class Elasticsearch::DSL::Search::Filters::HasParent

A filter which returns children documents for parent documents matching a query or a filter

@example Return comments for articles about Ruby

search do
  query do
    filtered do
      filter do
        has_parent do
          type 'article'
          query do
            match title: 'Ruby'
          end
        end
      end
    end
  end
end

@see www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-has-parent-filter.html

Public Instance Methods

filter(*args, &block) click to toggle source

DSL method for building the `filter` part of the query definition

@return [self]

# File lib/elasticsearch/dsl/search/filters/has_parent.rb, line 64
def filter(*args, &block)
  @filter = block ? Elasticsearch::DSL::Search::Filter.new(*args, &block) : args.first
  self
end
query(*args, &block) click to toggle source

DSL method for building the `query` part of the query definition

@return [self]

# File lib/elasticsearch/dsl/search/filters/has_parent.rb, line 55
def query(*args, &block)
  @query = block ? @query = Elasticsearch::DSL::Search::Query.new(*args, &block) : args.first
  self
end
to_hash() click to toggle source

Converts the query definition to a Hash

@return [Hash]

Calls superclass method
# File lib/elasticsearch/dsl/search/filters/has_parent.rb, line 73
def to_hash
  hash = super
  if @query
    _query = @query.respond_to?(:to_hash) ? @query.to_hash : @query
    hash[self.name].update(query: _query)
  end
  if @filter
    _filter = @filter.respond_to?(:to_hash) ? @filter.to_hash : @filter
    hash[self.name].update(filter: _filter)
  end
  hash
end