Merge pull request #215 from janko-m/assert-feature-options

Assert valid options for features

lib/pg_search/features/feature.rb

@@ -1,13 +1,18 @@
 require "active_support/core_ext/module/delegation"
+require "active_support/core_ext/hash/keys"
 
 module PgSearch
   module Features
     class Feature
+      def self.valid_options
+        [:only, :sort_only]
+      end
+
       delegate :connection, :quoted_table_name, :to => :'@model'
 
       def initialize(query, options, all_columns, model, normalizer)
         @query = query
-        @options = options || {}
+        @options = (options || {}).assert_valid_keys(self.class.valid_options)
         @all_columns = all_columns
         @model = model
         @normalizer = normalizer

lib/pg_search/features/trigram.rb

@@ -1,6 +1,9 @@
 module PgSearch
   module Features
     class Trigram < Feature
+      def self.valid_options
+        super + [:threshold]
+      end
 
       def conditions
         if options[:threshold]

lib/pg_search/features/tsearch.rb

@@ -4,6 +4,10 @@
 module PgSearch
   module Features
     class TSearch < Feature
+      def self.valid_options
+        super + [:dictionary, :prefix, :negation, :any_word, :normalization, :tsvector_column]
+      end
+
       def initialize(*args)
         super