Ensure guest name is a string

lib/vagrant/machine.rb

@@ -160,7 +160,7 @@ module Vagrant
     #   as extra data set on the environment hash for the middleware
     #   runner.
     def action(name, opts=nil)
-      @triggers.fire_before_triggers(name, @name)
+      @triggers.fire_before_triggers(name, @name.to_s)
       @logger.info("Calling action: #{name} on provider #{@provider}")
 
       opts ||= {}
@@ -206,7 +206,7 @@ module Vagrant
         action_result
       end
 
-      @triggers.fire_after_triggers(name, @name)
+      @triggers.fire_after_triggers(name, @name.to_s)
     rescue Errors::EnvironmentLockedError
       raise Errors::MachineActionLockedError,
         action: name,

lib/vagrant/plugin/v2/trigger.rb

@@ -71,6 +71,8 @@ module Vagrant
         # @param [Array] triggers An array of triggers to be filtered
         # @return [Array] The filtered array of triggers
         def filter_triggers(triggers, guest_name)
+          binding.pry
+          # look for only_on triggers and if it doesn't match guest name, throw it away
           return triggers
         end