Pipe

Usage:

let content = "";

let pipe = new Pipe(content);

let newContent = new Pipe(content)
                .addAction( (content, additonalParam) => {
                    return content + additionalParam;
                }, "additonal param value " )
                .addAction( (content, additonalParam) => {
                    return content + additionalParam;
                }, "additonal param2 value " )
                .addAction( (content, additonalParam) => {
                    return content + additionalParam;
                }, "additonal param3 value " )
                .execActions();

console.log(newContent);

Result:

additonal param1 value additonal param2 value additonal param3 value

the core of a pipe is apply multiple actions to an element.