Terraform 0.12 (#20)

* Terraform 0.12

demo-16/elb.tf

@@ -1,25 +1,25 @@
 resource "aws_elb" "my-elb" {
-  name = "my-elb"
-  subnets = ["${aws_subnet.main-public-1.id}", "${aws_subnet.main-public-2.id}"]
-  security_groups = ["${aws_security_group.elb-securitygroup.id}"]
- listener {
-    instance_port = 80
+  name            = "my-elb"
+  subnets         = [aws_subnet.main-public-1.id, aws_subnet.main-public-2.id]
+  security_groups = [aws_security_group.elb-securitygroup.id]
+  listener {
+    instance_port     = 80
     instance_protocol = "http"
-    lb_port = 80
-    lb_protocol = "http"
+    lb_port           = 80
+    lb_protocol       = "http"
   }
   health_check {
-    healthy_threshold = 2
+    healthy_threshold   = 2
     unhealthy_threshold = 2
-    timeout = 3
-    target = "HTTP:80/"
-    interval = 30
+    timeout             = 3
+    target              = "HTTP:80/"
+    interval            = 30
   }
 
-  cross_zone_load_balancing = true
-  connection_draining = true
+  cross_zone_load_balancing   = true
+  connection_draining         = true
   connection_draining_timeout = 400
-  tags {
+  tags = {
     Name = "my-elb"
   }
 }