Raise error if argument is provided with `--all-global` flag

This commit raises an error if additional arguments are provided to the
suspend command when the `--all-global` flag is used.

lib/vagrant/errors.rb

@@ -300,6 +300,10 @@ module Vagrant
       error_key(:command_deprecated)
     end
 
+    class CommandSuspendAllArgs < VagrantError
+      error_key(:command_suspend_all_arguments)
+    end
+
     class CommandUnavailable < VagrantError
       error_key(:command_unavailable)
     end

plugins/commands/suspend/command.rb

@@ -24,6 +24,10 @@ module VagrantPlugins
         @logger.debug("'suspend' each target VM...")
         target = []
         if options[:all]
+          if argv.size > 0
+            raise Vagrant::Errors::CommandSuspendAllArgs
+          end
+
           m = @env.machine_index.each { |m| m }
           target = m.keys
         else

templates/locales/en.yml

@@ -727,6 +727,8 @@ en:
       command_deprecated: |-
         The command 'vagrant %{name}' has been deprecated and is no longer functional
         within Vagrant.
+      command_suspend_all_arguments: |-
+        The suspend command with the `--all-global` flag does not take any arguments.
       command_unavailable: |-
         The executable '%{file}' Vagrant is trying to run was not
         found in the PATH variable. This is an error. Please verify

test/unit/plugins/commands/suspend/command_test.rb

@@ -99,5 +99,13 @@ describe VagrantPlugins::CommandSuspend::Command do
 
       expect(subject.execute).to eq(0)
     end
+
+    context "with an argument is used" do
+      let(:argv){ ["machine", "--all-global"] }
+
+      it "errors out" do
+        expect{subject.execute}.to raise_error(Vagrant::Errors::CommandSuspendAllArgs)
+      end
+    end
   end
 end