react-behave/build/cjs/asyncState.js

A library of behaviors for React applications.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.initializeStateWithValue = initializeStateWithValue;
exports.asyncStateReducer = asyncStateReducer;
exports.ERROR = exports.SUCCESS = exports.START = void 0;
var INITIAL_STATE = {
  value: null,
  error: null,
  pending: false
};
var START = 'START';
exports.START = START;
var SUCCESS = 'SUCCESS';
exports.SUCCESS = SUCCESS;
var ERROR = 'ERROR';
exports.ERROR = ERROR;

function initializeStateWithValue(value) {
  return Object.assign({}, INITIAL_STATE, {
    value: value
  });
}

function asyncStateReducer(state, action) {
  switch (action.type) {
    case START:
      {
        return Object.assign({}, state, {
          pending: true
        });
      }

    case SUCCESS:
      {
        return {
          value: action.value,
          error: null,
          pending: false
        };
      }

    case ERROR:
      {
        // We don't want to loose a previous value in case of later error.
        return Object.assign({}, state, {
          error: action.error,
          pending: false
        });
      }

    default:
      {
        throw new Error("Unknown action type ".concat(action.type));
      }
  }
}