gistfile1.js

    var buildMap = function(env) {                                                                                                                                                                                  
        return R.reduce(λ(obj, elem) {                                                                                                                                                                              
            var kv = R.split(':', elem);                                                                                                                                                                            
            var key = kv[0];                                                                                                                                                                                        
            var val = kv[1];                                                                                                                                                                                        
            obj[key] = val;                                                                                                                                                                                         
            return obj;                                                                                                                                                                                             
        }, {}, env);                                                                                                                                                                                                
    };