lib/ransack/configuration.rb in ransack-3.2.1 vs lib/ransack/configuration.rb in ransack-4.0.0

@@ -25,19 +25,19 @@
     end
 
     self.predicates = PredicateCollection.new
 
     self.options = {
-      :search_key => :q,
-      :ignore_unknown_conditions => true,
-      :hide_sort_order_indicators => false,
-      :up_arrow => '▼'.freeze,
-      :down_arrow => '▲'.freeze,
-      :default_arrow => nil,
-      :sanitize_scope_args => true,
-      :postgres_fields_sort_option => nil,
-      :strip_whitespace => true
+      search_key: :q,
+      ignore_unknown_conditions: true,
+      hide_sort_order_indicators: false,
+      up_arrow: '▼'.freeze,
+      down_arrow: '▲'.freeze,
+      default_arrow: nil,
+      sanitize_scope_args: true,
+      postgres_fields_sort_option: nil,
+      strip_whitespace: true
     }
 
     def configure
       yield self
     end
@@ -53,15 +53,15 @@
 
       Constants::SUFFIXES.each do |suffix|
         compound_name = name + suffix
         self.predicates[compound_name] = Predicate.new(
           opts.merge(
-            :name => compound_name,
-            :arel_predicate => arel_predicate_with_suffix(
+            name: compound_name,
+            arel_predicate: arel_predicate_with_suffix(
               opts[:arel_predicate], suffix
               ),
-            :compound => true
+            compound: true
           )
         )
       end if compounds
     end
 
@@ -97,9 +97,22 @@
     #   config.ignore_unknown_conditions = false
     # end
     #
     def ignore_unknown_conditions=(boolean)
       self.options[:ignore_unknown_conditions] = boolean
+    end
+
+    # By default Ransack ignores empty predicates. Ransack can also fallback to
+    # a default predicate by setting it in an initializer file
+    # like `config/initializers/ransack.rb` as follows:
+    #
+    # Ransack.configure do |config|
+    #   # Use the 'eq' predicate if an unknown predicate is passed
+    #   config.default_predicate = 'eq'
+    # end
+    #
+    def default_predicate=(name)
+      self.options[:default_predicate] = name
     end
 
     # By default, Ransack displays sort order indicator arrows with HTML codes:
     #
     #   up_arrow:   '▼'