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# Licensed to Elasticsearch B.V. under one or more contributor
# license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright
# ownership. Elasticsearch B.V. licenses this file to you under
# the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
module Elasticsearch
module DSL
module Search
# Wraps the "extra" options of a search definition
#
# @see https://www.elastic.co/guide/en/elasticsearch/reference/current/search-request-body.html
#
class Options
DSL_METHODS = [
:_source,
:fields,
:script_fields,
:fielddata_fields,
:rescore,
:explain,
:version,
:indices_boost,
:track_scores,
:min_score,
:track_total_hits
]
def initialize(*args, &block)
@hash = {}
end
# Defines a method for each valid search definition option
#
DSL_METHODS.each do |name|
define_method name do |*args, &block|
@hash[name] = args.pop
end
define_method name.to_s.gsub(/^_(.*)/, '\1') do |*args, &block|
@hash[name] = args.pop
end
end
# Returns true when there are no search options defined
#
def empty?
@hash.empty?
end
# Convert the definition to a Hash
#
# @return [Hash]
#
def to_hash(options={})
@hash
end
end
end
end
end
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