terraform_intrinsic_functions.rb in convection-2.2.3

- old
+ new
@@ -1,80 +1,100 @@
-require 'active_support/core_ext/string/inflections'
-
 module Convection
   module DSL
+    # AWS psuedo-functions overridden to be terraform compatible, sort of!
     module TerraformIntrinsicFunctions
+      # Lazily require inflections so loaded when invoking terraform-export.
+      require 'active_support/core_ext/string/inflections'
+
+      def self.extended(base)
+        return base.include(self) if base.is_a?(Class) || base.is_a?(Module)
+
+        super
+      end
+
+      def self.overload(objects)
+        mod = self
+        objects.each { |o| o.extend(mod) }
+      end
+
       def base64(_content)
         %q(base64(#{content.to_json}))
       end
 
       def fn_and(*)
-        warn "WARNING: Condition functions cannot be inferred when migrating to terraform. Please set count on migrated resources manually. #{self.class}(#{name})"
+        warn "WARNING: Condition functions cannot be inferred when migrating to terraform. Please set count on migrated resources manually. #{self.class}(#{terraform_name})"
         '${todo.fn_and.ATTRIBUTE.set_in_count}'
       end
 
       def fn_equals(*)
-        warn "WARNING: Condition functions cannot be inferred when migrating to terraform. Please set count on migrated resources manually. #{self.class}(#{name})"
+        warn "WARNING: Condition functions cannot be inferred when migrating to terraform. Please set count on migrated resources manually. #{self.class}(#{terraform_name})"
         '${todo.fn_equals.ATTRIBUTE.set_in_count}'
       end
 
       def fn_if(*)
-        warn "WARNING: Condition functions cannot be inferred when migrating to terraform. Please set count on migrated resources manually. #{self.class}(#{name})"
+        warn "WARNING: Condition functions cannot be inferred when migrating to terraform. Please set count on migrated resources manually. #{self.class}(#{terraform_name})"
         '${todo.fn_if.ATTRIBUTE.set_in_count}'
       end
 
       def fn_import_value(*)
-        warn "WARNING: Fn::ImportValue cannot be inferred when migrated to terraform. Please pull in this input through a variable or local value in your configuration. #{self.class}(#{name})"
+        warn "WARNING: Fn::ImportValue cannot be inferred when migrated to terraform. Please pull in this input through a variable or local value in your configuration. #{self.class}(#{terraform_name})"
         '${todo.fn_import_value.ATTRIBUTE}'
       end
 
       def fn_not(*)
-        warn "WARNING: Condition functions cannot be inferred when migrating to terraform. Please set count on migrated resources manually. #{self.class}(#{name})"
+        warn "WARNING: Condition functions cannot be inferred when migrating to terraform. Please set count on migrated resources manually. #{self.class}(#{terraform_name})"
         '${todo.fn_not.ATTRIBUTE.set_in_count}'
       end
 
       def fn_or(*)
-        warn "WARNING: Condition functions cannot be inferred when migrating to terraform. Please set count on migrated resources manually. #{self.class}(#{name})"
+        warn "WARNING: Condition functions cannot be inferred when migrating to terraform. Please set count on migrated resources manually. #{self.class}(#{terraform_name})"
         '${todo.fn_or.ATTRIBUTE.set_in_count}'
       end
 
       def fn_sub(*)
-        warn "WARNING: Fn::Sub cannot be inferred when migrating to terraform. Please use ${replace(str, search, replace)} instead. #{self.class}(#{name})"
+        warn "WARNING: Fn::Sub cannot be inferred when migrating to terraform. Please use ${replace(str, search, replace)} instead. #{self.class}(#{terraform_name})"
         '${replace(todo.fn_sub.STRING, todo.fn_sub.SEARCH, todo.fn_sub.REPLACE)}'
       end
 
       def find_in_map(*)
-        warn "WARNING: Fn::FindInMap cannot be inferred when migrating to terraform. Please consult with the interpolation syntax terraform docs #{self.class}(#{name})"
+        warn "WARNING: Fn::FindInMap cannot be inferred when migrating to terraform. Please consult with the interpolation syntax terraform docs #{self.class}(#{terraform_name})"
         '${lookup(lookup(YOUR_MAP, YOUR_TOP_LEVEL_KEY), YOUR_NESTED_KEY)}'
       end
 
       def get_att(resource_name, attr_name)
         interpolation_string = "${#{terraform_resource_type(resource_name)}.#{terraform_resource_name(resource_name)}.#{attr_name.underscore}}"
-        warn "WARNING: Inferring you want to use #{interpolation_string} in place of Fn::GetAtt. Please consult with the interpolation syntax terraform docs and docs for this resource type in terraform to verify compatablity. #{self.class}(#{name})"
+        warn "WARNING: Inferring you want to use #{interpolation_string} in place of Fn::GetAtt. Please consult with the interpolation syntax terraform docs and docs for this resource type in terraform to verify compatablity. #{self.class}(#{terraform_name})"
         interpolation_string
       end
 
       def get_azs(*)
-        warn "WARNING: Inferring you want to use ${var.availability_zones} instead of Fn::GetAZs. Please consult with the interpolation syntax terraform docs to verify compatablity. Additionally you should attempt to use variables in place of a literal list. #{self.class}(#{name})"
+        warn "WARNING: Inferring you want to use ${var.availability_zones} instead of Fn::GetAZs. Please consult with the interpolation syntax terraform docs to verify compatablity. Additionally you should attempt to use variables in place of a literal list. #{self.class}(#{terraform_name})"
         '${var.availability_zones}'
       end
 
       def join(delimiter, *values)
         interpolation_string = "${join(\"#{delimiter}\", list(#{values.map { |o| "\"#{o}\"" }.join(', ')}))"
-        warn "WARNING: Inferring you want to use #{interpolation_string} in place of Fn::Join. Please consult with the interpolation syntax terraform docs to verify compatablity. Additionally you should attempt to use variables in place of a literal list. #{self.class}(#{name})"
+        warn "WARNING: Inferring you want to use #{interpolation_string} in place of Fn::Join. Please consult with the interpolation syntax terraform docs to verify compatablity. Additionally you should attempt to use variables in place of a literal list. #{self.class}(#{terraform_name})"
         interpolation_string
       end
 
       def select(index, *objects)
         interpolation_string = "${element(list(#{objects.map { |o| "\"#{o}\"" }.join(', ')}), #{index})"
-        warn "WARNING: Inferring you want to use #{interpolation_string} in place of Fn::Select. Please consult with the interpolation syntax terraform docs to verify compatablity. Additionally you should attempt to use variables in place of a literal list. #{self.class}(#{name})"
+        warn "WARNING: Inferring you want to use #{interpolation_string} in place of Fn::Select. Please consult with the interpolation syntax terraform docs to verify compatablity. Additionally you should attempt to use variables in place of a literal list. #{self.class}(#{terraform_name})"
         interpolation_string
       end
 
       def fn_ref(resource_name)
         interpolation_string = "${#{terraform_resource_type(resource_name)}.#{terraform_resource_name(resource_name)}.id}"
-        warn "WARNING: Inferring you want to use #{interpolation_string} in place of Fn::Ref. Please consult with the interpolation syntax terraform docs and docs for this resource type in terraform to verify compatablity. #{self.class}(#{name})"
+        warn "WARNING: Inferring you want to use #{interpolation_string} in place of Fn::Ref. Please consult with the interpolation syntax terraform docs and docs for this resource type in terraform to verify compatablity. #{self.class}(#{terraform_name})"
         interpolation_string
+      end
+
+      def terraform_name
+        return name if respond_to?(:name)
+        return sid if respond_to?(:sid)
+
+        object_id
       end
 
       def terraform_resource_name(resource_name)
         resource_name.underscore
       end