gistfile1.txt

        calc_hashes : function (strings_array) {
            
            var cont = this.CONT
            
            Joose.A.each(strings_array, function (string) {
                
                cont.AND(function () {
                    
                    var THROW       = this.getTHROW()
                    var CONTINUE    = this.getCONTINUE()
                    
                    exec('echo -n ' + '\'' + string + '\'' + ' | md5sum', function (error, stdout, stderr) {
                        if (error != null) 
                            THROW(error)
                        else
                            CONTINUE(stdout, stderr)
                    })
                    
                })
            })
            
            cont.andThen(function () {
                
                Joose.A.each(arguments, function (result, index) {
                    
                    var stdout = result[0]
                    var stderr = result[1]
                })

                this.CONTINUE(arguments)  // XXX w/o this line the code will just stop here
            })
           
        }