Terraform Output Bug

output.log

heroku_app.default: Creating...
  all_config_vars.#: "" => "<computed>"
  git_url:           "" => "<computed>"
  heroku_hostname:   "" => "<computed>"
  name:              "" => "terraform-output-bug"
  region:            "" => "us"
  stack:             "" => "<computed>"
  web_url:           "" => "<computed>"
heroku_app.default: Creation complete

Apply complete! Resources: 1 added, 0 changed, 0 destroyed.

The state of your infrastructure has been saved to the path
below. This state is required to modify and destroy your
infrastructure, so keep it safe. To inspect the complete state
use the `terraform show` command.

State path: terraform.tfstate

Outputs:

  name = terraform-output-bug

terraform.tf

output "name" { value = "${heroku_app.default.name}" }
output "whoops" { value = "${heroku_app.default.whoops}" }

resource "heroku_app" "default" {
  name = "terraform-output-bug"
  region = "us"
}