diff options
Diffstat (limited to 'guides')
-rw-r--r-- | guides/source/active_support_core_extensions.md | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/guides/source/active_support_core_extensions.md b/guides/source/active_support_core_extensions.md index 8e2826bb85..6c980fb0e9 100644 --- a/guides/source/active_support_core_extensions.md +++ b/guides/source/active_support_core_extensions.md @@ -925,6 +925,15 @@ The macros `cattr_reader`, `cattr_writer`, and `cattr_accessor` are analogous to ```ruby class MysqlAdapter < AbstractAdapter # Generates class methods to access @@emulate_booleans. + cattr_accessor :emulate_booleans +end +``` + +Also, you can pass a block to `cattr_*` to set up the attribute with a default value: + +```ruby +class MysqlAdapter < AbstractAdapter + # Generates class methods to access @@emulate_booleans with default value of true. cattr_accessor :emulate_booleans, default: true end ``` @@ -941,15 +950,6 @@ end we can access `field_error_proc` in views. -Also, you can pass a block to `cattr_*` to set up the attribute with a default value: - -```ruby -class MysqlAdapter < AbstractAdapter - # Generates class methods to access @@emulate_booleans with default value of true. - cattr_accessor :emulate_booleans, default: true -end -``` - The generation of the reader instance method can be prevented by setting `:instance_reader` to `false` and the generation of the writer instance method can be prevented by setting `:instance_writer` to `false`. Generation of both methods can be prevented by setting `:instance_accessor` to `false`. In all cases, the value must be exactly `false` and not any false value. ```ruby |