diff --git a/README.md b/README.md index e11984c9..efaad69a 100644 --- a/README.md +++ b/README.md @@ -81,6 +81,7 @@ name. That seems to be the fairest way to arrange this table. | Lua | [luacheck](https://github.com/mpeterv/luacheck) | | Markdown | [mdl](https://github.com/mivok/markdownlint), [proselint](http://proselint.com/)| | MATLAB | [mlint](https://www.mathworks.com/help/matlab/ref/mlint.html) | +| nix | [nix-instantiate](http://nixos.org/nix/manual/#sec-nix-instantiate) | | nroff | [proselint](http://proselint.com/)| | OCaml | [merlin](https://github.com/the-lambda-church/merlin) see `:help ale-integration-ocaml-merlin` for configuration instructions | Perl | [perl -c](https://perl.org/), [perl-critic](https://metacpan.org/pod/Perl::Critic) | diff --git a/ale_linters/nix/nix.vim b/ale_linters/nix/nix.vim new file mode 100644 index 00000000..27c1d51a --- /dev/null +++ b/ale_linters/nix/nix.vim @@ -0,0 +1,34 @@ +" Author: Alistair Bill <@alibabzo> +" Description: nix-instantiate linter for nix files + +function! ale_linters#nix#nix#Handle(buffer, lines) abort + + let l:pattern = '^\(.\+\): \(.\+\), at .*:\(\d\+\):\(\d\+\)$' + let l:output = [] + + for l:line in a:lines + let l:match = matchlist(l:line, l:pattern) + + if len(l:match) == 0 + continue + endif + + call add(l:output, { + \ 'bufnr': a:buffer, + \ 'lnum': l:match[3] + 0, + \ 'col': l:match[4] + 0, + \ 'text': l:match[1] . ': ' . l:match[2], + \ 'type': l:match[1] =~# '^error' ? 'E' : 'W', + \}) + endfor + + return l:output +endfunction + +call ale#linter#Define('nix', { +\ 'name': 'nix', +\ 'output_stream': 'stderr', +\ 'executable': 'nix-instantiate', +\ 'command': 'nix-instantiate --parse -', +\ 'callback': 'ale_linters#nix#nix#Handle', +\}) diff --git a/doc/ale.txt b/doc/ale.txt index 734c389c..1660ecd5 100644 --- a/doc/ale.txt +++ b/doc/ale.txt @@ -101,6 +101,7 @@ The following languages and tools are supported. * Lua: 'luacheck' * Markdown: 'mdl', 'proselint' * MATLAB: 'mlint' +* nix: 'nix-instantiate' * nroff: 'proselint' * OCaml: 'merlin' (see |ale-linter-integration-ocaml-merlin|) * Perl: 'perl' (-c flag), 'perlcritic'