pivot/example/node_modules/jade/lib/filters.js

Simple feature, multi-variant and A/B testing

/*!
 * Jade - filters
 * Copyright(c) 2010 TJ Holowaychuk <tj@vision-media.ca>
 * MIT Licensed
 */

/**
 * Wrap text with CDATA block.
 */

exports.cdata = function(str){
  return '<![CDATA[\\n' + str + '\\n]]>';
};

/**
 * Wrap text in script tags.
 */

exports.js = function(str){
  return '<script>' + str + '</script>';
};

/**
 * Wrap text in style tags.
 */

exports.css = function(str){
  return '<style>' + str + '</style>';
};

/**
 * Transform stylus to css, wrapped in style tags.
 */

exports.stylus = function(str, options){
  var ret;
  str = str.replace(/\\n/g, '\n');
  var stylus = require('stylus');
  stylus(str, options).render(function(err, css){
    if (err) throw err;
    ret = css.replace(/\n/g, '\\n');
  });
  return '<style type="text/css">' + ret + '</style>';
};

/**
 * Transform less to css, wrapped in style tags.
 */

exports.less = function(str){
  var ret;
  str = str.replace(/\\n/g, '\n');
  require('less').render(str, function(err, css){
    if (err) throw err;
    ret = '<style type="text/css">' + css.replace(/\n/g, '\\n') + '</style>';
  });
  return ret;
};

/**
 * Transform markdown to html.
 */

exports.markdown = function(str){
  var md;

  // support markdown / discount
  try {
    md = require('markdown');
  } catch (err){
    try {
      md = require('discount');
    } catch (err) {
      try {
        md = require('markdown-js');
      } catch (err) {
        try {
          md = require('marked');
        } catch (err) {
          throw new
            Error('Cannot find markdown library, install markdown, discount, or marked.');
        }
      }
    }
  }

  str = str.replace(/\\n/g, '\n');
  return md.parse(str).replace(/\n/g, '\\n').replace(/'/g,'&#39;');
};

/**
 * Transform coffeescript to javascript.
 */

exports.coffeescript = function(str){
  var js = require('coffee-script').compile(str).replace(/\\/g, '\\\\').replace(/\n/g, '\\n');
  return '<script type="text/javascript">\\n' + js + '</script>';
};

// aliases

exports.md = exports.markdown;
exports.styl = exports.stylus;
exports.coffee = exports.coffeescript;