From c66c71e73d18fb080a3d969d8e73b74ee11e18ef Mon Sep 17 00:00:00 2001
From: Daniel Hahler <git@thequod.de>
Date: Sat, 14 Jul 2018 20:52:21 +0200
Subject: [PATCH] Add RemoteApi.__dir__ with info from nvim_get_api_info

---
 neovim/api/common.py | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/neovim/api/common.py b/neovim/api/common.py
index 5bb09df6..2d0bf995 100644
--- a/neovim/api/common.py
+++ b/neovim/api/common.py
@@ -60,10 +60,26 @@ def __init__(self, obj, api_prefix):
         self._obj = obj
         self._api_prefix = api_prefix
 
+        self._api_names = None
+
     def __getattr__(self, name):
         """Return wrapper to named api method."""
         return functools.partial(self._obj.request, self._api_prefix + name)
 
+    def __dir__(self):
+        """Return info via nvim_get_api_info.
+
+        This can be used for introspection, and especially completion.
+        """
+        if self._api_names is None:
+            api_info = self._obj.request('nvim_get_api_info')
+            start = len(self._api_prefix)
+            self._api_names = [
+                x['name'][start:] for x in api_info[1]['functions']
+                if x['name'].startswith(self._api_prefix)
+            ]
+        return super(RemoteApi, self).__dir__() + self._api_names
+
 
 class RemoteMap(object):