asset-rack/compiled/modules/stylus.js

Static Web Framework for Nodejs

// Generated by CoffeeScript 1.6.3
(function() {
  var Asset, fs, nib, pathutil, stylus, urlRegex, urlRegexGlobal, _ref,
    __hasProp = {}.hasOwnProperty,
    __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; };

  fs = require('fs');

  pathutil = require('path');

  nib = require('nib');

  stylus = require('stylus');

  Asset = require('../.').Asset;

  urlRegex = /url\s*\(\s*(['"])((?:(?!\1).)+)\1\s*\)/;

  urlRegexGlobal = /url\s*\(\s*(['"])((?:(?!\1).)+)\1\s*\)/g;

  exports.StylusAsset = (function(_super) {
    __extends(StylusAsset, _super);

    function StylusAsset() {
      _ref = StylusAsset.__super__.constructor.apply(this, arguments);
      return _ref;
    }

    StylusAsset.prototype.mimetype = 'text/css';

    StylusAsset.prototype.create = function(options) {
      var _this = this;
      this.filename = pathutil.resolve(options.filename);
      this.toWatch = pathutil.dirname(this.filename);
      this.compress = options.compress;
      if (this.compress == null) {
        this.compress = process.env.NODE_ENV === 'production';
      }
      this.config = options.config;
      if (this.config == null) {
        this.config = function() {
          return this.use(nib());
        };
      }
      return fs.readFile(this.filename, 'utf8', function(error, data) {
        var styl;
        if (error != null) {
          return _this.emit('error', error);
        }
        styl = stylus(data).set('compress', _this.compress).set('include css', true);
        _this.config.call(styl, styl);
        return styl.set('filename', _this.filename).render(function(error, css) {
          var match, quote, result, results, specificUrl, url, _i, _len;
          if (error != null) {
            return _this.emit('error', error);
          }
          if (_this.rack != null) {
            results = css.match(urlRegexGlobal);
            if (results) {
              for (_i = 0, _len = results.length; _i < _len; _i++) {
                result = results[_i];
                match = urlRegex.exec(result);
                quote = match[1];
                url = match[2];
                specificUrl = _this.rack.url(url);
                if (specificUrl != null) {
                  css = css.replace(result, "url(" + quote + specificUrl + quote + ")");
                }
              }
            }
          }
          return _this.emit('created', {
            contents: css
          });
        });
      });
    };

    return StylusAsset;

  })(Asset);

}).call(this);