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29996
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1 " Vim filetype plugin
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2 " Language: Racket
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3 " Maintainer: D. Ben Knoble <ben.knoble+github@gmail.com>
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4 " Previous Maintainer: Will Langstroth <will@langstroth.com>
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5 " URL: https://github.com/benknoble/vim-racket
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6 " Last Change: 2022 Aug 29
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7
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8 if exists("b:did_ftplugin")
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9 finish
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10 endif
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11 let b:did_ftplugin = 1
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12
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13 let s:cpo_save = &cpo
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14 set cpo&vim
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15
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16 " quick hack to allow adding values
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17 setlocal iskeyword=@,!,#-',*-:,<-Z,a-z,~,_,94
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18
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19 " Enable auto begin new comment line when continuing from an old comment line
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20 setlocal comments=:;;;;,:;;;,:;;,:;
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21 setlocal formatoptions+=r
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22
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23 "setlocal commentstring=;;%s
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24 setlocal commentstring=#\|\ %s\ \|#
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25
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26 setlocal formatprg=raco\ fmt
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27
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28 " Undo our settings when the filetype changes away from Racket
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29 " (this should be amended if settings/mappings are added above!)
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30 let b:undo_ftplugin =
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31 \ "setlocal iskeyword< lispwords< lisp< comments< formatoptions< formatprg<"
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32 \. " | setlocal commentstring<"
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33
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34 if !exists("no_plugin_maps") && !exists("no_racket_maps")
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35 " Simply setting keywordprg like this works:
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36 " setlocal keywordprg=raco\ docs
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37 " but then vim says:
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38 " "press ENTER or type a command to continue"
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39 " We avoid the annoyance of having to hit enter by remapping K directly.
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40 function s:RacketDoc(word) abort
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41 execute 'silent !raco docs --' shellescape(a:word)
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42 redraw!
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43 endfunction
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44 nnoremap <buffer> <Plug>RacketDoc :call <SID>RacketDoc(expand('<cword>'))<CR>
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45 nmap <buffer> K <Plug>RacketDoc
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46
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47 " For the visual mode K mapping, it's slightly more convoluted to get the
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48 " selected text:
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49 function! s:Racket_visual_doc()
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50 try
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51 let l:old_a = @a
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52 normal! gv"ay
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53 call system("raco docs '". @a . "'")
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54 redraw!
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55 return @a
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56 finally
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57 let @a = l:old_a
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58 endtry
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59 endfunction
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60
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61 xnoremap <buffer> <Plug>RacketDoc :call <SID>Racket_visual_doc()<cr>
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62 xmap <buffer> K <Plug>RacketDoc
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63
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64 let b:undo_ftplugin .=
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65 \ " | silent! execute 'nunmap <buffer> K'"
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66 \. " | silent! execute 'xunmap <buffer> K'"
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67 endif
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68
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69 if (has("gui_win32") || has("gui_gtk")) && !exists("b:browsefilter")
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70 let b:browsefilter =
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71 \ "Racket Source Files (*.rkt *.rktl)\t*.rkt;*.rktl\n"
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72 \. "All Files (*.*)\t*.*\n"
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73 let b:undo_ftplugin .= " | unlet! b:browsefilter"
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74 endif
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75
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76 if exists("loaded_matchit") && !exists("b:match_words")
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77 let b:match_words = '#|:|#'
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78 let b:undo_ftplugin .= " | unlet! b:match_words"
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79 endif
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80
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81 let &cpo = s:cpo_save
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82 unlet s:cpo_save
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