Before: runtime ale_linters/spec/rpmlint.vim After: call ale#linter#Reset() Execute(The rpmlint handler should parse error messages correctly): AssertEqual \ [ \ { \ 'bufnr': 42, \ 'lnum': 23, \ 'text': 'macro-in-comment %version', \ 'type': 'W', \ }, \ { \ 'bufnr': 42, \ 'lnum': 17, \ 'text': 'hardcoded-library-path in %_prefix/lib/%name', \ 'type': 'E', \ }, \ { \ 'bufnr': 42, \ 'lnum': 1, \ 'text': 'specfile-error warning: bogus date in %changelog: Mon Oct 1 2005 - Foo', \ 'type': 'E', \ }, \ ], \ ale_linters#spec#rpmlint#Handle(42, [ \ 'cyrus-imapd.spec:23: W: macro-in-comment %version', \ 'cyrus-imapd.spec:17: E: hardcoded-library-path in %_prefix/lib/%name', \ 'apcupsd.spec: E: specfile-error warning: bogus date in %changelog: Mon Oct 1 2005 - Foo', \ ])