How to use

contains

function

in

LoDashStatic

_.mixin({
 'filterArray': function(collection, property, values) {
  return _.filter(collection, function(item) {
   return _.contains(values, item[property]);
  });
 }
});

function nameExists(name) {
  // _.some(connectionList, function(item) {return item.username == username})
  return _.contains(usernamesOccupied, name);
}

ContentSchema.pre('save', function (next) {
  var newTags = this.tags;
  Tag.find({
    name: {
      $in: newTags
    }
  }, 'name', function (err, oldTags) {
    oldTags = oldTags.map(function (tag) {
      return tag.name
    });
    var toBeCreated = _.remove(newTags, function (tag) {
      return (!_.contains(oldTags, tag))
    });
    toBeCreated.forEach(function (tag) {
      var newTag = new Tag({
        name: tag
      });
      newTag.save();
    });
  });
  this.updated = new Date();
  next();
});

_.forEach(resultList, function (item) {
  if (!_.contains(deDuped, item)) {

if (!_.contains(

 return _this._onKick()
if (_.contains([
 'input_notify', // 121
 'buddies_status_change',
 'system_message'
], d.poll_type)) return next()
if (!_.contains([
 45, // group_web_message
 43, // group_message