@techmely/utils/pick.js

Collection of helpful JavaScript / TypeScript utils

'use strict';

/*!
 * @techmely/utils
 * Copyright(c) 2021-2024 Techmely <techmely.creation@gmail.com>
 * MIT Licensed
 */


// src/pick.ts
function pick(state, paths) {
  if (Array.isArray(paths)) {
    return paths.reduce((acc, path) => {
      const _paths = path.split(".");
      return set(acc, _paths, get(state, _paths));
    }, {});
  }
  return get(state, paths.split("."));
}
function get(state, paths) {
  return paths.reduce((acc, path) => acc?.[path], state);
}
var ProtoRE = /^(__proto__)$/;
function set(state, paths, val) {
  const last = paths.at(-1);
  if (last === void 0)
    return state;
  const restPaths = paths.slice(0, -1);
  const result = restPaths.reduce((obj, p) => ProtoRE.test(p) ? {} : obj[p] ||= {}, state);
  result[last] = val;
  return state;
}

exports.pick = pick;