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LoDashStatic.isNull
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How to use
isNull
function
in
LoDashStatic

Best JavaScript code snippets using lodash.LoDashStatic.isNull(Showing top 15 results out of 315)

origin: lando/lando

app.init().then(() => {
    if (_.isNull(user)) user = getUser(service, app.info);
    return lando.engine.run(utils.buildCommand(app, command, service, user)).catch(error => {
     error.hide = true;
     throw error;
    });
   })
origin: lando/lando

if (!_.isNull(coercedDrushVersion) && semver.gte(coercedDrushVersion, '10.0.0')) {
 options._app.addWarning(warnings.drushWarn(options.drush));
origin: crossbrowsertesting/cbt-tunnel-nodejs

_(cmdArgs)
        .omit(_.isUndefined)
        .omit(_.isNull)
        .mapValues((property)=>{ 
          return  property === 'true'  ? true  :
              property === 'false' ? false :
                          property
        }).value()
origin: crossbrowsertesting/cbt-tunnel-nodejs

process.on('SIGTERM',function(){
      global.logger.info('Attempting a graceful shutdown...');
      if(!_.isNull(cbts)&&!_.isUndefined(cbts)){
        cbts.endWrap();
      }
    });
origin: pterodactyl/daemon

hasPermission(perm, token, next) {
    const tokenData = Cache.get(`auth:token:${token}`);
    if (_.isNull(tokenData)) {
      this.getTokenData(token, (err, data) => {
        if (err) return next(err);

        Cache.put(`auth:token:${token}`, data, data.expires_at);

        return this.validatePermission(data, perm, next);
      });
    } else {
      return this.validatePermission(tokenData, perm, next);
    }
  }
origin: pterodactyl/daemon

constructor() {
    if (_.isNull(Cache.get('config'))) {
      Cache.put('config', this.raw());
    }
  }
origin: pterodactyl/daemon

save(json, next) {
    if (!json || !_.isObject(json) || _.isNull(json) || !_.keys(json).length) {
      throw new Error('Invalid JSON was passed to Builder.');
    }

    Fs.writeJson('./config/core.json', json, { spaces: 2 }, err => {
      if (!err) Cache.put('config', json);
      return next(err);
    });
  }
origin: pterodactyl/daemon

Async.eachOf(config.env, (value, index, eachCallback) => {
          if (_.isNull(value)) return eachCallback();
          environment.push(Util.format('%s=%s', index, value));
          return eachCallback();
        }, callback);
origin: mrijk/speculaas

function* explainInvalid(value, predicates, options) {
  const problems = _.map(predicates, predicate => explainData(predicate, value, options));
  const found = _.find(problems, p => !_.isNull(p));
  if (found) {
    yield found.problems[0];
  }
}
origin: bnt44/wykop-es6

static parsePostParams(post={}) {
    let form, formData, sortedPost;
    if (post.embed && typeof post.embed !== 'string') {
      formData = post;
      post = _.omit(post,'embed');
    } else if (!_(post).isEmpty()) {
      form = post;
    }
    sortedPost = _(post).omit(_.isUndefined).omit(_.isNull).sortBy((val, key) => key).toString();
    return {form, formData, sortedPost};
  }
origin: LucianoPAlmeida/OGMNeo

_valueOnQuery(value) {
    if (_.isNull(value)) {
      return 'null';
    } else if (_.isString(value)) {
      return `'${value}'`;
    } if (_.isDate(value)) {
      return `${value.getTime()}`;
    } else {
      return `${value}`;
    }
  }
origin: qrvey/qrveydrsample-csv

//Transform CSV data
function transformCSVRowFromMetadata(row, numericCols) {
 var val;
 _.forEach(numericCols, function (col) {
  if (!_.isNull(row[col])) row[col] = _.toNumber(row[col]);
  else row[col] = null;
 });

 return row;
}
origin: karan-darji/node-sample

// Faking  processing time
      setTimeout(() => {
        post = _.find(posts, ['id', _.toInteger(postId)]);
        if(_.isNull(post)) {
          throw new Error({'success': false})
        }
        resolve({'success': true, 'data': post})
      }, 2000);
origin: crossbrowsertesting/cbt-tunnel-nodejs

process.on('SIGINT',function(){
      if(!_.isNull(cbts)&&!_.isUndefined(cbts)){
        cbts.endWrap();
      }
      global.logger.info('\nAttempting a graceful shutdown...');
    });
origin: LucianoPAlmeida/OGMNeo

_valueForArray(array) {
    return array.reduce((result, current) => {
      if (_.isString(current) || _.isNumber(current) || _.isNull(current)) {
        return result + `${(result === '') ? '' : ','} ${this._valueOnQuery(current)} `;
      }
      return result;
    }, '');
  }
lodash(npm)LoDashStaticisNull

JSDoc

Checks if value is null.

Most used lodash functions

  • LoDashStatic.map
    Creates an array of values by running each element in collection through iteratee. The iteratee is
  • LoDashStatic.isEmpty
    Checks if value is empty. A value is considered empty unless it’s an arguments object, array, string
  • LoDashStatic.forEach
    Iterates over elements of collection invoking iteratee for each element. The iteratee is invoked wit
  • LoDashStatic.find
    Iterates over elements of collection, returning the first element predicate returns truthy for.
  • LoDashStatic.pick
    Creates an object composed of the picked `object` properties.
  • LoDashStatic.get,
  • LoDashStatic.isArray,
  • LoDashStatic.filter,
  • LoDashStatic.merge,
  • LoDashStatic.isString,
  • LoDashStatic.isFunction,
  • LoDashStatic.assign,
  • LoDashStatic.extend,
  • LoDashStatic.includes,
  • LoDashStatic.keys,
  • LoDashStatic.cloneDeep,
  • LoDashStatic.uniq,
  • LoDashStatic.isObject,
  • LoDashStatic.omit

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