Class: ElasticGraph::GraphQL::Filtering::BooleanQuery

Inherits:
Object
  • Object
show all
Defined in:
lib/elastic_graph/graphql/filtering/boolean_query.rb

Overview

BooleanQuery is an internal class for composing a datastore query: www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-bool-query.html

It is composed of:

1) The occurrence type (:must, :filter, :should, or :must_not)
2) A list of query clauses evaluated by the given occurrence type
3) An optional flag indicating whether the occurrence should be negated

Constant Summary collapse

ALWAYS_FALSE_FILTER =

: ::Array

filter({ids: {values: empty_array}})

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.filter(*clauses) ⇒ Object 



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# File 'lib/elastic_graph/graphql/filtering/boolean_query.rb', line 24

def self.filter(*clauses)
  new(:filter, clauses)
end

.must(*clauses) ⇒ Object 



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# File 'lib/elastic_graph/graphql/filtering/boolean_query.rb', line 20

def self.must(*clauses)
  new(:must, clauses)
end

.should(*clauses) ⇒ Object 



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# File 'lib/elastic_graph/graphql/filtering/boolean_query.rb', line 28

def self.should(*clauses)
  new(:should, clauses)
end

Instance Method Details

#merge_into(bool_node) ⇒ Object 



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# File 'lib/elastic_graph/graphql/filtering/boolean_query.rb', line 32

def merge_into(bool_node)
  bool_node[occurrence].concat(clauses)
end