1694 lines
63 KiB
JavaScript
1694 lines
63 KiB
JavaScript
/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/*************************************************************
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*
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* MathJax/extensions/TeX/mhchem.js
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*
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* Implements the \ce command for handling chemical formulas
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* from the mhchem LaTeX package.
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*
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* ---------------------------------------------------------------------
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*
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* Copyright (c) 2011-2015 The MathJax Consortium
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* Copyright (c) 2015-2017 Martin Hensel
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//
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// Coding Style
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// - use '' for identifiers that can by minified/uglified
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// - use "" for strings that need to stay untouched
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MathJax.Extension["TeX/mhchem"] = {
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version: "3.2.0"
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};
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MathJax.Hub.Register.StartupHook("TeX Jax Ready",function () {
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var TEX = MathJax.InputJax.TeX;
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//
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// This is the main class for handing the \ce and related commands.
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// Its main method is Parse() which takes the argument to \ce and
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// returns the corresponding TeX string.
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//
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var CE = MathJax.Object.Subclass({
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string: "", // the \ce string being parsed
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//
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// Store the string when a CE object is created
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//
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Init: function (string) { this.string = string; },
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//
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// This converts the CE string to a TeX string.
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//
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Parse: function (stateMachine) {
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try {
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return texify.go(mhchemParser.go(this.string, stateMachine));
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} catch (ex) {
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TEX.Error(ex);
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}
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}
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});
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//
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// Core parser for mhchem syntax (recursive)
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//
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var mhchemParser = {};
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//
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// Parses mchem \ce syntax
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//
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// Call like
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// go("H2O");
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//
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// Looks through mhchemParser.transitions, to execute a matching action
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// (recursive)
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//
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mhchemParser.go = function(input, stateMachine) {
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if (!input) { return input; }
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if (stateMachine === undefined) { stateMachine = 'ce'; }
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var state = '0';
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//
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// String buffers for parsing:
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//
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// buffer.a == amount
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// buffer.o == element
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// buffer.b == left-side superscript
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// buffer.p == left-side subscript
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// buffer.q == right-side subscript
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// buffer.d == right-side superscript
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//
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// buffer.r == arrow
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// buffer.rdt == arrow, script above, type
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// buffer.rd == arrow, script above, content
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// buffer.rqt == arrow, script below, type
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// buffer.rq == arrow, script below, content
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//
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// buffer.text
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// buffer.rm
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// etc.
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//
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// buffer.parenthesisLevel == int, starting at 0
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// buffer.sb == bool, space before
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// buffer.beginsWithBond == bool
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//
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// These letters are also used as state names.
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//
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// Other states:
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// 0 == begin of main part (arrow/operator unlikely)
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// 1 == next entity
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// 2 == next entity (arrow/operator unlikely)
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// 3 == next atom
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// c == macro
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//
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var buffer = {};
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buffer['parenthesisLevel'] = 0;
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input = input.replace(/[\u2212\u2013\u2014\u2010]/g, "-");
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input = input.replace(/[\u2026]/g, "...");
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var lastInput, watchdog;
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var output = [];
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while (true) {
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if (lastInput !== input) {
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watchdog = 10;
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lastInput = input;
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} else {
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watchdog--;
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}
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//
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// Look for matching string in transition table
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//
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var machine = mhchemParser.stateMachines[stateMachine];
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var iTmax = machine.transitions.length;
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iterateTransitions:
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for (var iT=0; iT<iTmax; iT++) { // Surprisingly, looping is not slower than another data structure with direct lookups. 635d910e-0a6d-45b4-8d38-2f98ac9d9a94
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var t = machine.transitions[iT];
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var tasks = t.actions[state] || t.actions['*'] || null;
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if (tasks) { // testing tasks (actions) before matches is slightly faster
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var matches = mhchemParser.matchh(t.matchh, input);
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if (matches) {
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//
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// Execute action
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//
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var actions = mhchemParser.concatNotUndefined([], tasks.action);
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var iAmax = actions.length;
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for (var iA=0; iA<iAmax; iA++) {
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var a = actions[iA];
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var o;
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var option = undefined;
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if (a.type) {
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option = a.option;
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a = a.type;
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}
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if (typeof a === "string") {
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if (machine.actions[a]) {
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o = machine.actions[a](buffer, matches.matchh, option);
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} else if (mhchemParser.actions[a]) {
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o = mhchemParser.actions[a](buffer, matches.matchh, option);
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} else {
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throw ["MhchemBugA", "mhchem bug A. Please report. (" + a + ")"]; // Trying to use non-existing action
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}
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} else if (typeof a === "function") {
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o = a(buffer, matches.matchh);
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}
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output = mhchemParser.concatNotUndefined(output, o);
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}
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//
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// Set next state,
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// Shorten input,
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// Continue with next character
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// (= apply only one transition per position)
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//
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state = tasks.nextState || state;
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if (input.length > 0) {
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if (!tasks.revisit) {
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input = matches.remainder;
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}
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if (!tasks.toContinue) {
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break iterateTransitions;
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}
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} else {
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return output;
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}
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}
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}
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}
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//
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// Prevent infinite loop
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//
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if (watchdog <= 0) {
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throw ["MhchemBugU", "mhchem bug U. Please report."]; // Unexpected character
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}
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}
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};
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mhchemParser.concatNotUndefined = function(a, b) {
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if (!b) { return a; }
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if (!a) { return [].concat(b); }
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return a.concat(b);
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};
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//
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// Matching patterns
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// either regexps or function that return null or {match:"a", remainder:"bc"}
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//
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mhchemParser.patterns = {
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// property names must not look like integers ("2") for correct property traversal order, later on
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'empty': /^$/,
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'else': /^./,
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'else2': /^./,
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'space': /^\s/,
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'space A': /^\s(?=[A-Z\\$])/,
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'a-z': /^[a-z]/,
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'x': /^x/,
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'x$': /^x$/,
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'i$': /^i$/,
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'letters': /^(?:[a-zA-Z\u03B1-\u03C9\u0391-\u03A9?@]|(?:\\(?:alpha|beta|gamma|delta|epsilon|zeta|eta|theta|iota|kappa|lambda|mu|nu|xi|omicron|pi|rho|sigma|tau|upsilon|phi|chi|psi|omega|Gamma|Delta|Theta|Lambda|Xi|Pi|Sigma|Upsilon|Phi|Psi|Omega)(?:\s+|\{\}|(?![a-zA-Z]))))+/,
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'\\greek': /^\\(?:alpha|beta|gamma|delta|epsilon|zeta|eta|theta|iota|kappa|lambda|mu|nu|xi|omicron|pi|rho|sigma|tau|upsilon|phi|chi|psi|omega|Gamma|Delta|Theta|Lambda|Xi|Pi|Sigma|Upsilon|Phi|Psi|Omega)(?:\s+|\{\}|(?![a-zA-Z]))/,
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'one lowercase latin letter $': /^(?:([a-z])(?:$|[^a-zA-Z]))$/,
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'$one lowercase latin letter$ $': /^\$(?:([a-z])(?:$|[^a-zA-Z]))\$$/,
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'one lowercase greek letter $': /^(?:\$?[\u03B1-\u03C9]\$?|\$?\\(?:alpha|beta|gamma|delta|epsilon|zeta|eta|theta|iota|kappa|lambda|mu|nu|xi|omicron|pi|rho|sigma|tau|upsilon|phi|chi|psi|omega)\s*\$?)(?:\s+|\{\}|(?![a-zA-Z]))$/,
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'digits': /^[0-9]+/,
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'-9.,9': /^[+\-]?(?:[0-9]+(?:[,.][0-9]+)?|[0-9]*(?:\.[0-9]+))/,
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'-9.,9 no missing 0': /^[+\-]?[0-9]+(?:[.,][0-9]+)?/,
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'(-)(9.,9)(e)(99)': function (input) {
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var m = input.match(/^(\+\-|\+\/\-|\+|\-|\\pm\s?)?([0-9]+(?:[,.][0-9]+)?|[0-9]*(?:\.[0-9]+)?)(\((?:[0-9]+(?:[,.][0-9]+)?|[0-9]*(?:\.[0-9]+)?)\))?(?:([eE]|\s*(\*|x|\\times|\u00D7)\s*10\^)([+\-]?[0-9]+|\{[+\-]?[0-9]+\}))?/);
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if (m && m[0]) {
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return { matchh: m.splice(1), remainder: input.substr(m[0].length) };
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}
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return null;
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},
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'(-)(9)^(-9)': function (input) {
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var m = input.match(/^(\+\-|\+\/\-|\+|\-|\\pm\s?)?([0-9]+(?:[,.][0-9]+)?|[0-9]*(?:\.[0-9]+)?)\^([+\-]?[0-9]+|\{[+\-]?[0-9]+\})/);
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if (m && m[0]) {
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return { matchh: m.splice(1), remainder: input.substr(m[0].length) };
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}
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return null;
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},
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'state of aggregation $': function (input) { // or crystal system
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var a = this['_findObserveGroups'](input, "", /^\([a-z]{1,3}(?=[\),])/, ")", ""); // (aq), (aq,$\infty$), (aq, sat)
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if (a && a.remainder.match(/^($|[\s,;\)\]\}])/)) { return a; } // AND end of 'phrase'
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var m = input.match(/^(?:\((?:\\ca\s?)?\$[amothc]\$\))/); // OR crystal system ($o$) (\ca$c$)
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if (m) {
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return { matchh: m[0], remainder: input.substr(m[0].length) };
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}
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return null;
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},
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'_{(state of aggregation)}$': /^_\{(\([a-z]{1,3}\))\}/,
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'\{[(': /^(?:\\\{|\[|\()/,
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')]\}': /^(?:\)|\]|\\\})/,
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', ': /^[,;]\s*/,
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',': /^[,;]/,
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'.': /^[.]/,
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'. ': /^([.\u22C5\u00B7\u2022])\s*/,
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'...': /^\.\.\.(?=$|[^.])/,
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'* ': /^([*])\s*/,
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'^{(...)}': function (input) { return this['_findObserveGroups'](input, "^{", "", "", "}"); },
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'^($...$)': function (input) { return this['_findObserveGroups'](input, "^", "$", "$", ""); },
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'^a': /^\^([0-9]+|[^\\_])/,
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'^\\x{}{}': function (input) { return this['_findObserveGroups'](input, "^", /^\\[a-zA-Z]+\{/, "}", "", "", "{", "}", "", true); },
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'^\\x{}': function (input) { return this['_findObserveGroups'](input, "^", /^\\[a-zA-Z]+\{/, "}", ""); },
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'^\\x': /^\^(\\[a-zA-Z]+)\s*/,
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'^(-1)': /^\^(-?\d+)/,
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'\'': /^'/,
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'_{(...)}': function (input) { return this['_findObserveGroups'](input, "_{", "", "", "}"); },
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'_($...$)': function (input) { return this['_findObserveGroups'](input, "_", "$", "$", ""); },
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'_9': /^_([+\-]?[0-9]+|[^\\])/,
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'_\\x{}{}': function (input) { return this['_findObserveGroups'](input, "_", /^\\[a-zA-Z]+\{/, "}", "", "", "{", "}", "", true); },
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'_\\x{}': function (input) { return this['_findObserveGroups'](input, "_", /^\\[a-zA-Z]+\{/, "}", ""); },
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'_\\x': /^_(\\[a-zA-Z]+)\s*/,
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'^_': /^(?:\^(?=_)|\_(?=\^)|[\^_]$)/,
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'{}': /^\{\}/,
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'{...}': function (input) { return this['_findObserveGroups'](input, "", "{", "}", ""); },
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'{(...)}': function (input) { return this['_findObserveGroups'](input, "{", "", "", "}"); },
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'$...$': function (input) { return this['_findObserveGroups'](input, "", "$", "$", ""); },
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'${(...)}$': function (input) { return this['_findObserveGroups'](input, "${", "", "", "}$"); },
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'$(...)$': function (input) { return this['_findObserveGroups'](input, "$", "", "", "$"); },
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'=<>': /^[=<>]/,
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'#': /^[#\u2261]/,
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'+': /^\+/,
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'-$': /^-(?=[\s_},;\]/]|$|\([a-z]+\))/, // -space -, -; -] -/ -$ -state-of-aggregation
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'-9': /^-(?=[0-9])/,
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'- orbital overlap': /^-(?=(?:[spd]|sp)(?:$|[\s,;\)\]\}]))/,
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'-': /^-/,
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'pm-operator': /^(?:\\pm|\$\\pm\$|\+-|\+\/-)/,
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'operator': /^(?:\+|(?:[\-=<>]|<<|>>|\\approx|\$\\approx\$)(?=\s|$|-?[0-9]))/,
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'arrowUpDown': /^(?:v|\(v\)|\^|\(\^\))(?=$|[\s,;\)\]\}])/,
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'\\bond{(...)}': function (input) { return this['_findObserveGroups'](input, "\\bond{", "", "", "}"); },
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'->': /^(?:<->|<-->|->|<-|<=>>|<<=>|<=>|[\u2192\u27F6\u21CC])/,
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'CMT': /^[CMT](?=\[)/,
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'[(...)]': function (input) { return this['_findObserveGroups'](input, "[", "", "", "]"); },
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'1st-level escape': /^(&|\\\\|\\hline)\s*/,
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'\\,': /^(?:\\[,\ ;:])/, // \\x - but output no space before
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'\\x{}{}': function (input) { return this['_findObserveGroups'](input, "", /^\\[a-zA-Z]+\{/, "}", "", "", "{", "}", "", true); },
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'\\x{}': function (input) { return this['_findObserveGroups'](input, "", /^\\[a-zA-Z]+\{/, "}", ""); },
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'\\ca': /^\\ca(?:\s+|(?![a-zA-Z]))/,
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'\\x': /^(?:\\[a-zA-Z]+\s*|\\[_&{}%])/,
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'orbital': /^(?:[0-9]{1,2}[spdfgh]|[0-9]{0,2}sp)(?=$|[^a-zA-Z])/, // only those with numbers in front, because the others will be formatted correctly anyway
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'others': /^[\/~|]/,
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'\\frac{(...)}': function (input) { return this['_findObserveGroups'](input, "\\frac{", "", "", "}", "{", "", "", "}"); },
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'\\overset{(...)}': function (input) { return this['_findObserveGroups'](input, "\\overset{", "", "", "}", "{", "", "", "}"); },
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'\\underset{(...)}': function (input) { return this['_findObserveGroups'](input, "\\underset{", "", "", "}", "{", "", "", "}"); },
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'\\underbrace{(...)}': function (input) { return this['_findObserveGroups'](input, "\\underbrace{", "", "", "}_", "{", "", "", "}"); },
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'\\color{(...)}0': function (input) { return this['_findObserveGroups'](input, "\\color{", "", "", "}"); },
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'\\color{(...)}{(...)}1': function (input) { return this['_findObserveGroups'](input, "\\color{", "", "", "}", "{", "", "", "}"); },
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'\\color(...){(...)}2': function (input) { return this['_findObserveGroups'](input, "\\color", "\\", "", /^(?=\{)/, "{", "", "", "}"); },
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'\\ce{(...)}': function (input) { return this['_findObserveGroups'](input, "\\ce{", "", "", "}"); },
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'oxidation$': /^(?:[+-][IVX]+|\\pm\s*0|\$\\pm\$\s*0)$/,
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'd-oxidation$': /^(?:[+-]?\s?[IVX]+|\\pm\s*0|\$\\pm\$\s*0)$/, // 0 could be oxidation or charge
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'roman numeral': /^[IVX]+/,
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'1/2$': /^[+\-]?(?:[0-9]+|\$[a-z]\$|[a-z])\/[0-9]+(?:\$[a-z]\$|[a-z])?$/,
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'amount': function (input) {
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var matchh;
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// e.g. 2, 0.5, 1/2, -2, n/2, +; $a$ could be added later in parsing
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matchh = input.match(/^(?:(?:(?:\([+\-]?[0-9]+\/[0-9]+\)|[+\-]?(?:[0-9]+|\$[a-z]\$|[a-z])\/[0-9]+|[+\-]?[0-9]+[.,][0-9]+|[+\-]?\.[0-9]+|[+\-]?[0-9]+)(?:[a-z](?=\s*[A-Z]))?)|[+\-]?[a-z](?=\s*[A-Z])|\+(?!\s))/);
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if (matchh) {
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return { matchh: matchh[0], remainder: input.substr(matchh[0].length) };
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}
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var a = this['_findObserveGroups'](input, "", "$", "$", "");
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if (a) { // e.g. $2n-1$, $-$
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matchh = a.matchh.match(/^\$(?:\(?[+\-]?(?:[0-9]*[a-z]?[+\-])?[0-9]*[a-z](?:[+\-][0-9]*[a-z]?)?\)?|\+|-)\$$/);
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if (matchh) {
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return { matchh: matchh[0], remainder: input.substr(matchh[0].length) };
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}
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}
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return null;
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},
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'amount2': function (input) { return this['amount'](input); },
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'(KV letters),': /^(?:[A-Z][a-z]{0,2}|i)(?=,)/,
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'formula$': function (input) {
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if (input.match(/^\([a-z]+\)$/)) { return null; } // state of aggregation = no formula
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var matchh = input.match(/^(?:[a-z]|(?:[0-9\ \+\-\,\.\(\)]+[a-z])+[0-9\ \+\-\,\.\(\)]*|(?:[a-z][0-9\ \+\-\,\.\(\)]+)+[a-z]?)$/);
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if (matchh) {
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return { matchh: matchh[0], remainder: input.substr(matchh[0].length) };
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}
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return null;
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},
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'uprightEntities': /^(?:pH|pOH|pC|pK|iPr|iBu)(?=$|[^a-zA-Z])/,
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'/': /^\s*(\/)\s*/,
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'//': /^\s*(\/\/)\s*/,
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'*': /^\s*\*\s*/,
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'_findObserveGroups': function (input, begExcl, begIncl, endIncl, endExcl, beg2Excl, beg2Incl, end2Incl, end2Excl, combine) {
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var matchh = this['__match'](input, begExcl);
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if (matchh === null) { return null; }
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input = input.substr(matchh.length);
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matchh = this['__match'](input, begIncl);
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if (matchh === null) { return null; }
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var e = this['__findObserveGroups'](input, matchh.length, endIncl || endExcl);
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if (e === null) { return null; }
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var match1 = input.substring(0, (endIncl ? e.endMatchEnd : e.endMatchBegin));
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if (!(beg2Excl || beg2Incl)) {
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return {
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matchh: match1,
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remainder: input.substr(e.endMatchEnd)
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};
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} else {
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var group2 = this['_findObserveGroups'](input.substr(e.endMatchEnd), beg2Excl, beg2Incl, end2Incl, end2Excl);
|
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if (group2 === null) { return null; }
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var matchRet = [match1, group2.matchh];
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|
if (combine) { matchRet = matchRet.join(""); }
|
|
return {
|
|
matchh: matchRet,
|
|
remainder: group2.remainder
|
|
};
|
|
}
|
|
},
|
|
'__match': function (input, pattern) {
|
|
if (typeof pattern === "string") {
|
|
if (input.indexOf(pattern) !== 0) { return null; }
|
|
return pattern;
|
|
} else {
|
|
var matchh = input.match(pattern);
|
|
if (!matchh) { return null; }
|
|
return matchh[0];
|
|
}
|
|
},
|
|
'__findObserveGroups': function (input, i, endChars) {
|
|
var braces = 0;
|
|
while (i < input.length) {
|
|
var a = input.charAt(i);
|
|
var matchh = this['__match'](input.substr(i), endChars);
|
|
if (matchh !== null && braces === 0) {
|
|
return { endMatchBegin: i, endMatchEnd: i + matchh.length };
|
|
} else if (a === "{") {
|
|
braces++;
|
|
} else if (a === "}") {
|
|
if (braces === 0) {
|
|
throw ["ExtraCloseMissingOpen", "Extra close brace or missing open brace"];
|
|
} else {
|
|
braces--;
|
|
}
|
|
}
|
|
i++;
|
|
}
|
|
if (braces > 0) {
|
|
return null;
|
|
}
|
|
return null;
|
|
}
|
|
};
|
|
|
|
//
|
|
// Matching function
|
|
// e.g. matchh("a", input) will look for the regexp called "a" and see if it matches
|
|
// returns null or {matchh:"a", remainder:"bc"}
|
|
//
|
|
mhchemParser.matchh = function (m, input) {
|
|
var pattern = mhchemParser.patterns[m];
|
|
if (pattern === undefined) {
|
|
throw ["MhchemBugP", "mhchem bug P. Please report. (" + m + ")"]; // Trying to use non-existing pattern
|
|
} else if (typeof pattern === "function") {
|
|
return mhchemParser.patterns[m](input); // cannot use cached var pattern here, because some pattern functions need this===mhchemParser
|
|
} else { // RegExp
|
|
var matchh = input.match(pattern);
|
|
if (matchh) {
|
|
var mm;
|
|
if (matchh[2]) {
|
|
mm = [ matchh[1], matchh[2] ];
|
|
} else if (matchh[1]) {
|
|
mm = matchh[1];
|
|
} else {
|
|
mm = matchh[0];
|
|
}
|
|
return { matchh: mm, remainder: input.substr(matchh[0].length) };
|
|
}
|
|
return null;
|
|
}
|
|
};
|
|
|
|
//
|
|
// Generic state machine actions
|
|
//
|
|
mhchemParser.actions = {
|
|
'a=': function (buffer, m) { buffer.a = (buffer.a || "") + m; },
|
|
'b=': function (buffer, m) { buffer.b = (buffer.b || "") + m; },
|
|
'p=': function (buffer, m) { buffer.p = (buffer.p || "") + m; },
|
|
'o=': function (buffer, m) { buffer.o = (buffer.o || "") + m; },
|
|
'q=': function (buffer, m) { buffer.q = (buffer.q || "") + m; },
|
|
'd=': function (buffer, m) { buffer.d = (buffer.d || "") + m; },
|
|
'rm=': function (buffer, m) { buffer.rm = (buffer.rm || "") + m; },
|
|
'text=': function (buffer, m) { buffer.text = (buffer.text || "") + m; },
|
|
'insert': function (buffer, m, a) { return { type: a }; },
|
|
'insert+p1': function (buffer, m, a) { return { type: a, p1: m }; },
|
|
'insert+p1+p2': function (buffer, m, a) { return { type: a, p1: m[0], p2: m[1] }; },
|
|
'copy': function (buffer, m) { return m; },
|
|
'rm': function (buffer, m) { return { type: 'rm', p1: m }; },
|
|
'text': function (buffer, m) { return mhchemParser.go(m, 'text'); },
|
|
'{text}': function (buffer, m) {
|
|
var ret = [ "{" ];
|
|
ret = mhchemParser.concatNotUndefined(ret, mhchemParser.go(m, 'text'));
|
|
ret = mhchemParser.concatNotUndefined(ret, "}");
|
|
return ret;
|
|
},
|
|
'tex-math': function (buffer, m) { return mhchemParser.go(m, 'tex-math'); },
|
|
'tex-math tight': function (buffer, m) { return mhchemParser.go(m, 'tex-math tight'); },
|
|
'bond': function (buffer, m, k) { return { type: 'bond', kind: k || m }; },
|
|
'color0-output': function (buffer, m) { return { type: 'color0', color: m[0] }; },
|
|
'ce': function (buffer, m) { return mhchemParser.go(m); },
|
|
'1/2': function (buffer, m) {
|
|
var ret;
|
|
if (m.match(/^[+\-]/)) {
|
|
ret = [ m.substr(0, 1) ];
|
|
m = m.substr(1);
|
|
}
|
|
var n = m.match(/^([0-9]+|\$[a-z]\$|[a-z])\/([0-9]+)(\$[a-z]\$|[a-z])?$/);
|
|
n[1] = n[1].replace(/\$/g, "");
|
|
ret = mhchemParser.concatNotUndefined(ret, { type: 'frac', p1: n[1], p2: n[2] } );
|
|
if (n[3]) {
|
|
n[3] = n[3].replace(/\$/g, "");
|
|
ret = mhchemParser.concatNotUndefined(ret, { type: 'tex-math', p1: n[3] } );
|
|
}
|
|
return ret;
|
|
},
|
|
'9,9': function (buffer, m) { return mhchemParser.go(m, '9,9'); }
|
|
};
|
|
|
|
//
|
|
// State machine definitions
|
|
//
|
|
mhchemParser.stateMachines = {};
|
|
//
|
|
// convert { 'a': { '*': { action: 'output' } } } to [ { matchh: 'a', actions: { '*': { action: 'output' } } } ]
|
|
// with expansion of 'a|b' to 'a' and 'b' (at 2 places)
|
|
//
|
|
mhchemParser.createTransitions = function (o) {
|
|
var a, b, s, i;
|
|
//
|
|
// 1. o ==> oo, expanding 'a|b'
|
|
//
|
|
var oo = {};
|
|
for (a in o) {
|
|
if (a.indexOf("|") !== -1) {
|
|
s = a.split("|");
|
|
for (i=0; i<s.length; i++) {
|
|
oo[s[i]] = o[a];
|
|
}
|
|
} else {
|
|
oo[a] = o[a];
|
|
}
|
|
}
|
|
//
|
|
// 2. oo ==> transition array
|
|
//
|
|
var transitions = [];
|
|
for (a in oo) {
|
|
var actions = {};
|
|
var ooa = oo[a];
|
|
for (b in ooa) {
|
|
//
|
|
// expanding action-state:'a|b' if needed
|
|
//
|
|
if (b.indexOf("|") !== -1) {
|
|
s = b.split("|");
|
|
for (i=0; i<s.length; i++) {
|
|
actions[s[i]] = ooa[b];
|
|
}
|
|
} else {
|
|
actions[b] = ooa[b];
|
|
}
|
|
}
|
|
transitions.push( { matchh: a, actions: actions } );
|
|
}
|
|
return transitions;
|
|
};
|
|
//
|
|
//
|
|
// \ce state machines
|
|
//
|
|
//
|
|
// Transitions and actions of main parser
|
|
//
|
|
mhchemParser.stateMachines['ce'] = {
|
|
transitions: mhchemParser.createTransitions({
|
|
'empty': {
|
|
'*': { action: 'output' } },
|
|
'else': {
|
|
'0|1|2': { action: 'beginsWithBond=false', revisit: true, toContinue: true } },
|
|
'oxidation$': {
|
|
'0': { action: 'oxidation-output' } },
|
|
'CMT': {
|
|
'r': { action: 'rdt=', nextState: 'rt' },
|
|
'rd': { action: 'rqt=', nextState: 'rdt' } },
|
|
'arrowUpDown': {
|
|
'0|1|2|as': { action: [ 'sb=false', 'output', 'operator' ], nextState: '1' } },
|
|
'uprightEntities': {
|
|
'0|1|2': { action: [ 'o=', 'output' ], nextState: '1' } },
|
|
'orbital': {
|
|
'0|1|2|3': { action: 'o=', nextState: 'o' } },
|
|
'->': {
|
|
'0|1|2|3': { action: 'r=', nextState: 'r' },
|
|
'a|as': { action: [ 'output', 'r=' ], nextState: 'r' },
|
|
'*': { action: [ 'output', 'r=' ], nextState: 'r' } },
|
|
'+': {
|
|
'o': { action: 'd= kv', nextState: 'd' },
|
|
'd|D': { action: 'd=', nextState: 'd' },
|
|
'q': { action: 'd=', nextState: 'qd' },
|
|
'qd|qD': { action: 'd=', nextState: 'qd' },
|
|
'dq': { action: [ 'output', 'd=' ], nextState: 'd' },
|
|
'3': { action: [ 'sb=false', 'output', 'operator' ], nextState: '0' } },
|
|
'amount': {
|
|
'0|2': { action: 'a=', nextState: 'a' } },
|
|
'pm-operator': {
|
|
'0|1|2|a|as': { action: [ 'sb=false', 'output', { type: 'operator', option: '\\pm' } ], nextState: '0' } },
|
|
'operator': {
|
|
'0|1|2|a|as': { action: [ 'sb=false', 'output', 'operator' ], nextState: '0' } },
|
|
'-$': {
|
|
'o|q': { action: [ 'charge or bond', 'output' ], nextState: 'qd' },
|
|
'd': { action: 'd=', nextState: 'd' },
|
|
'D': { action: [ 'output', { type: 'bond', option: "-" } ], nextState: '3' },
|
|
'q': { action: 'd=', nextState: 'qd' },
|
|
'qd': { action: 'd=', nextState: 'qd' },
|
|
'qD|dq': { action: [ 'output', { type: 'bond', option: "-" } ], nextState: '3' } },
|
|
'-9': {
|
|
'3|o': { action: [ 'output', { type: 'insert', option: 'hyphen' } ], nextState: '3' } },
|
|
'- orbital overlap': {
|
|
'o': { action: { type: '- after o', option: true }, nextState: '2' },
|
|
'd': { action: { type: '- after d', option: true }, nextState: '2' } },
|
|
'-': {
|
|
'0|1|2': { action: [ { type: 'output', option: 1 }, 'beginsWithBond=true', { type: 'bond', option: "-" } ], nextState: '3' },
|
|
'3': { action: { type: 'bond', option: "-" } },
|
|
'a': { action: [ 'output', { type: 'insert', option: 'hyphen' } ], nextState: '2' },
|
|
'as': { action: [ { type: 'output', option: 2 }, { type: 'bond', option: "-" } ], nextState: '3' },
|
|
'b': { action: 'b=' },
|
|
'o': { action: '- after o', nextState: '2' },
|
|
'q': { action: '- after o', nextState: '2' },
|
|
'd|qd|dq': { action: '- after d', nextState: '2' },
|
|
'D|qD|p': { action: [ 'output', { type: 'bond', option: "-" } ], nextState: '3' } },
|
|
'amount2': {
|
|
'1|3': { action: 'a=', nextState: 'a' } },
|
|
'letters': {
|
|
'0|1|2|3|a|as|b|p|bp|o': { action: 'o=', nextState: 'o' },
|
|
'q|dq': { action: ['output', 'o='], nextState: 'o' },
|
|
'd|D|qd|qD': { action: 'o after d', nextState: 'o' } },
|
|
'digits': {
|
|
'o': { action: 'q=', nextState: 'q' },
|
|
'd|D': { action: 'q=', nextState: 'dq' },
|
|
'q': { action: [ 'output', 'o=' ], nextState: 'o' },
|
|
'a': { action: 'o=', nextState: 'o' } },
|
|
'space A': {
|
|
'b|p|bp': {} },
|
|
'space': {
|
|
'a': { nextState: 'as' },
|
|
'0': { action: 'sb=false' },
|
|
'1|2': { action: 'sb=true' },
|
|
'r|rt|rd|rdt|rdq': { action: 'output', nextState: '0' },
|
|
'*': { action: [ 'output', 'sb=true' ], nextState: '1'} },
|
|
'1st-level escape': {
|
|
'1|2': { action: [ 'output', { type: 'insert+p1', option: '1st-level escape' } ] },
|
|
'*': { action: [ 'output', { type: 'insert+p1', option: '1st-level escape' } ], nextState: '0' } },
|
|
'[(...)]': {
|
|
'r|rt': { action: 'rd=', nextState: 'rd' },
|
|
'rd|rdt': { action: 'rq=', nextState: 'rdq' } },
|
|
'...': {
|
|
'o|d|D|dq|qd|qD': { action: [ 'output', { type: 'bond', option: "..." } ], nextState: '3' },
|
|
'*': { action: [ { type: 'output', option: 1 }, { type: 'insert', option: 'ellipsis' } ], nextState: '1' } },
|
|
'. |* ': {
|
|
'*': { action: [ 'output', { type: 'insert', option: 'addition compound' } ], nextState: '1' } },
|
|
'state of aggregation $': {
|
|
'*': { action: [ 'output', 'state of aggregation' ], nextState: '1' } },
|
|
'\{[(': {
|
|
'a|as|o': { action: [ 'o=', 'output', 'parenthesisLevel++' ], nextState: '2' },
|
|
'0|1|2|3': { action: [ 'o=', 'output', 'parenthesisLevel++' ], nextState: '2' },
|
|
'*': { action: [ 'output', 'o=', 'output', 'parenthesisLevel++' ], nextState: '2' } },
|
|
')]\}': {
|
|
'0|1|2|3|b|p|bp|o': { action: [ 'o=', 'parenthesisLevel--' ], nextState: 'o' },
|
|
'a|as|d|D|q|qd|qD|dq': { action: [ 'output', 'o=', 'parenthesisLevel--' ], nextState: 'o' } },
|
|
', ': {
|
|
'*': { action: [ 'output', 'comma' ], nextState: '0' } },
|
|
'^_': { // ^ and _ without a sensible argument
|
|
'*': { } },
|
|
'^{(...)}|^($...$)': {
|
|
'0|1|2|as': { action: 'b=', nextState: 'b' },
|
|
'p': { action: 'b=', nextState: 'bp' },
|
|
'3|o': { action: 'd= kv', nextState: 'D' },
|
|
'q': { action: 'd=', nextState: 'qD' },
|
|
'd|D|qd|qD|dq': { action: [ 'output', 'd=' ], nextState: 'D' } },
|
|
'^a|^\\x{}{}|^\\x{}|^\\x|\'': {
|
|
'0|1|2|as': { action: 'b=', nextState: 'b' },
|
|
'p': { action: 'b=', nextState: 'bp' },
|
|
'3|o': { action: 'd= kv', nextState: 'd' },
|
|
'q': { action: 'd=', nextState: 'qd' },
|
|
'd|qd|D|qD': { action: 'd=' },
|
|
'dq': { action: [ 'output', 'd=' ], nextState: 'd' } },
|
|
'_{(state of aggregation)}$': {
|
|
'd|D|q|qd|qD|dq': { action: [ 'output', 'q=' ], nextState: 'q' } },
|
|
'_{(...)}|_($...$)|_9|_\\x{}{}|_\\x{}|_\\x': {
|
|
'0|1|2|as': { action: 'p=', nextState: 'p' },
|
|
'b': { action: 'p=', nextState: 'bp' },
|
|
'3|o': { action: 'q=', nextState: 'q' },
|
|
'd|D': { action: 'q=', nextState: 'dq' },
|
|
'q|qd|qD|dq': { action: [ 'output', 'q=' ], nextState: 'q' } },
|
|
'=<>': {
|
|
'0|1|2|3|a|as|o|q|d|D|qd|qD|dq': { action: [ { type: 'output', option: 2 }, 'bond' ], nextState: '3' } },
|
|
'#': {
|
|
'0|1|2|3|a|as|o': { action: [ { type: 'output', option: 2 }, { type: 'bond', option: "#" } ], nextState: '3' } },
|
|
'{}': {
|
|
'*': { action: { type: 'output', option: 1 }, nextState: '1' } },
|
|
'{...}': {
|
|
'0|1|2|3|a|as|b|p|bp': { action: 'o=', nextState: 'o' },
|
|
'o|d|D|q|qd|qD|dq': { action: [ 'output', 'o=' ], nextState: 'o' } },
|
|
'$...$': {
|
|
'a': { action: 'a=' }, // 2$n$
|
|
'0|1|2|3|as|b|p|bp|o': { action: 'o=', nextState: 'o' }, // not 'amount'
|
|
'as|o': { action: 'o=' },
|
|
'q|d|D|qd|qD|dq': { action: [ 'output', 'o=' ], nextState: 'o' } },
|
|
'\\bond{(...)}': {
|
|
'*': { action: [ { type: 'output', option: 2 }, 'bond' ], nextState: "3" } },
|
|
'\\frac{(...)}': {
|
|
'*': { action: [ { type: 'output', option: 1 }, 'frac-output' ], nextState: '3' } },
|
|
'\\overset{(...)}': {
|
|
'*': { action: [ { type: 'output', option: 2 }, 'overset-output' ], nextState: '3' } },
|
|
'\\underset{(...)}': {
|
|
'*': { action: [ { type: 'output', option: 2 }, 'underset-output' ], nextState: '3' } },
|
|
'\\underbrace{(...)}': {
|
|
'*': { action: [ { type: 'output', option: 2 }, 'underbrace-output' ], nextState: '3' } },
|
|
'\\color{(...)}{(...)}1|\\color(...){(...)}2': {
|
|
'*': { action: [ { type: 'output', option: 2 }, 'color-output' ], nextState: '3' } },
|
|
'\\color{(...)}0': {
|
|
'*': { action: [ { type: 'output', option: 2 }, 'color0-output' ] } },
|
|
'\\ce{(...)}': {
|
|
'*': { action: [ { type: 'output', option: 2 }, 'ce' ], nextState: '3' } },
|
|
'\\,': {
|
|
'*': { action: [ { type: 'output', option: 1 }, 'copy' ], nextState: '1' } },
|
|
'\\x{}{}|\\x{}|\\x': {
|
|
'0|1|2|3|a|as|b|p|bp|o|c0': { action: [ 'o=', 'output' ], nextState: '3' },
|
|
'*': { action: ['output', 'o=', 'output' ], nextState: '3' } },
|
|
'others': {
|
|
'*': { action: [ { type: 'output', option: 1 }, 'copy' ], nextState: '3' } },
|
|
'else2': {
|
|
'a': { action: 'a to o', nextState: 'o', revisit: true },
|
|
'as': { action: [ { type: 'output' }, 'sb=true' ], nextState: '1', revisit: true },
|
|
'r|rt|rd|rdt|rdq': { action: [ 'output' ], nextState: '0', revisit: true },
|
|
'*': { action: [ 'output', 'copy' ], nextState: '3' } }
|
|
}),
|
|
actions: {
|
|
'o after d': function (buffer, m) {
|
|
var ret;
|
|
if (buffer.d.match(/^[0-9]+$/)) {
|
|
var tmp = buffer.d;
|
|
buffer.d = undefined;
|
|
ret = this['output'](buffer);
|
|
buffer.b = tmp;
|
|
} else {
|
|
ret = this['output'](buffer);
|
|
}
|
|
mhchemParser.actions['o='](buffer, m);
|
|
return ret;
|
|
},
|
|
'd= kv': function (buffer, m) {
|
|
buffer.d = m;
|
|
buffer['d-type'] = 'kv';
|
|
},
|
|
'charge or bond': function (buffer, m) {
|
|
if (buffer['beginsWithBond']) {
|
|
var ret = mhchemParser.concatNotUndefined(ret, this['output'](buffer));
|
|
ret = mhchemParser.concatNotUndefined(ret, mhchemParser.actions['bond'](buffer, m, "-"));
|
|
return ret;
|
|
} else {
|
|
buffer.d = m;
|
|
}
|
|
},
|
|
'- after o': function (buffer, m, isOrbitalOverlap) {
|
|
var hyphenFollows = isOrbitalOverlap || this['_hyphenFollows'](buffer, m);
|
|
var ret = mhchemParser.concatNotUndefined(null, this['output'](buffer, m));
|
|
if (hyphenFollows) {
|
|
ret = mhchemParser.concatNotUndefined(ret, { type: 'hyphen' });
|
|
} else {
|
|
ret = mhchemParser.concatNotUndefined(ret, mhchemParser.actions['bond'](buffer, m, "-"));
|
|
}
|
|
return ret;
|
|
},
|
|
'- after d': function (buffer, m, isOrbitalOverlap) {
|
|
var hyphenFollows = isOrbitalOverlap || this['_hyphenFollows'](buffer, m);
|
|
var ret;
|
|
if (hyphenFollows) {
|
|
ret = mhchemParser.concatNotUndefined(ret, this['output'](buffer, m));
|
|
ret = mhchemParser.concatNotUndefined(ret, { type: 'hyphen' });
|
|
} else {
|
|
var c1 = mhchemParser.matchh('digits', buffer.d || "");
|
|
if (c1 && c1.remainder==='') {
|
|
ret = mhchemParser.concatNotUndefined(null, mhchemParser.actions['d='](buffer, m));
|
|
ret = mhchemParser.concatNotUndefined(ret, this['output'](buffer));
|
|
} else {
|
|
ret = mhchemParser.concatNotUndefined(ret, this['output'](buffer, m));
|
|
ret = mhchemParser.concatNotUndefined(ret, mhchemParser.actions['bond'](buffer, m, "-"));
|
|
}
|
|
}
|
|
return ret;
|
|
},
|
|
'_hyphenFollows': function (buffer, m) {
|
|
var c1 = mhchemParser.matchh('orbital', buffer.o || "");
|
|
var c2 = mhchemParser.matchh('one lowercase greek letter $', buffer.o || "");
|
|
var c3 = mhchemParser.matchh('one lowercase latin letter $', buffer.o || "");
|
|
var c4 = mhchemParser.matchh('$one lowercase latin letter$ $', buffer.o || "");
|
|
var hyphenFollows = m==="-" && ( c1 && c1.remainder==='' || c2 || c3 || c4 );
|
|
if (hyphenFollows && !buffer.a && !buffer.b && !buffer.p && !buffer.d && !buffer.q && !c1 && c3) {
|
|
buffer.o = '$' + buffer.o + '$';
|
|
}
|
|
return hyphenFollows;
|
|
},
|
|
'a to o': function (buffer, m) {
|
|
buffer.o = buffer.a;
|
|
buffer.a = undefined;
|
|
},
|
|
'sb=true': function (buffer, m) { buffer.sb = true; },
|
|
'sb=false': function (buffer, m) { buffer.sb = false; },
|
|
'beginsWithBond=true': function (buffer, m) { buffer.beginsWithBond = true; },
|
|
'beginsWithBond=false': function (buffer, m) { buffer.beginsWithBond = false; },
|
|
'parenthesisLevel++': function (buffer, m) { buffer.parenthesisLevel++; },
|
|
'parenthesisLevel--': function (buffer, m) { buffer.parenthesisLevel--; },
|
|
'state of aggregation': function (buffer, m) {
|
|
m = mhchemParser.go(m, 'o');
|
|
return { type: 'state of aggregation', p1: m };
|
|
},
|
|
'comma': function (buffer, m) {
|
|
var a = m.replace(/\s*$/, '');
|
|
var withSpace = (a !== m);
|
|
if (withSpace && buffer['parenthesisLevel'] === 0) {
|
|
return { type: 'comma enumeration L', p1: a };
|
|
} else {
|
|
return { type: 'comma enumeration M', p1: a };
|
|
}
|
|
},
|
|
'output': function (buffer, m, entityFollows) {
|
|
// entityFollows:
|
|
// undefined = if we have nothing else to output, also ignore the just read space (buffer.sb)
|
|
// 1 = an entity follows, never omit the space if there was one just read before (can only apply to state 1)
|
|
// 2 = 1 + the entity can have an amount, so output a\, instead of converting it to o (can only apply to states a|as)
|
|
var ret;
|
|
if (!buffer.r) {
|
|
ret = [];
|
|
if (!buffer.a && !buffer.b && !buffer.p && !buffer.o && !buffer.q && !buffer.d && !entityFollows) {
|
|
ret = null;
|
|
} else {
|
|
if (buffer.sb) {
|
|
ret.push({ type: 'entitySkip' });
|
|
}
|
|
if (!buffer.o && !buffer.q && !buffer.d && !buffer.b && !buffer.p && entityFollows!==2) {
|
|
buffer.o = buffer.a;
|
|
buffer.a = undefined;
|
|
} else if (!buffer.o && !buffer.q && !buffer.d && (buffer.b || buffer.p)) {
|
|
buffer.o = buffer.a;
|
|
buffer.d = buffer.b;
|
|
buffer.q = buffer.p;
|
|
buffer.a = buffer.b = buffer.p = undefined;
|
|
} else {
|
|
if (buffer.o && buffer['d-type']==='kv' && mhchemParser.matchh('d-oxidation$', buffer.d || "")) {
|
|
buffer['d-type'] = 'oxidation';
|
|
} else if (buffer.o && buffer['d-type']==='kv' && !buffer.q) {
|
|
buffer['d-type'] = undefined;
|
|
}
|
|
}
|
|
buffer.a = mhchemParser.go(buffer.a, 'a');
|
|
buffer.b = mhchemParser.go(buffer.b, 'bd');
|
|
buffer.p = mhchemParser.go(buffer.p, 'pq');
|
|
buffer.o = mhchemParser.go(buffer.o, 'o');
|
|
if (buffer['d-type'] === 'oxidation') {
|
|
buffer.d = mhchemParser.go(buffer.d, 'oxidation');
|
|
} else {
|
|
buffer.d = mhchemParser.go(buffer.d, 'bd');
|
|
}
|
|
buffer.q = mhchemParser.go(buffer.q, 'pq');
|
|
ret.push({
|
|
type: 'chemfive',
|
|
a: buffer.a,
|
|
b: buffer.b,
|
|
p: buffer.p,
|
|
o: buffer.o,
|
|
q: buffer.q,
|
|
d: buffer.d,
|
|
'd-type': buffer['d-type']
|
|
});
|
|
}
|
|
} else { // r
|
|
if (buffer.rdt === 'M') {
|
|
buffer.rd = mhchemParser.go(buffer.rd, 'tex-math');
|
|
} else if (buffer.rdt === 'T') {
|
|
buffer.rd = [ { type: 'text', p1: buffer.rd } ];
|
|
} else {
|
|
buffer.rd = mhchemParser.go(buffer.rd);
|
|
}
|
|
if (buffer.rqt === 'M') {
|
|
buffer.rq = mhchemParser.go(buffer.rq, 'tex-math');
|
|
} else if (buffer.rqt === 'T') {
|
|
buffer.rq = [ { type: 'text', p1: buffer.rq } ];
|
|
} else {
|
|
buffer.rq = mhchemParser.go(buffer.rq);
|
|
}
|
|
ret = {
|
|
type: 'arrow',
|
|
r: buffer.r,
|
|
rd: buffer.rd,
|
|
rq: buffer.rq
|
|
};
|
|
}
|
|
for (var p in buffer) {
|
|
if (p !== 'parenthesisLevel' && p !== 'beginsWithBond') {
|
|
delete buffer[p];
|
|
}
|
|
}
|
|
return ret;
|
|
},
|
|
'oxidation-output': function (buffer, m) {
|
|
var ret = [ "{" ];
|
|
ret = mhchemParser.concatNotUndefined(ret, mhchemParser.go(m, 'oxidation'));
|
|
ret = ret.concat([ "}" ]);
|
|
return ret;
|
|
},
|
|
'frac-output': function (buffer, m) {
|
|
return { type: 'frac-ce', p1: mhchemParser.go(m[0]), p2: mhchemParser.go(m[1]) };
|
|
},
|
|
'overset-output': function (buffer, m) {
|
|
return { type: 'overset', p1: mhchemParser.go(m[0]), p2: mhchemParser.go(m[1]) };
|
|
},
|
|
'underset-output': function (buffer, m) {
|
|
return { type: 'underset', p1: mhchemParser.go(m[0]), p2: mhchemParser.go(m[1]) };
|
|
},
|
|
'underbrace-output': function (buffer, m) {
|
|
return { type: 'underbrace', p1: mhchemParser.go(m[0]), p2: mhchemParser.go(m[1]) };
|
|
},
|
|
'color-output': function (buffer, m) {
|
|
return { type: 'color', color1: m[0], color2: mhchemParser.go(m[1]) };
|
|
},
|
|
'r=': function (buffer, m) { buffer.r = (buffer.r || "") + m; },
|
|
'rdt=': function (buffer, m) { buffer.rdt = (buffer.rdt || "") + m; },
|
|
'rd=': function (buffer, m) { buffer.rd = (buffer.rd || "") + m; },
|
|
'rqt=': function (buffer, m) { buffer.rqt = (buffer.rqt || "") + m; },
|
|
'rq=': function (buffer, m) { buffer.rq = (buffer.rq || "") + m; },
|
|
'operator': function (buffer, m, p1) { return { type: 'operator', kind: (p1 || m) }; }
|
|
}
|
|
};
|
|
//
|
|
// Transitions and actions of a parser
|
|
//
|
|
mhchemParser.stateMachines['a'] = {
|
|
transitions: mhchemParser.createTransitions({
|
|
'empty': {
|
|
'*': {} },
|
|
'1/2$': {
|
|
'0': { action: '1/2' } },
|
|
'else': {
|
|
'0': { nextState: '1', revisit: true } },
|
|
'$(...)$': {
|
|
'*': { action: 'tex-math tight', nextState: '1' } },
|
|
',': {
|
|
'*': { action: { type: 'insert', option: 'commaDecimal' } } },
|
|
'else2': {
|
|
'*': { action: 'copy' } }
|
|
}),
|
|
actions: {}
|
|
};
|
|
//
|
|
// Transitions and actions of o parser
|
|
//
|
|
mhchemParser.stateMachines['o'] = {
|
|
transitions: mhchemParser.createTransitions({
|
|
'empty': {
|
|
'*': {} },
|
|
'1/2$': {
|
|
'0': { action: '1/2' } },
|
|
'else': {
|
|
'0': { nextState: '1', revisit: true } },
|
|
'letters': {
|
|
'*': { action: 'rm' } },
|
|
'\\ca': {
|
|
'*': { action: { type: 'insert', option: 'circa' } } },
|
|
'\\x{}{}|\\x{}|\\x': {
|
|
'*': { action: 'copy' } },
|
|
'${(...)}$|$(...)$': {
|
|
'*': { action: 'tex-math' } },
|
|
'{(...)}': {
|
|
'*': { action: '{text}' } },
|
|
'else2': {
|
|
'*': { action: 'copy' } }
|
|
}),
|
|
actions: {}
|
|
};
|
|
//
|
|
// Transitions and actions of text parser
|
|
//
|
|
mhchemParser.stateMachines['text'] = {
|
|
transitions: mhchemParser.createTransitions({
|
|
'empty': {
|
|
'*': { action: 'output' } },
|
|
'{...}': {
|
|
'*': { action: 'text=' } },
|
|
'${(...)}$|$(...)$': {
|
|
'*': { action: 'tex-math' } },
|
|
'\\greek': {
|
|
'*': { action: [ 'output', 'rm' ] } },
|
|
'\\,|\\x{}{}|\\x{}|\\x': {
|
|
'*': { action: [ 'output', 'copy' ] } },
|
|
'else': {
|
|
'*': { action: 'text=' } }
|
|
}),
|
|
actions: {
|
|
'output': function (buffer, m) {
|
|
if (buffer.text) {
|
|
var ret = { type: 'text', p1: buffer.text };
|
|
for (var p in buffer) { delete buffer[p]; }
|
|
return ret;
|
|
}
|
|
return null;
|
|
}
|
|
}
|
|
};
|
|
//
|
|
// Transitions and actions of pq parser
|
|
//
|
|
mhchemParser.stateMachines['pq'] = {
|
|
transitions: mhchemParser.createTransitions({
|
|
'empty': {
|
|
'*': {} },
|
|
'state of aggregation $': {
|
|
'*': { action: 'state of aggregation' } },
|
|
'i$': {
|
|
'0': { nextState: '!f', revisit: true } },
|
|
'(KV letters),': {
|
|
'0': { action: 'rm', nextState: '0' } },
|
|
'formula$': {
|
|
'0': { nextState: 'f', revisit: true } },
|
|
'1/2$': {
|
|
'0': { action: '1/2' } },
|
|
'else': {
|
|
'0': { nextState: '!f', revisit: true } },
|
|
'${(...)}$|$(...)$': {
|
|
'*': { action: 'tex-math' } },
|
|
'{(...)}': {
|
|
'*': { action: 'text' } },
|
|
'a-z': {
|
|
'f': { action: 'tex-math' } },
|
|
'letters': {
|
|
'*': { action: 'rm' } },
|
|
'-9.,9': {
|
|
'*': { action: '9,9' } },
|
|
',': {
|
|
'*': { action: { type: 'insert+p1', option: 'comma enumeration S' } } },
|
|
'\\color{(...)}{(...)}1|\\color(...){(...)}2': {
|
|
'*': { action: 'color-output' } },
|
|
'\\color{(...)}0': {
|
|
'*': { action: 'color0-output' } },
|
|
'\\ce{(...)}': {
|
|
'*': { action: 'ce' } },
|
|
'\\,|\\x{}{}|\\x{}|\\x': {
|
|
'*': { action: 'copy' } },
|
|
'else2': {
|
|
'*': { action: 'copy' } }
|
|
}),
|
|
actions: {
|
|
'state of aggregation': function (buffer, m) {
|
|
m = mhchemParser.go(m, 'o');
|
|
return { type: 'state of aggregation subscript', p1: m };
|
|
},
|
|
'color-output': function (buffer, m) {
|
|
return { type: 'color', color1: m[0], color2: mhchemParser.go(m[1], 'pq') };
|
|
}
|
|
}
|
|
};
|
|
//
|
|
// Transitions and actions of bd parser
|
|
//
|
|
mhchemParser.stateMachines['bd'] = {
|
|
transitions: mhchemParser.createTransitions({
|
|
'empty': {
|
|
'*': {} },
|
|
'x$': {
|
|
'0': { nextState: '!f', revisit: true } },
|
|
'formula$': {
|
|
'0': { nextState: 'f', revisit: true } },
|
|
'else': {
|
|
'0': { nextState: '!f', revisit: true } },
|
|
'-9.,9 no missing 0': {
|
|
'*': { action: '9,9' } },
|
|
'.': {
|
|
'*': { action: { type: 'insert', option: 'electron dot' } } },
|
|
'a-z': {
|
|
'f': { action: 'tex-math' } },
|
|
'x': {
|
|
'*': { action: { type: 'insert', option: 'KV x' } } },
|
|
'letters': {
|
|
'*': { action: 'rm' } },
|
|
'\'': {
|
|
'*': { action: { type: 'insert', option: 'prime' } } },
|
|
'${(...)}$|$(...)$': {
|
|
'*': { action: 'tex-math' } },
|
|
'{(...)}': {
|
|
'*': { action: 'text' } },
|
|
'\\color{(...)}{(...)}1|\\color(...){(...)}2': {
|
|
'*': { action: 'color-output' } },
|
|
'\\color{(...)}0': {
|
|
'*': { action: 'color0-output' } },
|
|
'\\ce{(...)}': {
|
|
'*': { action: 'ce' } },
|
|
'\\,|\\x{}{}|\\x{}|\\x': {
|
|
'*': { action: 'copy' } },
|
|
'else2': {
|
|
'*': { action: 'copy' } }
|
|
}),
|
|
actions: {
|
|
'color-output': function (buffer, m) {
|
|
return { type: 'color', color1: m[0], color2: mhchemParser.go(m[1], 'bd') };
|
|
}
|
|
}
|
|
};
|
|
//
|
|
// Transitions and actions of oxidation parser
|
|
//
|
|
mhchemParser.stateMachines['oxidation'] = {
|
|
transitions: mhchemParser.createTransitions({
|
|
'empty': {
|
|
'*': {} },
|
|
'roman numeral': {
|
|
'*': { action: 'roman-numeral' } },
|
|
'${(...)}$|$(...)$': {
|
|
'*': { action: 'tex-math' } },
|
|
'else': {
|
|
'*': { action: 'copy' } }
|
|
}),
|
|
actions: {
|
|
'roman-numeral': function (buffer, m) { return { type: 'roman numeral', p1: m }; }
|
|
}
|
|
};
|
|
//
|
|
// Transitions and actions of tex-math parser
|
|
//
|
|
mhchemParser.stateMachines['tex-math'] = {
|
|
transitions: mhchemParser.createTransitions({
|
|
'empty': {
|
|
'*': { action: 'output' } },
|
|
'\\ce{(...)}': {
|
|
'*': { action: [ 'output', 'ce' ] } },
|
|
'{...}|\\,|\\x{}{}|\\x{}|\\x': {
|
|
'*': { action: 'o=' } },
|
|
'else': {
|
|
'*': { action: 'o=' } }
|
|
}),
|
|
actions: {
|
|
'output': function (buffer, m) {
|
|
if (buffer.o) {
|
|
var ret = { type: 'tex-math', p1: buffer.o };
|
|
for (var p in buffer) { delete buffer[p]; }
|
|
return ret;
|
|
}
|
|
return null;
|
|
}
|
|
}
|
|
};
|
|
//
|
|
// Transitions and actions of tex-math-tight parser
|
|
//
|
|
mhchemParser.stateMachines['tex-math tight'] = {
|
|
transitions: mhchemParser.createTransitions({
|
|
'empty': {
|
|
'*': { action: 'output' } },
|
|
'\\ce{(...)}': {
|
|
'*': { action: [ 'output', 'ce' ] } },
|
|
'{...}|\\,|\\x{}{}|\\x{}|\\x': {
|
|
'*': { action: 'o=' } },
|
|
'-|+': {
|
|
'*': { action: 'tight operator' } },
|
|
'else': {
|
|
'*': { action: 'o=' } }
|
|
}),
|
|
actions: {
|
|
'tight operator': function (buffer, m) { buffer.o = (buffer.o || "") + "{"+m+"}"; },
|
|
'output': function (buffer, m) {
|
|
if (buffer.o) {
|
|
var ret = { type: 'tex-math', p1: buffer.o };
|
|
for (var p in buffer) { delete buffer[p]; }
|
|
return ret;
|
|
}
|
|
return null;
|
|
}
|
|
}
|
|
};
|
|
//
|
|
// Transitions and actions of 9,9 parser
|
|
//
|
|
mhchemParser.stateMachines['9,9'] = {
|
|
transitions: mhchemParser.createTransitions({
|
|
'empty': {
|
|
'*': {} },
|
|
',': {
|
|
'*': { action: 'comma' } },
|
|
'else': {
|
|
'*': { action: 'copy' } }
|
|
}),
|
|
actions: {
|
|
'comma': function (buffer, m) { return { type: 'commaDecimal' }; }
|
|
}
|
|
};
|
|
//
|
|
//
|
|
// \pu state machines
|
|
//
|
|
//
|
|
// Transitions and actions of pu main parser
|
|
//
|
|
mhchemParser.stateMachines['pu'] = {
|
|
transitions: mhchemParser.createTransitions({
|
|
'empty': {
|
|
'*': { action: 'output' } },
|
|
'\{[(|)]\}': {
|
|
'0|a': { action: 'copy' } },
|
|
'(-)(9)^(-9)': {
|
|
'0': { action: 'number^', nextState: 'a' } },
|
|
'(-)(9.,9)(e)(99)': {
|
|
'0': { action: 'enumber', nextState: 'a' } },
|
|
'space': {
|
|
'0|a': {} },
|
|
'pm-operator': {
|
|
'0|a': { action: { type: 'operator', option: '\\pm' }, nextState: '0' } },
|
|
'operator': {
|
|
'0|a': { action: 'copy', nextState: '0' } },
|
|
'//': {
|
|
'd': { action: 'o=', nextState: '/' } },
|
|
'/': {
|
|
'd': { action: 'o=', nextState: '/' } },
|
|
'{...}|else': {
|
|
'0|d': { action: 'd=', nextState: 'd' },
|
|
'a': { action: [ 'space', 'd=' ], nextState: 'd' },
|
|
'/|q': { action: 'q=', nextState: 'q' } }
|
|
}),
|
|
actions: {
|
|
'enumber': function (buffer, m) {
|
|
var ret = [];
|
|
if (m[0] === "+-" || m[0] === "+/-") {
|
|
ret.push("\\pm ");
|
|
} else if (m[0]) {
|
|
ret.push(m[0]);
|
|
}
|
|
if (m[1]) {
|
|
ret = mhchemParser.concatNotUndefined(ret, mhchemParser.go(m[1], 'pu-9,9'));
|
|
if (m[2]) {
|
|
if (m[2].match(/[,.]/)) {
|
|
ret = mhchemParser.concatNotUndefined(ret, mhchemParser.go(m[2], 'pu-9,9'));
|
|
} else {
|
|
ret.push(m[2]);
|
|
}
|
|
}
|
|
m[3] = m[4] || m[3];
|
|
if (m[3]) {
|
|
m[3] = m[3].trim();
|
|
if (m[3] === "e" || m[3].substr(0, 1) === "*") {
|
|
ret.push({ type: 'cdot' });
|
|
} else {
|
|
ret.push({ type: 'times' });
|
|
}
|
|
}
|
|
}
|
|
if (m[3]) {
|
|
ret.push("10^{"+m[5]+"}");
|
|
}
|
|
return ret;
|
|
},
|
|
'number^': function (buffer, m) {
|
|
var ret = [];
|
|
if (m[0] === "+-" || m[0] === "+/-") {
|
|
ret.push("\\pm ");
|
|
} else if (m[0]) {
|
|
ret.push(m[0]);
|
|
}
|
|
ret = mhchemParser.concatNotUndefined(ret, mhchemParser.go(m[1], 'pu-9,9'));
|
|
ret.push("^{"+m[2]+"}");
|
|
return ret;
|
|
},
|
|
'operator': function (buffer, m, p1) { return { type: 'operator', kind: (p1 || m) }; },
|
|
'space': function (buffer, m) { return { type: 'pu-space-1' }; },
|
|
'output': function (buffer, m) {
|
|
var ret;
|
|
var md = mhchemParser.matchh('{(...)}', buffer.d || "");
|
|
if (md && md.remainder === '') { buffer.d = md.matchh; }
|
|
var mq = mhchemParser.matchh('{(...)}', buffer.q || "");
|
|
if (mq && mq.remainder === '') { buffer.q = mq.matchh; }
|
|
if (buffer.d) {
|
|
buffer.d = buffer.d.replace(/\u00B0C|\^oC|\^{o}C/g, "{}^{\\circ}C");
|
|
buffer.d = buffer.d.replace(/\u00B0F|\^oF|\^{o}F/g, "{}^{\\circ}F");
|
|
}
|
|
if (buffer.q) { // fraction
|
|
buffer.d = mhchemParser.go(buffer.d, 'pu');
|
|
buffer.q = buffer.q.replace(/\u00B0C|\^oC|\^{o}C/g, "{}^{\\circ}C");
|
|
buffer.q = buffer.q.replace(/\u00B0F|\^oF|\^{o}F/g, "{}^{\\circ}F");
|
|
buffer.q = mhchemParser.go(buffer.q, 'pu');
|
|
if (buffer.o === '//') {
|
|
ret = { type: 'pu-frac', p1: buffer.d, p2: buffer.q };
|
|
} else {
|
|
ret = buffer.d;
|
|
if (buffer.d.length > 1 || buffer.q.length > 1) {
|
|
ret = mhchemParser.concatNotUndefined(ret, { type: ' / ' });
|
|
} else {
|
|
ret = mhchemParser.concatNotUndefined(ret, { type: '/' });
|
|
}
|
|
ret = mhchemParser.concatNotUndefined(ret, buffer.q);
|
|
}
|
|
} else { // no fraction
|
|
ret = mhchemParser.go(buffer.d, 'pu-2');
|
|
}
|
|
for (var p in buffer) { delete buffer[p]; }
|
|
return ret;
|
|
}
|
|
}
|
|
};
|
|
//
|
|
// Transitions and actions of pu-2 parser
|
|
//
|
|
mhchemParser.stateMachines['pu-2'] = {
|
|
transitions: mhchemParser.createTransitions({
|
|
'empty': {
|
|
'*': { action: 'output' } },
|
|
'*': {
|
|
'*': { action: [ 'output', 'cdot' ], nextState: '0' } },
|
|
'\\x': {
|
|
'*': { action: 'rm=' }, nextState: '1' },
|
|
'space': {
|
|
'*': { action: [ 'output', 'space' ], nextState: '0' } },
|
|
'^{(...)}|^(-1)': {
|
|
'1': { action: '^(-1)' } },
|
|
'-9.,9': {
|
|
'0': { action: 'rm=', nextState: '0' },
|
|
'1': { action: '^(-1)', nextState: '0' } },
|
|
'{...}|else': {
|
|
'*': { action: 'rm=', nextState: '1' } }
|
|
}),
|
|
actions: {
|
|
'cdot': function (buffer, m) { return { type: 'tight cdot' }; },
|
|
'^(-1)': function (buffer, m) { buffer.rm += "^{"+m+"}"; },
|
|
'space': function (buffer, m) { return { type: 'pu-space-2' }; },
|
|
'output': function (buffer, m) {
|
|
var ret;
|
|
if (buffer.rm) {
|
|
var mrm = mhchemParser.matchh('{(...)}', buffer.rm || "");
|
|
if (mrm && mrm.remainder === '') {
|
|
ret = mhchemParser.go(mrm.matchh, 'pu');
|
|
} else {
|
|
ret = { type: 'rm', p1: buffer.rm };
|
|
}
|
|
}
|
|
for (var p in buffer) { delete buffer[p]; }
|
|
return ret;
|
|
}
|
|
}
|
|
};
|
|
//
|
|
// Transitions and actions of 9,9 parser
|
|
//
|
|
mhchemParser.stateMachines['pu-9,9'] = {
|
|
transitions: mhchemParser.createTransitions({
|
|
'empty': {
|
|
'0': { action: 'output-0' },
|
|
'o': { action: 'output-o' } },
|
|
',': {
|
|
'0': { action: [ 'output-0', 'comma' ], nextState: 'o' } },
|
|
'.': {
|
|
'0': { action: [ 'output-0', 'copy' ], nextState: 'o' } },
|
|
'else': {
|
|
'*': { action: 'text=' } }
|
|
}),
|
|
actions: {
|
|
'comma': function (buffer, m) { return { type: 'commaDecimal' }; },
|
|
'output-0': function (buffer, m) {
|
|
var ret = [];
|
|
if (buffer.text.length > 4) {
|
|
var a = buffer.text.length % 3;
|
|
if (a === 0) { a = 3; }
|
|
for (var i=buffer.text.length-3; i>0; i-=3) {
|
|
ret.push(buffer.text.substr(i, 3));
|
|
ret.push({ type: '1000 separator' });
|
|
}
|
|
ret.push(buffer.text.substr(0, a));
|
|
ret.reverse();
|
|
} else {
|
|
ret.push(buffer.text);
|
|
}
|
|
for (var p in buffer) { delete buffer[p]; }
|
|
return ret;
|
|
},
|
|
'output-o': function (buffer, m) {
|
|
var ret = [];
|
|
if (buffer.text.length > 4) {
|
|
var a = buffer.text.length - 3;
|
|
for (var i=0; i<a; i+=3) {
|
|
ret.push(buffer.text.substr(i, 3));
|
|
ret.push({ type: '1000 separator' });
|
|
}
|
|
ret.push(buffer.text.substr(i));
|
|
} else {
|
|
ret.push(buffer.text);
|
|
}
|
|
for (var p in buffer) { delete buffer[p]; }
|
|
return ret;
|
|
}
|
|
}
|
|
};
|
|
|
|
//
|
|
//
|
|
// Take MhchemParser output and convert it to TeX
|
|
// (recursive)
|
|
//
|
|
//
|
|
var texify = {
|
|
types: {
|
|
'chemfive': function (buf) {
|
|
var res = "";
|
|
buf.a = texify.go2(buf.a);
|
|
buf.b = texify.go2(buf.b);
|
|
buf.p = texify.go2(buf.p);
|
|
buf.o = texify.go2(buf.o);
|
|
buf.q = texify.go2(buf.q);
|
|
buf.d = texify.go2(buf.d);
|
|
//
|
|
// a
|
|
//
|
|
if (buf.a) {
|
|
if (buf.a.match(/^[+\-]/)) { buf.a = "{"+buf.a+"}"; }
|
|
res += buf.a + "\\,";
|
|
}
|
|
//
|
|
// b and p
|
|
//
|
|
if (buf.b || buf.p) {
|
|
res += "{\\vphantom{X}}";
|
|
res += "^{\\hphantom{"+(buf.b||"")+"}}_{\\hphantom{"+(buf.p||"")+"}}";
|
|
res += "{\\vphantom{X}}";
|
|
res += "^{\\smash[t]{\\vphantom{2}}\\llap{"+(buf.b||"")+"}}";
|
|
res += "_{\\vphantom{2}\\llap{\\smash[t]{"+(buf.p||"")+"}}}";
|
|
}
|
|
//
|
|
// o
|
|
//
|
|
if (buf.o) {
|
|
if (buf.o.match(/^[+\-]/)) { buf.o = "{"+buf.o+"}"; }
|
|
res += buf.o;
|
|
}
|
|
//
|
|
// q and d
|
|
//
|
|
if (buf['d-type'] === 'kv') {
|
|
if (buf.d || buf.q) {
|
|
res += "{\\vphantom{X}}";
|
|
}
|
|
if (buf.d) {
|
|
res += "^{"+buf.d+"}";
|
|
}
|
|
if (buf.q) {
|
|
res += "_{\\smash[t]{"+buf.q+"}}";
|
|
}
|
|
} else if (buf['d-type'] === 'oxidation') {
|
|
if (buf.d) {
|
|
res += "{\\vphantom{X}}";
|
|
res += "^{"+buf.d+"}";
|
|
}
|
|
if (buf.q) {
|
|
res += "{\\vphantom{X}}";
|
|
res += "_{\\smash[t]{"+buf.q+"}}";
|
|
}
|
|
} else {
|
|
if (buf.q) {
|
|
res += "{\\vphantom{X}}";
|
|
res += "_{\\smash[t]{"+buf.q+"}}";
|
|
}
|
|
if (buf.d) {
|
|
res += "{\\vphantom{X}}";
|
|
res += "^{"+buf.d+"}";
|
|
}
|
|
}
|
|
return res;
|
|
},
|
|
'rm': function (buf) { return "\\mathrm{"+buf.p1+"}"; },
|
|
'text': function (buf) {
|
|
if (buf.p1.match(/[\^_]/)) {
|
|
buf.p1 = buf.p1.replace(" ", "~").replace("-", "\\text{-}");
|
|
return "\\mathrm{"+buf.p1+"}";
|
|
} else {
|
|
return "\\text{"+buf.p1+"}";
|
|
}
|
|
},
|
|
'roman numeral': function (buf) { return "\\mathrm{"+buf.p1+"}"; },
|
|
'state of aggregation': function (buf) { return "\\mskip2mu "+texify.go2(buf.p1); },
|
|
'state of aggregation subscript': function (buf) { return "\\mskip1mu "+texify.go2(buf.p1); },
|
|
'bond': function (buf) {
|
|
var ret = texify.bonds[buf.kind];
|
|
if (!ret) {
|
|
throw ["MhchemErrorBond", "mhchem Error. Unknown bond type (" + buf.kind + ")"];
|
|
}
|
|
return ret;
|
|
},
|
|
'frac': function (buf) {
|
|
var c = "\\frac{" + buf.p1 + "}{" + buf.p2 + "}";
|
|
return "\\mathchoice{\\textstyle"+c+"}{"+c+"}{"+c+"}{"+c+"}";
|
|
},
|
|
'pu-frac': function (buf) {
|
|
var c = "\\frac{" + texify.go2(buf.p1) + "}{" + texify.go2(buf.p2) + "}";
|
|
return "\\mathchoice{\\textstyle"+c+"}{"+c+"}{"+c+"}{"+c+"}";
|
|
},
|
|
'tex-math': function (buf) { return buf.p1 + " "; },
|
|
'frac-ce': function (buf) {
|
|
return "\\frac{" + texify.go2(buf.p1) + "}{" + texify.go2(buf.p2) + "}";
|
|
},
|
|
'overset': function (buf) {
|
|
return "\\overset{" + texify.go2(buf.p1) + "}{" + texify.go2(buf.p2) + "}";
|
|
},
|
|
'underset': function (buf) {
|
|
return "\\underset{" + texify.go2(buf.p1) + "}{" + texify.go2(buf.p2) + "}";
|
|
},
|
|
'underbrace': function (buf) {
|
|
return "\\underbrace{" + texify.go2(buf.p1) + "}_{" + texify.go2(buf.p2) + "}";
|
|
},
|
|
'color': function (buf) {
|
|
return "{\\color{" + buf.color1 + "}{" + texify.go2(buf.color2) + "}}";
|
|
},
|
|
'color0': function (buf) {
|
|
return "\\color{" + buf.color + "}";
|
|
},
|
|
'arrow': function (buf) {
|
|
buf.rd = texify.go2(buf.rd);
|
|
buf.rq = texify.go2(buf.rq);
|
|
var arrow = texify.arrows[buf.r];
|
|
if (buf.rd || buf.rq) {
|
|
if (buf.r === "<=>" || buf.r === "<=>>" || buf.r === "<<=>" || buf.r === "<-->") {
|
|
// arrows that cannot stretch correctly yet, https://github.com/mathjax/MathJax/issues/1491
|
|
arrow = "\\long"+arrow;
|
|
if (buf.rd) { arrow = "\\overset{"+buf.rd+"}{"+arrow+"}"; }
|
|
if (buf.rq) { arrow = "\\underset{\\lower7mu{"+buf.rq+"}}{"+arrow+"}"; }
|
|
arrow = " {}\\mathrel{"+arrow+"}{} ";
|
|
} else {
|
|
if (buf.rq) { arrow += "[{"+buf.rq+"}]"; }
|
|
arrow += "{"+buf.rd+"}";
|
|
arrow = " {}\\mathrel{\\x"+arrow+"}{} ";
|
|
}
|
|
} else {
|
|
arrow = " {}\\mathrel{\\long"+arrow+"}{} ";
|
|
}
|
|
return arrow;
|
|
},
|
|
'operator': function (buf) { return texify.operators[buf.kind]; }
|
|
},
|
|
arrows: {
|
|
"->": "rightarrow",
|
|
"\u2192": "rightarrow",
|
|
"\u27F6": "rightarrow",
|
|
"<-": "leftarrow",
|
|
"<->": "leftrightarrow",
|
|
"<-->": "leftrightarrows",
|
|
"<=>": "rightleftharpoons",
|
|
"\u21CC": "rightleftharpoons",
|
|
"<=>>": "Rightleftharpoons",
|
|
"<<=>": "Leftrightharpoons"
|
|
},
|
|
bonds: {
|
|
"-": "{-}",
|
|
"1": "{-}",
|
|
"=": "{=}",
|
|
"2": "{=}",
|
|
"#": "{\\equiv}",
|
|
"3": "{\\equiv}",
|
|
"~": "{\\tripledash}",
|
|
"~-": "{\\rlap{\\lower.1em{-}}\\raise.1em{\\tripledash}}",
|
|
"~=": "{\\rlap{\\lower.2em{-}}\\rlap{\\raise.2em{\\tripledash}}-}",
|
|
"~--": "{\\rlap{\\lower.2em{-}}\\rlap{\\raise.2em{\\tripledash}}-}",
|
|
"-~-": "{\\rlap{\\lower.2em{-}}\\rlap{\\raise.2em{-}}\\tripledash}",
|
|
"...": "{{\\cdot}{\\cdot}{\\cdot}}",
|
|
"....": "{{\\cdot}{\\cdot}{\\cdot}{\\cdot}}",
|
|
"->": "{\\rightarrow}",
|
|
"<-": "{\\leftarrow}",
|
|
"<": "{<}",
|
|
">": "{>}"
|
|
},
|
|
entities: {
|
|
'space': " ",
|
|
'entitySkip': "~",
|
|
'pu-space-1': "~",
|
|
'pu-space-2': "\\mkern3mu ",
|
|
'1000 separator': "\\mkern2mu ",
|
|
'commaDecimal': "{,}",
|
|
'comma enumeration L': "{{0}}\\mkern6mu ",
|
|
'comma enumeration M': "{{0}}\\mkern3mu ",
|
|
'comma enumeration S': "{{0}}\\mkern1mu ",
|
|
'hyphen': "\\text{-}",
|
|
'addition compound': "\\,{\\cdot}\\,",
|
|
'electron dot': "\\mkern1mu \\bullet\\mkern1mu ",
|
|
'KV x': "{\\times}",
|
|
'prime': "\\prime ",
|
|
'cdot': "\\cdot ",
|
|
'tight cdot': "\\mkern1mu{\\cdot}\\mkern1mu ",
|
|
'times': "\\times ",
|
|
'circa': "{\\sim}",
|
|
'^': "uparrow",
|
|
'v': "downarrow",
|
|
'ellipsis': "\\ldots ",
|
|
'/': "/",
|
|
' / ': "\\,/\\,",
|
|
'1st-level escape': "{0} " // &, \\\\, \\hline
|
|
},
|
|
operators: {
|
|
"+": " {}+{} ",
|
|
"-": " {}-{} ",
|
|
"=": " {}={} ",
|
|
"<": " {}<{} ",
|
|
">": " {}>{} ",
|
|
"<<": " {}\\ll{} ",
|
|
">>": " {}\\gg{} ",
|
|
"\\pm": " {}\\pm{} ",
|
|
"\\approx": " {}\\approx{} ",
|
|
"$\\approx$": " {}\\approx{} ",
|
|
"v": " \\downarrow{} ",
|
|
"(v)": " \\downarrow{} ",
|
|
"^": " \\uparrow{} ",
|
|
"(^)": " \\uparrow{} "
|
|
},
|
|
|
|
go: function (input, isInner) {
|
|
if (!input) { return input; }
|
|
var res = "";
|
|
var cee = false;
|
|
for (var i=0; i<input.length; i++) {
|
|
var inputi = input[i];
|
|
if (typeof inputi === "string") {
|
|
res += inputi;
|
|
} else if (this.types[inputi.type]) {
|
|
res += this.types[inputi.type](inputi);
|
|
} else if (this.entities[inputi.type]) {
|
|
var a = this.entities[inputi.type];
|
|
a = a.replace("{0}", inputi.p1 || "");
|
|
a = a.replace("{1}", inputi.p2 || "");
|
|
res += a;
|
|
if (inputi.type === '1st-level escape') { cee = true; }
|
|
} else {
|
|
throw ["MhchemBugT", "mhchem bug T. Please report."]; // Missing texify rule or unknown MhchemParser output
|
|
}
|
|
}
|
|
if (!isInner && !cee) {
|
|
res = "{" + res + "}";
|
|
}
|
|
return res;
|
|
},
|
|
go2: function(input) {
|
|
return this.go(input, true);
|
|
}
|
|
};
|
|
|
|
MathJax.Extension["TeX/mhchem"].CE = CE;
|
|
|
|
/***************************************************************************/
|
|
|
|
TEX.Definitions.Add({
|
|
macros: {
|
|
//
|
|
// Set up the macros for chemistry
|
|
//
|
|
ce: "CE",
|
|
pu: "PU",
|
|
|
|
//
|
|
// Make these load AMSmath package (redefined below when loaded)
|
|
//
|
|
xleftrightarrow: ["Extension","AMSmath"],
|
|
xrightleftharpoons: ["Extension","AMSmath"],
|
|
xRightleftharpoons: ["Extension","AMSmath"],
|
|
xLeftrightharpoons: ["Extension","AMSmath"],
|
|
|
|
// FIXME: These don't work well in FF NativeMML mode
|
|
longrightleftharpoons: ["Macro","\\stackrel{\\textstyle{-}\\!\\!{\\rightharpoonup}}{\\smash{{\\leftharpoondown}\\!\\!{-}}}"],
|
|
longRightleftharpoons: ["Macro","\\stackrel{\\textstyle{-}\\!\\!{\\rightharpoonup}}{\\smash{\\leftharpoondown}}"],
|
|
longLeftrightharpoons: ["Macro","\\stackrel{\\textstyle\\vphantom{{-}}{\\rightharpoonup}}{\\smash{{\\leftharpoondown}\\!\\!{-}}}"],
|
|
longleftrightarrows: ["Macro","\\stackrel{\\longrightarrow}{\\smash{\\longleftarrow}\\Rule{0px}{.25em}{0px}}"],
|
|
|
|
//
|
|
// Needed for \bond for the ~ forms
|
|
// Not perfectly aligned when zoomed in, but on 100%
|
|
//
|
|
tripledash: ["Macro","\\vphantom{-}\\raise2mu{\\kern2mu\\tiny\\text{-}\\kern1mu\\text{-}\\kern1mu\\text{-}\\kern2mu}"]
|
|
},
|
|
},null,true);
|
|
|
|
if (!MathJax.Extension["TeX/AMSmath"]) {
|
|
TEX.Definitions.Add({
|
|
macros: {
|
|
xrightarrow: ["Extension","AMSmath"],
|
|
xleftarrow: ["Extension","AMSmath"]
|
|
}
|
|
},null,true);
|
|
}
|
|
|
|
//
|
|
// These arrows need to wait until AMSmath is loaded
|
|
//
|
|
MathJax.Hub.Register.StartupHook("TeX AMSmath Ready",function () {
|
|
TEX.Definitions.Add({
|
|
macros: {
|
|
//
|
|
// Some of these are hacks for now
|
|
//
|
|
xleftrightarrow: ["xArrow",0x2194,6,6],
|
|
xrightleftharpoons: ["xArrow",0x21CC,5,7], // FIXME: doesn't stretch in HTML-CSS output
|
|
xRightleftharpoons: ["xArrow",0x21CC,5,7], // FIXME: how should this be handled?
|
|
xLeftrightharpoons: ["xArrow",0x21CC,5,7]
|
|
}
|
|
},null,true);
|
|
});
|
|
|
|
TEX.Parse.Augment({
|
|
|
|
//
|
|
// Implements \ce and friends
|
|
//
|
|
CE: function (name) {
|
|
var arg = this.GetArgument(name);
|
|
var tex = CE(arg).Parse();
|
|
this.string = tex + this.string.substr(this.i); this.i = 0;
|
|
},
|
|
|
|
PU: function (name) {
|
|
var arg = this.GetArgument(name);
|
|
var tex = CE(arg).Parse('pu');
|
|
this.string = tex + this.string.substr(this.i); this.i = 0;
|
|
}
|
|
|
|
});
|
|
|
|
//
|
|
// Indicate that the extension is ready
|
|
//
|
|
MathJax.Hub.Startup.signal.Post("TeX mhchem Ready");
|
|
|
|
});
|
|
|
|
MathJax.Ajax.loadComplete("[mhchem]/unpacked/mhchem.js");
|