Before: call ale#assert#SetUpLinterTest('clojure', 'clj_kondo') After: call ale#assert#TearDownLinterTest() Execute(The default command should be correct): AssertLinter 'clj-kondo', 'clj-kondo' \ . ' --cache --lint %t' Execute(Extra options should be supported): let g:ale_clojure_clj_kondo_options = '--config ./clj-kondo/config.edn' AssertLinter 'clj-kondo', 'clj-kondo' \ . ' --config ./clj-kondo/config.edn --lint %t'