272 lines
9.4 KiB
Python
272 lines
9.4 KiB
Python
#!/usr/bin/env python
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#
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# Copyright (C) 2011, 2012 Strahinja Val Markovic <val@markovic.io>
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#
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# This file is part of YouCompleteMe.
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#
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# YouCompleteMe is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# YouCompleteMe is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with YouCompleteMe. If not, see <http://www.gnu.org/licenses/>.
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import os
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import vim
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import subprocess
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import tempfile
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import json
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from ycm import vimsupport
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from ycm import utils
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from ycm.completers.all.omni_completer import OmniCompleter
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from ycm.completers.general import syntax_parse
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from ycm.client.base_request import BaseRequest, BuildRequestData
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from ycm.client.command_request import SendCommandRequest
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from ycm.client.completion_request import CompletionRequest
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from ycm.client.event_notification import ( SendEventNotificationAsync,
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EventNotification )
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try:
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from UltiSnips import UltiSnips_Manager
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USE_ULTISNIPS_DATA = True
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except ImportError:
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USE_ULTISNIPS_DATA = False
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SERVER_PORT_RANGE_START = 10000
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class YouCompleteMe( object ):
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def __init__( self, user_options ):
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self._user_options = user_options
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self._omnicomp = OmniCompleter( user_options )
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self._latest_completion_request = None
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self._latest_file_parse_request = None
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self._server_stdout = None
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self._server_stderr = None
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self._server_popen = None
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self._filetypes_with_keywords_loaded = set()
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self._temp_options_filename = None
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self._SetupServer()
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def _SetupServer( self ):
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server_port = SERVER_PORT_RANGE_START + os.getpid()
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with tempfile.NamedTemporaryFile( delete = False ) as options_file:
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self._temp_options_filename = options_file.name
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json.dump( dict( self._user_options ), options_file )
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command = ''.join( [ 'python ',
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_PathToServerScript(),
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' --port=',
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str( server_port ),
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' --options_file=',
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options_file.name,
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' --log=',
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self._user_options[ 'server_log_level' ] ] )
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BaseRequest.server_location = 'http://localhost:' + str( server_port )
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if self._user_options[ 'server_use_vim_stdout' ]:
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self._server_popen = subprocess.Popen( command, shell = True )
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else:
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filename_format = os.path.join( utils.PathToTempDir(),
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'server_{port}_{std}.log' )
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self._server_stdout = filename_format.format( port = server_port,
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std = 'stdout' )
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self._server_stderr = filename_format.format( port = server_port,
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std = 'stderr' )
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with open( self._server_stderr, 'w' ) as fstderr:
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with open( self._server_stdout, 'w' ) as fstdout:
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self._server_popen = subprocess.Popen( command,
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stdout = fstdout,
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stderr = fstderr,
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shell = True )
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def CreateCompletionRequest( self ):
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# We have to store a reference to the newly created CompletionRequest
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# because VimScript can't store a reference to a Python object across
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# function calls... Thus we need to keep this request somewhere.
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self._latest_completion_request = CompletionRequest()
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return self._latest_completion_request
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def SendCommandRequest( self, arguments, completer ):
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return SendCommandRequest( arguments, completer )
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def GetDefinedSubcommands( self ):
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return BaseRequest.PostDataToHandler( BuildRequestData(),
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'defined_subcommands' )
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def GetCurrentCompletionRequest( self ):
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return self._latest_completion_request
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def GetOmniCompleter( self ):
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return self._omnicomp
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def NativeFiletypeCompletionAvailable( self ):
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try:
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return _NativeFiletypeCompletionAvailableForFile(
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vimsupport.GetCurrentBufferFilepath() )
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except:
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return False
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# TODO: This may not be needed at all when the server is ready. Evaluate this
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# later.
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# def FiletypeCompletionAvailable( self ):
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# return bool( self.GetFiletypeCompleter() )
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def NativeFiletypeCompletionUsable( self ):
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return ( self.CurrentFiletypeCompletionEnabled() and
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self.NativeFiletypeCompletionAvailable() )
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# TODO: This may not be needed at all when the server is ready. Evaluate this
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# later.
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# def FiletypeCompletionUsable( self ):
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# return ( self.CurrentFiletypeCompletionEnabled() and
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# self.FiletypeCompletionAvailable() )
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def OnFileReadyToParse( self ):
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extra_data = {}
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if self._user_options[ 'collect_identifiers_from_tags_files' ]:
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extra_data[ 'tag_files' ] = _GetTagFiles()
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if self._user_options[ 'seed_identifiers_with_syntax' ]:
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self._AddSyntaxDataIfNeeded( extra_data )
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self._latest_file_parse_request = EventNotification( 'FileReadyToParse',
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extra_data )
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self._latest_file_parse_request.Start()
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def OnBufferUnload( self, deleted_buffer_file ):
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SendEventNotificationAsync( 'BufferUnload',
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{ 'unloaded_buffer': deleted_buffer_file } )
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def OnBufferVisit( self ):
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extra_data = {}
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_AddUltiSnipsDataIfNeeded( extra_data )
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SendEventNotificationAsync( 'BufferVisit', extra_data )
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def OnInsertLeave( self ):
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SendEventNotificationAsync( 'InsertLeave' )
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def OnVimLeave( self ):
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# TODO: There should be a faster way of shutting down the server
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self._server_popen.terminate()
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os.remove( self._temp_options_filename )
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def OnCurrentIdentifierFinished( self ):
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SendEventNotificationAsync( 'CurrentIdentifierFinished' )
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def DiagnosticsForCurrentFileReady( self ):
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return bool( self._latest_file_parse_request and
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self._latest_file_parse_request.Done() )
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def GetDiagnosticsFromStoredRequest( self ):
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if self._latest_file_parse_request:
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to_return = self._latest_file_parse_request.Response()
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# We set the diagnostics request to None because we want to prevent
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# Syntastic from repeatedly refreshing the buffer with the same diags.
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# Setting this to None makes DiagnosticsForCurrentFileReady return False
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# until the next request is created.
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self._latest_file_parse_request = None
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return to_return
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return []
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def ShowDetailedDiagnostic( self ):
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debug_info = BaseRequest.PostDataToHandler( BuildRequestData(),
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'detailed_diagnostic' )
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if 'message' in debug_info:
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vimsupport.EchoText( debug_info[ 'message' ] )
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def DebugInfo( self ):
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debug_info = BaseRequest.PostDataToHandler( BuildRequestData(),
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'debug_info' )
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debug_info += '\nServer running at: {0}'.format(
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BaseRequest.server_location )
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if self._server_stderr or self._server_stdout:
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debug_info += '\nServer logfiles:\n {0}\n {1}'.format(
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self._server_stdout,
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self._server_stderr )
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return debug_info
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def CurrentFiletypeCompletionEnabled( self ):
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filetypes = vimsupport.CurrentFiletypes()
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filetype_to_disable = self._user_options[
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'filetype_specific_completion_to_disable' ]
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return not all([ x in filetype_to_disable for x in filetypes ])
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def _AddSyntaxDataIfNeeded( self, extra_data ):
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filetype = vimsupport.CurrentFiletypes()[ 0 ]
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if filetype in self._filetypes_with_keywords_loaded:
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return
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self._filetypes_with_keywords_loaded.add( filetype )
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extra_data[ 'syntax_keywords' ] = list(
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syntax_parse.SyntaxKeywordsForCurrentBuffer() )
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def _GetTagFiles():
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tag_files = vim.eval( 'tagfiles()' )
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current_working_directory = os.getcwd()
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return [ os.path.join( current_working_directory, x ) for x in tag_files ]
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def _PathToServerScript():
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dir_of_current_script = os.path.dirname( os.path.abspath( __file__ ) )
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return os.path.join( dir_of_current_script, 'server/ycmd.py' )
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def _AddUltiSnipsDataIfNeeded( extra_data ):
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if not USE_ULTISNIPS_DATA:
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return
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try:
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rawsnips = UltiSnips_Manager._snips( '', 1 )
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except:
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return
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# UltiSnips_Manager._snips() returns a class instance where:
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# class.trigger - name of snippet trigger word ( e.g. defn or testcase )
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# class.description - description of the snippet
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extra_data[ 'ultisnips_snippets' ] = [ { 'trigger': x.trigger,
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'description': x.description
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} for x in rawsnips ]
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# 'filepath' is here only as a key for Memoize
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# This can't be a nested function inside NativeFiletypeCompletionAvailable
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# because then the Memoize decorator wouldn't work (nested functions are
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# re-created on every call to the outer function).
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@utils.Memoize
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def _NativeFiletypeCompletionAvailableForFile( filepath ):
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return BaseRequest.PostDataToHandler( BuildRequestData(),
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'filetype_completion_available')
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