I broke up with neovim....vim is my best friend now

dot_vim/plugged/ale/ale_linters/yaml/swaglint.vim

@@ -0,0 +1,40 @@
+" Author: Matthew Turland <https://github.com/elazar>
+" Description: This file adds support for linting Swagger / OpenAPI documents using swaglint
+
+call ale#Set('yaml_swaglint_executable', 'swaglint')
+call ale#Set('yaml_swaglint_use_global', get(g:, 'ale_use_global_executables', 0))
+
+function! ale_linters#yaml#swaglint#Handle(buffer, lines) abort
+    let l:pattern = ': \([^\s]\+\) @ \(\d\+\):\(\d\+\) - \(.\+\)$'
+    let l:output = []
+
+    for l:match in ale#util#GetMatches(a:lines, l:pattern)
+        let l:obj = {
+        \   'type': l:match[1] is# 'error' ? 'E' : 'W',
+        \   'lnum': l:match[2] + 0,
+        \   'col': l:match[3] + 0,
+        \   'text': l:match[4],
+        \}
+
+        " Parse the code if it's there.
+        let l:code_match = matchlist(l:obj.text, '\v^(.+) \(([^ (]+)\)$')
+
+        if !empty(l:code_match)
+            let l:obj.text = l:code_match[1]
+            let l:obj.code = l:code_match[2]
+        endif
+
+        call add(l:output, l:obj)
+    endfor
+
+    return l:output
+endfunction
+
+call ale#linter#Define('yaml', {
+\   'name': 'swaglint',
+\   'executable': {b -> ale#path#FindExecutable(b, 'yaml_swaglint', [
+\       'node_modules/.bin/swaglint',
+\   ])},
+\   'command': '%e -r compact --stdin',
+\   'callback': 'ale_linters#yaml#swaglint#Handle',
+\})