346 lines
9.7 KiB
VimL
346 lines
9.7 KiB
VimL
if !exists("g:go_metalinter_command")
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let g:go_metalinter_command = ""
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endif
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if !exists("g:go_metalinter_autosave_enabled")
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let g:go_metalinter_autosave_enabled = ['vet', 'golint']
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endif
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if !exists("g:go_metalinter_enabled")
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let g:go_metalinter_enabled = ['vet', 'golint', 'errcheck']
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endif
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if !exists("g:go_metalinter_disabled")
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let g:go_metalinter_disabled = []
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endif
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if !exists("g:go_golint_bin")
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let g:go_golint_bin = "golint"
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endif
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if !exists("g:go_errcheck_bin")
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let g:go_errcheck_bin = "errcheck"
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endif
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function! go#lint#Gometa(autosave, ...) abort
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if a:0 == 0
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let goargs = [expand('%:p:h')]
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else
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let goargs = a:000
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endif
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let bin_path = go#path#CheckBinPath("gometalinter")
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if empty(bin_path)
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return
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endif
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let cmd = [bin_path]
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let cmd += ["--disable-all"]
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if a:autosave || empty(g:go_metalinter_command)
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" linters
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let linters = a:autosave ? g:go_metalinter_autosave_enabled : g:go_metalinter_enabled
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for linter in linters
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let cmd += ["--enable=".linter]
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endfor
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for linter in g:go_metalinter_disabled
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let cmd += ["--disable=".linter]
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endfor
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" gometalinter has a --tests flag to tell its linters whether to run
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" against tests. While not all of its linters respect this flag, for those
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" that do, it means if we don't pass --tests, the linter won't run against
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" test files. One example of a linter that will not run against tests if
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" we do not specify this flag is errcheck.
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let cmd += ["--tests"]
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else
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" the user wants something else, let us use it.
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let cmd += split(g:go_metalinter_command, " ")
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endif
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if a:autosave
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" redraw so that any messages that were displayed while writing the file
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" will be cleared
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redraw
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" Include only messages for the active buffer for autosave.
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let cmd += [printf('--include=^%s:.*$', fnamemodify(expand('%:p'), ":."))]
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endif
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" gometalinter has a default deadline of 5 seconds.
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"
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" For async mode (s:lint_job), we want to override the default deadline only
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" if we have a deadline configured.
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"
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" For sync mode (go#util#System), always explicitly pass the 5 seconds
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" deadline if there is no other deadline configured. If a deadline is
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" configured, then use it.
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" Call gometalinter asynchronously.
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if go#util#has_job() && has('lambda')
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let deadline = get(g:, 'go_metalinter_deadline', 0)
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if deadline != 0
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let cmd += ["--deadline=" . deadline]
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endif
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let cmd += goargs
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call s:lint_job({'cmd': cmd}, a:autosave)
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return
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endif
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" We're calling gometalinter synchronously.
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let cmd += ["--deadline=" . get(g:, 'go_metalinter_deadline', "5s")]
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let cmd += goargs
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let [l:out, l:err] = go#util#Exec(cmd)
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if a:autosave
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let l:listtype = go#list#Type("GoMetaLinterAutoSave")
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else
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let l:listtype = go#list#Type("GoMetaLinter")
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endif
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if l:err == 0
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call go#list#Clean(l:listtype)
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call go#list#Window(l:listtype)
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echon "vim-go: " | echohl Function | echon "[metalinter] PASS" | echohl None
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else
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" GoMetaLinter can output one of the two, so we look for both:
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" <file>:<line>:[<column>]: <message> (<linter>)
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" <file>:<line>:: <message> (<linter>)
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" This can be defined by the following errorformat:
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let errformat = "%f:%l:%c:%t%*[^:]:\ %m,%f:%l::%t%*[^:]:\ %m"
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" Parse and populate our location list
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call go#list#ParseFormat(l:listtype, errformat, split(out, "\n"), 'GoMetaLinter')
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let errors = go#list#Get(l:listtype)
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call go#list#Window(l:listtype, len(errors))
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if !a:autosave
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call go#list#JumpToFirst(l:listtype)
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endif
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endif
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endfunction
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" Golint calls 'golint' on the current directory. Any warnings are populated in
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" the location list
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function! go#lint#Golint(...) abort
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let bin_path = go#path#CheckBinPath(g:go_golint_bin)
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if empty(bin_path)
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return
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endif
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let bin_path = go#util#Shellescape(bin_path)
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if a:0 == 0
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let out = go#util#System(bin_path . " " . go#util#Shellescape(go#package#ImportPath()))
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else
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let out = go#util#System(bin_path . " " . go#util#Shelljoin(a:000))
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endif
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if empty(out)
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echon "vim-go: " | echohl Function | echon "[lint] PASS" | echohl None
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return
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endif
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let l:listtype = go#list#Type("GoLint")
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call go#list#Parse(l:listtype, out)
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let errors = go#list#Get(l:listtype)
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call go#list#Window(l:listtype, len(errors))
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call go#list#JumpToFirst(l:listtype)
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endfunction
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" Vet calls 'go vet' on the current directory. Any warnings are populated in
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" the location list
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function! go#lint#Vet(bang, ...) abort
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call go#cmd#autowrite()
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echon "vim-go: " | echohl Identifier | echon "calling vet..." | echohl None
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if a:0 == 0
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let out = go#util#System('go vet ' . go#util#Shellescape(go#package#ImportPath()))
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else
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let out = go#util#System('go tool vet ' . go#util#Shelljoin(a:000))
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endif
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let l:listtype = go#list#Type("GoVet")
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if go#util#ShellError() != 0
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let errors = go#tool#ParseErrors(split(out, '\n'))
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call go#list#Populate(l:listtype, errors, 'Vet')
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call go#list#Window(l:listtype, len(errors))
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if !empty(errors) && !a:bang
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call go#list#JumpToFirst(l:listtype)
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endif
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echon "vim-go: " | echohl ErrorMsg | echon "[vet] FAIL" | echohl None
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else
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call go#list#Clean(l:listtype)
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call go#list#Window(l:listtype)
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redraw | echon "vim-go: " | echohl Function | echon "[vet] PASS" | echohl None
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endif
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endfunction
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" ErrCheck calls 'errcheck' for the given packages. Any warnings are populated in
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" the location list
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function! go#lint#Errcheck(...) abort
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if a:0 == 0
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let import_path = go#package#ImportPath()
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if import_path == -1
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echohl Error | echomsg "vim-go: package is not inside GOPATH src" | echohl None
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return
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endif
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else
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let import_path = go#util#Shelljoin(a:000)
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endif
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let bin_path = go#path#CheckBinPath(g:go_errcheck_bin)
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if empty(bin_path)
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return
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endif
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echon "vim-go: " | echohl Identifier | echon "errcheck analysing ..." | echohl None
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redraw
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let command = go#util#Shellescape(bin_path) . ' -abspath ' . import_path
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let out = go#tool#ExecuteInDir(command)
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let l:listtype = go#list#Type("GoErrCheck")
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if go#util#ShellError() != 0
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let errformat = "%f:%l:%c:\ %m, %f:%l:%c\ %#%m"
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" Parse and populate our location list
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call go#list#ParseFormat(l:listtype, errformat, split(out, "\n"), 'Errcheck')
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let errors = go#list#Get(l:listtype)
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if empty(errors)
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echohl Error | echomsg "GoErrCheck returned error" | echohl None
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echo out
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return
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endif
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if !empty(errors)
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echohl Error | echomsg "GoErrCheck found errors" | echohl None
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call go#list#Populate(l:listtype, errors, 'Errcheck')
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call go#list#Window(l:listtype, len(errors))
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if !empty(errors)
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call go#list#JumpToFirst(l:listtype)
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endif
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endif
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else
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call go#list#Clean(l:listtype)
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call go#list#Window(l:listtype)
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echon "vim-go: " | echohl Function | echon "[errcheck] PASS" | echohl None
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endif
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endfunction
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function! go#lint#ToggleMetaLinterAutoSave() abort
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if get(g:, "go_metalinter_autosave", 0)
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let g:go_metalinter_autosave = 0
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call go#util#EchoProgress("auto metalinter disabled")
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return
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end
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let g:go_metalinter_autosave = 1
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call go#util#EchoProgress("auto metalinter enabled")
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endfunction
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function! s:lint_job(args, autosave)
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let status_dir = expand('%:p:h')
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let started_at = reltime()
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call go#statusline#Update(status_dir, {
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\ 'desc': "current status",
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\ 'type': "gometalinter",
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\ 'state': "analysing",
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\})
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" autowrite is not enabled for jobs
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call go#cmd#autowrite()
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if a:autosave
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let l:listtype = go#list#Type("GoMetaLinterAutoSave")
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else
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let l:listtype = go#list#Type("GoMetaLinter")
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endif
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let l:errformat = '%f:%l:%c:%t%*[^:]:\ %m,%f:%l::%t%*[^:]:\ %m'
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let l:messages = []
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let l:exited = 0
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let l:closed = 0
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let l:exit_status = 0
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let l:winnr = winnr()
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function! s:callback(chan, msg) closure
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call add(messages, a:msg)
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endfunction
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function! s:exit_cb(job, exitval) closure
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let exited = 1
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let exit_status = a:exitval
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let status = {
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\ 'desc': 'last status',
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\ 'type': "gometaliner",
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\ 'state': "finished",
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\ }
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if a:exitval
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let status.state = "failed"
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endif
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let elapsed_time = reltimestr(reltime(started_at))
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" strip whitespace
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let elapsed_time = substitute(elapsed_time, '^\s*\(.\{-}\)\s*$', '\1', '')
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let status.state .= printf(" (%ss)", elapsed_time)
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call go#statusline#Update(status_dir, status)
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if closed
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call s:show_errors()
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endif
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endfunction
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function! s:close_cb(ch) closure
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let closed = 1
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if exited
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call s:show_errors()
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endif
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endfunction
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function! s:show_errors() closure
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" make sure the current window is the window from which gometalinter was
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" run when the listtype is locationlist so that the location list for the
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" correct window will be populated.
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if l:listtype == 'locationlist'
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exe l:winnr . "wincmd w"
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endif
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let l:errorformat = '%f:%l:%c:%t%*[^:]:\ %m,%f:%l::%t%*[^:]:\ %m'
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call go#list#ParseFormat(l:listtype, l:errorformat, messages, 'GoMetaLinter')
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let errors = go#list#Get(l:listtype)
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call go#list#Window(l:listtype, len(errors))
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if get(g:, 'go_echo_command_info', 1)
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call go#util#EchoSuccess("linting finished")
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endif
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endfunction
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let start_options = {
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\ 'callback': funcref("s:callback"),
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\ 'exit_cb': funcref("s:exit_cb"),
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\ 'close_cb': funcref("s:close_cb"),
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\ }
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call job_start(a:args.cmd, start_options)
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if get(g:, 'go_echo_command_info', 1)
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call go#util#EchoProgress("linting started ...")
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endif
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endfunction
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" vim: sw=2 ts=2 et
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