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Fix #246 Don't run flow if there's no .flowconfig

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This commit is contained in:
w0rp 2017-02-10 22:47:56 +00:00
parent 926cd1a953
commit 49f7ce4f6d
6 changed files with 202 additions and 47 deletions
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18
ale_linters/javascript/flow.vim
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@ -20,31 +20,40 @@ function! ale_linters#javascript#flow#GetExecutable(buffer) abort
endfunction
function! ale_linters#javascript#flow#GetCommand(buffer) abort
let l:flow_config = ale#util#FindNearestFile(a:buffer, '.flowconfig')
if empty(l:flow_config)
" Don't run Flow if we can't find a .flowconfig file.
return ''
endif
return ale_linters#javascript#flow#GetExecutable(a:buffer)
\ . ' check-contents --respect-pragma --json --from ale %s'
endfunction
function! ale_linters#javascript#flow#Handle(buffer, lines) abort
let l:str = join(a:lines, '')
if l:str ==# ''
return []
endif
let l:flow_output = json_decode(l:str)
if has_key(l:flow_output, 'errors')
let l:flow_output = json_decode(l:str)
let l:output = []
for l:error in l:flow_output.errors
for l:error in get(l:flow_output, 'errors', [])
" Each error is broken up into parts
let l:text = ''
let l:line = 0
let l:col = 0
for l:message in l:error.message
" Comments have no line of column information
if has_key(l:message, 'loc') && l:line ==# 0
let l:line = l:message.loc.start.line + 0
let l:col = l:message.loc.start.column + 0
endif
if l:text ==# ''
let l:text = l:message.descr . ':'
else
@ -67,9 +76,6 @@ function! ale_linters#javascript#flow#Handle(buffer, lines) abort
endfor
return l:output
else
return []
endif
endfunction
call ale#linter#Define('javascript', {

0
test/flow/a/.flowconfig Normal file
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0
test/flow/a/sub/dummy Normal file
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0
test/flow/b/sub/dummy Normal file
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17
test/test_flow_command.vader Normal file
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@ -0,0 +1,17 @@
Before:
runtime ale_linters/javascript/flow.vim
After:
call ale#linter#Reset()
Execute(flow should return a command to run if a .flowconfig file exists):
silent! cd /testplugin/test
:e! flow/a/sub/dummy
AssertEqual 'flow check-contents --respect-pragma --json --from ale %s', ale_linters#javascript#flow#GetCommand(bufnr('%'))
Execute(flow should not return a command to run if no .flowconfig file exists):
silent! cd /testplugin/test
:e! flow/b/sub/dummy
AssertEqual '', ale_linters#javascript#flow#GetCommand(bufnr('%'))

132
test/test_flow_handler.vader Normal file
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@ -0,0 +1,132 @@
Before:
let g:flow_output = {
\ "flowVersion": "0.39.0",
\ "errors": [
\ {
\ "kind": "infer",
\ "level": "error",
\ "message": [
\ {
\ "context": " return 1",
\ "descr": "number",
\ "type": "Blame",
\ "loc": {
\ "source": "/home/w0rp/Downloads/graphql-js/src/language/parser.js",
\ "type": "SourceFile",
\ "start": {
\ "line": 417,
\ "column": 10,
\ "offset": 9503
\ },
\ "end": {
\ "line": 417,
\ "column": 10,
\ "offset": 9504
\ }
\ },
\ "path": "/home/w0rp/Downloads/graphql-js/src/language/parser.js",
\ "line": 417,
\ "endline": 417,
\ "start": 10,
\ "end": 10
\ },
\ {
\ "context": v:null,
\ "descr": "This type is incompatible with the expected return type of",
\ "type": "Comment",
\ "path": "",
\ "line": 0,
\ "endline": 0,
\ "start": 1,
\ "end": 0
\ },
\ {
\ "context": "function parseArguments(lexer: Lexer<*>): Array<ArgumentNode> {",
\ "descr": "array type",
\ "type": "Blame",
\ "loc": {
\ "source": "/home/w0rp/Downloads/graphql-js/src/language/parser.js",
\ "type": "SourceFile",
\ "start": {
\ "line": 416,
\ "column": 43,
\ "offset": 9472
\ },
\ "end": {
\ "line": 416,
\ "column": 61,
\ "offset": 9491
\ }
\ },
\ "path": "/home/w0rp/Downloads/graphql-js/src/language/parser.js",
\ "line": 416,
\ "endline": 416,
\ "start": 43,
\ "end": 61
\ }
\ ]
\ },
\ {
\ "kind": "infer",
\ "level": "warning",
\ "message": [
\ {
\ "context": " return peek(lexer, TokenKind.PAREN_L) ?",
\ "descr": "unreachable code",
\ "type": "Blame",
\ "loc": {
\ "source": "/home/w0rp/Downloads/graphql-js/src/language/parser.js",
\ "type": "SourceFile",
\ "start": {
\ "line": 419,
\ "column": 3,
\ "offset": 9508
\ },
\ "end": {
\ "line": 421,
\ "column": 7,
\ "offset": 9626
\ }
\ },
\ "path": "/home/w0rp/Downloads/graphql-js/src/language/parser.js",
\ "line": 419,
\ "endline": 421,
\ "start": 3,
\ "end": 7
\ }
\ ]
\ }
\ ],
\ "passed": v:false
\}
runtime ale_linters/javascript/flow.vim
After:
unlet! g:flow_output
unlet! g:expected
unlet! g:actual
call ale#linter#Reset()
Execute(The flow handler should process errors correctly.):
let g:actual = ale_linters#javascript#flow#Handle(347, [json_encode(g:flow_output)])
let g:expected = [
\ {
\ 'lnum': 417,
\ 'bufnr': 347,
\ 'vcol': 0,
\ 'type': 'E',
\ 'col': 10,
\ 'text': 'number: This type is incompatible with the expected return type of array type',
\ },
\ {
\ 'lnum': 419,
\ 'bufnr': 347,
\ 'vcol': 0,
\ 'type': 'W',
\ 'col': 3,
\ 'text': 'unreachable code:',
\ },
\]
AssertEqual g:expected, g:actual