf(localesArg, {})); // ["es-ES", "en-US"]
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