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Diffstat (limited to 'dotfiles/.vim/autoload/neomake/makers/ft/rust.vim')
| -rw-r--r-- | dotfiles/.vim/autoload/neomake/makers/ft/rust.vim | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/dotfiles/.vim/autoload/neomake/makers/ft/rust.vim b/dotfiles/.vim/autoload/neomake/makers/ft/rust.vim new file mode 100644 index 0000000..71ddec1 --- /dev/null +++ b/dotfiles/.vim/autoload/neomake/makers/ft/rust.vim @@ -0,0 +1,233 @@ +function! neomake#makers#ft#rust#EnabledMakers() abort + return ['cargo'] +endfunction + +function! neomake#makers#ft#rust#rustc() abort + return { + \ 'errorformat': + \ '%-Gerror: aborting due to previous error,'. + \ '%-Gerror: aborting due to %\\d%\\+ previous errors,'. + \ '%-Gerror: Could not compile `%s`.,'. + \ '%Eerror[E%n]: %m,'. + \ '%Eerror: %m,'. + \ '%Wwarning: %m,'. + \ '%Inote: %m,'. + \ '%-Z\ %#-->\ %f:%l:%c,'. + \ '%G\ %#\= %*[^:]: %m,'. + \ '%G\ %#|\ %#%\\^%\\+ %m,'. + \ '%I%>help:\ %#%m,'. + \ '%Z\ %#%m,'. + \ '%-G%.%#', + \ } +endfunction + +function! s:get_cargo_workspace_root() abort + if !exists('b:_neomake_cargo_workspace') + let cmd = 'cargo metadata --no-deps --format-version 1' + let [cd_error, cd_back_cmd] = neomake#utils#temp_cd(expand('%:h')) + if !empty(cd_error) + call neomake#log#debug(printf( + \ 's:get_cargo_workspace_root: failed to cd to buffer directory: %s.', + \ cd_error)) + endif + let output = system(cmd) + if !empty(cd_back_cmd) + exe cd_back_cmd + endif + if v:shell_error + call neomake#log#debug(printf( + \ 'Failed to get cargo metadata for workspace using %s.', + \ string(cmd))) + let b:_neomake_cargo_workspace = '' + else + let json = neomake#compat#json_decode(output) + let b:_neomake_cargo_workspace = json['workspace_root'] + endif + endif + return b:_neomake_cargo_workspace +endfunction + +function! s:get_cargo_maker_cwd(default) abort + let cargo_workspace_root = s:get_cargo_workspace_root() + if !empty(cargo_workspace_root) + return cargo_workspace_root + endif + + let cargo_toml = neomake#utils#FindGlobFile('Cargo.toml') + if !empty(cargo_toml) + return fnamemodify(cargo_toml, ':h') + endif + + return a:default +endfunction + +function! neomake#makers#ft#rust#cargotest() abort + " NOTE: duplicates are removed due to https://github.com/rust-lang/cargo/issues/5128. + let maker = { + \ 'exe': 'cargo', + \ 'args': ['test', '%:t:r', '--quiet'], + \ 'append_file': 0, + \ 'uses_filename': 0, + \ 'postprocess': copy(g:neomake#postprocess#remove_duplicates), + \ 'errorformat': + \ '%-G,' . + \ '%-Gtest %s,' . + \ '%-Grunning %\\d%# test%s,' . + \ '%-Gfailures:%s,' . + \ '%-G----%s,' . + \ '%-G%.%#--verbose%s,' . + \ '%-G%.%#--explain%s,' . + \ '%-Gerror: aborting due to previous error,' . + \ '%-G%\ %#error: aborting due to %\\d%#%\ %#previous errors,' . + \ '%E%\ %#error[E%n]:\ %m,' . + \ '%E%\ %#error:\ %m,' . + \ '%I%\ %#note:\ %m,'. + \ '%W%\ %#warning:\ %m,' . + \ '%-Z%\ %#-->\ %f:%l:%c,' . + \ '%-G%\\d%# %#|\ %s,' . + \ '%-G%\\d%# %#|,' . + \ '%-G\ %#\= %*[^:]:\ %m,'. + \ '%E%\ %#%m,' . + \ '%G%\ %#%s%\\,,' . + \ '%Z%\ %#%s%\\,%\\s%f:%l:%c' + \ } + + function! maker.InitForJob(_jobinfo) abort + if !has_key(self, 'cwd') + let self.cwd = s:get_cargo_maker_cwd('%:p:h') + return self + endif + endfunction + return maker +endfunction + +function! neomake#makers#ft#rust#cargo() abort + let maker_command = get(b:, 'neomake_rust_cargo_command', + \ get(g:, 'neomake_rust_cargo_command', ['check'])) + let maker = { + \ 'args': maker_command + ['--message-format=json', '--quiet'], + \ 'append_file': 0, + \ 'process_output': function('neomake#makers#ft#rust#CargoProcessOutput'), + \ } + + function! maker.InitForJob(_jobinfo) abort + if !has_key(self, 'cwd') + let self.cwd = s:get_cargo_maker_cwd('%:p:h') + return self + endif + endfunction + return maker +endfunction + +" NOTE: does not use process_json, since cargo outputs multiple JSON root +" elements per line. +function! neomake#makers#ft#rust#CargoProcessOutput(context) abort + let errors = [] + for line in a:context['output'] + if line[0] !=# '{' + continue + endif + + let decoded = neomake#compat#json_decode(line) + let data = get(decoded, 'message', -1) + if type(data) != type({}) || empty(data['spans']) + continue + endif + + let error = {'maker_name': 'cargo'} + let code_dict = get(data, 'code', -1) + if code_dict is g:neomake#compat#json_null + if get(data, 'level', '') ==# 'warning' + let error.type = 'W' + else + let error.type = 'E' + endif + else + let error.type = code_dict['code'][0] + let error.nr = code_dict['code'][1:] + endif + + let span = data.spans[0] + for candidate_span in data.spans + if candidate_span.is_primary + let span = candidate_span + break + endif + endfor + + let expanded = 0 + let has_expansion = type(span.expansion) == type({}) + \ && type(span.expansion.span) == type({}) + \ && type(span.expansion.def_site_span) == type({}) + + if span.file_name =~# '^<.*>$' && has_expansion + let expanded = 1 + call neomake#makers#ft#rust#FillErrorFromSpan(error, + \ span.expansion.span) + else + call neomake#makers#ft#rust#FillErrorFromSpan(error, span) + endif + + let error.text = data.message + let detail = span.label + let children = data.children + if type(detail) == type('') && !empty(detail) + let error.text = error.text . ': ' . detail + elseif !empty(children) && has_key(children[0], 'message') + let error.text = error.text . '. ' . children[0].message + endif + + call add(errors, error) + + if has_expansion && !expanded + let error = copy(error) + call neomake#makers#ft#rust#FillErrorFromSpan(error, + \ span.expansion.span) + call add(errors, error) + endif + + for child in children[1:] + if !has_key(child, 'message') + continue + endif + + let info = deepcopy(error) + let info.type = 'I' + let info.text = child.message + call neomake#postprocess#compress_whitespace(info) + if has_key(child, 'rendered') + \ && !(child.rendered is g:neomake#compat#json_null) + let info.text = info.text . ': ' . child.rendered + endif + + if len(child.spans) + let span = child.spans[0] + if span.file_name =~# '^<.*>$' + \ && type(span.expansion) == type({}) + \ && type(span.expansion.span) == type({}) + \ && type(span.expansion.def_site_span) == type({}) + call neomake#makers#ft#rust#FillErrorFromSpan(info, + \ span.expansion.span) + else + call neomake#makers#ft#rust#FillErrorFromSpan(info, span) + endif + let detail = span.label + if type(detail) == type('') && len(detail) + let info.text = info.text . ': ' . detail + endif + endif + + call add(errors, info) + endfor + endfor + return errors +endfunction + +function! neomake#makers#ft#rust#FillErrorFromSpan(error, span) abort + let a:error.filename = a:span.file_name + let a:error.col = a:span.column_start + let a:error.lnum = a:span.line_start + let a:error.length = a:span.byte_end - a:span.byte_start +endfunction + +" vim: ts=4 sw=4 et |