text: 
  /*!
   * Connect - json
   * Copyright(c) 2010 Sencha Inc.
   * Copyright(c) 2011 TJ Holowaychuk
   * MIT Licensed
   */
  
  /**
   * Module dependencies.
   */
  
  var utils = require('../utils');
  var getBody = require('raw-body');
  
  /**
   * JSON:
   *
   * Parse JSON request bodies, providing the
   * parsed object as `req.body`.
   *
   * Options:
   *
   *   - `strict`  when `false` anything `JSON.parse()` accepts will be parsed
   *   - `reviver`  used as the second "reviver" argument for JSON.parse
   *   - `limit`  byte limit [1mb]
   *
   * @param {Object} options
   * @return {Function}
   * @api public
   */
  
  exports = module.exports = function(options){
    options = options || {};
    var strict = options.strict !== false;
    var verify = typeof options.verify === 'function' && options.verify;
  
    return function json(req, res, next) {
      if (req._body) return next();
      req.body = req.body || {};
  
      if (!utils.hasBody(req)) return next();
  
      // check Content-Type
      if (!exports.regexp.test(utils.mime(req))) return next();
  
      // flag as parsed
      req._body = true;
  
      // parse
      getBody(req, {
        limit: options.limit || '1mb',
        length: req.headers['content-length'],
        encoding: 'utf8'
      }, function (err, buf) {
        if (err) return next(err);
  
        if (verify) {
          try {
            verify(req, res, buf)
          } catch (err) {
            if (!err.status) err.status = 403;
            return next(err);
          }
        }
  
        var first = buf.trim()[0];
  
        if (0 == buf.length) {
          return next(utils.error(400, 'invalid json, empty body'));
        }
  
        if (strict && '{' != first && '[' != first) return next(utils.error(400, 'invalid json'));
        try {
          req.body = JSON.parse(buf, options.reviver);
        } catch (err){
          err.body = buf;
          err.status = 400;
          return next(err);
        }
        next();
      })
    };
  };
  
  exports.regexp = /^application\/([\w!#\$%&\*`\-\.\^~]*\+)?json$/i;
  
  