End of Life Ruby 3.0 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

class method

Gem.done_installing

done_installing(&hook)

# File tmp/rubies/ruby-3.0.5/lib/rubygems.rb, line 709
def self.done_installing(&hook)
  @done_installing_hooks << hook
end

Adds a post-installs hook that will be passed a Gem::DependencyInstaller and a list of installed specifications when Gem::DependencyInstaller#install is complete

See also .dir .ensure_default_gem_subdirectories .deflate .ensure_gem_subdirectories also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.1