data-flow install npm install data-flow usage import flow from "data-flow"; // flow.set( '<name>', '<config>', [ /* steps */ ] );flow.set( 'step1', {}, [ function( data ){ data.id++; return data;}, function( data ){ data.id++; return data;}, function( data ){ data.id++; return data;}, function( data ){ data.id++; return data.id;},] );flow.start( 'step1', { id : 1 } ).then( function( data ){ console.log( data ); // 4 } );