diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters/postgresql/oid')
-rw-r--r-- | activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb index 0e9dcd8c0c..87817fe8d1 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb @@ -10,11 +10,33 @@ module ActiveRecord @subtype = subtype end - def type_cast(value) - if ::String === value - ConnectionAdapters::PostgreSQLColumn.string_to_array value, @subtype + def type_cast_from_database(value) + if value.is_a?(::String) + type_cast_array(parse_pg_array(value)) else - value + super + end + end + + # Loads pg_array_parser if available. String parsing can be + # performed quicker by a native extension, which will not create + # a large amount of Ruby objects that will need to be garbage + # collected. pg_array_parser has a C and Java extension + begin + require 'pg_array_parser' + include PgArrayParser + rescue LoadError + require 'active_record/connection_adapters/postgresql/array_parser' + include PostgreSQL::ArrayParser + end + + private + + def type_cast_array(value) + if value.is_a?(::Array) + value.map { |item| type_cast_array(item) } + else + @subtype.type_cast_from_database(value) end end end |