as-state.js

// benchmark test
import { curry } from 'ramda';
import { chainMethod, chainReducer, method, privateMethod, reducer, privateReducer, sideEffect } from "../lib/as-stated";

const initialState = {
  result: 0
};

function MyClass(initialState = {}) {
  this.state = initialState;
}

// example reducer, adds x to the current result in state
MyClass.prototype.add = chainReducer << curry << function (state, x) {
  const newState = Object.assign({}, state, {
    result: state.result + a
  });

  return newState;
};

MyClass.prototype.addStuff = chainReducer << curry << function (state) {
  return state
    >> this.add(1)
    >> this.add(2)
    >> this.add(3)
}

const inst = new MyClass()
  .add(1)
  .addStuff();