wide/static/js/lib/codemirror-4.8/mode/textile/textile.js

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2014-10-27 10:49:58 +03:00
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (typeof exports == 'object' && typeof module == 'object') { // CommonJS
mod(require('../../lib/codemirror'));
} else if (typeof define == 'function' && define.amd) { // AMD
define(['../../lib/codemirror'], mod);
} else { // Plain browser env
mod(CodeMirror);
}
})(function(CodeMirror) {
'use strict';
var TOKEN_STYLES = {
addition: 'positive',
attributes: 'attribute',
bold: 'strong',
cite: 'keyword',
code: 'atom',
definitionList: 'number',
deletion: 'negative',
div: 'punctuation',
em: 'em',
footnote: 'variable',
footCite: 'qualifier',
header: 'header',
html: 'comment',
image: 'string',
italic: 'em',
link: 'link',
linkDefinition: 'link',
list1: 'variable-2',
list2: 'variable-3',
list3: 'keyword',
notextile: 'string-2',
pre: 'operator',
p: 'property',
quote: 'bracket',
span: 'quote',
specialChar: 'tag',
strong: 'strong',
sub: 'builtin',
sup: 'builtin',
table: 'variable-3',
tableHeading: 'operator'
};
function Parser(regExpFactory, state, stream) {
this.regExpFactory = regExpFactory;
this.state = state;
this.stream = stream;
this.styles = TOKEN_STYLES;
this.state.specialChar = null;
}
Parser.prototype.eat = function(name) {
return this.stream.match(this.regExpFactory.pattern(name), true);
};
Parser.prototype.check = function(name) {
return this.stream.match(this.regExpFactory.pattern(name), false);
};
Parser.prototype.setModeForNextToken = function(mode) {
return this.state.mode = mode;
};
Parser.prototype.execMode = function(newMode) {
return this.setModeForNextToken(newMode).call(this);
};
Parser.prototype.startNewLine = function() {
this.setModeForNextToken(Modes.newLayout);
this.state.tableHeading = false;
if (this.state.layoutType === 'definitionList' && this.state.spanningLayout) {
if (this.check('definitionListEnd')) {
this.state.spanningLayout = false;
}
}
};
Parser.prototype.nextToken = function() {
return this.state.mode.call(this);
};
Parser.prototype.styleFor = function(token) {
if (this.styles.hasOwnProperty(token)) {
return this.styles[token];
}
throw 'unknown token';
};
Parser.prototype.handlePhraseModifier = function(ch) {
if (ch === '_') {
if (this.stream.eat('_')) {
return this.togglePhraseModifier('italic', /^.*__/);
}
return this.togglePhraseModifier('em', /^.*_/);
}
if (ch === '*') {
if (this.stream.eat('*')) {
return this.togglePhraseModifier('bold', /^.*\*\*/);
}
return this.togglePhraseModifier('strong', /^.*\*/);
}
if (ch === '[') {
if (this.stream.match(/\d+\]/)) {
this.state.footCite = true;
}
return this.tokenStyles();
}
if (ch === '(') {
if (this.stream.match('r)')) {
this.state.specialChar = 'r';
} else if (this.stream.match('tm)')) {
this.state.specialChar = 'tm';
} else if (this.stream.match('c)')) {
this.state.specialChar = 'c';
}
return this.tokenStyles();
}
if (ch === '<') {
if (this.stream.match(/(\w+)[^>]+>[^<]+<\/\1>/)) {
return this.tokenStylesWith(this.styleFor('html'));
}
}
if (ch === '?' && this.stream.eat('?')) {
return this.togglePhraseModifier('cite', /^.*\?\?/);
}
if (ch === '=' && this.stream.eat('=')) {
return this.togglePhraseModifier('notextile', /^.*==/);
}
if (ch === '-') {
return this.togglePhraseModifier('deletion', /^.*-/);
}
if (ch === '+') {
return this.togglePhraseModifier('addition', /^.*\+/);
}
if (ch === '~') {
return this.togglePhraseModifier('sub', /^.*~/);
}
if (ch === '^') {
return this.togglePhraseModifier('sup', /^.*\^/);
}
if (ch === '%') {
return this.togglePhraseModifier('span', /^.*%/);
}
if (ch === '@') {
return this.togglePhraseModifier('code', /^.*@/);
}
if (ch === '!') {
var type = this.togglePhraseModifier('image', /^.*(?:\([^\)]+\))?!/);
this.stream.match(/^:\S+/); // optional Url portion
return type;
}
return this.tokenStyles();
};
Parser.prototype.togglePhraseModifier = function(phraseModifier, closeRE) {
if (this.state[phraseModifier]) { // remove phrase modifier
var type = this.tokenStyles();
this.state[phraseModifier] = false;
return type;
}
if (this.stream.match(closeRE, false)) { // add phrase modifier
this.state[phraseModifier] = true;
this.setModeForNextToken(Modes.attributes);
}
return this.tokenStyles();
};
Parser.prototype.tokenStyles = function() {
var disabled = this.textileDisabled(),
styles = [];
if (disabled) return disabled;
if (this.state.layoutType) {
styles.push(this.styleFor(this.state.layoutType));
}
styles = styles.concat(this.activeStyles('addition', 'bold', 'cite', 'code',
'deletion', 'em', 'footCite', 'image', 'italic', 'link', 'span', 'specialChar', 'strong',
'sub', 'sup', 'table', 'tableHeading'));
if (this.state.layoutType === 'header') {
styles.push(this.styleFor('header') + '-' + this.state.header);
}
return styles.length ? styles.join(' ') : null;
};
Parser.prototype.textileDisabled = function() {
var type = this.state.layoutType;
switch(type) {
case 'notextile':
case 'code':
case 'pre':
return this.styleFor(type);
default:
if (this.state.notextile) {
return this.styleFor('notextile') + (type ? (' ' + this.styleFor(type)) : '');
}
return null;
}
};
Parser.prototype.tokenStylesWith = function(extraStyles) {
var disabled = this.textileDisabled(),
type;
if (disabled) return disabled;
type = this.tokenStyles();
if(extraStyles) {
return type ? (type + ' ' + extraStyles) : extraStyles;
}
return type;
};
Parser.prototype.activeStyles = function() {
var styles = [],
i;
for (i = 0; i < arguments.length; ++i) {
if (this.state[arguments[i]]) {
styles.push(this.styleFor(arguments[i]));
}
}
return styles;
};
Parser.prototype.blankLine = function() {
var spanningLayout = this.state.spanningLayout,
type = this.state.layoutType,
key;
for (key in this.state) {
if (this.state.hasOwnProperty(key)) {
delete this.state[key];
}
}
this.setModeForNextToken(Modes.newLayout);
if (spanningLayout) {
this.state.layoutType = type;
this.state.spanningLayout = true;
}
};
function RegExpFactory() {
this.cache = {};
this.single = {
bc: 'bc',
bq: 'bq',
definitionList: /- [^(?::=)]+:=+/,
definitionListEnd: /.*=:\s*$/,
div: 'div',
drawTable: /\|.*\|/,
foot: /fn\d+/,
header: /h[1-6]/,
html: /\s*<(?:\/)?(\w+)(?:[^>]+)?>(?:[^<]+<\/\1>)?/,
link: /[^"]+":\S/,
linkDefinition: /\[[^\s\]]+\]\S+/,
list: /(?:#+|\*+)/,
notextile: 'notextile',
para: 'p',
pre: 'pre',
table: 'table',
tableCellAttributes: /[/\\]\d+/,
tableHeading: /\|_\./,
tableText: /[^"_\*\[\(\?\+~\^%@|-]+/,
text: /[^!"_=\*\[\(<\?\+~\^%@-]+/
};
this.attributes = {
align: /(?:<>|<|>|=)/,
selector: /\([^\(][^\)]+\)/,
lang: /\[[^\[\]]+\]/,
pad: /(?:\(+|\)+){1,2}/,
css: /\{[^\}]+\}/
};
}
RegExpFactory.prototype.pattern = function(name) {
return (this.cache[name] || this.createRe(name));
};
RegExpFactory.prototype.createRe = function(name) {
switch (name) {
case 'drawTable':
return this.makeRe('^', this.single.drawTable, '$');
case 'html':
return this.makeRe('^', this.single.html, '(?:', this.single.html, ')*', '$');
case 'linkDefinition':
return this.makeRe('^', this.single.linkDefinition, '$');
case 'listLayout':
return this.makeRe('^', this.single.list, this.pattern('allAttributes'), '*\\s+');
case 'tableCellAttributes':
return this.makeRe('^', this.choiceRe(this.single.tableCellAttributes,
this.pattern('allAttributes')), '+\\.');
case 'type':
return this.makeRe('^', this.pattern('allTypes'));
case 'typeLayout':
return this.makeRe('^', this.pattern('allTypes'), this.pattern('allAttributes'),
'*\\.\\.?', '(\\s+|$)');
case 'attributes':
return this.makeRe('^', this.pattern('allAttributes'), '+');
case 'allTypes':
return this.choiceRe(this.single.div, this.single.foot,
this.single.header, this.single.bc, this.single.bq,
this.single.notextile, this.single.pre, this.single.table,
this.single.para);
case 'allAttributes':
return this.choiceRe(this.attributes.selector, this.attributes.css,
this.attributes.lang, this.attributes.align, this.attributes.pad);
default:
return this.makeRe('^', this.single[name]);
}
};
RegExpFactory.prototype.makeRe = function() {
var pattern = '',
i,
arg;
for (i = 0; i < arguments.length; ++i) {
arg = arguments[i];
pattern += (typeof arg === 'string') ? arg : arg.source;
}
return new RegExp(pattern);
};
RegExpFactory.prototype.choiceRe = function() {
var parts = [arguments[0]],
i;
for (i = 1; i < arguments.length; ++i) {
parts[i * 2 - 1] = '|';
parts[i * 2] = arguments[i];
}
parts.unshift('(?:');
parts.push(')');
return this.makeRe.apply(this, parts);
};
var Modes = {
newLayout: function() {
if (this.check('typeLayout')) {
this.state.spanningLayout = false;
return this.execMode(Modes.blockType);
}
if (!this.textileDisabled()) {
if (this.check('listLayout')) {
return this.execMode(Modes.list);
} else if (this.check('drawTable')) {
return this.execMode(Modes.table);
} else if (this.check('linkDefinition')) {
return this.execMode(Modes.linkDefinition);
} else if (this.check('definitionList')) {
return this.execMode(Modes.definitionList);
} else if (this.check('html')) {
return this.execMode(Modes.html);
}
}
return this.execMode(Modes.text);
},
blockType: function() {
var match,
type;
this.state.layoutType = null;
if (match = this.eat('type')) {
type = match[0];
} else {
return this.execMode(Modes.text);
}
if(match = type.match(this.regExpFactory.pattern('header'))) {
this.state.layoutType = 'header';
this.state.header = parseInt(match[0][1]);
} else if (type.match(this.regExpFactory.pattern('bq'))) {
this.state.layoutType = 'quote';
} else if (type.match(this.regExpFactory.pattern('bc'))) {
this.state.layoutType = 'code';
} else if (type.match(this.regExpFactory.pattern('foot'))) {
this.state.layoutType = 'footnote';
} else if (type.match(this.regExpFactory.pattern('notextile'))) {
this.state.layoutType = 'notextile';
} else if (type.match(this.regExpFactory.pattern('pre'))) {
this.state.layoutType = 'pre';
} else if (type.match(this.regExpFactory.pattern('div'))) {
this.state.layoutType = 'div';
} else if (type.match(this.regExpFactory.pattern('table'))) {
this.state.layoutType = 'table';
}
this.setModeForNextToken(Modes.attributes);
return this.tokenStyles();
},
text: function() {
if (this.eat('text')) {
return this.tokenStyles();
}
var ch = this.stream.next();
if (ch === '"') {
return this.execMode(Modes.link);
}
return this.handlePhraseModifier(ch);
},
attributes: function() {
this.setModeForNextToken(Modes.layoutLength);
if (this.eat('attributes')) {
return this.tokenStylesWith(this.styleFor('attributes'));
}
return this.tokenStyles();
},
layoutLength: function() {
if (this.stream.eat('.') && this.stream.eat('.')) {
this.state.spanningLayout = true;
}
this.setModeForNextToken(Modes.text);
return this.tokenStyles();
},
list: function() {
var match = this.eat('list'),
listMod;
this.state.listDepth = match[0].length;
listMod = (this.state.listDepth - 1) % 3;
if (!listMod) {
this.state.layoutType = 'list1';
} else if (listMod === 1) {
this.state.layoutType = 'list2';
} else {
this.state.layoutType = 'list3';
}
this.setModeForNextToken(Modes.attributes);
return this.tokenStyles();
},
link: function() {
this.setModeForNextToken(Modes.text);
if (this.eat('link')) {
this.stream.match(/\S+/);
return this.tokenStylesWith(this.styleFor('link'));
}
return this.tokenStyles();
},
linkDefinition: function() {
this.stream.skipToEnd();
return this.tokenStylesWith(this.styleFor('linkDefinition'));
},
definitionList: function() {
this.eat('definitionList');
this.state.layoutType = 'definitionList';
if (this.stream.match(/\s*$/)) {
this.state.spanningLayout = true;
} else {
this.setModeForNextToken(Modes.attributes);
}
return this.tokenStyles();
},
html: function() {
this.stream.skipToEnd();
return this.tokenStylesWith(this.styleFor('html'));
},
table: function() {
this.state.layoutType = 'table';
return this.execMode(Modes.tableCell);
},
tableCell: function() {
if (this.eat('tableHeading')) {
this.state.tableHeading = true;
} else {
this.stream.eat('|');
}
this.setModeForNextToken(Modes.tableCellAttributes);
return this.tokenStyles();
},
tableCellAttributes: function() {
this.setModeForNextToken(Modes.tableText);
if (this.eat('tableCellAttributes')) {
return this.tokenStylesWith(this.styleFor('attributes'));
}
return this.tokenStyles();
},
tableText: function() {
if (this.eat('tableText')) {
return this.tokenStyles();
}
if (this.stream.peek() === '|') { // end of cell
this.setModeForNextToken(Modes.tableCell);
return this.tokenStyles();
}
return this.handlePhraseModifier(this.stream.next());
}
};
CodeMirror.defineMode('textile', function() {
var regExpFactory = new RegExpFactory();
return {
startState: function() {
return { mode: Modes.newLayout };
},
token: function(stream, state) {
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');
});