support async command and eval

Author: bfredl

neovim/api/nvim.py

@@ -112,17 +112,17 @@ def unsubscribe(self, event):
         """Unsubscribe to a Nvim event."""
         return self._session.request('vim_unsubscribe', event)
 
-    def command(self, string):
+    def command(self, string, async=False):
         """Execute a single ex command."""
-        return self._session.request('vim_command', string)
+        return self._session.request('vim_command', string, async=async)
 
     def command_output(self, string):
         """Execute a single ex command and return the output."""
         return self._session.request('vim_command_output', string)
 
-    def eval(self, string):
+    def eval(self, string, async=False):
         """Evaluate a vimscript expression."""
-        return self._session.request('vim_eval', string)
+        return self._session.request('vim_eval', string, async=async)
 
     def strwidth(self, string):
         """Return the number of display cells `string` occupies.

test/test_client_rpc.py

@@ -42,9 +42,8 @@ def request_cb(name, args):
         vim.vars['result'] = 17
         vim.session.stop()
 
-    cmd = 'call rpcrequest(%d, "test-event")' % vim.channel_id
     # this would have dead-locked if not async
-    vim.session.request('vim_command', cmd, async=True)
+    vim.eval('rpcrequest(%d, "test-event")' % vim.channel_id, async=True)
     vim.session.run(request_cb, None, None)
     eq(vim.vars['result'], 17)
 

test/test_events.py

@@ -19,15 +19,15 @@ def test_receiving_events():
 @with_setup(setup=cleanup)
 def test_sending_notify():
     # notify after notify
-    vim.session.request('vim_command', "let g:test = 3", async=True)
+    vim.command("let g:test = 3", async=True)
     cmd = 'call rpcnotify(%d, "test-event", g:test)' % vim.channel_id
-    vim.session.request('vim_command', cmd, async=True)
+    vim.command(cmd, async=True)
     event = vim.session.next_message()
     eq(event[1], 'test-event')
     eq(event[2], [3])
 
     # request after notify
-    vim.session.request('vim_command', "let g:data = 'xyz'", async=True)
+    vim.command("let g:data = 'xyz'", async=True)
     eq(vim.eval('g:data'), 'xyz')