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335 lines
11 KiB
335 lines
11 KiB
(function webpackUniversalModuleDefinition(root, factory) { |
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if(typeof exports === 'object' && typeof module === 'object') |
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module.exports = factory(require("katex")); |
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else if(typeof define === 'function' && define.amd) |
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define(["katex"], factory); |
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else if(typeof exports === 'object') |
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exports["renderMathInElement"] = factory(require("katex")); |
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else |
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root["renderMathInElement"] = factory(root["katex"]); |
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})((typeof self !== 'undefined' ? self : this), function(__WEBPACK_EXTERNAL_MODULE__0__) { |
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return /******/ (function(modules) { // webpackBootstrap |
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/******/ // The module cache |
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/******/ var installedModules = {}; |
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/******/ |
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/******/ // The require function |
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/******/ function __webpack_require__(moduleId) { |
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/******/ |
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/******/ // Check if module is in cache |
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/******/ if(installedModules[moduleId]) { |
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/******/ return installedModules[moduleId].exports; |
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/******/ } |
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/******/ // Create a new module (and put it into the cache) |
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/******/ var module = installedModules[moduleId] = { |
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/******/ i: moduleId, |
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/******/ l: false, |
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/******/ exports: {} |
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/******/ }; |
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/******/ |
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/******/ // Execute the module function |
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/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); |
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/******/ |
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/******/ // Flag the module as loaded |
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/******/ module.l = true; |
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/******/ |
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/******/ // Return the exports of the module |
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/******/ return module.exports; |
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/******/ } |
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/******/ |
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/******/ |
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/******/ // expose the modules object (__webpack_modules__) |
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/******/ __webpack_require__.m = modules; |
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/******/ |
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/******/ // expose the module cache |
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/******/ __webpack_require__.c = installedModules; |
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/******/ |
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/******/ // define getter function for harmony exports |
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/******/ __webpack_require__.d = function(exports, name, getter) { |
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/******/ if(!__webpack_require__.o(exports, name)) { |
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/******/ Object.defineProperty(exports, name, { enumerable: true, get: getter }); |
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/******/ } |
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/******/ }; |
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/******/ |
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/******/ // define __esModule on exports |
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/******/ __webpack_require__.r = function(exports) { |
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/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) { |
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/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' }); |
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/******/ } |
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/******/ Object.defineProperty(exports, '__esModule', { value: true }); |
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/******/ }; |
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/******/ |
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/******/ // create a fake namespace object |
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/******/ // mode & 1: value is a module id, require it |
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/******/ // mode & 2: merge all properties of value into the ns |
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/******/ // mode & 4: return value when already ns object |
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/******/ // mode & 8|1: behave like require |
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/******/ __webpack_require__.t = function(value, mode) { |
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/******/ if(mode & 1) value = __webpack_require__(value); |
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/******/ if(mode & 8) return value; |
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/******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value; |
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/******/ var ns = Object.create(null); |
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/******/ __webpack_require__.r(ns); |
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/******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value }); |
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/******/ if(mode & 2 && typeof value != 'string') for(var key in value) __webpack_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key)); |
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/******/ return ns; |
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/******/ }; |
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/******/ |
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/******/ // getDefaultExport function for compatibility with non-harmony modules |
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/******/ __webpack_require__.n = function(module) { |
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/******/ var getter = module && module.__esModule ? |
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/******/ function getDefault() { return module['default']; } : |
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/******/ function getModuleExports() { return module; }; |
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/******/ __webpack_require__.d(getter, 'a', getter); |
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/******/ return getter; |
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/******/ }; |
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/******/ |
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/******/ // Object.prototype.hasOwnProperty.call |
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/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; |
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/******/ |
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/******/ // __webpack_public_path__ |
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/******/ __webpack_require__.p = ""; |
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/******/ |
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/******/ |
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/******/ // Load entry module and return exports |
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/******/ return __webpack_require__(__webpack_require__.s = 1); |
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/******/ }) |
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/************************************************************************/ |
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/******/ ([ |
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/* 0 */ |
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/***/ (function(module, exports) { |
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module.exports = __WEBPACK_EXTERNAL_MODULE__0__; |
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/***/ }), |
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/* 1 */ |
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/***/ (function(module, __webpack_exports__, __webpack_require__) { |
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"use strict"; |
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__webpack_require__.r(__webpack_exports__); |
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// EXTERNAL MODULE: external "katex" |
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var external_katex_ = __webpack_require__(0); |
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var external_katex_default = /*#__PURE__*/__webpack_require__.n(external_katex_); |
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// CONCATENATED MODULE: ./contrib/auto-render/splitAtDelimiters.js |
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/* eslint no-constant-condition:0 */ |
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var findEndOfMath = function findEndOfMath(delimiter, text, startIndex) { |
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// Adapted from |
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// https://github.com/Khan/perseus/blob/master/src/perseus-markdown.jsx |
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var index = startIndex; |
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var braceLevel = 0; |
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var delimLength = delimiter.length; |
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while (index < text.length) { |
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var character = text[index]; |
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if (braceLevel <= 0 && text.slice(index, index + delimLength) === delimiter) { |
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return index; |
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} else if (character === "\\") { |
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index++; |
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} else if (character === "{") { |
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braceLevel++; |
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} else if (character === "}") { |
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braceLevel--; |
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} |
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index++; |
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} |
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return -1; |
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}; |
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var splitAtDelimiters = function splitAtDelimiters(startData, leftDelim, rightDelim, display) { |
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var finalData = []; |
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for (var i = 0; i < startData.length; i++) { |
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if (startData[i].type === "text") { |
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var text = startData[i].data; |
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var lookingForLeft = true; |
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var currIndex = 0; |
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var nextIndex = void 0; |
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nextIndex = text.indexOf(leftDelim); |
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if (nextIndex !== -1) { |
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currIndex = nextIndex; |
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finalData.push({ |
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type: "text", |
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data: text.slice(0, currIndex) |
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}); |
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lookingForLeft = false; |
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} |
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while (true) { |
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if (lookingForLeft) { |
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nextIndex = text.indexOf(leftDelim, currIndex); |
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if (nextIndex === -1) { |
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break; |
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} |
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finalData.push({ |
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type: "text", |
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data: text.slice(currIndex, nextIndex) |
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}); |
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currIndex = nextIndex; |
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} else { |
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nextIndex = findEndOfMath(rightDelim, text, currIndex + leftDelim.length); |
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if (nextIndex === -1) { |
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break; |
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} |
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finalData.push({ |
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type: "math", |
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data: text.slice(currIndex + leftDelim.length, nextIndex), |
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rawData: text.slice(currIndex, nextIndex + rightDelim.length), |
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display: display |
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}); |
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currIndex = nextIndex + rightDelim.length; |
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} |
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lookingForLeft = !lookingForLeft; |
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} |
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finalData.push({ |
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type: "text", |
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data: text.slice(currIndex) |
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}); |
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} else { |
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finalData.push(startData[i]); |
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} |
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} |
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return finalData; |
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}; |
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/* harmony default export */ var auto_render_splitAtDelimiters = (splitAtDelimiters); |
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// CONCATENATED MODULE: ./contrib/auto-render/auto-render.js |
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/* eslint no-console:0 */ |
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var auto_render_splitWithDelimiters = function splitWithDelimiters(text, delimiters) { |
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var data = [{ |
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type: "text", |
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data: text |
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}]; |
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for (var i = 0; i < delimiters.length; i++) { |
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var delimiter = delimiters[i]; |
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data = auto_render_splitAtDelimiters(data, delimiter.left, delimiter.right, delimiter.display || false); |
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} |
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return data; |
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}; |
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/* Note: optionsCopy is mutated by this method. If it is ever exposed in the |
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* API, we should copy it before mutating. |
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*/ |
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var auto_render_renderMathInText = function renderMathInText(text, optionsCopy) { |
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var data = auto_render_splitWithDelimiters(text, optionsCopy.delimiters); |
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var fragment = document.createDocumentFragment(); |
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for (var i = 0; i < data.length; i++) { |
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if (data[i].type === "text") { |
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fragment.appendChild(document.createTextNode(data[i].data)); |
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} else { |
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var span = document.createElement("span"); |
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var math = data[i].data; // Override any display mode defined in the settings with that |
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// defined by the text itself |
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optionsCopy.displayMode = data[i].display; |
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try { |
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external_katex_default.a.render(math, span, optionsCopy); |
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} catch (e) { |
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if (!(e instanceof external_katex_default.a.ParseError)) { |
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throw e; |
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} |
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optionsCopy.errorCallback("KaTeX auto-render: Failed to parse `" + data[i].data + "` with ", e); |
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fragment.appendChild(document.createTextNode(data[i].rawData)); |
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continue; |
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} |
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fragment.appendChild(span); |
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} |
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} |
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return fragment; |
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}; |
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var renderElem = function renderElem(elem, optionsCopy) { |
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for (var i = 0; i < elem.childNodes.length; i++) { |
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var childNode = elem.childNodes[i]; |
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if (childNode.nodeType === 3) { |
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// Text node |
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var frag = auto_render_renderMathInText(childNode.textContent, optionsCopy); |
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i += frag.childNodes.length - 1; |
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elem.replaceChild(frag, childNode); |
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} else if (childNode.nodeType === 1) { |
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(function () { |
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// Element node |
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var className = ' ' + childNode.className + ' '; |
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var shouldRender = optionsCopy.ignoredTags.indexOf(childNode.nodeName.toLowerCase()) === -1 && optionsCopy.ignoredClasses.every(function (x) { |
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return className.indexOf(' ' + x + ' ') === -1; |
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}); |
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if (shouldRender) { |
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renderElem(childNode, optionsCopy); |
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} |
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})(); |
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} // Otherwise, it's something else, and ignore it. |
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} |
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}; |
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var renderMathInElement = function renderMathInElement(elem, options) { |
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if (!elem) { |
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throw new Error("No element provided to render"); |
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} |
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var optionsCopy = {}; // Object.assign(optionsCopy, option) |
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for (var option in options) { |
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if (options.hasOwnProperty(option)) { |
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optionsCopy[option] = options[option]; |
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} |
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} // default options |
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optionsCopy.delimiters = optionsCopy.delimiters || [{ |
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left: "$$", |
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right: "$$", |
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display: true |
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}, { |
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left: "\\(", |
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right: "\\)", |
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display: false |
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}, // LaTeX uses $…$, but it ruins the display of normal `$` in text: |
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// {left: "$", right: "$", display: false}, |
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// \[…\] must come last in this array. Otherwise, renderMathInElement |
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// will search for \[ before it searches for $$ or \( |
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// That makes it susceptible to finding a \\[0.3em] row delimiter and |
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// treating it as if it were the start of a KaTeX math zone. |
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{ |
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left: "\\[", |
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right: "\\]", |
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display: true |
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}]; |
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optionsCopy.ignoredTags = optionsCopy.ignoredTags || ["script", "noscript", "style", "textarea", "pre", "code"]; |
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optionsCopy.ignoredClasses = optionsCopy.ignoredClasses || []; |
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optionsCopy.errorCallback = optionsCopy.errorCallback || console.error; // Enable sharing of global macros defined via `\gdef` between different |
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// math elements within a single call to `renderMathInElement`. |
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optionsCopy.macros = optionsCopy.macros || {}; |
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renderElem(elem, optionsCopy); |
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}; |
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/* harmony default export */ var auto_render = __webpack_exports__["default"] = (renderMathInElement); |
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/***/ }) |
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/******/ ])["default"]; |
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}); |