Require not exported to the window?

builder.coffee

...
bundle = browserify()
bundle.addEntry('./assets/coffeescripts/lib/renderer.coffee')
src = bundle.bundle()
fs.writeFileSync @config.coffeePath, src, 'utf8'
...

bundle.js

(function(){var require = function (file, cwd) {
    var resolved = require.resolve(file, cwd || '/');
    var mod = require.modules[resolved];
    if (!mod) throw new Error(
        'Failed to resolve module ' + file + ', tried ' + resolved
    );
    var cached = require.cache[resolved];
    var res = cached? cached.exports : mod();
    return res;
};

require.paths = [];
require.modules = {};
require.cache = {};
require.extensions = [".js",".coffee"];

require._core = {
    'assert': true,
    'events': true,
    'fs': true,
    'path': true,
    'vm': true
};

require.resolve = (function () {
    return function (x, cwd) {
        if (!cwd) cwd = '/';
        
        if (require._core[x]) return x;
        var path = require.modules.path();
        cwd = path.resolve('/', cwd);
        var y = cwd || '/';
        
        if (x.match(/^(?:\.\.?\/|\/)/)) {
            var m = loadAsFileSync(path.resolve(y, x))
                || loadAsDirectorySync(path.resolve(y, x));
            if (m) return m;
        }
        
        var n = loadNodeModulesSync(x, y);
        if (n) return n;
        
        throw new Error("Cannot find module '" + x + "'");
        
        function loadAsFileSync (x) {
            x = path.normalize(x);
            if (require.modules[x]) {
                return x;
            }
            
            for (var i = 0; i < require.extensions.length; i++) {
                var ext = require.extensions[i];
                if (require.modules[x + ext]) return x + ext;
            }
        }
        
        function loadAsDirectorySync (x) {
            x = x.replace(/\/+$/, '');
            var pkgfile = path.normalize(x + '/package.json');
            if (require.modules[pkgfile]) {
                var pkg = require.modules[pkgfile]();
                var b = pkg.browserify;
                if (typeof b === 'object' && b.main) {
                    var m = loadAsFileSync(path.resolve(x, b.main));
                    if (m) return m;
                }
                else if (typeof b === 'string') {
                    var m = loadAsFileSync(path.resolve(x, b));
                    if (m) return m;
                }
                else if (pkg.main) {
                    var m = loadAsFileSync(path.resolve(x, pkg.main));
                    if (m) return m;
                }
            }
            
            return loadAsFileSync(x + '/index');
        }
        
        function loadNodeModulesSync (x, start) {
            var dirs = nodeModulesPathsSync(start);
            for (var i = 0; i < dirs.length; i++) {
                var dir = dirs[i];
                var m = loadAsFileSync(dir + '/' + x);
                if (m) return m;
                var n = loadAsDirectorySync(dir + '/' + x);
                if (n) return n;
            }
            
            var m = loadAsFileSync(x);
            if (m) return m;
        }
        
        function nodeModulesPathsSync (start) {
            var parts;
            if (start === '/') parts = [ '' ];
            else parts = path.normalize(start).split('/');
            
            var dirs = [];
            for (var i = parts.length - 1; i >= 0; i--) {
                if (parts[i] === 'node_modules') continue;
                var dir = parts.slice(0, i + 1).join('/') + '/node_modules';
                dirs.push(dir);
            }
            
            return dirs;
        }
    };
})();

require.alias = function (from, to) {
    var path = require.modules.path();
    var res = null;
    try {
        res = require.resolve(from + '/package.json', '/');
    }
    catch (err) {
        res = require.resolve(from, '/');
    }
    var basedir = path.dirname(res);
    
    var keys = (Object.keys || function (obj) {
        var res = [];
        for (var key in obj) res.push(key);
        return res;
    })(require.modules);
    
    for (var i = 0; i < keys.length; i++) {
        var key = keys[i];
        if (key.slice(0, basedir.length + 1) === basedir + '/') {
            var f = key.slice(basedir.length);
            require.modules[to + f] = require.modules[basedir + f];
        }
        else if (key === basedir) {
            require.modules[to] = require.modules[basedir];
        }
    }
};

(function () {
    var process = {};
    
    require.define = function (filename, fn) {
        if (require.modules.__browserify_process) {
            process = require.modules.__browserify_process();
        }
        
        var dirname = require._core[filename]
            ? ''
            : require.modules.path().dirname(filename)
        ;
        
        var require_ = function (file) {
            var requiredModule = require(file, dirname);
            var cached = require.cache[require.resolve(file, dirname)];

            if (cached && cached.parent === null) {
                cached.parent = module_;
            }

            return requiredModule;
        };
        require_.resolve = function (name) {
            return require.resolve(name, dirname);
        };
        require_.modules = require.modules;
        require_.define = require.define;
        require_.cache = require.cache;
        var module_ = {
            id : filename,
            filename: filename,
            exports : {},
            loaded : false,
            parent: null
        };
        
        require.modules[filename] = function () {
            require.cache[filename] = module_;
            fn.call(
                module_.exports,
                require_,
                module_,
                module_.exports,
                dirname,
                filename,
                process
            );
            module_.loaded = true;
            return module_.exports;
        };
    };
})();


require.define("path",function(require,module,exports,__dirname,__filename,process){function filter (xs, fn) {
    var res = [];
    for (var i = 0; i < xs.length; i++) {
        if (fn(xs[i], i, xs)) res.push(xs[i]);
    }
    return res;
}

// resolves . and .. elements in a path array with directory names there
// must be no slashes, empty elements, or device names (c:\) in the array
// (so also no leading and trailing slashes - it does not distinguish
// relative and absolute paths)
function normalizeArray(parts, allowAboveRoot) {
  // if the path tries to go above the root, `up` ends up > 0
  var up = 0;
  for (var i = parts.length; i >= 0; i--) {
    var last = parts[i];
    if (last == '.') {
      parts.splice(i, 1);
    } else if (last === '..') {
      parts.splice(i, 1);
      up++;
    } else if (up) {
      parts.splice(i, 1);
      up--;
    }
  }

  // if the path is allowed to go above the root, restore leading ..s
  if (allowAboveRoot) {
    for (; up--; up) {
      parts.unshift('..');
    }
  }

  return parts;
}

// Regex to split a filename into [*, dir, basename, ext]
// posix version
var splitPathRe = /^(.+\/(?!$)|\/)?((?:.+?)?(\.[^.]*)?)$/;

// path.resolve([from ...], to)
// posix version
exports.resolve = function() {
var resolvedPath = '',
    resolvedAbsolute = false;

for (var i = arguments.length; i >= -1 && !resolvedAbsolute; i--) {
  var path = (i >= 0)
      ? arguments[i]
      : process.cwd();

  // Skip empty and invalid entries
  if (typeof path !== 'string' || !path) {
    continue;
  }

  resolvedPath = path + '/' + resolvedPath;
  resolvedAbsolute = path.charAt(0) === '/';
}

// At this point the path should be resolved to a full absolute path, but
// handle relative paths to be safe (might happen when process.cwd() fails)

// Normalize the path
resolvedPath = normalizeArray(filter(resolvedPath.split('/'), function(p) {
    return !!p;
  }), !resolvedAbsolute).join('/');

  return ((resolvedAbsolute ? '/' : '') + resolvedPath) || '.';
};

// path.normalize(path)
// posix version
exports.normalize = function(path) {
var isAbsolute = path.charAt(0) === '/',
    trailingSlash = path.slice(-1) === '/';

// Normalize the path
path = normalizeArray(filter(path.split('/'), function(p) {
    return !!p;
  }), !isAbsolute).join('/');

  if (!path && !isAbsolute) {
    path = '.';
  }
  if (path && trailingSlash) {
    path += '/';
  }
  
  return (isAbsolute ? '/' : '') + path;
};


// posix version
exports.join = function() {
  var paths = Array.prototype.slice.call(arguments, 0);
  return exports.normalize(filter(paths, function(p, index) {
    return p && typeof p === 'string';
  }).join('/'));
};


exports.dirname = function(path) {
  var dir = splitPathRe.exec(path)[1] || '';
  var isWindows = false;
  if (!dir) {
    // No dirname
    return '.';
  } else if (dir.length === 1 ||
      (isWindows && dir.length <= 3 && dir.charAt(1) === ':')) {
    // It is just a slash or a drive letter with a slash
    return dir;
  } else {
    // It is a full dirname, strip trailing slash
    return dir.substring(0, dir.length - 1);
  }
};


exports.basename = function(path, ext) {
  var f = splitPathRe.exec(path)[2] || '';
  // TODO: make this comparison case-insensitive on windows?
  if (ext && f.substr(-1 * ext.length) === ext) {
    f = f.substr(0, f.length - ext.length);
  }
  return f;
};


exports.extname = function(path) {
  return splitPathRe.exec(path)[3] || '';
};
});

require.define("__browserify_process",function(require,module,exports,__dirname,__filename,process){var process = module.exports = {};

process.nextTick = (function () {
    var queue = [];
    var canPost = typeof window !== 'undefined'
        && window.postMessage && window.addEventListener
    ;
    
    if (canPost) {
        window.addEventListener('message', function (ev) {
            if (ev.source === window && ev.data === 'browserify-tick') {
                ev.stopPropagation();
                if (queue.length > 0) {
                    var fn = queue.shift();
                    fn();
                }
            }
        }, true);
    }
    
    return function (fn) {
        if (canPost) {
            queue.push(fn);
            window.postMessage('browserify-tick', '*');
        }
        else setTimeout(fn, 0);
    };
})();

process.title = 'browser';
process.browser = true;
process.env = {};
process.argv = [];

process.binding = function (name) {
    if (name === 'evals') return (require)('vm')
    else throw new Error('No such module. (Possibly not yet loaded)')
};

(function () {
    var cwd = '/';
    var path;
    process.cwd = function () { return cwd };
    process.chdir = function (dir) {
        if (!path) path = require('path');
        cwd = path.resolve(dir, cwd);
    };
})();
});

require.define("vm",function(require,module,exports,__dirname,__filename,process){module.exports = require("vm-browserify")});

require.define("/node_modules/vm-browserify/package.json",function(require,module,exports,__dirname,__filename,process){module.exports = {"main":"index.js"}});

require.define("/node_modules/vm-browserify/index.js",function(require,module,exports,__dirname,__filename,process){var Object_keys = function (obj) {
    if (Object.keys) return Object.keys(obj)
    else {
        var res = [];
        for (var key in obj) res.push(key)
        return res;
    }
};

var forEach = function (xs, fn) {
    if (xs.forEach) return xs.forEach(fn)
    else for (var i = 0; i < xs.length; i++) {
        fn(xs[i], i, xs);
    }
};

var Script = exports.Script = function NodeScript (code) {
    if (!(this instanceof Script)) return new Script(code);
    this.code = code;
};

Script.prototype.runInNewContext = function (context) {
    if (!context) context = {};
    
    var iframe = document.createElement('iframe');
    if (!iframe.style) iframe.style = {};
    iframe.style.display = 'none';
    
    document.body.appendChild(iframe);
    
    var win = iframe.contentWindow;
    
    forEach(Object_keys(context), function (key) {
        win[key] = context[key];
    });
     
    if (!win.eval && win.execScript) {
        // win.eval() magically appears when this is called in IE:
        win.execScript('null');
    }
    
    var res = win.eval(this.code);
    
    forEach(Object_keys(win), function (key) {
        context[key] = win[key];
    });
    
    document.body.removeChild(iframe);
    
    return res;
};

Script.prototype.runInThisContext = function () {
    return eval(this.code); // maybe...
};

Script.prototype.runInContext = function (context) {
    // seems to be just runInNewContext on magical context objects which are
    // otherwise indistinguishable from objects except plain old objects
    // for the parameter segfaults node
    return this.runInNewContext(context);
};

forEach(Object_keys(Script.prototype), function (name) {
    exports[name] = Script[name] = function (code) {
        var s = Script(code);
        return s[name].apply(s, [].slice.call(arguments, 1));
    };
});

exports.createScript = function (code) {
    return exports.Script(code);
};

exports.createContext = Script.createContext = function (context) {
    // not really sure what this one does
    // seems to just make a shallow copy
    var copy = {};
    if(typeof context === 'object') {
        forEach(Object_keys(context), function (key) {
            copy[key] = context[key];
        });
    }
    return copy;
};
});

require.define("/assets/coffeescripts/lib/handlebars.coffee",function(require,module,exports,__dirname,__filename,process){(function() {
  var Handlebars, handlebarsTemplate;

  handlebarsTemplate = require('../../../node_modules/handlebars/lib/handlebars/runtime');

  Handlebars = require('../../../node_modules/handlebars/lib/handlebars/base');

  module.exports = Handlebars;

}).call(this);
});

require.define("/node_modules/handlebars/lib/handlebars/runtime.js",function(require,module,exports,__dirname,__filename,process){var Handlebars = require("./base");

// BEGIN(BROWSER)
Handlebars.VM = {
  template: function(templateSpec) {
    // Just add water
    var container = {
      escapeExpression: Handlebars.Utils.escapeExpression,
      invokePartial: Handlebars.VM.invokePartial,
      programs: [],
      program: function(i, fn, data) {
        var programWrapper = this.programs[i];
        if(data) {
          return Handlebars.VM.program(fn, data);
        } else if(programWrapper) {
          return programWrapper;
        } else {
          programWrapper = this.programs[i] = Handlebars.VM.program(fn);
          return programWrapper;
        }
      },
      programWithDepth: Handlebars.VM.programWithDepth,
      noop: Handlebars.VM.noop
    };

    return function(context, options) {
      options = options || {};
      return templateSpec.call(container, Handlebars, context, options.helpers, options.partials, options.data);
    };
  },

  programWithDepth: function(fn, data, $depth) {
    var args = Array.prototype.slice.call(arguments, 2);

    return function(context, options) {
      options = options || {};

      return fn.apply(this, [context, options.data || data].concat(args));
    };
  },
  program: function(fn, data) {
    return function(context, options) {
      options = options || {};

      return fn(context, options.data || data);
    };
  },
  noop: function() { return ""; },
  invokePartial: function(partial, name, context, helpers, partials, data) {
    var options = { helpers: helpers, partials: partials, data: data };

    if(partial === undefined) {
      throw new Handlebars.Exception("The partial " + name + " could not be found");
    } else if(partial instanceof Function) {
      return partial(context, options);
    } else if (!Handlebars.compile) {
      throw new Handlebars.Exception("The partial " + name + " could not be compiled when running in runtime-only mode");
    } else {
      partials[name] = Handlebars.compile(partial);
      return partials[name](context, options);
    }
  }
};

Handlebars.template = Handlebars.VM.template;

// END(BROWSER)

});

require.define("/node_modules/handlebars/lib/handlebars/base.js",function(require,module,exports,__dirname,__filename,process){// BEGIN(BROWSER)

/*jshint eqnull:true*/
this.Handlebars = {};

(function(Handlebars) {

Handlebars.VERSION = "1.0.rc.1";

Handlebars.helpers  = {};
Handlebars.partials = {};

Handlebars.registerHelper = function(name, fn, inverse) {
  if(inverse) { fn.not = inverse; }
  this.helpers[name] = fn;
};

Handlebars.registerPartial = function(name, str) {
  this.partials[name] = str;
};

Handlebars.registerHelper('helperMissing', function(arg) {
  if(arguments.length === 2) {
    return undefined;
  } else {
    throw new Error("Could not find property '" + arg + "'");
  }
});

var toString = Object.prototype.toString, functionType = "[object Function]";

Handlebars.registerHelper('blockHelperMissing', function(context, options) {
  var inverse = options.inverse || function() {}, fn = options.fn;


  var ret = "";
  var type = toString.call(context);

  if(type === functionType) { context = context.call(this); }

  if(context === true) {
    return fn(this);
  } else if(context === false || context == null) {
    return inverse(this);
  } else if(type === "[object Array]") {
    if(context.length > 0) {
      for(var i=0, j=context.length; i<j; i++) {
        ret = ret + fn(context[i]);
      }
    } else {
      ret = inverse(this);
    }
    return ret;
  } else {
    return fn(context);
  }
});

Handlebars.K = function() {};

Handlebars.createFrame = Object.create || function(object) {
  Handlebars.K.prototype = object;
  var obj = new Handlebars.K();
  Handlebars.K.prototype = null;
  return obj;
};

Handlebars.registerHelper('each', function(context, options) {
  var fn = options.fn, inverse = options.inverse;
  var ret = "", data;

  if (options.data) {
    data = Handlebars.createFrame(options.data);
  }

  if(context && context.length > 0) {
    for(var i=0, j=context.length; i<j; i++) {
      if (data) { data.index = i; }
      ret = ret + fn(context[i], { data: data });
    }
  } else {
    ret = inverse(this);
  }
  return ret;
});

Handlebars.registerHelper('if', function(context, options) {
  var type = toString.call(context);
  if(type === functionType) { context = context.call(this); }

  if(!context || Handlebars.Utils.isEmpty(context)) {
    return options.inverse(this);
  } else {
    return options.fn(this);
  }
});

Handlebars.registerHelper('unless', function(context, options) {
  var fn = options.fn, inverse = options.inverse;
  options.fn = inverse;
  options.inverse = fn;

  return Handlebars.helpers['if'].call(this, context, options);
});

Handlebars.registerHelper('with', function(context, options) {
  return options.fn(context);
});

Handlebars.registerHelper('log', function(context) {
  Handlebars.log(context);
});

}(this.Handlebars));

// END(BROWSER)

module.exports = this.Handlebars;

});

require.define("/assets/coffeescripts/lib/utils.coffee",function(require,module,exports,__dirname,__filename,process){(function() {
  var helpers,
    __hasProp = {}.hasOwnProperty;

  helpers = require('./../helpers/all');

  module.exports = {
    registerHelpers: function(Handlebars) {
      var fn, name, _results;
      _results = [];
      for (name in helpers) {
        if (!__hasProp.call(helpers, name)) continue;
        fn = helpers[name];
        _results.push(Handlebars.registerHelper(name, fn));
      }
      return _results;
    }
  };

}).call(this);
});

require.define("/assets/coffeescripts/helpers/all.coffee",function(require,module,exports,__dirname,__filename,process){(function() {
  var i18n;

  i18n = require('./../lib/i18n');

  module.exports = {
    upcase: function(str) {
      return str.toUpperCase();
    },
    t: function(key) {
      return i18n.t(key);
    }
  };

}).call(this);
});

require.define("/assets/coffeescripts/lib/i18n.coffee",function(require,module,exports,__dirname,__filename,process){(function() {

  module.exports = {
    t: function(key) {
      return "" + key + "-translated";
    }
  };

}).call(this);
});

require.define("/assets/coffeescripts/lib/base_presenter.coffee",function(require,module,exports,__dirname,__filename,process){(function() {
  var BasePresenter;

  module.exports = BasePresenter = (function() {

    function BasePresenter() {}

    BasePresenter.prototype.render = function(data) {
      return data;
    };

    return BasePresenter;

  })();

}).call(this);
});

require.define("/assets/coffeescripts/lib/renderer.coffee",function(require,module,exports,__dirname,__filename,process){(function() {
  var BasePresenter, Handlebars, Renderer, utils;

  Handlebars = require('./handlebars');

  utils = require('./utils');

  BasePresenter = require('./base_presenter');

  module.exports = Renderer = (function() {

    function Renderer(templates, presenters) {
      this.templates = templates;
      this.presenters = presenters;
      utils.registerHelpers(Handlebars);
    }

    Renderer.prototype.render = function(viewName, data, cb) {
      var presenter, view;
      view = this.getView(viewName);
      presenter = new view.presenter();
      return view.template(presenter.render(data));
    };

    Renderer.prototype.getView = function(viewName) {
      return {
        template: this.templates[viewName],
        presenter: this.presenters[viewName]
      };
    };

    return Renderer;

  })();

}).call(this);
});
require("/assets/coffeescripts/lib/renderer.coffee");
})();