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

dot_vim/plugged/ale/ale_linters/qml/qmlfmt.vim

@@ -0,0 +1,25 @@
+" Author: pylipp (www.github.com/pylipp)
+" Description: qmlfmt for QML files
+
+call ale#Set('qml_qmlfmt_executable', 'qmlfmt')
+
+" Find lines like
+" Error:11:1: Expected token `}'
+function! ale_linters#qml#qmlfmt#Handle(buffer, lines) abort
+    let l:pattern = '\v^(Error|Warning):(\d+):(\d+): (.+)$'
+
+    return map(ale#util#GetMatches(a:lines, l:pattern), "{
+    \   'lnum': v:val[2] + 0,
+    \   'col': v:val[3] + 0,
+    \   'text': v:val[4],
+    \   'type': v:val[1] is# 'Warning' ? 'W' : 'E',
+    \}")
+endfunction
+
+call ale#linter#Define('qml', {
+\   'name': 'qmlfmt',
+\   'output_stream': 'stderr',
+\   'executable': {b -> ale#Var(b, 'qml_qmlfmt_executable')},
+\   'command': '%e -e',
+\   'callback': 'ale_linters#qml#qmlfmt#Handle',
+\})