554 lines
14 KiB
JavaScript
554 lines
14 KiB
JavaScript
// 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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(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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}
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})(function(CodeMirror) {
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'use strict';
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var TOKEN_STYLES = {
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addition: 'positive',
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attributes: 'attribute',
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bold: 'strong',
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cite: 'keyword',
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code: 'atom',
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definitionList: 'number',
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deletion: 'negative',
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div: 'punctuation',
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em: 'em',
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footnote: 'variable',
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footCite: 'qualifier',
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header: 'header',
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html: 'comment',
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image: 'string',
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italic: 'em',
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link: 'link',
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linkDefinition: 'link',
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list1: 'variable-2',
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list2: 'variable-3',
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list3: 'keyword',
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notextile: 'string-2',
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pre: 'operator',
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p: 'property',
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quote: 'bracket',
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span: 'quote',
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specialChar: 'tag',
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strong: 'strong',
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sub: 'builtin',
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sup: 'builtin',
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table: 'variable-3',
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tableHeading: 'operator'
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};
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function Parser(regExpFactory, state, stream) {
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this.regExpFactory = regExpFactory;
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this.state = state;
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this.stream = stream;
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this.styles = TOKEN_STYLES;
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this.state.specialChar = null;
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}
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Parser.prototype.eat = function(name) {
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return this.stream.match(this.regExpFactory.pattern(name), true);
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};
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Parser.prototype.check = function(name) {
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return this.stream.match(this.regExpFactory.pattern(name), false);
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};
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Parser.prototype.setModeForNextToken = function(mode) {
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return this.state.mode = mode;
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};
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Parser.prototype.execMode = function(newMode) {
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return this.setModeForNextToken(newMode).call(this);
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};
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Parser.prototype.startNewLine = function() {
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this.setModeForNextToken(Modes.newLayout);
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this.state.tableHeading = false;
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if (this.state.layoutType === 'definitionList' && this.state.spanningLayout) {
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if (this.check('definitionListEnd')) {
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this.state.spanningLayout = false;
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}
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}
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};
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Parser.prototype.nextToken = function() {
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return this.state.mode.call(this);
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};
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Parser.prototype.styleFor = function(token) {
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if (this.styles.hasOwnProperty(token)) {
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return this.styles[token];
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}
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throw 'unknown token';
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};
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Parser.prototype.handlePhraseModifier = function(ch) {
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if (ch === '_') {
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if (this.stream.eat('_')) {
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return this.togglePhraseModifier('italic', /^.*__/);
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}
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return this.togglePhraseModifier('em', /^.*_/);
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}
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if (ch === '*') {
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if (this.stream.eat('*')) {
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return this.togglePhraseModifier('bold', /^.*\*\*/);
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}
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return this.togglePhraseModifier('strong', /^.*\*/);
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}
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if (ch === '[') {
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if (this.stream.match(/\d+\]/)) {
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this.state.footCite = true;
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}
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return this.tokenStyles();
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}
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if (ch === '(') {
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if (this.stream.match('r)')) {
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this.state.specialChar = 'r';
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} else if (this.stream.match('tm)')) {
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this.state.specialChar = 'tm';
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} else if (this.stream.match('c)')) {
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this.state.specialChar = 'c';
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}
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return this.tokenStyles();
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}
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if (ch === '<') {
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if (this.stream.match(/(\w+)[^>]+>[^<]+<\/\1>/)) {
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return this.tokenStylesWith(this.styleFor('html'));
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}
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}
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if (ch === '?' && this.stream.eat('?')) {
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return this.togglePhraseModifier('cite', /^.*\?\?/);
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}
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if (ch === '=' && this.stream.eat('=')) {
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return this.togglePhraseModifier('notextile', /^.*==/);
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}
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if (ch === '-') {
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return this.togglePhraseModifier('deletion', /^.*-/);
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}
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if (ch === '+') {
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return this.togglePhraseModifier('addition', /^.*\+/);
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}
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if (ch === '~') {
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return this.togglePhraseModifier('sub', /^.*~/);
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}
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if (ch === '^') {
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return this.togglePhraseModifier('sup', /^.*\^/);
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}
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if (ch === '%') {
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return this.togglePhraseModifier('span', /^.*%/);
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}
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if (ch === '@') {
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return this.togglePhraseModifier('code', /^.*@/);
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}
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if (ch === '!') {
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var type = this.togglePhraseModifier('image', /^.*(?:\([^\)]+\))?!/);
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this.stream.match(/^:\S+/); // optional Url portion
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return type;
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}
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return this.tokenStyles();
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};
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Parser.prototype.togglePhraseModifier = function(phraseModifier, closeRE) {
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if (this.state[phraseModifier]) { // remove phrase modifier
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var type = this.tokenStyles();
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this.state[phraseModifier] = false;
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return type;
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}
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if (this.stream.match(closeRE, false)) { // add phrase modifier
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this.state[phraseModifier] = true;
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this.setModeForNextToken(Modes.attributes);
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}
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return this.tokenStyles();
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};
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Parser.prototype.tokenStyles = function() {
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var disabled = this.textileDisabled(),
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styles = [];
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if (disabled) return disabled;
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if (this.state.layoutType) {
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styles.push(this.styleFor(this.state.layoutType));
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}
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styles = styles.concat(this.activeStyles('addition', 'bold', 'cite', 'code',
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'deletion', 'em', 'footCite', 'image', 'italic', 'link', 'span', 'specialChar', 'strong',
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'sub', 'sup', 'table', 'tableHeading'));
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if (this.state.layoutType === 'header') {
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styles.push(this.styleFor('header') + '-' + this.state.header);
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}
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return styles.length ? styles.join(' ') : null;
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};
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Parser.prototype.textileDisabled = function() {
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var type = this.state.layoutType;
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switch(type) {
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case 'notextile':
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case 'code':
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case 'pre':
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return this.styleFor(type);
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default:
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if (this.state.notextile) {
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return this.styleFor('notextile') + (type ? (' ' + this.styleFor(type)) : '');
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}
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return null;
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}
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};
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Parser.prototype.tokenStylesWith = function(extraStyles) {
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var disabled = this.textileDisabled(),
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type;
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if (disabled) return disabled;
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type = this.tokenStyles();
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if(extraStyles) {
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return type ? (type + ' ' + extraStyles) : extraStyles;
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}
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return type;
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};
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Parser.prototype.activeStyles = function() {
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var styles = [],
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i;
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for (i = 0; i < arguments.length; ++i) {
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if (this.state[arguments[i]]) {
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styles.push(this.styleFor(arguments[i]));
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}
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}
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return styles;
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};
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Parser.prototype.blankLine = function() {
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var spanningLayout = this.state.spanningLayout,
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type = this.state.layoutType,
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key;
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for (key in this.state) {
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if (this.state.hasOwnProperty(key)) {
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delete this.state[key];
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}
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}
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this.setModeForNextToken(Modes.newLayout);
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if (spanningLayout) {
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this.state.layoutType = type;
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this.state.spanningLayout = true;
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}
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};
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function RegExpFactory() {
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this.cache = {};
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this.single = {
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bc: 'bc',
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bq: 'bq',
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definitionList: /- [^(?::=)]+:=+/,
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definitionListEnd: /.*=:\s*$/,
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div: 'div',
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drawTable: /\|.*\|/,
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foot: /fn\d+/,
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header: /h[1-6]/,
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html: /\s*<(?:\/)?(\w+)(?:[^>]+)?>(?:[^<]+<\/\1>)?/,
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link: /[^"]+":\S/,
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linkDefinition: /\[[^\s\]]+\]\S+/,
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list: /(?:#+|\*+)/,
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notextile: 'notextile',
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para: 'p',
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pre: 'pre',
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table: 'table',
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tableCellAttributes: /[/\\]\d+/,
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tableHeading: /\|_\./,
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tableText: /[^"_\*\[\(\?\+~\^%@|-]+/,
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text: /[^!"_=\*\[\(<\?\+~\^%@-]+/
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};
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this.attributes = {
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align: /(?:<>|<|>|=)/,
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selector: /\([^\(][^\)]+\)/,
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lang: /\[[^\[\]]+\]/,
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pad: /(?:\(+|\)+){1,2}/,
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css: /\{[^\}]+\}/
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};
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}
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RegExpFactory.prototype.pattern = function(name) {
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return (this.cache[name] || this.createRe(name));
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};
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RegExpFactory.prototype.createRe = function(name) {
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switch (name) {
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case 'drawTable':
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return this.makeRe('^', this.single.drawTable, '$');
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case 'html':
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return this.makeRe('^', this.single.html, '(?:', this.single.html, ')*', '$');
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case 'linkDefinition':
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return this.makeRe('^', this.single.linkDefinition, '$');
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case 'listLayout':
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return this.makeRe('^', this.single.list, this.pattern('allAttributes'), '*\\s+');
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case 'tableCellAttributes':
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return this.makeRe('^', this.choiceRe(this.single.tableCellAttributes,
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this.pattern('allAttributes')), '+\\.');
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case 'type':
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return this.makeRe('^', this.pattern('allTypes'));
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case 'typeLayout':
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return this.makeRe('^', this.pattern('allTypes'), this.pattern('allAttributes'),
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'*\\.\\.?', '(\\s+|$)');
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case 'attributes':
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return this.makeRe('^', this.pattern('allAttributes'), '+');
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case 'allTypes':
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return this.choiceRe(this.single.div, this.single.foot,
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this.single.header, this.single.bc, this.single.bq,
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this.single.notextile, this.single.pre, this.single.table,
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this.single.para);
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case 'allAttributes':
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return this.choiceRe(this.attributes.selector, this.attributes.css,
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this.attributes.lang, this.attributes.align, this.attributes.pad);
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default:
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return this.makeRe('^', this.single[name]);
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}
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};
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RegExpFactory.prototype.makeRe = function() {
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var pattern = '',
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i,
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arg;
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for (i = 0; i < arguments.length; ++i) {
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arg = arguments[i];
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pattern += (typeof arg === 'string') ? arg : arg.source;
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}
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return new RegExp(pattern);
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};
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RegExpFactory.prototype.choiceRe = function() {
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var parts = [arguments[0]],
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i;
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for (i = 1; i < arguments.length; ++i) {
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parts[i * 2 - 1] = '|';
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parts[i * 2] = arguments[i];
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}
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parts.unshift('(?:');
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parts.push(')');
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return this.makeRe.apply(this, parts);
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};
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var Modes = {
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newLayout: function() {
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if (this.check('typeLayout')) {
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this.state.spanningLayout = false;
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return this.execMode(Modes.blockType);
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}
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if (!this.textileDisabled()) {
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if (this.check('listLayout')) {
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return this.execMode(Modes.list);
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} else if (this.check('drawTable')) {
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return this.execMode(Modes.table);
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} else if (this.check('linkDefinition')) {
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return this.execMode(Modes.linkDefinition);
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} else if (this.check('definitionList')) {
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return this.execMode(Modes.definitionList);
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} else if (this.check('html')) {
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return this.execMode(Modes.html);
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}
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}
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return this.execMode(Modes.text);
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},
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blockType: function() {
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var match,
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type;
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this.state.layoutType = null;
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if (match = this.eat('type')) {
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type = match[0];
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} else {
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return this.execMode(Modes.text);
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}
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if(match = type.match(this.regExpFactory.pattern('header'))) {
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this.state.layoutType = 'header';
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this.state.header = parseInt(match[0][1]);
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} else if (type.match(this.regExpFactory.pattern('bq'))) {
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this.state.layoutType = 'quote';
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} else if (type.match(this.regExpFactory.pattern('bc'))) {
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this.state.layoutType = 'code';
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} else if (type.match(this.regExpFactory.pattern('foot'))) {
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this.state.layoutType = 'footnote';
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} else if (type.match(this.regExpFactory.pattern('notextile'))) {
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this.state.layoutType = 'notextile';
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} else if (type.match(this.regExpFactory.pattern('pre'))) {
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this.state.layoutType = 'pre';
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} else if (type.match(this.regExpFactory.pattern('div'))) {
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this.state.layoutType = 'div';
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} else if (type.match(this.regExpFactory.pattern('table'))) {
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this.state.layoutType = 'table';
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}
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this.setModeForNextToken(Modes.attributes);
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return this.tokenStyles();
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},
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text: function() {
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if (this.eat('text')) {
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return this.tokenStyles();
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}
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var ch = this.stream.next();
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if (ch === '"') {
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return this.execMode(Modes.link);
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}
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return this.handlePhraseModifier(ch);
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},
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attributes: function() {
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this.setModeForNextToken(Modes.layoutLength);
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if (this.eat('attributes')) {
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return this.tokenStylesWith(this.styleFor('attributes'));
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}
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return this.tokenStyles();
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},
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layoutLength: function() {
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if (this.stream.eat('.') && this.stream.eat('.')) {
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this.state.spanningLayout = true;
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}
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this.setModeForNextToken(Modes.text);
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return this.tokenStyles();
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},
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list: function() {
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var match = this.eat('list'),
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listMod;
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this.state.listDepth = match[0].length;
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listMod = (this.state.listDepth - 1) % 3;
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if (!listMod) {
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this.state.layoutType = 'list1';
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} else if (listMod === 1) {
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this.state.layoutType = 'list2';
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} else {
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this.state.layoutType = 'list3';
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}
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this.setModeForNextToken(Modes.attributes);
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return this.tokenStyles();
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},
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link: function() {
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this.setModeForNextToken(Modes.text);
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if (this.eat('link')) {
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this.stream.match(/\S+/);
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return this.tokenStylesWith(this.styleFor('link'));
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}
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return this.tokenStyles();
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},
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linkDefinition: function() {
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this.stream.skipToEnd();
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return this.tokenStylesWith(this.styleFor('linkDefinition'));
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},
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definitionList: function() {
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this.eat('definitionList');
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this.state.layoutType = 'definitionList';
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if (this.stream.match(/\s*$/)) {
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this.state.spanningLayout = true;
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} else {
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this.setModeForNextToken(Modes.attributes);
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}
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return this.tokenStyles();
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},
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html: function() {
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this.stream.skipToEnd();
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return this.tokenStylesWith(this.styleFor('html'));
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},
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table: function() {
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this.state.layoutType = 'table';
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return this.execMode(Modes.tableCell);
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},
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tableCell: function() {
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if (this.eat('tableHeading')) {
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this.state.tableHeading = true;
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} else {
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this.stream.eat('|');
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}
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this.setModeForNextToken(Modes.tableCellAttributes);
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return this.tokenStyles();
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},
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tableCellAttributes: function() {
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this.setModeForNextToken(Modes.tableText);
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if (this.eat('tableCellAttributes')) {
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return this.tokenStylesWith(this.styleFor('attributes'));
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}
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return this.tokenStyles();
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},
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tableText: function() {
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if (this.eat('tableText')) {
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return this.tokenStyles();
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}
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if (this.stream.peek() === '|') { // end of cell
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this.setModeForNextToken(Modes.tableCell);
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return this.tokenStyles();
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}
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return this.handlePhraseModifier(this.stream.next());
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}
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};
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CodeMirror.defineMode('textile', function() {
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var regExpFactory = new RegExpFactory();
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return {
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startState: function() {
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return { mode: Modes.newLayout };
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},
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token: function(stream, state) {
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var parser = new Parser(regExpFactory, state, stream);
|
|
if (stream.sol()) { parser.startNewLine(); }
|
|
return parser.nextToken();
|
|
},
|
|
blankLine: function(state) {
|
|
new Parser(regExpFactory, state).blankLine();
|
|
}
|
|
};
|
|
});
|
|
|
|
CodeMirror.defineMIME('text/x-textile', 'textile');
|
|
});
|