Include: include/setup.vader Execute (elmMake parses success message): let json = 'Successfully generated /dev/null' let result = neomake#makers#ft#elm#elmMake().process_output({'output': [json]}) AssertEqual [], result Execute (elmMake parses error message): let json = '[{"tag":"BAD MAIN TYPE","overview":"The `main` value has an unsupported type.","subregion":null,"details":"I need Html, Svg, or a Program so I have something to render on screen, but you\ngave me:\n\n String","region":{"start":{"line":6,"column":1},"end":{"line":6,"column":5}},"type":"error","file":"Bingo.elm"}]' let result = neomake#makers#ft#elm#elmMake().process_output({'output': [json]}) AssertEqual [{ \ 'type': 'E', \ 'lnum': 6, \ 'col': 1, \ 'length': 4, \ 'filename': 'Bingo.elm', \ 'text': 'BAD MAIN TYPE : The `main` value has an unsupported type.'}], result Execute (elmMake parses warning message): let json = '[{"tag":"unused import","overview":"Module `Html` is unused.","details":"Best to remove it. Don''t save code quality for later!","region":{"start":{"line":3,"column":1},"end":{"line":3,"column":12}},"type":"warning","file":"Bingo.elm"}]' let result = neomake#makers#ft#elm#elmMake().process_output({'output': [json]}) AssertEqual [{ \ 'type': 'W', \ 'lnum': 3, \ 'col': 1, \ 'length': 11, \ 'filename': 'Bingo.elm', \ 'text': 'unused import : Module `Html` is unused.'}], result