It can't. Can you make a feature request on github? -- This mailing list is governed under the HashiCorp Community Guidelines - https://www.hashicorp.com/community-guidelines.html. Behavior in violation of those guidelines may result in your removal from this mailing list.
GitHub Issues: https://github.com/mitchellh/packer/issues IRC: #packer-tool on Freenode --- You received this message because you are subscribed to the Google Groups "Packer" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/packer-tool/CAGPV1urq_HL1-7QS46YMd7QW7Z73OO3kMcuzi%2BMBp2L7wJ6epQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
