v1.5.7/internal/terraform/testdata/apply-ref-existing/main.tf - terraform - Git at Google

 resource "aws_instance" "foo" {
   foo = "bar"
 }

 module "child" {
   source = "./child"

   var = "${aws_instance.foo.foo}"
 }
	resource "aws_instance" "foo" {
	foo = "bar"
	}

	module "child" {
	source = "./child"

	var = "${aws_instance.foo.foo}"
	}