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Diffstat (limited to 'runtime/ftplugin/rust.vim')
| -rw-r--r-- | runtime/ftplugin/rust.vim | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/runtime/ftplugin/rust.vim b/runtime/ftplugin/rust.vim new file mode 100644 index 0000000..7efca59 --- /dev/null +++ b/runtime/ftplugin/rust.vim @@ -0,0 +1,197 @@ +" Language: Rust +" Description: Vim ftplugin for Rust +" Maintainer: Chris Morgan <me@chrismorgan.info> +" Maintainer: Kevin Ballard <kevin@sb.org> +" Last Change: June 08, 2016 +" For bugs, patches and license go to https://github.com/rust-lang/rust.vim + +if exists("b:did_ftplugin") + finish +endif +let b:did_ftplugin = 1 + +let s:save_cpo = &cpo +set cpo&vim + +augroup rust.vim +autocmd! + +" Variables {{{1 + +" The rust source code at present seems to typically omit a leader on /*! +" comments, so we'll use that as our default, but make it easy to switch. +" This does not affect indentation at all (I tested it with and without +" leader), merely whether a leader is inserted by default or not. +if exists("g:rust_bang_comment_leader") && g:rust_bang_comment_leader != 0 + " Why is the `,s0:/*,mb:\ ,ex:*/` there, you ask? I don't understand why, + " but without it, */ gets indented one space even if there were no + " leaders. I'm fairly sure that's a Vim bug. + setlocal comments=s1:/*,mb:*,ex:*/,s0:/*,mb:\ ,ex:*/,:///,://!,:// +else + setlocal comments=s0:/*!,m:\ ,ex:*/,s1:/*,mb:*,ex:*/,:///,://!,:// +endif +setlocal commentstring=//%s +setlocal formatoptions-=t formatoptions+=croqnl +" j was only added in 7.3.541, so stop complaints about its nonexistence +silent! setlocal formatoptions+=j + +" smartindent will be overridden by indentexpr if filetype indent is on, but +" otherwise it's better than nothing. +setlocal smartindent nocindent + +if !exists("g:rust_recommended_style") || g:rust_recommended_style != 0 + setlocal tabstop=4 shiftwidth=4 softtabstop=4 expandtab + setlocal textwidth=99 +endif + +" This includeexpr isn't perfect, but it's a good start +setlocal includeexpr=substitute(v:fname,'::','/','g') + +setlocal suffixesadd=.rs + +if exists("g:ftplugin_rust_source_path") + let &l:path=g:ftplugin_rust_source_path . ',' . &l:path +endif + +if exists("g:loaded_delimitMate") + if exists("b:delimitMate_excluded_regions") + let b:rust_original_delimitMate_excluded_regions = b:delimitMate_excluded_regions + endif + + let s:delimitMate_extra_excluded_regions = ',rustLifetimeCandidate,rustGenericLifetimeCandidate' + + " For this buffer, when delimitMate issues the `User delimitMate_map` + " event in the autocommand system, add the above-defined extra excluded + " regions to delimitMate's state, if they have not already been added. + autocmd User <buffer> + \ if expand('<afile>') ==# 'delimitMate_map' && match( + \ delimitMate#Get("excluded_regions"), + \ s:delimitMate_extra_excluded_regions) == -1 + \| let b:delimitMate_excluded_regions = + \ delimitMate#Get("excluded_regions") + \ . s:delimitMate_extra_excluded_regions + \|endif + + " For this buffer, when delimitMate issues the `User delimitMate_unmap` + " event in the autocommand system, delete the above-defined extra excluded + " regions from delimitMate's state (the deletion being idempotent and + " having no effect if the extra excluded regions are not present in the + " targeted part of delimitMate's state). + autocmd User <buffer> + \ if expand('<afile>') ==# 'delimitMate_unmap' + \| let b:delimitMate_excluded_regions = substitute( + \ delimitMate#Get("excluded_regions"), + \ '\C\V' . s:delimitMate_extra_excluded_regions, + \ '', 'g') + \|endif +endif + +if has("folding") && exists('g:rust_fold') && g:rust_fold != 0 + let b:rust_set_foldmethod=1 + setlocal foldmethod=syntax + if g:rust_fold == 2 + setlocal foldlevel< + else + setlocal foldlevel=99 + endif +endif + +if has('conceal') && exists('g:rust_conceal') && g:rust_conceal != 0 + let b:rust_set_conceallevel=1 + setlocal conceallevel=2 +endif + +" Motion Commands {{{1 + +" Bind motion commands to support hanging indents +nnoremap <silent> <buffer> [[ :call rust#Jump('n', 'Back')<CR> +nnoremap <silent> <buffer> ]] :call rust#Jump('n', 'Forward')<CR> +xnoremap <silent> <buffer> [[ :call rust#Jump('v', 'Back')<CR> +xnoremap <silent> <buffer> ]] :call rust#Jump('v', 'Forward')<CR> +onoremap <silent> <buffer> [[ :call rust#Jump('o', 'Back')<CR> +onoremap <silent> <buffer> ]] :call rust#Jump('o', 'Forward')<CR> + +" Commands {{{1 + +" See |:RustRun| for docs +command! -nargs=* -complete=file -bang -buffer RustRun call rust#Run(<bang>0, <q-args>) + +" See |:RustExpand| for docs +command! -nargs=* -complete=customlist,rust#CompleteExpand -bang -buffer RustExpand call rust#Expand(<bang>0, <q-args>) + +" See |:RustEmitIr| for docs +command! -nargs=* -buffer RustEmitIr call rust#Emit("llvm-ir", <q-args>) + +" See |:RustEmitAsm| for docs +command! -nargs=* -buffer RustEmitAsm call rust#Emit("asm", <q-args>) + +" See |:RustPlay| for docs +command! -range=% RustPlay :call rust#Play(<count>, <line1>, <line2>, <f-args>) + +" See |:RustFmt| for docs +command! -buffer RustFmt call rustfmt#Format() + +" See |:RustFmtRange| for docs +command! -range -buffer RustFmtRange call rustfmt#FormatRange(<line1>, <line2>) + +" Mappings {{{1 + +" Bind ⌘R in MacVim to :RustRun +nnoremap <silent> <buffer> <D-r> :RustRun<CR> +" Bind ⌘⇧R in MacVim to :RustRun! pre-filled with the last args +nnoremap <buffer> <D-R> :RustRun! <C-r>=join(b:rust_last_rustc_args)<CR><C-\>erust#AppendCmdLine(' -- ' . join(b:rust_last_args))<CR> + +if !exists("b:rust_last_rustc_args") || !exists("b:rust_last_args") + let b:rust_last_rustc_args = [] + let b:rust_last_args = [] +endif + +" Cleanup {{{1 + +let b:undo_ftplugin = " + \ setlocal formatoptions< comments< commentstring< includeexpr< suffixesadd< + \|setlocal tabstop< shiftwidth< softtabstop< expandtab< textwidth< + \|if exists('b:rust_original_delimitMate_excluded_regions') + \|let b:delimitMate_excluded_regions = b:rust_original_delimitMate_excluded_regions + \|unlet b:rust_original_delimitMate_excluded_regions + \|else + \|unlet! b:delimitMate_excluded_regions + \|endif + \|if exists('b:rust_set_foldmethod') + \|setlocal foldmethod< foldlevel< + \|unlet b:rust_set_foldmethod + \|endif + \|if exists('b:rust_set_conceallevel') + \|setlocal conceallevel< + \|unlet b:rust_set_conceallevel + \|endif + \|unlet! b:rust_last_rustc_args b:rust_last_args + \|delcommand RustRun + \|delcommand RustExpand + \|delcommand RustEmitIr + \|delcommand RustEmitAsm + \|delcommand RustPlay + \|nunmap <buffer> <D-r> + \|nunmap <buffer> <D-R> + \|nunmap <buffer> [[ + \|nunmap <buffer> ]] + \|xunmap <buffer> [[ + \|xunmap <buffer> ]] + \|ounmap <buffer> [[ + \|ounmap <buffer> ]] + \|set matchpairs-=<:> + \" + +" }}}1 + +" Code formatting on save +if get(g:, "rustfmt_autosave", 0) + autocmd BufWritePre *.rs silent! call rustfmt#Format() +endif + +augroup END + +let &cpo = s:save_cpo +unlet s:save_cpo + +" vim: set noet sw=8 ts=8: |