diff options
Diffstat (limited to 'activesupport')
| -rw-r--r-- | activesupport/CHANGELOG.md | 13 | ||||
| -rw-r--r-- | activesupport/lib/active_support/evented_file_update_checker.rb | 5 |
2 files changed, 13 insertions, 5 deletions
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md index da81e83a51..8e0e5bb2ef 100644 --- a/activesupport/CHANGELOG.md +++ b/activesupport/CHANGELOG.md @@ -11,13 +11,18 @@ *Michael Grosser* -* Implements an evented file system monitor to asynchronously detect changes - in the application source code, routes, locales, etc. +* Implements an evented file watcher to asynchronously detect changes in the + application source code, routes, locales, etc. - To opt-in load the [listen](https://github.com/guard/listen) gem in `Gemfile`: + This watcher is disabled by default, applications my enable it in the configuration: + + # config/environments/development.rb + config.file_watcher = ActiveSupport::EventedFileUpdateChecker + + This feature depends on the [listen](https://github.com/guard/listen) gem: group :development do - gem 'listen', '~> 3.0.4' + gem 'listen', '~> 3.0.5' end *Puneet Agarwal* and *Xavier Noria* diff --git a/activesupport/lib/active_support/evented_file_update_checker.rb b/activesupport/lib/active_support/evented_file_update_checker.rb index c1c30b1a86..315be85fb3 100644 --- a/activesupport/lib/active_support/evented_file_update_checker.rb +++ b/activesupport/lib/active_support/evented_file_update_checker.rb @@ -1,4 +1,3 @@ -require 'listen' require 'set' require 'pathname' require 'concurrent/atomic/atomic_boolean' @@ -19,6 +18,10 @@ module ActiveSupport @lcsp = @ph.longest_common_subpath(@dirs.keys) if (dtw = directories_to_watch).any? + # Loading listen triggers warnings. These are originated by a legit + # usage of attr_* macros for private attributes, but adds a lot of noise + # to our test suite. Thus, we lazy load it and disable warnings locally. + silence_warnings { require 'listen' } Listen.to(*dtw, &method(:changed)).start end end |