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-rw-r--r--railties/lib/rails/application/configuration.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/railties/lib/rails/application/configuration.rb b/railties/lib/rails/application/configuration.rb
index 785671f70b..6d68eea220 100644
--- a/railties/lib/rails/application/configuration.rb
+++ b/railties/lib/rails/application/configuration.rb
@@ -44,7 +44,7 @@ module Rails
@railties_order = [:all]
@relative_url_root = ENV["RAILS_RELATIVE_URL_ROOT"]
@reload_classes_only_on_change = true
- @file_watcher = ActiveSupport::FileUpdateChecker
+ @file_watcher = (defined?(Listen) && Listen::Adapter.select()!=Listen::Adapter::Polling)? ActiveSupport::FileEventedUpdateChecker : ActiveSupport::FileUpdateChecker
@exceptions_app = nil
@autoflush_log = true
@log_formatter = ActiveSupport::Logger::SimpleFormatter.new