YouCompleteMe/python/ycm/diagnostic_interface.py
2014-01-06 15:24:06 -08:00

122 lines
4.4 KiB
Python

#!/usr/bin/env python
#
# Copyright (C) 2013 Strahinja Val Markovic <val@markovic.io>
#
# 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 collections import defaultdict
from ycm import vimsupport
import vim
class DiagnosticInterface( object ):
def __init__( self ):
# Line and column numbers are 1-based
self._buffer_number_to_line_to_diags = defaultdict(
lambda: defaultdict( list ) )
self._next_sign_id = 1
self._previous_line_number = -1
def OnCursorMoved( self ):
line, _ = vimsupport.CurrentLineAndColumn()
line += 1 # Convert to 1-based
if line != self._previous_line_number:
self._previous_line_number = line
self._EchoDiagnosticForLine( line )
def UpdateWithNewDiagnostics( self, diags ):
self._buffer_number_to_line_to_diags = _ConvertDiagListToDict( diags )
self._next_sign_id = _UpdateSigns( self._buffer_number_to_line_to_diags,
self._next_sign_id )
_UpdateSquiggles( self._buffer_number_to_line_to_diags )
def _EchoDiagnosticForLine( self, line_num ):
buffer_num = vim.current.buffer.number
diags = self._buffer_number_to_line_to_diags[ buffer_num ][ line_num ]
if not diags:
# Clear any previous diag echo
vimsupport.EchoText( '', False )
return
vimsupport.EchoTextVimWidth( diags[ 0 ][ 'text' ] )
def _UpdateSquiggles( buffer_number_to_line_to_diags ):
vimsupport.ClearYcmSyntaxMatches()
line_to_diags = buffer_number_to_line_to_diags[ vim.current.buffer.number ]
for diags in line_to_diags.itervalues():
for diag in diags:
location_extent = diag[ 'location_extent' ]
is_error = _DiagnosticIsError( diag )
vimsupport.AddDiagnosticSyntaxMatch(
location_extent[ 'start' ][ 'line_num' ] + 1,
location_extent[ 'start' ][ 'column_num' ] + 1,
location_extent[ 'end' ][ 'line_num' ] + 1,
location_extent[ 'end' ][ 'column_num' ] + 1,
is_error = is_error )
for diag_range in diag[ 'ranges' ]:
vimsupport.AddDiagnosticSyntaxMatch(
diag_range[ 'start' ][ 'line_num' ] + 1,
diag_range[ 'start' ][ 'column_num' ] + 1,
diag_range[ 'end' ][ 'line_num' ] + 1,
diag_range[ 'end' ][ 'column_num' ] + 1,
is_error = is_error )
def _UpdateSigns( buffer_number_to_line_to_diags, next_sign_id ):
vimsupport.UnplaceAllSignsInBuffer( vim.current.buffer.number )
for buffer_number, line_to_diags in buffer_number_to_line_to_diags.iteritems():
if not vimsupport.BufferIsVisible( buffer_number ):
continue
vimsupport.UnplaceAllSignsInBuffer( buffer_number )
for line, diags in line_to_diags.iteritems():
for diag in diags:
vimsupport.PlaceSign( next_sign_id,
line,
buffer_number,
_DiagnosticIsError( diag ) )
next_sign_id += 1
return next_sign_id
def _ConvertDiagListToDict( diag_list ):
buffer_to_line_to_diags = defaultdict( lambda: defaultdict( list ) )
for diag in diag_list:
location = diag[ 'location' ]
buffer_number = vimsupport.GetBufferNumberForFilename(
location[ 'filepath' ] )
line_number = location[ 'line_num' ] + 1
buffer_to_line_to_diags[ buffer_number ][ line_number ].append( diag )
for line_to_diags in buffer_to_line_to_diags.itervalues():
for diags in line_to_diags.itervalues():
# We also want errors to be listed before warnings so that errors aren't
# hidden by the warnings; Vim won't place a sign oven an existing one.
diags.sort( key = lambda diag: ( diag[ 'location' ][ 'column_num' ],
diag[ 'kind' ] ) )
return buffer_to_line_to_diags
def _DiagnosticIsError( diag ):
return diag[ 'kind' ] == 'E'