/**
* @license
* Copyright The Closure Library Authors.
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @fileoverview Object which fetches Unicode codepoint names that are locally
* stored in a bundled database. Currently, only invisible characters are
* covered by this database. See the goog.i18n.uChar.RemoteNameFetcher class for
* a remote database option.
*/
goog.provide('goog.i18n.uChar.LocalNameFetcher');
goog.require('goog.i18n.uChar.NameFetcher');
goog.require('goog.i18n.uCharNames');
goog.require('goog.log');
/**
* Builds the NameFetcherLocal object. This is a simple object which retrieves
* character names from a local bundled database. This database only covers
* invisible characters. See the goog.i18n.uChar class for more details.
*
* @constructor
* @implements {goog.i18n.uChar.NameFetcher}
* @final
*/
goog.i18n.uChar.LocalNameFetcher = function() {};
/**
* A reference to the LocalNameFetcher logger.
*
* @type {goog.log.Logger}
* @private
*/
goog.i18n.uChar.LocalNameFetcher.logger_ =
goog.log.getLogger('goog.i18n.uChar.LocalNameFetcher');
/** @override */
goog.i18n.uChar.LocalNameFetcher.prototype.prefetch = function(character) {};
/** @override */
goog.i18n.uChar.LocalNameFetcher.prototype.getName = function(
character, callback) {
'use strict';
const localName = goog.i18n.uCharNames.toName(character);
if (!localName) {
goog.log.warning(
goog.i18n.uChar.LocalNameFetcher.logger_,
'No local name defined for character ' + character);
}
callback(localName);
};
/** @override */
goog.i18n.uChar.LocalNameFetcher.prototype.isNameAvailable = function(
character) {
'use strict';
return !!goog.i18n.uCharNames.toName(character);
};