@polkadot/react-api/util/isEqual.js

A collection of RxJs React components the Polkadot JS API

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = isEqual;

// Copyright 2017-2020 @polkadot/react-api authors & contributors
// This software may be modified and distributed under the terms
// of the Apache-2.0 license. See the LICENSE file for details.
function flatten(key, value) {
  if (!value) {
    return value;
  }

  if (value.$$typeof) {
    return '';
  }

  if (Array.isArray(value)) {
    return value.map(item => flatten(null, item));
  }

  return value;
}

function isEqual(a, b, debug = false) {
  const jsonA = JSON.stringify({
    test: a
  }, flatten);
  const jsonB = JSON.stringify({
    test: b
  }, flatten);

  if (debug) {
    console.log('jsonA', jsonA, 'jsonB', jsonB);
  }

  return jsonA === jsonB;
}