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ale/ale_linters/matlab/mlint.vim
Adriaan Zonnenberg 4b0f3257dd Remove 'col' from linters where it is hardcoded to 1 (#434)
* Remove 'col' from linters where it is hardcoded to 1

When 'col' is 1, the first column will get highlighted for no reason. It
should be 0 (which is the default).

In the scalac linter there was also a check about the outcome of
`stridx`. It would set l:col to 0 if it was -1, and then it uses
`'col': l:col + 1` to convert the outcome of `stridx` to the actual
column number. This will make 'col' equals 1 when there is no match. We
can remove the check because `-1 + 1 = 0`.

* Remove outdated comments about vcol

vcol was added as a default, and the loclists that follow these comments
do not contain 'vcol' anymore
2017-03-30 23:33:38 +01:00

61 lines
1.7 KiB
VimL

" Author: awlayton <alex@layton.in>
" Description: mlint for MATLAB files
let g:ale_matlab_mlint_executable =
\ get(g:, 'ale_matlab_mlint_executable', 'mlint')
function! ale_linters#matlab#mlint#GetExecutable(buffer) abort
return g:ale_matlab_mlint_executable
endfunction
function! ale_linters#matlab#mlint#GetCommand(buffer) abort
let l:executable = ale_linters#matlab#mlint#GetExecutable(a:buffer)
return l:executable . ' -id %t'
endfunction
function! ale_linters#matlab#mlint#Handle(buffer, lines) abort
" Matches patterns like the following:
"
" L 27 (C 1): FNDEF: Terminate statement with semicolon to suppress output.
" L 30 (C 13-15): FNDEF: A quoted string is unterminated.
let l:pattern = '^L \(\d\+\) (C \([0-9-]\+\)): \([A-Z]\+\): \(.\+\)$'
let l:output = []
for l:line in a:lines
let l:match = matchlist(l:line, l:pattern)
if len(l:match) == 0
continue
endif
let l:lnum = l:match[1] + 0
let l:col = l:match[2] + 0
let l:code = l:match[3]
let l:text = l:match[4]
" Suppress erroneous waring about filename
" TODO: Enable this error when copying filename is supported
if l:code ==# 'FNDEF'
continue
endif
call add(l:output, {
\ 'bufnr': a:buffer,
\ 'lnum': l:lnum,
\ 'col': l:col,
\ 'text': l:text,
\ 'type': 'W',
\})
endfor
return l:output
endfunction
call ale#linter#Define('matlab', {
\ 'name': 'mlint',
\ 'executable_callback': 'ale_linters#matlab#mlint#GetExecutable',
\ 'command_callback': 'ale_linters#matlab#mlint#GetCommand',
\ 'output_stream': 'stderr',
\ 'callback': 'ale_linters#matlab#mlint#Handle',
\})