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Christophe Gragnic
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Add clubexpr mode
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‎mode/clubexpr/clubexpr.css

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.CodeMirror {
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font-size: 100%;
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height: 5em;
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border: 1px solid #999;
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}
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.cm-bracket-1 {background: #fab;}
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.cm-bracket-2 {background: #fdb;}
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.cm-bracket-3 {background: #ffd;}
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.cm-bracket-4 {background: #dfb;}
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.cm-bracket-5 {background: #cef;}
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.cm-bracket-6 {background: #dcf;}
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.cm-bracket-0 {background: #bbe;}
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.cm-error {
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color: black !important;
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border-bottom: solid 3px red;
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}
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.CodeMirror-cursor {
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width: 0.6em;
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background-color: #ffff0070;
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}
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.CodeMirror-matchingbracket {
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background-color: #00ffff;
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color: black !important;
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}

‎mode/clubexpr/clubexpr.js

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// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: http://codemirror.net/LICENSE
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// Copy-pasted from the Common Lisp mode, then tweaked for rainbow parens.
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(function(mod) {
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if (typeof exports == "object" && typeof module == "object") // CommonJS
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mod(require("../../lib/codemirror"));
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else if (typeof define == "function" && define.amd) // AMD
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define(["../../lib/codemirror"], mod);
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else // Plain browser env
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mod(CodeMirror);
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})(function(CodeMirror) {
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"use strict";
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CodeMirror.defineMode("clubexpr", function (config) {
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var command = /^Somme$|^Diff$|^Produit$|^Quotient$|^Opposé$|^Inverse$|^Carré$|^Puissance$|^Racine$/;
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var letter = /^[a-zA-Z]$/;
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var greek = /^alpha$|^beta$|^gamma$|^delta$|^epsilon$|^zeta$|^eta$|^theta$|^iota$|^kappa$|^lambda$|^mu$|^nu$|^xi$|^omicron$|^pi$|^rho$|^sigmaf$|^sigma$|^tau$|^upsilon$|^phi$|^chi$|^psi$|^omega$/;
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var numLiteral = /^[-]?[0-9]+[^a-zA-Z]|^[+-]?[0-9]+[.,]?[0-9]+[^a-zA-Z]/;
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var symbol = /[^\s'`,@()\[\]";]/;
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var type;
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function readSym(stream) {
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var ch;
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while (ch = stream.next()) {
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if (ch == "\\") stream.next();
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else if (!symbol.test(ch)) { stream.backUp(1); break; }
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}
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return stream.current();
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}
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function base(stream, state) {
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if (stream.eatSpace()) {
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type = "ws";
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return null;
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}
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if (stream.match(numLiteral)) {
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return "number";
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}
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var ch = stream.next();
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if (ch == "\\") {
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ch = stream.next();
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}
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if (ch == "(") {
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type = "open";
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return "bracket-" + state.parenDepth;
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} else if (ch == ")") {
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type = "close";
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return "bracket-" + (state.parenDepth + 6)%7;
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} else {
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var name = readSym(stream);
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if (state.lastType == "open") {
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if (command.test(name)) return "keyword";
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} else if (letter.test(name)) {
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return "variable";
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} else if (greek.test(name)) {
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return "variable-2";
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}
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return "error";
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}
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}
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return {
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startState: function () {
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return {ctx: {prev: null, start: 0, indentTo: 0},
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lastType: null, tokenize: base, parenDepth: 1};
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},
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token: function (stream, state) {
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if (stream.sol() && typeof state.ctx.indentTo != "number")
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state.ctx.indentTo = state.ctx.start + 1;
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type = null;
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var style = state.tokenize(stream, state);
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if (type != "ws") {
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if (state.ctx.indentTo == null) {
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if (type == "symbol" && command.test(stream.current()))
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state.ctx.indentTo = state.ctx.start + config.indentUnit;
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else
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state.ctx.indentTo = "next";
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} else if (state.ctx.indentTo == "next") {
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state.ctx.indentTo = stream.column();
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}
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state.lastType = type;
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}
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if (type == "open") {
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state.ctx = {prev: state.ctx, start: stream.column(), indentTo: null};
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state.parenDepth = (state.parenDepth + 1)%7;
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} else if (type == "close") {
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state.ctx = state.ctx.prev || state.ctx;
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// +6 instead of -1 to avoid negative depth
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state.parenDepth = (state.parenDepth + 6)%7;
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}
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return style;
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},
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indent: function (state, _textAfter) {
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var i = state.ctx.indentTo;
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return typeof i == "number" ? i : state.ctx.start + 1;
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},
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closeBrackets: {pairs: "()"}
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};
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});
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CodeMirror.defineMIME("text/x-clubexpr", "clubexpr");
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});

‎mode/clubexpr/index.html

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<!doctype html>
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<title>CodeMirror: ClubExpr mode</title>
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<meta charset="utf-8"/>
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<link rel=stylesheet href="../../doc/docs.css">
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<link rel="stylesheet" href="../../lib/codemirror.css">
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<script src="../../lib/codemirror.js"></script>
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<script src="../../addon/edit/matchbrackets.js"></script>
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<script src="clubexpr.js"></script>
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<style>.CodeMirror {background: #f8f8f8;}</style>
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<link rel="stylesheet" href="clubexpr.css">
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<div id=nav>
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<a href="http://codemirror.net"><h1>CodeMirror</h1><img id=logo src="../../doc/logo.png"></a>
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<ul>
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<li><a href="../../index.html">Home</a>
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<li><a href="../../doc/manual.html">Manual</a>
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<li><a href="https://github.com/codemirror/codemirror">Code</a>
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</ul>
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<ul>
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<li><a href="../index.html">Language modes</a>
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<li><a class=active href="#">ClubExpr</a>
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</ul>
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</div>
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<article>
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<h2>ClubExpr mode</h2>
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<form><textarea id="code" name="code">(Somme 1 (Produit x phi))
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(Somm 2x ph)
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(Somme 1 (Somme 2 (Somme 3 (Somme 4 (Somme 5 (Somme 6 (Somme 7)))))))
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</textarea></form>
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<script>
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var editor = CodeMirror.fromTextArea(document.getElementById("code"), {lineNumbers: true, matchBrackets: true});
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</script>
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<p><strong>MIME types defined:</strong> <code>text/x-clubexpr</code>.</p>
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</article>

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