diff options
Diffstat (limited to 'activesupport/CHANGELOG.md')
| -rw-r--r-- | activesupport/CHANGELOG.md | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md index 69413fef47..309d842da1 100644 --- a/activesupport/CHANGELOG.md +++ b/activesupport/CHANGELOG.md @@ -277,20 +277,17 @@ The preferred method to halt a callback chain from now on is to explicitly `throw(:abort)`. - In the past, returning `false` in an ActiveSupport callback had the side - effect of halting the callback chain. This is not recommended anymore and, - depending on the value of - `Callbacks::CallbackChain.halt_and_display_warning_on_return_false`, will - either not work at all or display a deprecation warning. + In the past, callbacks could only be halted by explicitly providing a + terminator and by having a callback match the conditions of the terminator. * Add `Callbacks::CallbackChain.halt_and_display_warning_on_return_false` Setting `Callbacks::CallbackChain.halt_and_display_warning_on_return_false` - to `true` will let an app support the deprecated way of halting callback - chains by returning `false`. + to `true` will let an app support the deprecated way of halting Active Record, + Active Model and Active Model validations callback chains by returning `false`. Setting the value to `false` will tell the app to ignore any `false` value - returned by callbacks, and only halt the chain upon `throw(:abort)`. + returned by those callbacks, and only halt the chain upon `throw(:abort)`. The value can also be set with the Rails configuration option `config.active_support.halt_callback_chains_on_return_false`. @@ -300,7 +297,7 @@ For new Rails 5.0 apps, its value is set to `false` in an initializer, so these apps will support the new behavior by default. - *claudiob* + *claudiob*, *Roque Pinel* * Changes arguments and default value of CallbackChain's `:terminator` option |