diff options
Diffstat (limited to 'static/lib/contrib/auto-render.js')
| -rw-r--r-- | static/lib/contrib/auto-render.js | 334 |
1 files changed, 161 insertions, 173 deletions
diff --git a/static/lib/contrib/auto-render.js b/static/lib/contrib/auto-render.js index d31cc7c..6980cdd 100644 --- a/static/lib/contrib/auto-render.js +++ b/static/lib/contrib/auto-render.js @@ -7,111 +7,88 @@ exports["renderMathInElement"] = factory(require("katex")); else root["renderMathInElement"] = factory(root["katex"]); -})((typeof self !== 'undefined' ? self : this), function(__WEBPACK_EXTERNAL_MODULE__0__) { -return /******/ (function(modules) { // webpackBootstrap +})((typeof self !== 'undefined' ? self : this), function(__WEBPACK_EXTERNAL_MODULE__771__) { +return /******/ (function() { // webpackBootstrap +/******/ "use strict"; +/******/ var __webpack_modules__ = ({ + +/***/ 771: +/***/ (function(module) { + +module.exports = __WEBPACK_EXTERNAL_MODULE__771__; + +/***/ }) + +/******/ }); +/************************************************************************/ /******/ // The module cache -/******/ var installedModules = {}; -/******/ +/******/ var __webpack_module_cache__ = {}; +/******/ /******/ // The require function /******/ function __webpack_require__(moduleId) { -/******/ /******/ // Check if module is in cache -/******/ if(installedModules[moduleId]) { -/******/ return installedModules[moduleId].exports; +/******/ var cachedModule = __webpack_module_cache__[moduleId]; +/******/ if (cachedModule !== undefined) { +/******/ return cachedModule.exports; /******/ } /******/ // Create a new module (and put it into the cache) -/******/ var module = installedModules[moduleId] = { -/******/ i: moduleId, -/******/ l: false, +/******/ var module = __webpack_module_cache__[moduleId] = { +/******/ // no module.id needed +/******/ // no module.loaded needed /******/ exports: {} /******/ }; -/******/ +/******/ /******/ // Execute the module function -/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); -/******/ -/******/ // Flag the module as loaded -/******/ module.l = true; -/******/ +/******/ __webpack_modules__[moduleId](module, module.exports, __webpack_require__); +/******/ /******/ // Return the exports of the module /******/ return module.exports; /******/ } -/******/ -/******/ -/******/ // expose the modules object (__webpack_modules__) -/******/ __webpack_require__.m = modules; -/******/ -/******/ // expose the module cache -/******/ __webpack_require__.c = installedModules; -/******/ -/******/ // define getter function for harmony exports -/******/ __webpack_require__.d = function(exports, name, getter) { -/******/ if(!__webpack_require__.o(exports, name)) { -/******/ Object.defineProperty(exports, name, { enumerable: true, get: getter }); -/******/ } -/******/ }; -/******/ -/******/ // define __esModule on exports -/******/ __webpack_require__.r = function(exports) { -/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) { -/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' }); -/******/ } -/******/ Object.defineProperty(exports, '__esModule', { value: true }); -/******/ }; -/******/ -/******/ // create a fake namespace object -/******/ // mode & 1: value is a module id, require it -/******/ // mode & 2: merge all properties of value into the ns -/******/ // mode & 4: return value when already ns object -/******/ // mode & 8|1: behave like require -/******/ __webpack_require__.t = function(value, mode) { -/******/ if(mode & 1) value = __webpack_require__(value); -/******/ if(mode & 8) return value; -/******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value; -/******/ var ns = Object.create(null); -/******/ __webpack_require__.r(ns); -/******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value }); -/******/ if(mode & 2 && typeof value != 'string') for(var key in value) __webpack_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key)); -/******/ return ns; -/******/ }; -/******/ -/******/ // getDefaultExport function for compatibility with non-harmony modules -/******/ __webpack_require__.n = function(module) { -/******/ var getter = module && module.__esModule ? -/******/ function getDefault() { return module['default']; } : -/******/ function getModuleExports() { return module; }; -/******/ __webpack_require__.d(getter, 'a', getter); -/******/ return getter; -/******/ }; -/******/ -/******/ // Object.prototype.hasOwnProperty.call -/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; -/******/ -/******/ // __webpack_public_path__ -/******/ __webpack_require__.p = ""; -/******/ -/******/ -/******/ // Load entry module and return exports -/******/ return __webpack_require__(__webpack_require__.s = 1); -/******/ }) +/******/ /************************************************************************/ -/******/ ([ -/* 0 */ -/***/ (function(module, exports) { - -module.exports = __WEBPACK_EXTERNAL_MODULE__0__; - -/***/ }), -/* 1 */ -/***/ (function(module, __webpack_exports__, __webpack_require__) { +/******/ /* webpack/runtime/compat get default export */ +/******/ !function() { +/******/ // getDefaultExport function for compatibility with non-harmony modules +/******/ __webpack_require__.n = function(module) { +/******/ var getter = module && module.__esModule ? +/******/ function() { return module['default']; } : +/******/ function() { return module; }; +/******/ __webpack_require__.d(getter, { a: getter }); +/******/ return getter; +/******/ }; +/******/ }(); +/******/ +/******/ /* webpack/runtime/define property getters */ +/******/ !function() { +/******/ // define getter functions for harmony exports +/******/ __webpack_require__.d = function(exports, definition) { +/******/ for(var key in definition) { +/******/ if(__webpack_require__.o(definition, key) && !__webpack_require__.o(exports, key)) { +/******/ Object.defineProperty(exports, key, { enumerable: true, get: definition[key] }); +/******/ } +/******/ } +/******/ }; +/******/ }(); +/******/ +/******/ /* webpack/runtime/hasOwnProperty shorthand */ +/******/ !function() { +/******/ __webpack_require__.o = function(obj, prop) { return Object.prototype.hasOwnProperty.call(obj, prop); } +/******/ }(); +/******/ +/************************************************************************/ +var __webpack_exports__ = {}; +// This entry need to be wrapped in an IIFE because it need to be isolated against other modules in the chunk. +!function() { -"use strict"; -__webpack_require__.r(__webpack_exports__); +// EXPORTS +__webpack_require__.d(__webpack_exports__, { + "default": function() { return /* binding */ auto_render; } +}); // EXTERNAL MODULE: external "katex" -var external_katex_ = __webpack_require__(0); +var external_katex_ = __webpack_require__(771); var external_katex_default = /*#__PURE__*/__webpack_require__.n(external_katex_); - -// CONCATENATED MODULE: ./contrib/auto-render/splitAtDelimiters.js +;// CONCATENATED MODULE: ./contrib/auto-render/splitAtDelimiters.js /* eslint no-constant-condition:0 */ var findEndOfMath = function findEndOfMath(delimiter, text, startIndex) { // Adapted from @@ -139,96 +116,84 @@ var findEndOfMath = function findEndOfMath(delimiter, text, startIndex) { return -1; }; -var splitAtDelimiters = function splitAtDelimiters(startData, leftDelim, rightDelim, display) { - var finalData = []; - - for (var i = 0; i < startData.length; i++) { - if (startData[i].type === "text") { - var text = startData[i].data; - var lookingForLeft = true; - var currIndex = 0; - var nextIndex = void 0; - nextIndex = text.indexOf(leftDelim); - - if (nextIndex !== -1) { - currIndex = nextIndex; - finalData.push({ - type: "text", - data: text.slice(0, currIndex) - }); - lookingForLeft = false; - } +var escapeRegex = function escapeRegex(string) { + return string.replace(/[-/\\^$*+?.()|[\]{}]/g, "\\$&"); +}; - while (true) { - if (lookingForLeft) { - nextIndex = text.indexOf(leftDelim, currIndex); - - if (nextIndex === -1) { - break; - } - - finalData.push({ - type: "text", - data: text.slice(currIndex, nextIndex) - }); - currIndex = nextIndex; - } else { - nextIndex = findEndOfMath(rightDelim, text, currIndex + leftDelim.length); - - if (nextIndex === -1) { - break; - } - - finalData.push({ - type: "math", - data: text.slice(currIndex + leftDelim.length, nextIndex), - rawData: text.slice(currIndex, nextIndex + rightDelim.length), - display: display - }); - currIndex = nextIndex + rightDelim.length; - } +var amsRegex = /^\\begin{/; - lookingForLeft = !lookingForLeft; - } +var splitAtDelimiters = function splitAtDelimiters(text, delimiters) { + var index; + var data = []; + var regexLeft = new RegExp("(" + delimiters.map(function (x) { + return escapeRegex(x.left); + }).join("|") + ")"); + + while (true) { + index = text.search(regexLeft); - finalData.push({ + if (index === -1) { + break; + } + + if (index > 0) { + data.push({ type: "text", - data: text.slice(currIndex) + data: text.slice(0, index) }); - } else { - finalData.push(startData[i]); - } - } + text = text.slice(index); // now text starts with delimiter + } // ... so this always succeeds: - return finalData; -}; - -/* harmony default export */ var auto_render_splitAtDelimiters = (splitAtDelimiters); -// CONCATENATED MODULE: ./contrib/auto-render/auto-render.js -/* eslint no-console:0 */ + var i = delimiters.findIndex(function (delim) { + return text.startsWith(delim.left); + }); + index = findEndOfMath(delimiters[i].right, text, delimiters[i].left.length); + if (index === -1) { + break; + } -var auto_render_splitWithDelimiters = function splitWithDelimiters(text, delimiters) { - var data = [{ - type: "text", - data: text - }]; + var rawData = text.slice(0, index + delimiters[i].right.length); + var math = amsRegex.test(rawData) ? rawData : text.slice(delimiters[i].left.length, index); + data.push({ + type: "math", + data: math, + rawData: rawData, + display: delimiters[i].display + }); + text = text.slice(index + delimiters[i].right.length); + } - for (var i = 0; i < delimiters.length; i++) { - var delimiter = delimiters[i]; - data = auto_render_splitAtDelimiters(data, delimiter.left, delimiter.right, delimiter.display || false); + if (text !== "") { + data.push({ + type: "text", + data: text + }); } return data; }; + +/* harmony default export */ var auto_render_splitAtDelimiters = (splitAtDelimiters); +;// CONCATENATED MODULE: ./contrib/auto-render/auto-render.js +/* eslint no-console:0 */ + + /* Note: optionsCopy is mutated by this method. If it is ever exposed in the * API, we should copy it before mutating. */ +var renderMathInText = function renderMathInText(text, optionsCopy) { + var data = auto_render_splitAtDelimiters(text, optionsCopy.delimiters); + + if (data.length === 1 && data[0].type === 'text') { + // There is no formula in the text. + // Let's return null which means there is no need to replace + // the current text node with a new one. + return null; + } -var auto_render_renderMathInText = function renderMathInText(text, optionsCopy) { - var data = auto_render_splitWithDelimiters(text, optionsCopy.delimiters); var fragment = document.createDocumentFragment(); for (var i = 0; i < data.length; i++) { @@ -246,9 +211,9 @@ var auto_render_renderMathInText = function renderMathInText(text, optionsCopy) math = optionsCopy.preProcess(math); } - external_katex_default.a.render(math, span, optionsCopy); + external_katex_default().render(math, span, optionsCopy); } catch (e) { - if (!(e instanceof external_katex_default.a.ParseError)) { + if (!(e instanceof (external_katex_default()).ParseError)) { throw e; } @@ -270,9 +235,12 @@ var renderElem = function renderElem(elem, optionsCopy) { if (childNode.nodeType === 3) { // Text node - var frag = auto_render_renderMathInText(childNode.textContent, optionsCopy); - i += frag.childNodes.length - 1; - elem.replaceChild(frag, childNode); + var frag = renderMathInText(childNode.textContent, optionsCopy); + + if (frag) { + i += frag.childNodes.length - 1; + elem.replaceChild(frag, childNode); + } } else if (childNode.nodeType === 1) { (function () { // Element node @@ -314,16 +282,34 @@ var renderMathInElement = function renderMathInElement(elem, options) { display: false }, // LaTeX uses $…$, but it ruins the display of normal `$` in text: // {left: "$", right: "$", display: false}, - // \[…\] must come last in this array. Otherwise, renderMathInElement - // will search for \[ before it searches for $$ or \( - // That makes it susceptible to finding a \\[0.3em] row delimiter and - // treating it as if it were the start of a KaTeX math zone. + // $ must come after $$ + // Render AMS environments even if outside $$…$$ delimiters. { + left: "\\begin{equation}", + right: "\\end{equation}", + display: true + }, { + left: "\\begin{align}", + right: "\\end{align}", + display: true + }, { + left: "\\begin{alignat}", + right: "\\end{alignat}", + display: true + }, { + left: "\\begin{gather}", + right: "\\end{gather}", + display: true + }, { + left: "\\begin{CD}", + right: "\\end{CD}", + display: true + }, { left: "\\[", right: "\\]", display: true }]; - optionsCopy.ignoredTags = optionsCopy.ignoredTags || ["script", "noscript", "style", "textarea", "pre", "code"]; + optionsCopy.ignoredTags = optionsCopy.ignoredTags || ["script", "noscript", "style", "textarea", "pre", "code", "option"]; optionsCopy.ignoredClasses = optionsCopy.ignoredClasses || []; optionsCopy.errorCallback = optionsCopy.errorCallback || console.error; // Enable sharing of global macros defined via `\gdef` between different // math elements within a single call to `renderMathInElement`. @@ -332,8 +318,10 @@ var renderMathInElement = function renderMathInElement(elem, options) { renderElem(elem, optionsCopy); }; -/* harmony default export */ var auto_render = __webpack_exports__["default"] = (renderMathInElement); - -/***/ }) -/******/ ])["default"]; +/* harmony default export */ var auto_render = (renderMathInElement); +}(); +__webpack_exports__ = __webpack_exports__["default"]; +/******/ return __webpack_exports__; +/******/ })() +; });
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