vimで保存時にslimの構文チェックする

slim_lint.vim

"gem install slim_lint が必要

function! SlimLint()
  let slim_lint = "slim-lint"
  silent cexpr system(slim_lint . " " . shellescape(expand('%')))
  copen
endfunction

"augroupで適当にくくったほうがいい
autocmd BufWritePost *.slim call SlimLint()

動作確認用のアレ

---
title: test

---
- puts '1'
- puts '2'
- puts '3'


doctype html
html
  head
    meta charset="utf-8"
  body
    div