startup.js 14 KB

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  1. "use strict";
  2. var __assign = (this && this.__assign) || function () {
  3. __assign = Object.assign || function(t) {
  4. for (var s, i = 1, n = arguments.length; i < n; i++) {
  5. s = arguments[i];
  6. for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
  7. t[p] = s[p];
  8. }
  9. return t;
  10. };
  11. return __assign.apply(this, arguments);
  12. };
  13. var __values = (this && this.__values) || function(o) {
  14. var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
  15. if (m) return m.call(o);
  16. if (o && typeof o.length === "number") return {
  17. next: function () {
  18. if (o && i >= o.length) o = void 0;
  19. return { value: o && o[i++], done: !o };
  20. }
  21. };
  22. throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
  23. };
  24. var __read = (this && this.__read) || function (o, n) {
  25. var m = typeof Symbol === "function" && o[Symbol.iterator];
  26. if (!m) return o;
  27. var i = m.call(o), r, ar = [], e;
  28. try {
  29. while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
  30. }
  31. catch (error) { e = { error: error }; }
  32. finally {
  33. try {
  34. if (r && !r.done && (m = i["return"])) m.call(i);
  35. }
  36. finally { if (e) throw e.error; }
  37. }
  38. return ar;
  39. };
  40. var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
  41. if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
  42. if (ar || !(i in from)) {
  43. if (!ar) ar = Array.prototype.slice.call(from, 0, i);
  44. ar[i] = from[i];
  45. }
  46. }
  47. return to.concat(ar || Array.prototype.slice.call(from));
  48. };
  49. Object.defineProperty(exports, "__esModule", { value: true });
  50. exports.CONFIG = exports.MathJax = exports.Startup = void 0;
  51. var global_js_1 = require("./global.js");
  52. var PrioritizedList_js_1 = require("../util/PrioritizedList.js");
  53. var Options_js_1 = require("../util/Options.js");
  54. var Startup;
  55. (function (Startup) {
  56. var extensions = new PrioritizedList_js_1.PrioritizedList();
  57. var visitor;
  58. var mathjax;
  59. Startup.constructors = {};
  60. Startup.input = [];
  61. Startup.output = null;
  62. Startup.handler = null;
  63. Startup.adaptor = null;
  64. Startup.elements = null;
  65. Startup.document = null;
  66. Startup.promise = new Promise(function (resolve, reject) {
  67. Startup.promiseResolve = resolve;
  68. Startup.promiseReject = reject;
  69. });
  70. Startup.pagePromise = new Promise(function (resolve, _reject) {
  71. var doc = global.document;
  72. if (!doc || !doc.readyState || doc.readyState === 'complete' || doc.readyState === 'interactive') {
  73. resolve();
  74. }
  75. else {
  76. var listener = function () { return resolve(); };
  77. doc.defaultView.addEventListener('load', listener, true);
  78. doc.defaultView.addEventListener('DOMContentLoaded', listener, true);
  79. }
  80. });
  81. function toMML(node) {
  82. return visitor.visitTree(node, Startup.document);
  83. }
  84. Startup.toMML = toMML;
  85. function registerConstructor(name, constructor) {
  86. Startup.constructors[name] = constructor;
  87. }
  88. Startup.registerConstructor = registerConstructor;
  89. function useHandler(name, force) {
  90. if (force === void 0) { force = false; }
  91. if (!exports.CONFIG.handler || force) {
  92. exports.CONFIG.handler = name;
  93. }
  94. }
  95. Startup.useHandler = useHandler;
  96. function useAdaptor(name, force) {
  97. if (force === void 0) { force = false; }
  98. if (!exports.CONFIG.adaptor || force) {
  99. exports.CONFIG.adaptor = name;
  100. }
  101. }
  102. Startup.useAdaptor = useAdaptor;
  103. function useInput(name, force) {
  104. if (force === void 0) { force = false; }
  105. if (!inputSpecified || force) {
  106. exports.CONFIG.input.push(name);
  107. }
  108. }
  109. Startup.useInput = useInput;
  110. function useOutput(name, force) {
  111. if (force === void 0) { force = false; }
  112. if (!exports.CONFIG.output || force) {
  113. exports.CONFIG.output = name;
  114. }
  115. }
  116. Startup.useOutput = useOutput;
  117. function extendHandler(extend, priority) {
  118. if (priority === void 0) { priority = 10; }
  119. extensions.add(extend, priority);
  120. }
  121. Startup.extendHandler = extendHandler;
  122. function defaultReady() {
  123. getComponents();
  124. makeMethods();
  125. Startup.pagePromise
  126. .then(function () { return exports.CONFIG.pageReady(); })
  127. .then(function () { return Startup.promiseResolve(); })
  128. .catch(function (err) { return Startup.promiseReject(err); });
  129. }
  130. Startup.defaultReady = defaultReady;
  131. function defaultPageReady() {
  132. return (exports.CONFIG.typeset && exports.MathJax.typesetPromise ?
  133. exports.MathJax.typesetPromise(exports.CONFIG.elements) :
  134. Promise.resolve());
  135. }
  136. Startup.defaultPageReady = defaultPageReady;
  137. function getComponents() {
  138. visitor = new exports.MathJax._.core.MmlTree.SerializedMmlVisitor.SerializedMmlVisitor();
  139. mathjax = exports.MathJax._.mathjax.mathjax;
  140. Startup.input = getInputJax();
  141. Startup.output = getOutputJax();
  142. Startup.adaptor = getAdaptor();
  143. if (Startup.handler) {
  144. mathjax.handlers.unregister(Startup.handler);
  145. }
  146. Startup.handler = getHandler();
  147. if (Startup.handler) {
  148. mathjax.handlers.register(Startup.handler);
  149. Startup.document = getDocument();
  150. }
  151. }
  152. Startup.getComponents = getComponents;
  153. function makeMethods() {
  154. var e_1, _a;
  155. if (Startup.input && Startup.output) {
  156. makeTypesetMethods();
  157. }
  158. var oname = (Startup.output ? Startup.output.name.toLowerCase() : '');
  159. try {
  160. for (var input_1 = __values(Startup.input), input_1_1 = input_1.next(); !input_1_1.done; input_1_1 = input_1.next()) {
  161. var jax = input_1_1.value;
  162. var iname = jax.name.toLowerCase();
  163. makeMmlMethods(iname, jax);
  164. makeResetMethod(iname, jax);
  165. if (Startup.output) {
  166. makeOutputMethods(iname, oname, jax);
  167. }
  168. }
  169. }
  170. catch (e_1_1) { e_1 = { error: e_1_1 }; }
  171. finally {
  172. try {
  173. if (input_1_1 && !input_1_1.done && (_a = input_1.return)) _a.call(input_1);
  174. }
  175. finally { if (e_1) throw e_1.error; }
  176. }
  177. }
  178. Startup.makeMethods = makeMethods;
  179. function makeTypesetMethods() {
  180. exports.MathJax.typeset = function (elements) {
  181. if (elements === void 0) { elements = null; }
  182. Startup.document.options.elements = elements;
  183. Startup.document.reset();
  184. Startup.document.render();
  185. };
  186. exports.MathJax.typesetPromise = function (elements) {
  187. if (elements === void 0) { elements = null; }
  188. Startup.document.options.elements = elements;
  189. Startup.document.reset();
  190. return mathjax.handleRetriesFor(function () {
  191. Startup.document.render();
  192. });
  193. };
  194. exports.MathJax.typesetClear = function (elements) {
  195. if (elements === void 0) { elements = null; }
  196. if (elements) {
  197. Startup.document.clearMathItemsWithin(elements);
  198. }
  199. else {
  200. Startup.document.clear();
  201. }
  202. };
  203. }
  204. Startup.makeTypesetMethods = makeTypesetMethods;
  205. function makeOutputMethods(iname, oname, input) {
  206. var name = iname + '2' + oname;
  207. exports.MathJax[name] =
  208. function (math, options) {
  209. if (options === void 0) { options = {}; }
  210. options.format = input.name;
  211. return Startup.document.convert(math, options);
  212. };
  213. exports.MathJax[name + 'Promise'] =
  214. function (math, options) {
  215. if (options === void 0) { options = {}; }
  216. options.format = input.name;
  217. return mathjax.handleRetriesFor(function () { return Startup.document.convert(math, options); });
  218. };
  219. exports.MathJax[oname + 'Stylesheet'] = function () { return Startup.output.styleSheet(Startup.document); };
  220. if ('getMetricsFor' in Startup.output) {
  221. exports.MathJax.getMetricsFor = function (node, display) {
  222. return Startup.output.getMetricsFor(node, display);
  223. };
  224. }
  225. }
  226. Startup.makeOutputMethods = makeOutputMethods;
  227. function makeMmlMethods(name, input) {
  228. var STATE = exports.MathJax._.core.MathItem.STATE;
  229. exports.MathJax[name + '2mml'] =
  230. function (math, options) {
  231. if (options === void 0) { options = {}; }
  232. options.end = STATE.CONVERT;
  233. options.format = input.name;
  234. return toMML(Startup.document.convert(math, options));
  235. };
  236. exports.MathJax[name + '2mmlPromise'] =
  237. function (math, options) {
  238. if (options === void 0) { options = {}; }
  239. options.end = STATE.CONVERT;
  240. options.format = input.name;
  241. return mathjax.handleRetriesFor(function () { return toMML(Startup.document.convert(math, options)); });
  242. };
  243. }
  244. Startup.makeMmlMethods = makeMmlMethods;
  245. function makeResetMethod(name, input) {
  246. exports.MathJax[name + 'Reset'] = function () {
  247. var args = [];
  248. for (var _i = 0; _i < arguments.length; _i++) {
  249. args[_i] = arguments[_i];
  250. }
  251. return input.reset.apply(input, __spreadArray([], __read(args), false));
  252. };
  253. }
  254. Startup.makeResetMethod = makeResetMethod;
  255. function getInputJax() {
  256. var e_2, _a;
  257. var jax = [];
  258. try {
  259. for (var _b = __values(exports.CONFIG.input), _c = _b.next(); !_c.done; _c = _b.next()) {
  260. var name_1 = _c.value;
  261. var inputClass = Startup.constructors[name_1];
  262. if (inputClass) {
  263. jax.push(new inputClass(exports.MathJax.config[name_1]));
  264. }
  265. else {
  266. throw Error('Input Jax "' + name_1 + '" is not defined (has it been loaded?)');
  267. }
  268. }
  269. }
  270. catch (e_2_1) { e_2 = { error: e_2_1 }; }
  271. finally {
  272. try {
  273. if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
  274. }
  275. finally { if (e_2) throw e_2.error; }
  276. }
  277. return jax;
  278. }
  279. Startup.getInputJax = getInputJax;
  280. function getOutputJax() {
  281. var name = exports.CONFIG.output;
  282. if (!name)
  283. return null;
  284. var outputClass = Startup.constructors[name];
  285. if (!outputClass) {
  286. throw Error('Output Jax "' + name + '" is not defined (has it been loaded?)');
  287. }
  288. return new outputClass(exports.MathJax.config[name]);
  289. }
  290. Startup.getOutputJax = getOutputJax;
  291. function getAdaptor() {
  292. var name = exports.CONFIG.adaptor;
  293. if (!name || name === 'none')
  294. return null;
  295. var adaptor = Startup.constructors[name];
  296. if (!adaptor) {
  297. throw Error('DOMAdaptor "' + name + '" is not defined (has it been loaded?)');
  298. }
  299. return adaptor(exports.MathJax.config[name]);
  300. }
  301. Startup.getAdaptor = getAdaptor;
  302. function getHandler() {
  303. var e_3, _a;
  304. var name = exports.CONFIG.handler;
  305. if (!name || name === 'none' || !Startup.adaptor)
  306. return null;
  307. var handlerClass = Startup.constructors[name];
  308. if (!handlerClass) {
  309. throw Error('Handler "' + name + '" is not defined (has it been loaded?)');
  310. }
  311. var handler = new handlerClass(Startup.adaptor, 5);
  312. try {
  313. for (var extensions_1 = __values(extensions), extensions_1_1 = extensions_1.next(); !extensions_1_1.done; extensions_1_1 = extensions_1.next()) {
  314. var extend = extensions_1_1.value;
  315. handler = extend.item(handler);
  316. }
  317. }
  318. catch (e_3_1) { e_3 = { error: e_3_1 }; }
  319. finally {
  320. try {
  321. if (extensions_1_1 && !extensions_1_1.done && (_a = extensions_1.return)) _a.call(extensions_1);
  322. }
  323. finally { if (e_3) throw e_3.error; }
  324. }
  325. return handler;
  326. }
  327. Startup.getHandler = getHandler;
  328. function getDocument(root) {
  329. if (root === void 0) { root = null; }
  330. return mathjax.document(root || exports.CONFIG.document, __assign(__assign({}, exports.MathJax.config.options), { InputJax: Startup.input, OutputJax: Startup.output }));
  331. }
  332. Startup.getDocument = getDocument;
  333. })(Startup = exports.Startup || (exports.Startup = {}));
  334. exports.MathJax = global_js_1.MathJax;
  335. if (typeof exports.MathJax._.startup === 'undefined') {
  336. (0, global_js_1.combineDefaults)(exports.MathJax.config, 'startup', {
  337. input: [],
  338. output: '',
  339. handler: null,
  340. adaptor: null,
  341. document: (typeof document === 'undefined' ? '' : document),
  342. elements: null,
  343. typeset: true,
  344. ready: Startup.defaultReady.bind(Startup),
  345. pageReady: Startup.defaultPageReady.bind(Startup)
  346. });
  347. (0, global_js_1.combineWithMathJax)({
  348. startup: Startup,
  349. options: {}
  350. });
  351. if (exports.MathJax.config.startup.invalidOption) {
  352. Options_js_1.OPTIONS.invalidOption = exports.MathJax.config.startup.invalidOption;
  353. }
  354. if (exports.MathJax.config.startup.optionError) {
  355. Options_js_1.OPTIONS.optionError = exports.MathJax.config.startup.optionError;
  356. }
  357. }
  358. exports.CONFIG = exports.MathJax.config.startup;
  359. var inputSpecified = exports.CONFIG.input.length !== 0;
  360. //# sourceMappingURL=startup.js.map