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authorKarel Kočí <cynerd@email.cz>2016-06-30 16:03:25 +0200
committerKarel Kočí <cynerd@email.cz>2016-06-30 16:03:25 +0200
commite573b3020c032400eed60b649a2cbf55266e6bb0 (patch)
tree8f572394ac8433529c7a8e70d160a2fbe8268b4e /vim/bundle/YouCompleteMe/python/ycm/omni_completer.py
parentb8c667bd64b3edd38d56c63c5bd1db53a23b4499 (diff)
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Diffstat (limited to 'vim/bundle/YouCompleteMe/python/ycm/omni_completer.py')
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diff --git a/vim/bundle/YouCompleteMe/python/ycm/omni_completer.py b/vim/bundle/YouCompleteMe/python/ycm/omni_completer.py
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+# Copyright (C) 2011, 2012, 2013 Google Inc.
+#
+# This file is part of YouCompleteMe.
+#
+# YouCompleteMe is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# YouCompleteMe is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with YouCompleteMe. If not, see <http://www.gnu.org/licenses/>.
+
+from __future__ import unicode_literals
+from __future__ import print_function
+from __future__ import division
+from __future__ import absolute_import
+from future import standard_library
+standard_library.install_aliases()
+from builtins import * # noqa
+
+import vim
+from ycm import vimsupport
+from ycmd import utils
+from ycmd.responses import ServerError
+from ycmd.completers.completer import Completer
+from ycm.client.base_request import BaseRequest, HandleServerException
+
+OMNIFUNC_RETURNED_BAD_VALUE = 'Omnifunc returned bad value to YCM!'
+OMNIFUNC_NOT_LIST = ( 'Omnifunc did not return a list or a dict with a "words" '
+ ' list when expected.' )
+
+
+class OmniCompleter( Completer ):
+ def __init__( self, user_options ):
+ super( OmniCompleter, self ).__init__( user_options )
+ self._omnifunc = None
+
+
+ def SupportedFiletypes( self ):
+ return []
+
+
+ def ShouldUseCache( self ):
+ return bool( self.user_options[ 'cache_omnifunc' ] )
+
+
+ def ShouldUseNow( self, request_data ):
+ if not self._omnifunc:
+ return False
+
+ if self.ShouldUseCache():
+ return super( OmniCompleter, self ).ShouldUseNow( request_data )
+ return self.ShouldUseNowInner( request_data )
+
+
+ def ShouldUseNowInner( self, request_data ):
+ if not self._omnifunc:
+ return False
+ return super( OmniCompleter, self ).ShouldUseNowInner( request_data )
+
+
+ def ComputeCandidates( self, request_data ):
+ if self.ShouldUseCache():
+ return super( OmniCompleter, self ).ComputeCandidates( request_data )
+ else:
+ if self.ShouldUseNowInner( request_data ):
+ return self.ComputeCandidatesInner( request_data )
+ return []
+
+
+ def ComputeCandidatesInner( self, request_data ):
+ if not self._omnifunc:
+ return []
+
+ try:
+ return_value = int( vim.eval( self._omnifunc + '(1,"")' ) )
+ if return_value < 0:
+ # FIXME: Technically, if the return is -1 we should raise an error
+ return []
+
+ omnifunc_call = [ self._omnifunc,
+ "(0,'",
+ vimsupport.EscapeForVim( request_data[ 'query' ] ),
+ "')" ]
+
+ items = vim.eval( ''.join( omnifunc_call ) )
+
+ if isinstance( items, dict ) and 'words' in items:
+ items = items[ 'words' ]
+
+ if not hasattr( items, '__iter__' ):
+ raise TypeError( OMNIFUNC_NOT_LIST )
+
+ return list( filter( bool, items ) )
+
+ except ( TypeError, ValueError, vim.error ) as error:
+ vimsupport.PostVimMessage(
+ OMNIFUNC_RETURNED_BAD_VALUE + ' ' + str( error ) )
+ return []
+
+
+ def OnFileReadyToParse( self, request_data ):
+ self._omnifunc = utils.ToUnicode( vim.eval( '&omnifunc' ) )
+
+
+ def FilterAndSortCandidatesInner( self, candidates, sort_property, query ):
+ request_data = {
+ 'candidates': candidates,
+ 'sort_property': sort_property,
+ 'query': query
+ }
+
+ try:
+ return BaseRequest.PostDataToHandler( request_data,
+ 'filter_and_sort_candidates' )
+ except ServerError as e:
+ HandleServerException( e )
+ return candidates