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class method

Gem.pre_uninstall

() { (::Gem::Uninstaller) -> untyped } -> ::Array[::Proc]

pre_uninstall(&hook)

# File tmp/rubies/ruby-4.1.0-preview1/lib/rubygems.rb, line 821
def self.pre_uninstall(&hook)
  @pre_uninstall_hooks << hook
end

Adds a pre-uninstall hook that will be passed an Gem::Uninstaller instance and the spec that will be uninstalled when Gem::Uninstaller#uninstall is called

See also .pre_reset .rdoc_hooks_defined_via_plugin? .pre_install .read_binary also in 4.0 · 3.4 · 3.3 · 3.2 · 3.1 · 3.0