run_hooks

# File lib/bundler/source/path/installer.rb, line 60
        def run_hooks(type)
          hooks_meth = "#{type}_hooks"
          return unless Gem.respond_to?(hooks_meth)
          Gem.send(hooks_meth).each do |hook|
            result = hook.call(self)
            next unless result == false
            location = " at #{$1}" if hook.inspect =~ /@(.*:\d+)/
            message = "#{type} hook#{location} failed for #{spec.full_name}"
            raise InstallHookError, message
          end
        end