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Improve elm linter (#637)

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* Improve elm linter

Some types of errors do not return nice JSON.
Show them on the first line instead of showing nothing.

* Remove unnecessary properties from elm linter

* Add a vader test for elm-make linter

* Test non-JSON elm-make errors are shown
This commit is contained in:
Jasper Woudenberg 2017-06-25 18:12:40 +02:00 committed by w0rp
parent 93473a4101
commit c2f69b7750
2 changed files with 78 additions and 1 deletions
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13
ale_linters/elm/make.vim
View File

@ -5,6 +5,7 @@ function! ale_linters#elm#make#Handle(buffer, lines) abort
let l:output = []
let l:is_windows = has('win32')
let l:temp_dir = l:is_windows ? $TMP : $TMPDIR
let l:unparsed_lines = []
for l:line in a:lines
if l:line[0] ==# '['
let l:errors = json_decode(l:line)
@ -20,7 +21,6 @@ function! ale_linters#elm#make#Handle(buffer, lines) abort
if l:file_is_buffer
call add(l:output, {
\ 'bufnr': a:buffer,
\ 'lnum': l:error.region.start.line,
\ 'col': l:error.region.start.column,
\ 'type': (l:error.type ==? 'error') ? 'E' : 'W',
@ -29,9 +29,20 @@ function! ale_linters#elm#make#Handle(buffer, lines) abort
\})
endif
endfor
elseif l:line !=# 'Successfully generated /dev/null'
call add(l:unparsed_lines, l:line)
endif
endfor
if len(l:unparsed_lines) > 0
call add(l:output, {
\ 'lnum': 1,
\ 'type': 'E',
\ 'text': l:unparsed_lines[0],
\ 'detail': join(l:unparsed_lines, "\n")
\})
endif
return l:output
endfunction

66
test/handler/test_elmmake_handler.vader Normal file
View File

@ -0,0 +1,66 @@
Before:
runtime ale_linters/elm/make.vim
Execute(The elm-make handler should parse lines correctly):
AssertEqual
\ [
\ {
\ 'lnum': 33,
\ 'col': 1,
\ 'type': 'W',
\ 'text': 'warning overview',
\ 'detail': "warning overview\n\nwarning details",
\ },
\ {
\ 'lnum': 404,
\ 'col': 1,
\ 'type': 'E',
\ 'text': 'error overview 1',
\ 'detail': "error overview 1\n\nerror details 1",
\ },
\ {
\ 'lnum': 406,
\ 'col': 5,
\ 'type': 'E',
\ 'text': 'error overview 2',
\ 'detail': "error overview 2\n\nerror details 2",
\ },
\ {
\ 'lnum': 406,
\ 'col': 5,
\ 'type': 'E',
\ 'text': 'error overview 3',
\ 'detail': "error overview 3\n\nerror details 3",
\ },
\ ],
\ ale_linters#elm#make#Handle(347, [
\ '[{"tag":"unused import","overview":"warning overview","details":"warning details","region":{"start":{"line":33,"column":1},"end":{"line":33,"column":19}},"type":"warning","file":"' . $TMPDIR . 'Module.elm"}]',
\ '[{"tag":"TYPE MISMATCH","overview":"error overview 1","subregion":{"start":{"line":406,"column":5},"end":{"line":408,"column":18}},"details":"error details 1","region":{"start":{"line":404,"column":1},"end":{"line":408,"column":18}},"type":"error","file":"' . $TMPDIR . 'Module.elm"},{"tag":"TYPE MISMATCH","overview":"error overview 2","subregion":{"start":{"line":407,"column":12},"end":{"line":407,"column":17}},"details":"error details 2","region":{"start":{"line":406,"column":5},"end":{"line":407,"column":17}},"type":"error","file":"' . $TMPDIR . 'Module.elm"},{"tag":"TYPE MISMATCH","overview":"error overview 3","subregion":{"start":{"line":406,"column":88},"end":{"line":406,"column":93}},"details":"error details 3","region":{"start":{"line":406,"column":5},"end":{"line":406,"column":93}},"type":"error","file":"' . $TMPDIR . 'Module.elm"}]'
\ ])
Execute(The elm-make handler should put an error on the first line if a line cannot be parsed):
AssertEqual
\ [
\ {
\ 'lnum': 33,
\ 'col': 1,
\ 'type': 'W',
\ 'text': 'warning overview',
\ 'detail': "warning overview\n\nwarning details",
\ },
\ {
\ 'lnum': 1,
\ 'type': 'E',
\ 'text': 'Not JSON',
\ 'detail': "Not JSON\nAlso not JSON",
\ },
\ ],
\ ale_linters#elm#make#Handle(347, [
\ '[{"tag":"unused import","overview":"warning overview","details":"warning details","region":{"start":{"line":33,"column":1},"end":{"line":33,"column":19}},"type":"warning","file":"' . $TMPDIR . 'Module.elm"}]',
\ "Not JSON",
\ "Also not JSON",
\ ])
After:
unlet! g:config_error_lines
call ale#linter#Reset()