Files
ale/autoload/ale/handlers/cppcheck.vim
tsjordan-eng f17b74679f fix cppcheck for 1.89+, and add column support (#3030)
* fix cppcheck for 1.89+, and add column support

In cppcheck 1.89 the output changed to be more like GCC. This commit
forces any version of cppcheck to output in that same format. This also
allows for ALE to pick up the linter's column information

* Add parameters to tests. Vader passes.

* Fix c cppcheck for v1.89
2020-08-06 20:50:44 +01:00

68 lines
2.4 KiB
VimL

" Description: Handle errors for cppcheck.
function! ale#handlers#cppcheck#GetCdCommand(buffer) abort
let [l:dir, l:json_path] = ale#c#FindCompileCommands(a:buffer)
let l:cd_command = !empty(l:dir) ? ale#path#CdString(l:dir) : ''
return l:cd_command
endfunction
function! ale#handlers#cppcheck#GetBufferPathIncludeOptions(buffer) abort
let l:buffer_path_include = ''
" Get path to this buffer so we can include it into cppcheck with -I
" This could be expanded to get more -I directives from the compile
" command in compile_commands.json, if it's found.
let l:buffer_path = fnamemodify(bufname(a:buffer), ':p:h')
let l:buffer_path_include = ' -I' . ale#Escape(l:buffer_path)
return l:buffer_path_include
endfunction
function! ale#handlers#cppcheck#GetCompileCommandsOptions(buffer) abort
" If the current buffer is modified, using compile_commands.json does no
" good, so include the file's directory instead. It's not quite as good as
" using --project, but is at least equivalent to running cppcheck on this
" file manually from the file's directory.
let l:modified = getbufvar(a:buffer, '&modified')
if l:modified
return ''
endif
" Search upwards from the file for compile_commands.json.
"
" If we find it, we'll `cd` to where the compile_commands.json file is,
" then use the file to set up import paths, etc.
let [l:dir, l:json_path] = ale#c#FindCompileCommands(a:buffer)
return !empty(l:json_path)
\ ? '--project=' . ale#Escape(l:json_path[len(l:dir) + 1: ])
\ : ''
endfunction
function! ale#handlers#cppcheck#HandleCppCheckFormat(buffer, lines) abort
" Look for lines like the following.
"
"test.cpp:974:6: error: Array 'n[3]' accessed at index 3, which is out of bounds. [arrayIndexOutOfBounds]\
" n[3]=3;
" ^
let l:pattern = '\v^(\f+):(\d+):(\d+): (\w+): (.*) \[(\w+)\]\'
let l:output = []
for l:match in ale#util#GetMatches(a:lines, l:pattern)
if ale#path#IsBufferPath(a:buffer, l:match[1])
call add(l:output, {
\ 'lnum': str2nr(l:match[2]),
\ 'col': str2nr(l:match[3]),
\ 'type': l:match[4] is# 'error' ? 'E' : 'W',
\ 'sub_type': l:match[4] is# 'style' ? 'style' : '',
\ 'text': l:match[5],
\ 'code': l:match[6]
\})
endif
endfor
return l:output
endfunction