Depend on a newer proto-lens and remove orphan Ord instances. (#146)

proto-lens-0.2.2.0 generates Ord instances for all message types,
so we can remove the orphan instances we previously added.

Dependends on proto-lens-protoc-0.2.2.1 or newer due to google/proto-lens#113.

stack.yaml

@@ -16,11 +16,11 @@ packages:
 extra-deps:
 - snappy-framing-0.1.1
 - snappy-0.2.0.2
-- proto-lens-protobuf-types-0.2.1.0
-# TODO: Remove these once the new versions are in lts-8.
-- proto-lens-0.2.1.0
-- proto-lens-descriptors-0.2.1.0
-- proto-lens-protoc-0.2.1.0
+# TODO: Remove these once the new versions are in lts-9.
+- proto-lens-protobuf-types-0.2.2.0
+- proto-lens-0.2.2.0
+- proto-lens-descriptors-0.2.2.0
+- proto-lens-protoc-0.2.2.1
 
 # For Mac OS X, whose linker doesn't use this path by default
 # unless you run `xcode-select --install`.

tensorflow-proto/tensorflow-proto.cabal

@@ -56,8 +56,8 @@ library
                      , Proto.Tensorflow.Core.Util.MemmappedFileSystem
                      , Proto.Tensorflow.Core.Util.SavedTensorSlice
                      , Proto.Tensorflow.Core.Util.TestLog
-  build-depends:  proto-lens == 0.2.*
-                , proto-lens-protoc >= 0.2.1 && < 0.3
+  build-depends:  proto-lens >= 0.2.2 && < 0.3
+                , proto-lens-protoc >= 0.2.2.1 && < 0.3
                 , proto-lens-protobuf-types == 0.2.*
                 , base >= 4.7 && < 5
   default-language:    Haskell2010

tensorflow/src/TensorFlow/Build.hs

@@ -91,7 +91,6 @@ import Proto.Tensorflow.Core.Framework.NodeDef
     , op
     )
 
-import TensorFlow.Orphans ()
 import TensorFlow.Output
 
 newtype Unique = Unique Int

tensorflow/src/TensorFlow/Orphans.hs

@@ -1,46 +0,0 @@
--- Copyright 2016 TensorFlow authors.
---
--- Licensed under the Apache License, Version 2.0 (the "License");
--- you may not use this file except in compliance with the License.
--- You may obtain a copy of the License at
---
---     http://www.apache.org/licenses/LICENSE-2.0
---
--- Unless required by applicable law or agreed to in writing, software
--- distributed under the License is distributed on an "AS IS" BASIS,
--- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
--- See the License for the specific language governing permissions and
--- limitations under the License.
-
-
-{-# LANGUAGE StandaloneDeriving #-}
-{-# OPTIONS_GHC -fno-warn-orphans #-}
--- Orphan instances for certain proto messages/enums, used internally.
--- TODO(judahjacobson): consider making proto-lens generate some or all of
--- these automatically; or, alternately, make new Haskell datatypes.
-module TensorFlow.Orphans() where
-
-import Proto.Tensorflow.Core.Framework.AttrValue
-    ( AttrValue(..)
-    , AttrValue'ListValue(..)
-    , NameAttrList(..)
-    )
-import Proto.Tensorflow.Core.Framework.NodeDef
-    ( NodeDef(..))
-import Proto.Tensorflow.Core.Framework.ResourceHandle
-    ( ResourceHandle(..))
-import Proto.Tensorflow.Core.Framework.Tensor
-    (TensorProto(..))
-import Proto.Tensorflow.Core.Framework.TensorShape
-    (TensorShapeProto(..), TensorShapeProto'Dim(..))
-import Proto.Tensorflow.Core.Framework.Types (DataType(..))
-
-deriving instance Ord AttrValue
-deriving instance Ord AttrValue'ListValue
-deriving instance Ord DataType
-deriving instance Ord NameAttrList
-deriving instance Ord NodeDef
-deriving instance Ord ResourceHandle
-deriving instance Ord TensorProto
-deriving instance Ord TensorShapeProto
-deriving instance Ord TensorShapeProto'Dim

tensorflow/src/TensorFlow/Output.hs

@@ -44,7 +44,6 @@ import Lens.Family2.Unchecked (lens)
 import Proto.Tensorflow.Core.Framework.AttrValue (AttrValue(..))
 import Data.Default (def)
 import TensorFlow.Types (Attribute, attrLens)
-import TensorFlow.Orphans ()
 
 -- | A type of graph node which has no outputs. These nodes are
 -- valuable for causing side effects when they are run.

tensorflow/tensorflow.cabal

@@ -35,11 +35,8 @@ library
                   , TensorFlow.Tensor
                   , TensorFlow.Types
   other-modules:    TensorFlow.Internal.Raw
-                  , TensorFlow.Orphans
   build-tools:      c2hs
   build-depends:  proto-lens == 0.2.*
-                -- Used by the custom Setup script (for the test-suite).
-                , proto-lens-protoc == 0.2.*
                 , tensorflow-proto == 0.1.*
                 , base >= 4.7 && < 5
                 , async