options-style-valid.js (1545B)
1 // Copyright (C) 2019 Leo Balter. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 4 /*--- 5 esid: sec-Intl.DisplayNames 6 description: > 7 Valid options for localeMatcher 8 info: | 9 Intl.DisplayNames ( locales , options ) 10 11 1. If NewTarget is undefined, throw a TypeError exception. 12 2. Let displayNames be ? OrdinaryCreateFromConstructor(NewTarget, "%DisplayNamesPrototype%", 13 « [[InitializedDisplayNames]], [[Locale]], [[Style]], [[Type]], [[Fallback]], [[Fields]] »). 14 ... 15 4. Let options be ? ToObject(options). 16 ... 17 10. Let style be ? GetOption(options, "style", "string", « "narrow", "short", "long" », "long"). 18 ... 19 12. Let type be ? GetOption(options, "type", "string", « "language", "region", "script", "currency" », undefined). 20 13. If type is undefined, throw a TypeError exception. 21 ... 22 23 GetOption ( options, property, type, values, fallback ) 24 25 1. Let value be ? Get(options, property). 26 ... 27 features: [Intl.DisplayNames] 28 locale: [en] 29 ---*/ 30 31 // results for option values verified in the tests for resolvedOptions 32 33 const styles = [ 34 undefined, 35 'narrow', 36 'short', 37 'long' 38 ]; 39 40 const types = ['language', 'region', 'script', 'currency']; 41 42 types.forEach( type => { 43 styles.forEach(style => { 44 var obj = new Intl.DisplayNames('en', { style, type }); 45 46 assert(obj instanceof Intl.DisplayNames, `instanceof check - ${style}`); 47 assert.sameValue(Object.getPrototypeOf(obj), Intl.DisplayNames.prototype, `proto check - ${style}`); 48 }); 49 }); 50 51 reportCompare(0, 0);