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ultimate-vim/sources_non_forked/vim-go/autoload/go/lint.vim
Amir Salihefendic 3e3297af67 Updated plugins
2018-06-14 12:31:12 +02:00

305 lines
8.7 KiB
VimL

function! go#lint#Gometa(autosave, ...) abort
if a:0 == 0
let goargs = [expand('%:p:h')]
else
let goargs = a:000
endif
let bin_path = go#path#CheckBinPath("gometalinter")
if empty(bin_path)
return
endif
let cmd = [bin_path]
let cmd += ["--disable-all"]
if a:autosave || empty(go#config#MetalinterCommand())
" linters
let linters = a:autosave ? go#config#MetalinterAutosaveEnabled() : go#config#MetalinterEnabled()
for linter in linters
let cmd += ["--enable=".linter]
endfor
for linter in go#config#MetalinterDisabled()
let cmd += ["--disable=".linter]
endfor
" gometalinter has a --tests flag to tell its linters whether to run
" against tests. While not all of its linters respect this flag, for those
" that do, it means if we don't pass --tests, the linter won't run against
" test files. One example of a linter that will not run against tests if
" we do not specify this flag is errcheck.
let cmd += ["--tests"]
else
" the user wants something else, let us use it.
let cmd += split(go#config#MetalinterCommand(), " ")
endif
if a:autosave
" redraw so that any messages that were displayed while writing the file
" will be cleared
redraw
" Include only messages for the active buffer for autosave.
let cmd += [printf('--include=^%s:.*$', fnamemodify(expand('%:p'), ":."))]
endif
" Call gometalinter asynchronously.
let deadline = go#config#MetalinterDeadline()
if deadline != ''
let cmd += ["--deadline=" . deadline]
endif
let cmd += goargs
if go#util#has_job() && has('lambda')
call s:lint_job({'cmd': cmd}, a:autosave)
return
endif
let [l:out, l:err] = go#util#Exec(cmd)
if a:autosave
let l:listtype = go#list#Type("GoMetaLinterAutoSave")
else
let l:listtype = go#list#Type("GoMetaLinter")
endif
if l:err == 0
call go#list#Clean(l:listtype)
echon "vim-go: " | echohl Function | echon "[metalinter] PASS" | echohl None
else
" GoMetaLinter can output one of the two, so we look for both:
" <file>:<line>:[<column>]: <message> (<linter>)
" <file>:<line>:: <message> (<linter>)
" This can be defined by the following errorformat:
let errformat = "%f:%l:%c:%t%*[^:]:\ %m,%f:%l::%t%*[^:]:\ %m"
" Parse and populate our location list
call go#list#ParseFormat(l:listtype, errformat, split(out, "\n"), 'GoMetaLinter')
let errors = go#list#Get(l:listtype)
call go#list#Window(l:listtype, len(errors))
if !a:autosave
call go#list#JumpToFirst(l:listtype)
endif
endif
endfunction
" Golint calls 'golint' on the current directory. Any warnings are populated in
" the location list
function! go#lint#Golint(...) abort
if a:0 == 0
let [l:out, l:err] = go#util#Exec([go#config#GolintBin(), go#package#ImportPath()])
else
let [l:out, l:err] = go#util#Exec([go#config#GolintBin()] + a:000)
endif
if empty(l:out)
call go#util#EchoSuccess('[lint] PASS')
return
endif
let l:listtype = go#list#Type("GoLint")
call go#list#Parse(l:listtype, l:out, "GoLint")
let l:errors = go#list#Get(l:listtype)
call go#list#Window(l:listtype, len(l:errors))
call go#list#JumpToFirst(l:listtype)
endfunction
" Vet calls 'go vet' on the current directory. Any warnings are populated in
" the location list
function! go#lint#Vet(bang, ...) abort
call go#cmd#autowrite()
call go#util#EchoProgress('calling vet...')
if a:0 == 0
let [l:out, l:err] = go#util#Exec(['go', 'vet', go#package#ImportPath()])
else
let [l:out, l:err] = go#util#Exec(['go', 'tool', 'vet'] + a:000)
endif
let l:listtype = go#list#Type("GoVet")
if l:err != 0
let errorformat = "%-Gexit status %\\d%\\+," . &errorformat
call go#list#ParseFormat(l:listtype, l:errorformat, out, "GoVet")
let errors = go#list#Get(l:listtype)
call go#list#Window(l:listtype, len(errors))
if !empty(errors) && !a:bang
call go#list#JumpToFirst(l:listtype)
endif
call go#util#EchoError('[vet] FAIL')
else
call go#list#Clean(l:listtype)
call go#util#EchoSuccess('[vet] PASS')
endif
endfunction
" ErrCheck calls 'errcheck' for the given packages. Any warnings are populated in
" the location list
function! go#lint#Errcheck(...) abort
if a:0 == 0
let l:import_path = go#package#ImportPath()
if import_path == -1
call go#util#EchoError('package is not inside GOPATH src')
return
endif
else
let l:import_path = join(a:000, ' ')
endif
call go#util#EchoProgress('[errcheck] analysing ...')
redraw
let [l:out, l:err] = go#util#Exec([go#config#ErrcheckBin(), '-abspath', l:import_path])
let l:listtype = go#list#Type("GoErrCheck")
if l:err != 0
let errformat = "%f:%l:%c:\ %m, %f:%l:%c\ %#%m"
" Parse and populate our location list
call go#list#ParseFormat(l:listtype, errformat, split(out, "\n"), 'Errcheck')
let l:errors = go#list#Get(l:listtype)
if empty(l:errors)
call go#util#EchoError(l:out)
return
endif
if !empty(errors)
call go#list#Populate(l:listtype, errors, 'Errcheck')
call go#list#Window(l:listtype, len(errors))
if !empty(errors)
call go#list#JumpToFirst(l:listtype)
endif
endif
else
call go#list#Clean(l:listtype)
call go#util#EchoSuccess('[errcheck] PASS')
endif
endfunction
function! go#lint#ToggleMetaLinterAutoSave() abort
if go#config#MetalinterAutosave()
call go#config#SetMetalinterAutosave(0)
call go#util#EchoProgress("auto metalinter disabled")
return
end
call go#config#SetMetalinterAutosave(1)
call go#util#EchoProgress("auto metalinter enabled")
endfunction
function! s:lint_job(args, autosave)
let state = {
\ 'status_dir': expand('%:p:h'),
\ 'started_at': reltime(),
\ 'messages': [],
\ 'exited': 0,
\ 'closed': 0,
\ 'exit_status': 0,
\ 'winid': win_getid(winnr()),
\ 'autosave': a:autosave
\ }
call go#statusline#Update(state.status_dir, {
\ 'desc': "current status",
\ 'type': "gometalinter",
\ 'state': "analysing",
\})
" autowrite is not enabled for jobs
call go#cmd#autowrite()
if a:autosave
let state.listtype = go#list#Type("GoMetaLinterAutoSave")
else
let state.listtype = go#list#Type("GoMetaLinter")
endif
function! s:callback(chan, msg) dict closure
call add(self.messages, a:msg)
endfunction
function! s:exit_cb(job, exitval) dict
let self.exited = 1
let self.exit_status = a:exitval
let status = {
\ 'desc': 'last status',
\ 'type': "gometaliner",
\ 'state': "finished",
\ }
if a:exitval
let status.state = "failed"
endif
let elapsed_time = reltimestr(reltime(self.started_at))
" strip whitespace
let elapsed_time = substitute(elapsed_time, '^\s*\(.\{-}\)\s*$', '\1', '')
let status.state .= printf(" (%ss)", elapsed_time)
call go#statusline#Update(self.status_dir, status)
if self.closed
call self.show_errors()
endif
endfunction
function! s:close_cb(ch) dict
let self.closed = 1
if self.exited
call self.show_errors()
endif
endfunction
function state.show_errors()
let l:winid = win_getid(winnr())
" make sure the current window is the window from which gometalinter was
" run when the listtype is locationlist so that the location list for the
" correct window will be populated.
if self.listtype == 'locationlist'
call win_gotoid(self.winid)
endif
let l:errorformat = '%f:%l:%c:%t%*[^:]:\ %m,%f:%l::%t%*[^:]:\ %m'
call go#list#ParseFormat(self.listtype, l:errorformat, self.messages, 'GoMetaLinter')
let errors = go#list#Get(self.listtype)
call go#list#Window(self.listtype, len(errors))
" move to the window that was active before processing the errors, because
" the user may have moved around within the window or even moved to a
" different window since saving. Moving back to current window as of the
" start of this function avoids the perception that the quickfix window
" steals focus when linting takes a while.
if self.autosave
call win_gotoid(self.winid)
endif
if go#config#EchoCommandInfo()
call go#util#EchoSuccess("linting finished")
endif
endfunction
" explicitly bind the callbacks to state so that self within them always
" refers to state. See :help Partial for more information.
let start_options = {
\ 'callback': funcref("s:callback", [], state),
\ 'exit_cb': funcref("s:exit_cb", [], state),
\ 'close_cb': funcref("s:close_cb", [], state),
\ }
call job_start(a:args.cmd, start_options)
if go#config#EchoCommandInfo()
call go#util#EchoProgress("linting started ...")
endif
endfunction
" vim: sw=2 ts=2 et