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Fix #971 - Add an option for turning errors about missing eslint config files off.

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This commit is contained in:
w0rp 2017-10-28 12:11:33 +01:00
parent 0e848b608c
commit 6e681d9066
3 changed files with 157 additions and 17 deletions
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23
autoload/ale/handlers/eslint.vim
View File

@ -7,6 +7,7 @@ call ale#Set('javascript_eslint_options', '')
call ale#Set('javascript_eslint_executable', 'eslint')
call ale#Set('javascript_eslint_use_global', 0)
call ale#Set('javascript_eslint_suppress_eslintignore', 0)
call ale#Set('javascript_eslint_suppress_missing_config', 0)
function! ale#handlers#eslint#FindConfig(buffer) abort
for l:path in ale#path#Upwards(expand('#' . a:buffer . ':p:h'))
@ -64,7 +65,7 @@ function! s:AddHintsForTypeScriptParsingErrors(output) abort
endfor
endfunction
function! ale#handlers#eslint#Handle(buffer, lines) abort
function! s:CheckForBadConfig(buffer, lines) abort
let l:config_error_pattern = '\v^ESLint couldn''t find a configuration file'
\ . '|^Cannot read config file'
\ . '|^.*Configuration for rule .* is invalid'
@ -73,14 +74,30 @@ function! ale#handlers#eslint#Handle(buffer, lines) abort
" Look for a message in the first few lines which indicates that
" a configuration file couldn't be found.
for l:line in a:lines[:10]
if len(matchlist(l:line, l:config_error_pattern)) > 0
let l:match = matchlist(l:line, l:config_error_pattern)
if len(l:match) > 0
" Don't show the missing config error if we've disabled it.
if ale#Var(a:buffer, 'javascript_eslint_suppress_missing_config')
\&& l:match[0] is# 'ESLint couldn''t find a configuration file'
return 0
endif
return 1
endif
endfor
return 0
endfunction
function! ale#handlers#eslint#Handle(buffer, lines) abort
if s:CheckForBadConfig(a:buffer, a:lines)
return [{
\ 'lnum': 1,
\ 'text': 'eslint configuration error (type :ALEDetail for more information)',
\ 'detail': join(a:lines, "\n"),
\}]
endif
endfor
" Matches patterns line the following:
"

17
doc/ale-javascript.txt
View File

@ -56,8 +56,21 @@ g:ale_javascript_eslint_suppress_eslintignore
Type: |Number|
Default: `0`
This variable can be set to disable the warning that linting is disabled on
the current file due to being covered by `.eslintignore`.
This variable can be set to `1` to disable warnings for files being ignored
by eslint.
g:ale_javascript_eslint_suppress_missing_config
*g:ale_javascript_eslint_suppress_missing_config*
*b:ale_javascript_eslint_suppress_missing_config*
Type: |Number|
Default: `0`
This variable can be set to `1` to disable errors for missing eslint
configuration files.
When turning this option on, eslint will not report any problems when no
configuration files are found.
===============================================================================

126
test/handler/test_eslint_handler.vader
View File

@ -1,11 +1,16 @@
Before:
Save g:ale_javascript_eslint_suppress_eslintignore
Save g:ale_javascript_eslint_suppress_missing_config
let g:ale_javascript_eslint_suppress_eslintignore = 0
let b:ale_javascript_eslint_suppress_missing_config = 0
unlet! b:ale_javascript_eslint_suppress_missing_config
After:
Restore
unlet! b:ale_javascript_eslint_suppress_missing_config
unlet! g:config_error_lines
Execute(The eslint handler should parse lines correctly):
@ -30,7 +35,7 @@ Execute(The eslint handler should parse lines correctly):
\ 'type': 'E',
\ },
\ ],
\ ale#handlers#eslint#Handle(347, [
\ ale#handlers#eslint#Handle(bufnr(''), [
\ 'This line should be ignored completely',
\ '/path/to/some-filename.js:47:14: Missing trailing comma. [Warning/comma-dangle]',
\ '/path/to/some-filename.js:56:41: Missing semicolon. [Error/semi]',
@ -58,7 +63,26 @@ Execute(The eslint handler should print a message about a missing configuration
\ 'text': 'eslint configuration error (type :ALEDetail for more information)',
\ 'detail': join(g:config_error_lines, "\n"),
\ }],
\ ale#handlers#eslint#Handle(347, g:config_error_lines[:])
\ ale#handlers#eslint#Handle(bufnr(''), g:config_error_lines[:])
Execute(The eslint handler should allow the missing config error to be suppressed):
let b:ale_javascript_eslint_suppress_missing_config = 1
let g:config_error_lines = [
\ '',
\ 'Oops! Something went wrong! :(',
\ '',
\ 'ESLint couldn''t find a configuration file. To set up a configuration file for this project, please run:',
\ ' eslint --init',
\ '',
\ 'ESLint looked for configuration files in /some/path/or/other and its ancestors.',
\ '',
\ 'If you think you already have a configuration file or if you need more help, please stop by the ESLint chat room: https://gitter.im/eslint/eslint',
\ '',
\ ]
AssertEqual
\ [],
\ ale#handlers#eslint#Handle(bufnr(''), g:config_error_lines[:])
Execute(The eslint handler should print a message for config parsing errors):
let g:config_error_lines = [
@ -86,7 +110,36 @@ Execute(The eslint handler should print a message for config parsing errors):
\ 'text': 'eslint configuration error (type :ALEDetail for more information)',
\ 'detail': join(g:config_error_lines, "\n"),
\ }],
\ ale#handlers#eslint#Handle(347, g:config_error_lines[:])
\ ale#handlers#eslint#Handle(bufnr(''), g:config_error_lines[:])
Execute(Suppressing missing configs shouldn't suppress parsing errors):
let b:ale_javascript_eslint_suppress_missing_config = 1
let g:config_error_lines = [
\ 'Cannot read config file: /some/path/or/other/.eslintrc.js',
\ 'Error: Unexpected token <<',
\ '/some/path/or/other/.eslintrc.js:1',
\ '(function (exports, require, module, __filename, __dirname) { <<<>>>',
\ ' ^^',
\ 'SyntaxError: Unexpected token <<',
\ ' at Object.exports.runInThisContext (vm.js:76:16)',
\ ' at Module._compile (module.js:528:28)',
\ ' at Object.Module._extensions..js (module.js:565:10)',
\ ' at Module.load (module.js:473:32)',
\ ' at tryModuleLoad (module.js:432:12)',
\ ' at Function.Module._load (module.js:424:3)',
\ ' at Module.require (module.js:483:17)',
\ ' at require (internal/module.js:20:19)',
\ ' at module.exports (/usr/local/lib/node_modules/eslint/node_modules/require-uncached/index.js:14:12)',
\ ' at loadJSConfigFile (/usr/local/lib/node_modules/eslint/lib/config/config-file.js:160:16)',
\]
AssertEqual
\ [{
\ 'lnum': 1,
\ 'text': 'eslint configuration error (type :ALEDetail for more information)',
\ 'detail': join(g:config_error_lines, "\n"),
\ }],
\ ale#handlers#eslint#Handle(bufnr(''), g:config_error_lines[:])
Execute(The eslint handler should print a message for invalid configuration settings):
let g:config_error_lines = [
@ -116,7 +169,38 @@ Execute(The eslint handler should print a message for invalid configuration sett
\ 'text': 'eslint configuration error (type :ALEDetail for more information)',
\ 'detail': join(g:config_error_lines, "\n"),
\ }],
\ ale#handlers#eslint#Handle(347, g:config_error_lines[:])
\ ale#handlers#eslint#Handle(bufnr(''), g:config_error_lines[:])
Execute(Suppressing missing configs shouldn't suppress invalid config errors):
let b:ale_javascript_eslint_suppress_missing_config = 1
let g:config_error_lines = [
\ '/home/w0rp/git/wazoku/wazoku-spotlight/.eslintrc.js:',
\ ' Configuration for rule "indent" is invalid:',
\ ' Value "off" is the wrong type.',
\ '',
\ 'Error: /home/w0rp/git/wazoku/wazoku-spotlight/.eslintrc.js:',
\ ' Configuration for rule "indent" is invalid:',
\ ' Value "off" is the wrong type.',
\ '',
\ ' at validateRuleOptions (/usr/local/lib/node_modules/eslint/lib/config/config-validator.js:115:15)',
\ ' at /usr/local/lib/node_modules/eslint/lib/config/config-validator.js:162:13',
\ ' at Array.forEach (native)',
\ ' at Object.validate (/usr/local/lib/node_modules/eslint/lib/config/config-validator.js:161:35)',
\ ' at Object.load (/usr/local/lib/node_modules/eslint/lib/config/config-file.js:522:19)',
\ ' at loadConfig (/usr/local/lib/node_modules/eslint/lib/config.js:63:33)',
\ ' at getLocalConfig (/usr/local/lib/node_modules/eslint/lib/config.js:130:29)',
\ ' at Config.getConfig (/usr/local/lib/node_modules/eslint/lib/config.js:256:22)',
\ ' at processText (/usr/local/lib/node_modules/eslint/lib/cli-engine.js:224:33)',
\ ' at CLIEngine.executeOnText (/usr/local/lib/node_modules/eslint/lib/cli-engine.js:756:26)',
\]
AssertEqual
\ [{
\ 'lnum': 1,
\ 'text': 'eslint configuration error (type :ALEDetail for more information)',
\ 'detail': join(g:config_error_lines, "\n"),
\ }],
\ ale#handlers#eslint#Handle(bufnr(''), g:config_error_lines[:])
Execute(The eslint handler should print a message when import is not used in a module):
let g:config_error_lines = [
@ -140,7 +224,33 @@ Execute(The eslint handler should print a message when import is not used in a m
\ 'text': 'eslint configuration error (type :ALEDetail for more information)',
\ 'detail': join(g:config_error_lines, "\n"),
\ }],
\ ale#handlers#eslint#Handle(347, g:config_error_lines[:])
\ ale#handlers#eslint#Handle(bufnr(''), g:config_error_lines[:])
Execute(Suppressing missing configs shouldn't suppress module import errors):
let b:ale_javascript_eslint_suppress_missing_config = 1
let g:config_error_lines = [
\ 'ImportDeclaration should appear when the mode is ES6 and in the module context.',
\ 'AssertionError: ImportDeclaration should appear when the mode is ES6 and in the module context.',
\ ' at Referencer.ImportDeclaration (/home/w0rp/git/wazoku/wazoku-spotlight/spotlight/static/node_modules/eslint-scope/lib/referencer.js:597:9)',
\ ' at Referencer.Visitor.visit (/home/w0rp/git/wazoku/wazoku-spotlight/spotlight/static/node_modules/esrecurse/esrecurse.js:122:34)',
\ ' at Referencer.Visitor.visitChildren (/home/w0rp/git/wazoku/wazoku-spotlight/spotlight/static/node_modules/esrecurse/esrecurse.js:101:38)',
\ ' at Referencer.Program (/home/w0rp/git/wazoku/wazoku-spotlight/spotlight/static/node_modules/eslint-scope/lib/referencer.js:449:14)',
\ ' at Referencer.Visitor.visit (/home/w0rp/git/wazoku/wazoku-spotlight/spotlight/static/node_modules/esrecurse/esrecurse.js:122:34)',
\ ' at Object.analyze (/home/w0rp/git/wazoku/wazoku-spotlight/spotlight/static/node_modules/eslint-scope/lib/index.js:138:16)',
\ ' at EventEmitter.module.exports.api.verify (/home/w0rp/git/wazoku/wazoku-spotlight/spotlight/static/node_modules/eslint/lib/eslint.js:887:40)',
\ ' at processText (/home/w0rp/git/wazoku/wazoku-spotlight/spotlight/static/node_modules/eslint/lib/cli-engine.js:278:31)',
\ ' at CLIEngine.executeOnText (/home/w0rp/git/wazoku/wazoku-spotlight/spotlight/static/node_modules/eslint/lib/cli-engine.js:734:26)',
\ ' at Object.execute (/home/w0rp/git/wazoku/wazoku-spotlight/spotlight/static/node_modules/eslint/lib/cli.js:171:42) ',
\]
AssertEqual
\ [{
\ 'lnum': 1,
\ 'text': 'eslint configuration error (type :ALEDetail for more information)',
\ 'detail': join(g:config_error_lines, "\n"),
\ }],
\ ale#handlers#eslint#Handle(bufnr(''), g:config_error_lines[:])
Execute(The eslint handler should output end_col values where appropriate):
AssertEqual
@ -188,7 +298,7 @@ Execute(The eslint handler should output end_col values where appropriate):
\ 'type': 'E',
\ },
\ ],
\ ale#handlers#eslint#Handle(347, [
\ ale#handlers#eslint#Handle(bufnr(''), [
\ 'app.js:4:3: Parsing error: Unexpected token ''some string'' [Error]',
\ 'app.js:70:3: ''foo'' is not defined. [Error/no-undef]',
\ 'app.js:71:2: Unexpected `await` inside a loop. [Error/no-await-in-loop]',
@ -222,7 +332,7 @@ Execute(eslint should warn about ignored files by default):
\ 'type': 'W',
\ 'text': 'File ignored because of a matching ignore pattern. Use "--no-ignore" to override. [Warning]'
\ }],
\ ale#handlers#eslint#Handle(347, [
\ ale#handlers#eslint#Handle(bufnr(''), [
\ '/path/to/some/ignored.js:0:0: File ignored because of a matching ignore pattern. Use "--no-ignore" to override. [Warning]',
\ ])
@ -231,6 +341,6 @@ Execute(eslint should not warn about ignored files when explicitly disabled):
AssertEqual
\ [],
\ ale#handlers#eslint#Handle(347, [
\ ale#handlers#eslint#Handle(bufnr(''), [
\ '/path/to/some/ignored.js:0:0: File ignored because of a matching ignore pattern. Use "--no-ignore" to override. [Warning]',
\ ])