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/*! *****************************************************************************
Copyright (c) Microsoft Corporation. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License"); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at http://www.apache.org/licenses/LICENSE-2.0
THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
MERCHANTABLITY OR NON-INFRINGEMENT.
See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
***************************************************************************** */
/// <reference no-default-lib="true"/>
declare namespace Intl {
/**
* An object with some or all properties of the `Intl.Segmenter` constructor `options` parameter.
*
* [MDN](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/Segmenter/Segmenter#parameters)
*/
interface SegmenterOptions {
/** The locale matching algorithm to use. For information about this option, see [Intl page](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Intl#Locale_negotiation). */
localeMatcher?: "best fit" | "lookup" | undefined;
/** The type of input to be split */
granularity?: "grapheme" | "word" | "sentence" | undefined;
}
interface Segmenter {
/**
* Returns `Segments` object containing the segments of the input string, using the segmenter's locale and granularity.
*
* @param input - The text to be segmented as a `string`.
*
* @returns A new iterable Segments object containing the segments of the input string, using the segmenter's locale and granularity.
*/
segment(input: string): Segments;
resolvedOptions(): ResolvedSegmenterOptions;
}
interface ResolvedSegmenterOptions {
locale: string;
granularity: "grapheme" | "word" | "sentence";
}
interface SegmentIterator<T> extends IteratorObject<T, BuiltinIteratorReturn, unknown> {
[Symbol.iterator](): SegmentIterator<T>;
}
interface Segments {
/**
* Returns an object describing the segment in the original string that includes the code unit at a specified index.
*
* @param codeUnitIndex - A number specifying the index of the code unit in the original input string. If the value is omitted, it defaults to `0`.
*/
containing(codeUnitIndex?: number): SegmentData;
/** Returns an iterator to iterate over the segments. */
[Symbol.iterator](): SegmentIterator<SegmentData>;
}
interface SegmentData {
/** A string containing the segment extracted from the original input string. */
segment: string;
/** The code unit index in the original input string at which the segment begins. */
index: number;
/** The complete input string that was segmented. */
input: string;
/**
* A boolean value only if granularity is "word"; otherwise, undefined.
* If granularity is "word", then isWordLike is true when the segment is word-like (i.e., consists of letters/numbers/ideographs/etc.); otherwise, false.
*/
isWordLike?: boolean;
}
const Segmenter: {
prototype: Segmenter;
/**
* Creates a new `Intl.Segmenter` object.
*
* @param locales - A string with a [BCP 47 language tag](http://tools.ietf.org/html/rfc5646), or an array of such strings.
* For the general form and interpretation of the `locales` argument,
* see the [`Intl` page](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl#Locale_identification_and_negotiation).
*
* @param options - An [object](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/Segmenter/Segmenter#parameters)
* with some or all options of `SegmenterOptions`.
*
* @returns [Intl.Segmenter](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/Segments) object.
*
* [MDN](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/Segmenter).
*/
new (locales?: LocalesArgument, options?: SegmenterOptions): Segmenter;
/**
* Returns an array containing those of the provided locales that are supported without having to fall back to the runtime's default locale.
*
* @param locales - A string with a [BCP 47 language tag](http://tools.ietf.org/html/rfc5646), or an array of such strings.
* For the general form and interpretation of the `locales` argument,
* see the [`Intl` page](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl#Locale_identification_and_negotiation).
*
* @param options An [object](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/Segmenter/supportedLocalesOf#parameters).
* with some or all possible options.
*
* [MDN](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/Segmenter/supportedLocalesOf)
*/
supportedLocalesOf(locales: LocalesArgument, options?: Pick<SegmenterOptions, "localeMatcher">): UnicodeBCP47LocaleIdentifier[];
};
/**
* Returns a sorted array of the supported collation, calendar, currency, numbering system, timezones, and units by the implementation.
* [MDN](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/supportedValuesOf)
*
* @param key A string indicating the category of values to return.
* @returns A sorted array of the supported values.
*/
function supportedValuesOf(key: "calendar" | "collation" | "currency" | "numberingSystem" | "timeZone" | "unit"): string[];
}
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