81973caf05
Cygwin should not call OmniSharpServer with mono Update OmniSharpServer submodule for new client path mode parameter Pass client path mode to OmniSharpServer on run
286 lines
9.9 KiB
Python
Executable File
286 lines
9.9 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Copyright (C) 2011, 2012 Chiel ten Brinke <ctenbrinke@gmail.com>
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# Google Inc.
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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 glob
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from ycm.completers.completer import Completer
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from ycm.server import responses
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from ycm import utils
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import urllib2
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import urllib
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import urlparse
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import json
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import logging
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SERVER_NOT_FOUND_MSG = ( 'OmniSharp server binary not found at {0}. ' +
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'Did you compile it? You can do so by running ' +
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'"./install.sh --omnisharp-completer".' )
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class CsharpCompleter( Completer ):
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"""
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A Completer that uses the Omnisharp server as completion engine.
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"""
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subcommands = {
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'StartServer': (lambda self, request_data: self._StartServer( request_data )),
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'StopServer': (lambda self, request_data: self._StopServer()),
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'RestartServer': (lambda self, request_data: self._RestartServer( request_data )),
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'ReloadSolution': (lambda self, request_data: self._ReloadSolution()),
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'ServerRunning': (lambda self, request_data: self._ServerIsRunning()),
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'ServerReady': (lambda self, request_data: self._ServerIsReady()),
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'GoToDefinition': (lambda self, request_data: self._GoToDefinition( request_data )),
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'GoToDeclaration': (lambda self, request_data: self._GoToDefinition( request_data )),
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'GoToDefinitionElseDeclaration': (lambda self, request_data: self._GoToDefinition( request_data ))
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}
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def __init__( self, user_options ):
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super( CsharpCompleter, self ).__init__( user_options )
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self._omnisharp_port = None
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self._logger = logging.getLogger( __name__ )
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def Shutdown( self ):
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if ( self.user_options[ 'auto_stop_csharp_server' ] and
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self._ServerIsRunning() ):
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self._StopServer()
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def SupportedFiletypes( self ):
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""" Just csharp """
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return [ 'cs' ]
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def ComputeCandidatesInner( self, request_data ):
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return [ responses.BuildCompletionData(
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completion[ 'CompletionText' ],
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completion[ 'DisplayText' ],
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completion[ 'Description' ] )
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for completion in self._GetCompletions( request_data ) ]
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def DefinedSubcommands( self ):
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return CsharpCompleter.subcommands.keys()
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def OnFileReadyToParse( self, request_data ):
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if ( not self._omnisharp_port and
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self.user_options[ 'auto_start_csharp_server' ] ):
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self._StartServer( request_data )
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def OnUserCommand( self, arguments, request_data ):
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if not arguments:
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raise ValueError( self.UserCommandsHelpMessage() )
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command = arguments[ 0 ]
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if command in CsharpCompleter.subcommands:
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command_lamba = CsharpCompleter.subcommands[ command ]
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return command_lamba( self, request_data )
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else:
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raise ValueError( self.UserCommandsHelpMessage() )
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def DebugInfo( self ):
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if self._ServerIsRunning():
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return 'Server running at: {0}\nLogfiles:\n{1}\n{2}'.format(
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self._ServerLocation(), self._filename_stdout, self._filename_stderr )
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else:
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return 'Server is not running'
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def _StartServer( self, request_data ):
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""" Start the OmniSharp server """
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self._logger.info( 'startup' )
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self._omnisharp_port = utils.GetUnusedLocalhostPort()
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solution_files, folder = _FindSolutionFiles( request_data[ 'filepath' ] )
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if len( solution_files ) == 0:
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raise RuntimeError(
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'Error starting OmniSharp server: no solutionfile found' )
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elif len( solution_files ) == 1:
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solutionfile = solution_files[ 0 ]
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else:
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# multiple solutions found : if there is one whose name is the same
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# as the folder containing the file we edit, use this one
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# (e.g. if we have bla/Project.sln and we are editing
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# bla/Project/Folder/File.cs, use bla/Project.sln)
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filepath_components = _PathComponents( request_data[ 'filepath' ] )
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solutionpath = _PathComponents( folder )
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foldername = ''
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if len( filepath_components ) > len( solutionpath ):
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foldername = filepath_components[ len( solutionpath ) ]
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solution_file_candidates = [ sfile for sfile in solution_files
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if _GetFilenameWithoutExtension( sfile ) == foldername ]
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if len( solution_file_candidates ) == 1:
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solutionfile = solution_file_candidates[ 0 ]
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else:
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raise RuntimeError(
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'Found multiple solution files instead of one!\n{0}'.format(
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solution_files ) )
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omnisharp = os.path.join(
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os.path.abspath( os.path.dirname( __file__ ) ),
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'OmniSharpServer/OmniSharp/bin/Debug/OmniSharp.exe' )
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if not os.path.isfile( omnisharp ):
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raise RuntimeError( SERVER_NOT_FOUND_MSG.format( omnisharp ) )
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path_to_solutionfile = os.path.join( folder, solutionfile )
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# we need to pass the command to Popen as a string since we're passing
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# shell=True (as recommended by Python's doc)
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command = ( omnisharp + ' -p ' + str( self._omnisharp_port ) + ' -s ' +
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path_to_solutionfile )
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if not utils.OnWindows() and not utils.OnCygwin():
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command = 'mono ' + command
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if utils.OnCygwin():
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command = command + ' --client-path-mode Cygwin'
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filename_format = os.path.join( utils.PathToTempDir(),
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'omnisharp_{port}_{sln}_{std}.log' )
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self._filename_stdout = filename_format.format(
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port=self._omnisharp_port, sln=solutionfile, std='stdout' )
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self._filename_stderr = filename_format.format(
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port=self._omnisharp_port, sln=solutionfile, std='stderr' )
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with open( self._filename_stderr, 'w' ) as fstderr:
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with open( self._filename_stdout, 'w' ) as fstdout:
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# shell=True is needed for Windows so OmniSharp does not spawn
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# in a new visible window
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utils.SafePopen( command, stdout=fstdout, stderr=fstderr, shell=True )
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self._logger.info( 'Starting OmniSharp server' )
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def _StopServer( self ):
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""" Stop the OmniSharp server """
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self._GetResponse( '/stopserver' )
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self._omnisharp_port = None
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self._logger.info( 'Stopping OmniSharp server' )
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def _RestartServer ( self, request_data ):
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""" Restarts the OmniSharp server """
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if self._ServerIsRunning():
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self._StopServer()
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return self._StartServer( request_data )
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def _ReloadSolution( self ):
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""" Reloads the solutions in the OmniSharp server """
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self._logger.info( 'Reloading Solution in OmniSharp server' )
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return self._GetResponse( '/reloadsolution' )
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def _GetCompletions( self, request_data ):
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""" Ask server for completions """
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completions = self._GetResponse( '/autocomplete',
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self._DefaultParameters( request_data ) )
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return completions if completions != None else []
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def _GoToDefinition( self, request_data ):
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""" Jump to definition of identifier under cursor """
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definition = self._GetResponse( '/gotodefinition',
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self._DefaultParameters( request_data ) )
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if definition[ 'FileName' ] != None:
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return responses.BuildGoToResponse( definition[ 'FileName' ],
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definition[ 'Line' ],
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definition[ 'Column' ] )
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else:
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raise RuntimeError( 'Can\'t jump to definition' )
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def _DefaultParameters( self, request_data ):
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""" Some very common request parameters """
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parameters = {}
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parameters[ 'line' ] = request_data[ 'line_num' ] + 1
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parameters[ 'column' ] = request_data[ 'column_num' ] + 1
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filepath = request_data[ 'filepath' ]
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parameters[ 'buffer' ] = request_data[ 'file_data' ][ filepath ][
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'contents' ]
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parameters[ 'filename' ] = filepath
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return parameters
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def _ServerIsRunning( self ):
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""" Check if our OmniSharp server is running """
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try:
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return bool( self._omnisharp_port and
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self._GetResponse( '/checkalivestatus', silent = True ) )
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except:
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return False
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def _ServerIsReady( self ):
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""" Check if our OmniSharp server is ready """
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try:
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return bool( self._omnisharp_port and
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self._GetResponse( '/checkreadystatus', silent = True ) )
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except:
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return False
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def _ServerLocation( self ):
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return 'http://localhost:' + str( self._omnisharp_port )
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def _GetResponse( self, handler, parameters = {}, silent = False ):
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""" Handle communication with server """
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# TODO: Replace usage of urllib with Requests
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target = urlparse.urljoin( self._ServerLocation(), handler )
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parameters = urllib.urlencode( parameters )
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response = urllib2.urlopen( target, parameters )
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return json.loads( response.read() )
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def _FindSolutionFiles( filepath ):
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""" Find solution files by searching upwards in the file tree """
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folder = os.path.dirname( filepath )
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solutionfiles = glob.glob1( folder, '*.sln' )
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while not solutionfiles:
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lastfolder = folder
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folder = os.path.dirname( folder )
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if folder == lastfolder:
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break
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solutionfiles = glob.glob1( folder, '*.sln' )
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return solutionfiles, folder
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def _PathComponents( path ):
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path_components = []
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while True:
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path, folder = os.path.split( path )
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if folder:
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path_components.append( folder )
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else:
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if path:
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path_components.append( path )
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break
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path_components.reverse()
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return path_components
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def _GetFilenameWithoutExtension( path ):
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return os.path.splitext( os.path.basename ( path ) )[ 0 ]
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