v5.2
v7.2 v7.1 v7.0 v6.1 v6.0 v5.2
GitHub

Required Files
Namespace
- Module
- Class

Ruby on Rails 5.2.8

previewer.rb

activestorage/lib/active_storage/previewer.rb on GitHub

Required Files

active_storage/downloading

Namespace

Module

ActiveStorage
ActiveSupport

Class

ActiveStorage::Previewer