YouCompleteMe/python/ycm/completers/general/filename_completer.py
Strahinja Val Markovic a011eb6aa0 Fix duplicate entries in filename completion
We could just remove the "dup: 1" part in the completion dict, but that would
leave the duplicate removal up to Vim which would be slow. Also, we might not
end up returning the correct number of results then.
2013-07-08 15:56:54 -07:00

143 lines
4.5 KiB
Python

#!/usr/bin/env python
#
# Copyright (C) 2013 Stanislav Golovanov <stgolovanov@gmail.com>
# Strahinja Val Markovic <val@markovic.io>
#
# 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/>.
import vim
import os
import re
from ycm import vimsupport
from ycm.completers.threaded_completer import ThreadedCompleter
from ycm.completers.cpp.clang_completer import InCFamilyFile
from ycm.completers.cpp.flags import Flags
USE_WORKING_DIR = vimsupport.GetBoolValue(
'g:ycm_filepath_completion_use_working_dir' )
class FilenameCompleter( ThreadedCompleter ):
"""
General completer that provides filename and filepath completions.
"""
def __init__( self ):
super( FilenameCompleter, self ).__init__()
self._flags = Flags()
self._path_regex = re.compile( """
# 1 or more 'D:/'-like token or '/' or '~' or './' or '../'
(?:[A-z]+:/|[/~]|\./|\.+/)+
# any alphanumeric symbal and space literal
(?:[ /a-zA-Z0-9()$+_~.\x80-\xff-\[\]]|
# skip any special symbols
[^\x20-\x7E]|
# backslash and 1 char after it. + matches 1 or more of whole group
\\.)*$
""", re.X )
include_regex_common = '^\s*#(?:include|import)\s*(?:"|<)'
self._include_start_regex = re.compile( include_regex_common + '$' )
self._include_regex = re.compile( include_regex_common )
def AtIncludeStatementStart( self, start_column ):
return ( InCFamilyFile() and
self._include_start_regex.match(
vim.current.line[ :start_column ] ) )
def ShouldUseNowInner( self, start_column ):
return ( start_column and ( vim.current.line[ start_column - 1 ] == '/' or
self.AtIncludeStatementStart( start_column ) ) )
def SupportedFiletypes( self ):
return []
def ComputeCandidates( self, unused_query, start_column ):
line = vim.current.line[ :start_column ]
if InCFamilyFile():
include_match = self._include_regex.search( line )
if include_match:
path_dir = line[ include_match.end(): ]
# We do what GCC does for <> versus "":
# http://gcc.gnu.org/onlinedocs/cpp/Include-Syntax.html
include_current_file_dir = '<' not in include_match.group()
return GenerateCandidatesForPaths(
self.GetPathsIncludeCase( path_dir, include_current_file_dir ) )
path_match = self._path_regex.search( line )
path_dir = os.path.expanduser( path_match.group() ) if path_match else ''
return GenerateCandidatesForPaths( GetPathsStandardCase( path_dir ) )
def GetPathsIncludeCase( self, path_dir, include_current_file_dir ):
paths = []
include_paths = self._flags.UserIncludePaths( vim.current.buffer.name )
if include_current_file_dir:
include_paths.append( os.path.dirname( vim.current.buffer.name ) )
for include_path in include_paths:
try:
relative_paths = os.listdir( os.path.join( include_path, path_dir ) )
except:
relative_paths = []
paths.extend( os.path.join( include_path, path_dir, relative_path ) for
relative_path in relative_paths )
return sorted( set( paths ) )
def GetPathsStandardCase( path_dir ):
if not USE_WORKING_DIR and not path_dir.startswith( '/' ):
path_dir = os.path.join( os.path.dirname( vim.current.buffer.name ),
path_dir )
try:
relative_paths = os.listdir( path_dir )
except:
relative_paths = []
return ( os.path.join( path_dir, relative_path )
for relative_path in relative_paths )
def GenerateCandidatesForPaths( absolute_paths ):
seen_basenames = set()
completion_dicts = []
for absolute_path in absolute_paths:
basename = os.path.basename( absolute_path )
if basename in seen_basenames:
continue
seen_basenames.add( basename )
is_dir = os.path.isdir( absolute_path )
completion_dicts.append( { 'word': basename,
'dup': 1,
'menu': '[Dir]' if is_dir else '[File]' } )
return completion_dicts