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Before:
function! GenerateResults(buffer, output)
return [
\ {
\ 'lnum': 1,
\ 'col': 1,
\ 'type': 'E',
\ 'text': 'foo',
\ },
\ {
\ 'lnum': 2,
\ 'col': 1,
\ 'type': 'W',
\ 'text': 'bar',
\ },
\ {
\ 'lnum': 3,
\ 'col': 5,
\ 'type': 'E',
\ 'text': 'wat',
\ },
\]
endfunction
call ale#linter#Define('testft', {
\ 'name': 'x',
\ 'executable': 'echo',
\ 'command': 'echo',
\ 'callback': 'GenerateResults',
\})
highlight link SomeOtherGroup SpellBad
After:
delfunction GenerateResults
call ale#linter#Reset()
let g:ale_buffer_info = {}
call clearmatches()
highlight clear SomeOtherGroup
Given testft(A Javscript file with warnings/errors):
foo
bar
baz wat
line four
Execute(Highlights should be set when a linter runs):
call ale#Lint()
call ale#engine#WaitForJobs(2000)
AssertEqual
\ [
\ {'group': 'ALEError', 'id': 4, 'priority': 10, 'pos1': [1, 1, 1]},
\ {'group': 'ALEWarning', 'id': 5, 'priority': 10, 'pos1': [2, 1, 1]},
\ {'group': 'ALEError', 'id': 6, 'priority': 10, 'pos1': [3, 5, 1]}
\ ],
\ getmatches()
AssertEqual [4, 5, 6], map(copy(g:ale_buffer_info[bufnr('')].loclist), 'v:val.match_id')
Execute(Existing highlights should be kept):
call matchaddpos('ALEError', [[1, 2, 1]], 10, 347)
call matchaddpos('ALEWarning', [[2, 2, 1]], 10, 348)
call ale#highlight#SetHighlights(bufnr('%'), [
\ {'bufnr': bufnr('%'), 'match_id': 347, 'type': 'E', 'lnum': 1, 'col': 2},
\ {'bufnr': bufnr('%'), 'match_id': 348, 'type': 'W', 'lnum': 2, 'col': 2},
\ {'bufnr': bufnr('%'), 'type': 'E', 'lnum': 3, 'col': 2},
\ {'bufnr': bufnr('%'), 'type': 'W', 'lnum': 4, 'col': 1},
\])
AssertEqual
\ [
\ {'group': 'ALEError', 'id': 347, 'priority': 10, 'pos1': [1, 2, 1]},
\ {'group': 'ALEWarning', 'id': 348, 'priority': 10, 'pos1': [2, 2, 1]},
\ {'group': 'ALEError', 'id': 7, 'priority': 10, 'pos1': [3, 2, 1]},
\ {'group': 'ALEWarning', 'id': 8, 'priority': 10, 'pos1': [4, 1, 1]},
\ ],
\ getmatches()
" This test is important for preventing ALE from showing highlights for
" the wrong files.
Execute(Highlights set by ALE should be removed when buffer cleanup is done):
call ale#engine#InitBufferInfo(bufnr('%'))
call ale#highlight#SetHighlights(bufnr('%'), [
\ {'bufnr': bufnr('%'), 'type': 'E', 'lnum': 3, 'col': 2},
\])
AssertEqual
\ [{'group': 'ALEError', 'id': 9, 'priority': 10, 'pos1': [3, 2, 1]}],
\ getmatches()
call ale#cleanup#Buffer(bufnr('%'))
AssertEqual [], getmatches()
Execute(Highlights should be cleared when buffers are hidden):
call ale#engine#InitBufferInfo(bufnr('%'))
let g:ale_buffer_info[bufnr('%')].loclist = [
\ {'bufnr': bufnr('%'), 'type': 'E', 'lnum': 3, 'col': 2},
\]
call ale#highlight#SetHighlights(
\ bufnr('%'),
\ g:ale_buffer_info[bufnr('%')].loclist
\)
AssertEqual 1, len(getmatches()), 'The highlights weren''t initially set!'
call ale#highlight#BufferHidden(bufnr('%'))
AssertEqual 0, len(getmatches()), 'The highlights weren''t cleared!'
call ale#highlight#UpdateHighlights()
AssertEqual 1, len(getmatches()), 'The highlights weren''t set again!'
Execute(Only ALE highlights should be restored when buffers are restored):
call ale#engine#InitBufferInfo(bufnr('%'))
let g:ale_buffer_info[bufnr('%')].loclist = [
\ {'bufnr': bufnr('%'), 'type': 'E', 'lnum': 3, 'col': 2},
\]
call ale#highlight#SetHighlights(
\ bufnr('%'),
\ g:ale_buffer_info[bufnr('%')].loclist
\)
call matchaddpos('SomeOtherGroup', [[1, 1, 1]])
" We should have one more match here.
AssertEqual 2, len(getmatches()), 'The highlights weren''t initially set!'
call ale#highlight#BufferHidden(bufnr('%'))
AssertEqual 0, len(getmatches()), 'The highlights weren''t cleared!'
call ale#highlight#UpdateHighlights()
" Only our matches should appear again.
AssertEqual 1, len(getmatches()), 'The highlights weren''t set again!'
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