elasticsearch.rb

client = ElasticWrapper::Session.new.client

client.search(index: 'test', type: 'contacts', body: body)

body = { query: { bool: { filter: { term: { name: 'lachlan' } } } } }
=>
[{ 
  "_index"=>"test",
  "_type"=>"contact",
  "_id"=>"1",
  "_score"=>1.0,
  "_source"=>{
    "id"=>2157,
    "name"=>"Lachlan Priest"
  }
}]
body = { query: { bool: { filter: { term: { name: 'Lachlan' } } } } }
=> 
[]