e5c99428f3
Fixes #307. Error is thrown when g:ycm_min_num_of_chars_for_completion option is set to 0 user tries to delete an identifier which starts at the beginning of the line.
134 lines
4.4 KiB
Python
134 lines
4.4 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/>.
|
|
|
|
from completers.threaded_completer import ThreadedCompleter
|
|
from completers.cpp.clang_completer import InCFamilyFile
|
|
from completers.cpp.flags import Flags
|
|
import vim
|
|
import vimsupport
|
|
import os
|
|
import re
|
|
|
|
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 ):
|
|
def GenerateCandidateForPath( absolute_path ):
|
|
is_dir = os.path.isdir( absolute_path )
|
|
return { 'word': os.path.basename( absolute_path ),
|
|
'dup': 1,
|
|
'menu': '[Dir]' if is_dir else '[File]' }
|
|
|
|
return [ GenerateCandidateForPath( path ) for path in absolute_paths ]
|