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" Author: Tomota Nakamura <https://github.com/tomotanakamura>
" Description: clang linter for cpp files
call ale#Set('cpp_clang_executable', 'clang++')
call ale#Set('cpp_clang_options', '-std=c++14 -Wall')
function! ale_linters#cpp#clang#GetCommand(buffer, output) abort
let l:cflags = ale#c#GetCFlags(a:buffer, a:output)
let l:ale_flags = ale#Var(a:buffer, 'cpp_clang_options')
if l:cflags =~# '-std='
let l:ale_flags = substitute(
\ l:ale_flags,
\ '-std=\(c\|gnu\)++[0-9]\{2\}',
\ '',
\ 'g')
endif
" -iquote with the directory the file is in makes #include work for
" headers in the same directory.
return '%e -S -x c++ -fsyntax-only'
\ . ' -iquote ' . ale#Escape(fnamemodify(bufname(a:buffer), ':p:h'))
\ . ale#Pad(l:cflags)
\ . ale#Pad(l:ale_flags) . ' -'
endfunction
call ale#linter#Define('cpp', {
\ 'name': 'clang',
\ 'output_stream': 'stderr',
\ 'executable': {b -> ale#Var(b, 'cpp_clang_executable')},
\ 'command': {b -> ale#c#RunMakeCommand(b, function('ale_linters#cpp#clang#GetCommand'))},
\ 'callback': 'ale#handlers#gcc#HandleGCCFormatWithIncludes',
\})
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