method

pre_install

v2_6_3 - Show latest stable - Class: Gem

pre_install(&hook)

public

Adds a pre-install hook that will be passed an Gem::Installer instance when Gem::Installer#install is called. If the hook returns false then the install will be aborted.

# File lib/rubygems.rb, line 808
  def self.pre_install(&hook)
    @pre_install_hooks << hook
  end