74 lines
3 KiB
TypeScript
74 lines
3 KiB
TypeScript
/*! *****************************************************************************
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Copyright (c) Microsoft Corporation. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License"); you may not use
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this file except in compliance with the License. You may obtain a copy of the
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License at http://www.apache.org/licenses/LICENSE-2.0
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THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
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WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
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MERCHANTABLITY OR NON-INFRINGEMENT.
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See the Apache Version 2.0 License for specific language governing permissions
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and limitations under the License.
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***************************************************************************** */
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/// <reference no-default-lib="true"/>
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declare namespace Intl {
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// http://cldr.unicode.org/index/cldr-spec/plural-rules#TOC-Determining-Plural-Categories
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type LDMLPluralRule = "zero" | "one" | "two" | "few" | "many" | "other";
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type PluralRuleType = "cardinal" | "ordinal";
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interface PluralRulesOptions {
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localeMatcher?: "lookup" | "best fit" | undefined;
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type?: PluralRuleType | undefined;
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minimumIntegerDigits?: number | undefined;
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minimumFractionDigits?: number | undefined;
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maximumFractionDigits?: number | undefined;
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minimumSignificantDigits?: number | undefined;
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maximumSignificantDigits?: number | undefined;
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}
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interface ResolvedPluralRulesOptions {
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locale: string;
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pluralCategories: LDMLPluralRule[];
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type: PluralRuleType;
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minimumIntegerDigits: number;
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minimumFractionDigits: number;
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maximumFractionDigits: number;
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minimumSignificantDigits?: number;
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maximumSignificantDigits?: number;
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}
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interface PluralRules {
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resolvedOptions(): ResolvedPluralRulesOptions;
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select(n: number): LDMLPluralRule;
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}
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const PluralRules: {
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new (locales?: string | string[], options?: PluralRulesOptions): PluralRules;
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(locales?: string | string[], options?: PluralRulesOptions): PluralRules;
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supportedLocalesOf(locales: string | string[], options?: { localeMatcher?: "lookup" | "best fit" }): string[];
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};
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// We can only have one definition for 'type' in TypeScript, and so you can learn where the keys come from here:
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type ES2018NumberFormatPartType = "literal" | "nan" | "infinity" | "percent" | "integer" | "group" | "decimal" | "fraction" | "plusSign" | "minusSign" | "percentSign" | "currency" | "code" | "symbol" | "name";
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type ES2020NumberFormatPartType = "compact" | "exponentInteger" | "exponentMinusSign" | "exponentSeparator" | "unit" | "unknown";
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type NumberFormatPartTypes = ES2018NumberFormatPartType | ES2020NumberFormatPartType;
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interface NumberFormatPart {
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type: NumberFormatPartTypes;
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value: string;
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}
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interface NumberFormat {
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formatToParts(number?: number | bigint): NumberFormatPart[];
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}
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}
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