Use Ruby 1.9+ syntax for hash literals

Author: Janusz Mordarski

lib/active_record/connection_adapters/mysql2spatial_adapter/column_methods.rb

@@ -3,7 +3,7 @@ module ConnectionAdapters
     module Mysql2SpatialAdapter
       module ColumnMethods
         def spatial(name, options = {})
-          raise "You must set a type. For example: 't.spatial type: :point'" unless options[:limit][:type]
+          raise "You must set a type. For example: 't.spatial limit: { type: 'point' }'" unless options[:limit][:type]
           column(name, options[:limit][:type], options)
         end
 

lib/active_record/connection_adapters/mysql2spatial_adapter/main_adapter.rb

@@ -46,7 +46,7 @@ module Mysql2SpatialAdapter
       class MainAdapter < ConnectionAdapters::Mysql2Adapter
 
 
-        NATIVE_DATABASE_TYPES = Mysql2Adapter::NATIVE_DATABASE_TYPES.merge(:spatial => {:name => "geometry"})
+        NATIVE_DATABASE_TYPES = Mysql2Adapter::NATIVE_DATABASE_TYPES.merge(spatial: { name: 'geometry' })
 
 
         def initialize(*args_)

lib/active_record/connection_adapters/mysql2spatial_adapter/spatial_column.rb

@@ -60,7 +60,7 @@ def initialize(factory_settings_, table_name_, name_, default_, sql_type_=nil, n
           super(name_, default_,sql_type_, null_)
           @geometric_type = ::RGeo::ActiveRecord.geometric_type_from_name(sql_type_)
           if type == :spatial
-            @limit = {:type => @geometric_type.type_name.underscore}
+            @limit = { type: @geometric_type.type_name.underscore }
           end
           FACTORY_SETTINGS_CACHE[factory_settings_.object_id] = factory_settings_
         end