206 lines
7.1 KiB
VimL
206 lines
7.1 KiB
VimL
if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'rust') == -1
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" Language: Rust
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" Description: Vim ftplugin for Rust
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" Maintainer: Chris Morgan <me@chrismorgan.info>
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" Maintainer: Kevin Ballard <kevin@sb.org>
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" Last Change: June 08, 2016
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" For bugs, patches and license go to https://github.com/rust-lang/rust.vim
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if exists("b:did_ftplugin")
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finish
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endif
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let b:did_ftplugin = 1
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" vint: -ProhibitAbbreviationOption
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let s:save_cpo = &cpo
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set cpo&vim
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" vint: +ProhibitAbbreviationOption
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if get(b:, 'current_compiler', '') ==# ''
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if strlen(findfile('Cargo.toml', '.;')) > 0
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compiler cargo
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else
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compiler rustc
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endif
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endif
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" Variables {{{1
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" The rust source code at present seems to typically omit a leader on /*!
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" comments, so we'll use that as our default, but make it easy to switch.
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" This does not affect indentation at all (I tested it with and without
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" leader), merely whether a leader is inserted by default or not.
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if get(g:, 'rust_bang_comment_leader', 0)
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" Why is the `,s0:/*,mb:\ ,ex:*/` there, you ask? I don't understand why,
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" but without it, */ gets indented one space even if there were no
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" leaders. I'm fairly sure that's a Vim bug.
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setlocal comments=s1:/*,mb:*,ex:*/,s0:/*,mb:\ ,ex:*/,:///,://!,://
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else
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setlocal comments=s0:/*!,m:\ ,ex:*/,s1:/*,mb:*,ex:*/,:///,://!,://
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endif
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setlocal commentstring=//%s
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setlocal formatoptions-=t formatoptions+=croqnl
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" j was only added in 7.3.541, so stop complaints about its nonexistence
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silent! setlocal formatoptions+=j
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" smartindent will be overridden by indentexpr if filetype indent is on, but
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" otherwise it's better than nothing.
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setlocal smartindent nocindent
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if get(g:, 'rust_recommended_style', 1)
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let b:rust_set_style = 1
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setlocal tabstop=8 shiftwidth=4 softtabstop=4 expandtab
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setlocal textwidth=99
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endif
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setlocal include=\\v^\\s*(pub\\s+)?use\\s+\\zs(\\f\|:)+
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setlocal includeexpr=rust#IncludeExpr(v:fname)
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setlocal suffixesadd=.rs
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if exists("g:ftplugin_rust_source_path")
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let &l:path=g:ftplugin_rust_source_path . ',' . &l:path
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endif
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if exists("g:loaded_delimitMate")
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if exists("b:delimitMate_excluded_regions")
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let b:rust_original_delimitMate_excluded_regions = b:delimitMate_excluded_regions
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endif
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augroup rust.vim.DelimitMate
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autocmd!
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autocmd User delimitMate_map :call rust#delimitmate#onMap()
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autocmd User delimitMate_unmap :call rust#delimitmate#onUnmap()
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augroup END
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endif
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" Integration with auto-pairs (https://github.com/jiangmiao/auto-pairs)
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if exists("g:AutoPairsLoaded") && !get(g:, 'rust_keep_autopairs_default', 0)
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let b:AutoPairs = {'(':')', '[':']', '{':'}','"':'"', '`':'`'}
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endif
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if has("folding") && get(g:, 'rust_fold', 0)
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let b:rust_set_foldmethod=1
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setlocal foldmethod=syntax
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if g:rust_fold == 2
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setlocal foldlevel<
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else
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setlocal foldlevel=99
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endif
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endif
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if has('conceal') && get(g:, 'rust_conceal', 0)
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let b:rust_set_conceallevel=1
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setlocal conceallevel=2
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endif
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" Motion Commands {{{1
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" Bind motion commands to support hanging indents
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nnoremap <silent> <buffer> [[ :call rust#Jump('n', 'Back')<CR>
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nnoremap <silent> <buffer> ]] :call rust#Jump('n', 'Forward')<CR>
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xnoremap <silent> <buffer> [[ :call rust#Jump('v', 'Back')<CR>
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xnoremap <silent> <buffer> ]] :call rust#Jump('v', 'Forward')<CR>
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onoremap <silent> <buffer> [[ :call rust#Jump('o', 'Back')<CR>
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onoremap <silent> <buffer> ]] :call rust#Jump('o', 'Forward')<CR>
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" Commands {{{1
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" See |:RustRun| for docs
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command! -nargs=* -complete=file -bang -buffer RustRun call rust#Run(<bang>0, <q-args>)
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" See |:RustExpand| for docs
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command! -nargs=* -complete=customlist,rust#CompleteExpand -bang -buffer RustExpand call rust#Expand(<bang>0, <q-args>)
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" See |:RustEmitIr| for docs
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command! -nargs=* -buffer RustEmitIr call rust#Emit("llvm-ir", <q-args>)
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" See |:RustEmitAsm| for docs
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command! -nargs=* -buffer RustEmitAsm call rust#Emit("asm", <q-args>)
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" See |:RustPlay| for docs
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command! -range=% RustPlay :call rust#Play(<count>, <line1>, <line2>, <f-args>)
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" See |:RustFmt| for docs
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command! -buffer RustFmt call rustfmt#Format()
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" See |:RustFmtRange| for docs
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command! -range -buffer RustFmtRange call rustfmt#FormatRange(<line1>, <line2>)
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" See |:RustInfo| for docs
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command! -bar RustInfo call rust#debugging#Info()
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" See |:RustInfoToClipboard| for docs
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command! -bar RustInfoToClipboard call rust#debugging#InfoToClipboard()
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" See |:RustInfoToFile| for docs
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command! -bar -nargs=1 RustInfoToFile call rust#debugging#InfoToFile(<f-args>)
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" See |:RustTest| for docs
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command! -buffer -nargs=* -bang RustTest call rust#Test(<bang>0, <q-args>)
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if !exists("b:rust_last_rustc_args") || !exists("b:rust_last_args")
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let b:rust_last_rustc_args = []
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let b:rust_last_args = []
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endif
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" Cleanup {{{1
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let b:undo_ftplugin = "
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\ setlocal formatoptions< comments< commentstring< include< includeexpr< suffixesadd<
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\|if exists('b:rust_set_style')
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\|setlocal tabstop< shiftwidth< softtabstop< expandtab< textwidth<
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\|endif
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\|if exists('b:rust_original_delimitMate_excluded_regions')
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\|let b:delimitMate_excluded_regions = b:rust_original_delimitMate_excluded_regions
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\|unlet b:rust_original_delimitMate_excluded_regions
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\|else
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\|unlet! b:delimitMate_excluded_regions
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\|endif
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\|if exists('b:rust_set_foldmethod')
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\|setlocal foldmethod< foldlevel<
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\|unlet b:rust_set_foldmethod
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\|endif
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\|if exists('b:rust_set_conceallevel')
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\|setlocal conceallevel<
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\|unlet b:rust_set_conceallevel
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\|endif
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\|unlet! b:rust_last_rustc_args b:rust_last_args
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\|delcommand RustRun
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\|delcommand RustExpand
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\|delcommand RustEmitIr
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\|delcommand RustEmitAsm
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\|delcommand RustPlay
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\|nunmap <buffer> [[
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\|nunmap <buffer> ]]
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\|xunmap <buffer> [[
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\|xunmap <buffer> ]]
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\|ounmap <buffer> [[
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\|ounmap <buffer> ]]
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\|setlocal matchpairs-=<:>
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\|unlet b:match_skip
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\"
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" }}}1
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" Code formatting on save
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augroup rust.vim.PreWrite
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autocmd!
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autocmd BufWritePre *.rs silent! call rustfmt#PreWrite()
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augroup END
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setlocal matchpairs+=<:>
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" For matchit.vim (rustArrow stops `Fn() -> X` messing things up)
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let b:match_skip = 's:comment\|string\|rustArrow'
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" vint: -ProhibitAbbreviationOption
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let &cpo = s:save_cpo
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unlet s:save_cpo
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" vint: +ProhibitAbbreviationOption
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" vim: set et sw=4 sts=4 ts=8:
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endif
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