How to use

get

function

in

lodash

get(path, parsed = true) {
  if (parsed) {
   const value = get(this.parsed, path, null)
   if (value == null) {
    const keys = path.split('.')
    const key = last(keys)
    return get(this.parsed.default, key)
   }
   return value
  } else {
   return get(this.data, path)
  }
 }

_findParam(key) {
  let value
  value = get(this.data, ['query', key])
  if (value) {
   return {
  value = get(this.data, ['body', key])
  if (value) {
   return {
  value = get(this.data, ['path', key])
  if (value) {
   return {
  value = get(this.data, ['header', key])
  if (value) {
   return {

static async fetchCoinHistory(time, coin, currency, past) {
    return flow(
      get('data.Data'),
      map('close')
    )(await axios.get(
      CryptoCompareAPI.History(time, coin, currency, past)))
  }

Object.keys(this.middleware).reduce((acc, current) => {
   // Try to find the settings in the current environment, then in the main configurations.
   const currentSettings = merge(get(cloneDeep(this.middleware[current]), ['defaults', current], {}), flattenMiddlewaresConfig[current] || this.config.currentEnvironment[current] || this.config[current]);
   acc[current] = !isObject(currentSettings) ? {} : currentSettings;

   if (!acc[current].hasOwnProperty('enabled')) {
    this.log.warn(`(middleware:${current}) wasn't loaded due to missing key \`enabled\` in the configuration`);
   }

   // Ensure that enabled key exist by forcing to false.
   defaults(acc[current], { enabled : false });

   return acc;
  }, {})

const getElementsOnALine = (manager, line, list) => {
 const firstElIndex = line === 0 ? 0 : manager.arrayOfEndLineElements[line - 1].index + 1;
 const lastElIndex = get(manager.arrayOfEndLineElements[line], 'index', list.size -1) + 1;
 const elements = manager.getElementsOnALine(range(firstElIndex, lastElIndex));

 return { elements, lastElIndex };
}

static configureOptions(commandName, yargs, extensions) {
    const get = require('lodash/get');
    const omit = require('lodash/omit');

    extensions.forEach((extension) => {
      const options = get(extension, 'config.options.stop', false);
      if (!options) {
        return;
      }

      Object.assign(this.options, omit(options, Object.keys(this.options)));
    });

    yargs = super.configureOptions(commandName, yargs, extensions);

    return yargs;
  }

/**
 * Health Check
 *
 * Returns a 200 status ok so services know the API is available.
 */
router.get("/", (req, res) => {
  // Language data.
  const languageData = language.getText(req.headers.locale);

  // Send a 200 status ok response with text saying the API is available. Defaults
  // to an English message.
  res.send({ message: get(languageData, ["common", "app", "available"]) });
});

doTransform() {
    const defaultValue = this._options.default || '';
    return get(this._value, this._options.path, defaultValue);
  }

/* eslint-disable camelcase */
function parse(content) {
  const data = get(content, 'db[0].data', content.data || null);
  /* istanbul ignore next */
  const {id: role_id} = find(data.roles, {name: 'Owner'}) || {};
  /* istanbul ignore next */
  const {user_id} = find(data.roles_users, {role_id}) || {};
  /* istanbul ignore next */
  const {name, email} = find(data.users, {id: user_id}) || {};
  /* istanbul ignore next */
  const {value: blogTitle} = find(data.settings, {key: 'title'}) || {};

  return {name, email, blogTitle};
}

async function isSetup(version, url) {
  const baseUrl = getBaseUrl(version, url);
  const {body} = await got('/authentication/setup/', {baseUrl, json: true});
  return get(body, 'setup[0].status', false);
}

/**
 *
 * @param {{
 *   transporter: Function,
 * }} loggerConfig - @see: https://github.com/koajs/logger#use-custom-transporter
 * @returns {Function} logger middleware
 */
function koaLoggerMWFactory(loggerConfig) {
 const transporter = get(loggerConfig, 'transporter');
 return logger({ transporter });
}

const resolveEntry = (dir, entry) => {
 if (entry) return entry; 

 // If no entry specified, take the main entry from package.json
 // if there's no package.json,either, take './index.js'
 try {
  const pkg = require(join(dir, './package.json'));
  return get(pkg, 'main');
 } catch (err) {
  return './index.js';
 }
}

/**
  * Platform injector instance
  * @returns {*}
  */
 get injector() {
  return get(this.platformModuleDI, 'rootInjector');
 }

static async fetchCoinList() {
    return flow(
      get('data.Data'),
      map('FullName')
    )(await axios.get(CryptoCompareAPI.CoinList()))
  }

/**
 *
 * @param m
 * @returns {boolean}
 */
function isRoutingModule(m) {
 return get(m, 'module.name', '') === 'RoutingModule';
}