Failed tests against Vim 8.2

[mymedia2]

Information

VIM version

VIM - Vi IMproved 8.2 (2019 Dec 12, compiled Oct 24 2020 11:11:04)
Included patches: 1-1895
Compiled by vim-testbed

Operating System: Alpine Linux (in Docker)

What went wrong

(1/3) [EXECUTE] (X) [] should be equal to [{'lnum': 2, 'bufnr': 3, 'vcol': 0, 'pattern': '', 'valid': 1, 'nr': -1, 'type': 'E', 'col': 3, 'text': 'foo bar'}]
(5/7) [EXECUTE] (X) Vim(let):E491: json decode error at 'x'
  > command line..function <SNR>23_vader[5]..vader#run[45]..<SNR>25_run[41]..<SNR>25_execute[2]..vader#window#execute[11]..script /tmp/vAFhjPN/772[1]..function ale#util#FuzzyJSONDecode, line 8
(6/7) [EXECUTE] (X) Vim(let):E491: json decode error at 'x'
  > command line..function <SNR>23_vader[5]..vader#run[45]..<SNR>25_run[41]..<SNR>25_execute[2]..vader#window#execute[11]..script /tmp/vAFhjPN/773[1]..function ale#util#FuzzyJSONDecode, line 8
(1/1) [EXECUTE] (X) [{'lnum': 1, 'bufnr': 3, 'col': 10, 'linter_name': 'testlinter', 'vcol': 0, 'nr': -1, 'type': 'W', 'text': 'Infix operators must be spaced. [Warning/space-infix-ops]', 'sign_id': 1000002}, {'lnum': 2, 'bufnr': 3, 'col': 10, 'linter_name': 'testlinter', 'vcol': 0, 'nr': -1, 'type': 'E', 'text': 'Missing semicolon. [Error/semi]', 'sign_id': 1000003}] should be equal to [{'lnum': 1, 'bufnr': 3, 'vcol': 0, 'linter_name': 'testlinter', 'nr': -1, 'sign_id': 1000001, 'type': 'W', 'col': 10, 'text': 'Infix operators must be spaced. [Warning/space-infix-ops]'}, {'lnum': 2, 'bufnr': 3, 'vcol': 0, 'linter_name': 'testlinter', 'nr': -1, 'sign_id': 1000002, 'type': 'E', 'col': 10, 'text': 'Missing semicolon. [Error/semi]'}]
( 1/19) [EXECUTE] (X) 1 should be equal to 0
( 2/19) [EXECUTE] (X) Assertion failure
( 3/19) [EXECUTE] (X) Assertion failure
( 9/19) [EXECUTE] (X) Assertion failure
(10/19) [EXECUTE] (X) The quickfix window was opened when the list was empty
(12/19) [EXECUTE] (X) 0 should be equal to 7
(13/19) [EXECUTE] (X) 0 should be equal to 8
(18/19) [EXECUTE] (X) Assertion failure
(19/19) [EXECUTE] (X) Assertion failure
(2/4) [EXECUTE] (X) Vim(let):E491: json decode error at 'issues":[]},{"path":"my_file_without_issues.cr",issues":[]}],"metadata":{ameba_version":"0.8.1",crystal_version":"0.26.1"},"summary":{target_sources_count":2,issues_count":0}}'
  > command line..function <SNR>23_vader[5]..vader#run[45]..<SNR>25_run[41]..<SNR>25_execute[2]..vader#window#execute[11]..script /tmp/vAFhjPN/5621[1]..function ale_linters#crystal#ameba#HandleAmebaOutput[5]..ale#util#FuzzyJSONDecode, line 8
(3/4) [EXECUTE] (X) Vim(let):E491: json decode error at 'ameba_version":"0.8.1",crystal_version":"0.26.1"},"summary":{target_sources_count":0,issues_count":0}}'
  > command line..function <SNR>23_vader[5]..vader#run[45]..<SNR>25_run[41]..<SNR>25_execute[2]..vader#window#execute[11]..script /tmp/vAFhjPN/5624[1]..function ale_linters#crystal#ameba#HandleAmebaOutput[5]..ale#util#FuzzyJSONDecode, line 8
(3/3) [EXECUTE] (X) Vim(let):E491: json decode error at 'No such command in 2.4.1 of ruby'
  > command line..function <SNR>23_vader[5]..vader#run[45]..<SNR>25_run[41]..<SNR>25_execute[2]..vader#window#execute[11]..script /tmp/vAFhjPN/5666[1]..function ale_linters#ruby#brakeman#Handle[2]..ale#util#FuzzyJSONDecode, line 8
(6/9) [EXECUTE] (X) Vim(let):E491: json decode error at 'Potential difficulties:    Redeclaration of symbol '$_'    at /home/travis/perl6-error-fail/insanity-test.pl6:1    ------>  sub foo($_) {.say}; my $_<HERE> = 1; .&foo;    Space is not significant here; please use quotes or :s (:sigspace) modifier (or, to suppress this warning, omit the space, or otherwise change the spacing)    at /home/travis/perl6-error-fail/insanity-test.pl6:4    ------> /win<HERE> 3/Syntax OK'
  > command line..function <SNR>23_vader[5]..vader#run[45]..<SNR>25_run[41]..<SNR>25_execute[2]..vader#window#execute[11]..script /tmp/vAFhjPN/6218[3]..function ale_linters#perl6#perl6#Handle, line 12
(3/3) [EXECUTE] (X) Vim(let):E491: json decode error at 'No such command in 2.4.1 of ruby'
  > command line..function <SNR>23_vader[5]..vader#run[45]..<SNR>25_run[41]..<SNR>25_execute[2]..vader#window#execute[11]..script /tmp/vAFhjPN/6408[1]..function ale_linters#ruby#rails_best_practices#Handle[3]..ale#util#FuzzyJSONDecode, line 8
(5/5) [EXECUTE] (X) Vim(let):E491: json decode error at 'No such command in 2.4.1 of ruby'
  > command line..function <SNR>23_vader[5]..vader#run[45]..<SNR>25_run[41]..<SNR>25_execute[2]..vader#window#execute[11]..script /tmp/vAFhjPN/6432[1]..function ale_linters#ruby#reek#Handle[3]..ale#util#FuzzyJSONDecode, line 8

Full log at TravisCI: https://travis-ci.com/github/mymedia2/vim-ale/jobs/406757164

Reproducing the bug

Add switches to run automatic tests in Vim 8.2: mymedia2@1cc382a

---

Can you please take a look? 19 tests failed against Vim 8.2.1895, some of them even crash vim-vader. The same issue appears with a little outdated vim-ale Debian package: https://ci.debian.net/data/autopkgtest/testing/amd64/v/vim-ale/7584361/log.gz

[hsanson]

This should be solved by #3561