stuff

node_modules/mathjax-full/ts/a11y/sre.ts

@@ -0,0 +1,96 @@
+/*************************************************************
+ *
+ *  Copyright (c) 2018-2022 The MathJax Consortium
+ *
+ *  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
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+/**
+ * @fileoverview  Provides the interface functionality to SRE.
+ *
+ * @author dpvc@mathjax.org (Davide Cervone)
+ * @author v.sorge@mathjax.org (Volker Sorge)
+ */
+
+import * as Api from 'speech-rule-engine/js/common/system.js';
+import {Walker} from 'speech-rule-engine/js/walker/walker.js';
+import * as WalkerFactory from 'speech-rule-engine/js/walker/walker_factory.js';
+import * as SpeechGeneratorFactory from 'speech-rule-engine/js/speech_generator/speech_generator_factory.js';
+import * as EngineConst from 'speech-rule-engine/js/common/engine_const.js';
+import Engine from 'speech-rule-engine/js/common/engine.js';
+import {ClearspeakPreferences} from 'speech-rule-engine/js/speech_rules/clearspeak_preferences.js';
+import {Highlighter} from 'speech-rule-engine/js/highlighter/highlighter.js';
+import * as HighlighterFactory from 'speech-rule-engine/js/highlighter/highlighter_factory.js';
+import {SpeechGenerator} from 'speech-rule-engine/js/speech_generator/speech_generator.js';
+import {Variables} from 'speech-rule-engine/js/common/variables.js';
+import MathMaps from './mathmaps.js';
+
+export namespace Sre {
+
+  export type highlighter = Highlighter;
+
+  export type speechGenerator = SpeechGenerator;
+
+  export type walker = Walker;
+
+
+  export const locales = Variables.LOCALES;
+
+  export const sreReady = Api.engineReady;
+
+  export const setupEngine = Api.setupEngine;
+
+  export const engineSetup = Api.engineSetup;
+
+  export const toEnriched = Api.toEnriched;
+
+  export const toSpeech = Api.toSpeech;
+
+  export const clearspeakPreferences = ClearspeakPreferences;
+
+  export const getHighlighter = HighlighterFactory.highlighter;
+
+  export const getSpeechGenerator = SpeechGeneratorFactory.generator;
+
+  export const getWalker = WalkerFactory.walker;
+
+  export const clearspeakStyle = () => {
+    return EngineConst.DOMAIN_TO_STYLES['clearspeak'];
+  };
+
+  /**
+   * Loads locales that are already included in the imported MathMaps. Defaults
+   * to standard loading if a locale is not yet preloaded.
+   */
+  export const preloadLocales = async function(locale: string) {
+    const json = MathMaps.get(locale);
+    return json ? new Promise((res, _rej) => res(JSON.stringify(json))) :
+      Api.localeLoader()(locale);
+  };
+
+}
+
+/**
+ * A promise that resolves when SRE is loaded and ready, and rejects if
+ * SRE can't be loaded, or does not become ready within the timout period.
+ *
+ * @deprecated
+ */
+export const sreReady = Sre.sreReady;
+
+// Setting delay stops SRE from setting itself up (and loading locales) when it
+// is not actually being used. As we are not yet sure in which environment we
+// are (browser, node) we can not use a configuration vector.
+Engine.getInstance().delay = true;
+
+export default Sre;