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Handle flow extra errors (#946)

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Show more information for Flow errors with :ALEDetail
This commit is contained in:
Florian Beeres 2017-11-11 13:07:08 +01:00 committed by w0rp
parent 4952e2f143
commit 52b6024997
2 changed files with 205 additions and 5 deletions
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54
ale_linters/javascript/flow.vim Normal file → Executable file
View File

@ -1,6 +1,9 @@
" Author: Zach Perrault -- @zperrault
" Description: FlowType checking for JavaScript files
" Flow extra errors
" Author: Florian Beeres <yuuki@protonmail.com>
call ale#Set('javascript_flow_executable', 'flow')
call ale#Set('javascript_flow_use_global', 0)
@ -53,6 +56,44 @@ function! s:GetJSONLines(lines) abort
return a:lines[l:start_index :]
endfunction
function! s:ExtraErrorMsg(current, new) abort
let l:newMsg = ''
if a:current is# ''
" extra messages appear to already have a :
let l:newMsg = a:new
else
let l:newMsg = a:current . ' ' . a:new
endif
return l:newMsg
endfunction
function! s:GetDetails(error) abort
let l:detail = ''
for l:extra_error in a:error.extra
if has_key(l:extra_error, 'message')
for l:extra_message in l:extra_error.message
let l:detail = s:ExtraErrorMsg(l:detail, l:extra_message.descr)
endfor
endif
if has_key(l:extra_error, 'children')
for l:child in l:extra_error.children
for l:child_message in l:child.message
let l:detail = l:detail . ' ' . l:child_message.descr
endfor
endfor
endif
endfor
return l:detail
endfunction
function! ale_linters#javascript#flow#Handle(buffer, lines) abort
let l:str = join(s:GetJSONLines(a:lines), '')
@ -91,12 +132,19 @@ function! ale_linters#javascript#flow#Handle(buffer, lines) abort
let l:text = l:text . ' See also: ' . l:error.operation.descr
endif
call add(l:output, {
let l:errorToAdd = {
\ 'lnum': l:line,
\ 'col': l:col,
\ 'text': l:text,
\ 'type': l:error.level is# 'error' ? 'E' : 'W',
\})
\ 'type': has_key(l:error, 'level') && l:error.level is# 'error' ? 'E' : 'W',
\}
if has_key(l:error, 'extra')
let l:errorToAdd.detail = s:GetDetails(l:error)
endif
call add(l:output, l:errorToAdd)
endfor
return l:output

156
test/handler/test_flow_handler.vader
View File

@ -243,7 +243,7 @@ Execute(The flow handler should fetch the correct location for the currently ope
\ 'lnum': 6,
\ 'col': 3,
\ 'type': 'E',
\ 'text': 'property `bar`: Property not found in props of React element `Foo` See also: React element `Foo`'
\ 'text': 'property `bar`: Property not found in props of React element `Foo` See also: React element `Foo`',
\ }
\]
@ -347,7 +347,159 @@ Execute(The flow handler should handle relative paths):
\ 'lnum': 6,
\ 'col': 3,
\ 'type': 'E',
\ 'text': 'property `bar`: Property not found in props of React element `Foo` See also: React element `Foo`'
\ 'text': 'property `bar`: Property not found in props of React element `Foo` See also: React element `Foo`',
\ }
\]
AssertEqual g:expected, g:actual
Execute(The flow handler should handle extra errors):
silent! noautocmd file /Users/rav/Projects/vim-ale-flow/index.js
let g:flow_output = {
\ "flowVersion": "0.54.0",
\ "errors": [{
\ "extra": [{
\ "message": [{
\ "context": v:null,
\ "descr": "Property \`setVector\` is incompatible:",
\ "type": "Blame ",
\ "path": "",
\ "line": 0,
\ "endline": 0,
\ "start": 1,
\ "end": 0
\ }],
\ "children": [{
\ "message": [{
\ "context": "setVector = \{2\}",
\ "descr": "number ",
\ "type": "Blame ",
\ "loc": {
\ "source": expand('%:p'),
\ "type": "SourceFile ",
\ "start": {
\ "line": 90,
\ "column": 30,
\ "offset": 2296
\ },
\ "end": {
\ "line": 90,
\ "column": 30,
\ "offset": 2297
\ }
\ },
\ "path": expand('%:p'),
\ "line": 90,
\ "endline": 90,
\ "start": 30,
\ "end": 30
\ }, {
\ "context": v:null,
\ "descr": "This type is incompatible with ",
\ "type": "Comment ",
\ "path": "",
\ "line": 0,
\ "endline": 0,
\ "start": 1,
\ "end": 0
\ }, {
\ "context": "setVector: VectorType => void,",
\ "descr": "function type ",
\ "type": "Blame ",
\ "loc": {
\ "source": expand('%:p'),
\ "type": "SourceFile",
\ "start": {
\ "line": 9,
\ "column": 14,
\ "offset": 252
\ },
\ "end": {
\ "line": 9,
\ "column": 31,
\ "offset": 270
\ }
\ },
\ "path": expand('%:p'),
\ "line": 9,
\ "endline": 9,
\ "start": 14,
\ "end": 31
\ }]
\ }]
\ }],
\ "kind": "infer",
\ "level": "error",
\ "suppressions": [],
\ "message": [{
\ "context": " < New ",
\ "descr": "props of React element `New`",
\ "type": "Blame",
\ "loc": {
\ "source": "vim-ale-flow/foo.js",
\ "type": "SourceFile",
\ "start": {
\ "line": 89,
\ "column": 17,
\ "offset": 2262
\ },
\ "end": {
\ "line": 94,
\ "column": 18,
\ "offset": 2488
\ }
\ },
\ "path": "",
\ "line": 89,
\ "endline": 94,
\ "start": 17,
\ "end": 18
\ }, {
\ "context": v:null,
\ "descr": "This type is incompatible with",
\ "type": "Comment",
\ "path": "",
\ "line": 0,
\ "endline": 0,
\ "start": 1,
\ "end": 0
\ }, {
\ "context": "class New extends React.Component < NewProps,NewState > {",
\ "descr": "object type",
\ "type": "Blame",
\ "loc": {
\ "source": expand('%:p'),
\ "type": "SourceFile",
\ "start": {
\ "line": 20,
\ "column": 35,
\ "offset": 489
\ },
\ "end": {
\ "line": 20,
\ "column": 42,
\ "offset": 497
\ }
\ },
\ "path": expand('%:p'),
\ "line": 20,
\ "endline": 20,
\ "start": 35,
\ "end": 42
\ }]
\ }],
\ "passed": v:false
\}
let g:actual = ale_linters#javascript#flow#Handle(bufnr(''), [json_encode(g:flow_output)])
let g:expected = [
\ {
\ 'lnum': 20,
\ 'col': 35,
\ 'type': 'E',
\ 'text': 'props of React element `New`: This type is incompatible with object type',
\ 'detail': 'Property `setVector` is incompatible: number This type is incompatible with function type ',
\ }
\]