From 2a26656ce6e508e080aaa18922f2a75541f1c96c Mon Sep 17 00:00:00 2001
From: Takeshi KOMIYA <i.tkomiya@gmail.com>
Date: Mon, 1 May 2017 14:40:02 +0900
Subject: [PATCH] Move post-transform manager to registry

---
 sphinx/application.py          |  4 +---
 sphinx/environment/__init__.py |  2 +-
 sphinx/registry.py             | 10 ++++++++++
 3 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/sphinx/application.py b/sphinx/application.py
index fc669d798..ef20e56d8 100644
--- a/sphinx/application.py
+++ b/sphinx/application.py
@@ -120,7 +120,6 @@ class Sphinx(object):
         self.env = None                         # type: BuildEnvironment
         self.registry = SphinxComponentRegistry()
         self.enumerable_nodes = {}              # type: Dict[nodes.Node, Tuple[unicode, Callable]]  # NOQA
-        self.post_transforms = []               # type: List[Transform]
         self.html_themes = {}                   # type: Dict[unicode, unicode]
 
         self.srcdir = srcdir
@@ -600,8 +599,7 @@ class Sphinx(object):
 
     def add_post_transform(self, transform):
         # type: (Type[Transform]) -> None
-        logger.debug('[app] adding post transform: %r', transform)
-        self.post_transforms.append(transform)
+        self.registry.add_post_transform(transform)
 
     def add_javascript(self, filename):
         # type: (unicode) -> None
diff --git a/sphinx/environment/__init__.py b/sphinx/environment/__init__.py
index 5ebf9d4d5..b4c40b608 100644
--- a/sphinx/environment/__init__.py
+++ b/sphinx/environment/__init__.py
@@ -878,7 +878,7 @@ class BuildEnvironment(object):
 
             transformer = SphinxTransformer(doctree)
             transformer.set_environment(self)
-            transformer.add_transforms(self.app.post_transforms)
+            transformer.add_transforms(self.app.registry.get_post_transforms())
             transformer.apply_transforms()
         finally:
             self.temp_data = backup
diff --git a/sphinx/registry.py b/sphinx/registry.py
index 95320db36..6f9bbe4d9 100644
--- a/sphinx/registry.py
+++ b/sphinx/registry.py
@@ -52,6 +52,7 @@ class SphinxComponentRegistry(object):
     def __init__(self):
         self.builders = {}          # type: Dict[unicode, Type[Builder]]
         self.domains = {}           # type: Dict[unicode, Type[Domain]]
+        self.post_transforms = []   # type: List[Type[Transform]]
         self.source_parsers = {}    # type: Dict[unicode, Parser]
         self.source_inputs = {}     # type: Dict[unicode, Input]
         self.translators = {}       # type: Dict[unicode, nodes.NodeVisitor]
@@ -256,6 +257,15 @@ class SphinxComponentRegistry(object):
         # type: () -> List[Type[Transform]]
         return self.transforms
 
+    def add_post_transform(self, transform):
+        # type: (Type[Transform]) -> None
+        logger.debug('[app] adding post transform: %r', transform)
+        self.post_transforms.append(transform)
+
+    def get_post_transforms(self):
+        # type: () -> List[Type[Transform]]
+        return self.post_transforms
+
     def load_extension(self, app, extname):
         # type: (Sphinx, unicode) -> None
         """Load a Sphinx extension."""