xref: /vim-8.2.3635/runtime/ftplugin/eiffel.vim (revision f391327a)
1" Vim filetype plugin
2" Language:	Eiffel
3" Maintainer:	Doug Kearns <[email protected]>
4" Last Change:	2010 Aug 29
5
6if (exists("b:did_ftplugin"))
7  finish
8endif
9let b:did_ftplugin = 1
10
11let s:cpo_save = &cpo
12set cpo&vim
13
14setlocal comments=:--
15setlocal commentstring=--\ %s
16
17setlocal formatoptions-=t formatoptions+=croql
18
19if (has("gui_win32") || has("gui_gtk")) && !exists("b:browsefilter")
20  let b:browsefilter = "Eiffel Source Files (*.e)\t*.e\n" .
21		     \ "Eiffel Control Files (*.ecf, *.ace, *.xace)\t*.ecf;*.ace;*.xace\n" .
22		     \ "All Files (*.*)\t*.*\n"
23endif
24
25if exists("loaded_matchit") && !exists("b:match_words")
26  let b:match_ignorecase = 0
27  " Silly \%^ trick to match note at head of pair and in middle prevents
28  " 'g%' wrapping from 'note' to 'end'
29  let b:match_words = '\%^:' .
30		  \	'\<\%(^note\|indexing\|class\|^obsolete\|inherit\|insert\|^create\|convert\|feature\|^invariant\)\>:' .
31		  \   '^end\>,' .
32		  \   '\<\%(do\|deferred\|external\|once\%(\s\+"\)\@!\|check\|debug\|if\|inspect\|from\|across\)\>:' .
33		  \	'\%(\%(^\s\+\)\@<=\%(then\|until\|loop\)\|\%(then\|until\|loop\)\s\+[^ -]\|' .
34		  \	'\<\%(ensure\%(\s\+then\)\=\|rescue\|_then\|elseif\|else\|when\|\s\@<=invariant\|_until\|_loop\|variant\|_as\|alias\)\>\):' .
35		  \   '\s\@<=end\>'
36  let b:match_skip = 's:\<eiffel\%(Comment\|String\|Operator\)\>'
37  noremap  [% <Nop>
38  noremap  ]% <Nop>
39  vnoremap a% <Nop>
40endif
41
42let b:undo_ftplugin = "setl fo< com< cms<" .
43  \ "| unlet! b:browsefilter b:match_ignorecase b:match_words b:match_skip"
44
45if !exists("g:no_plugin_maps") && !exists("g:no_eiffel_maps")
46  function! s:DoMotion(pattern, count, flags) abort
47    normal! m'
48    for i in range(a:count)
49      call search(a:pattern, a:flags)
50    endfor
51  endfunction
52
53  let sections = '^\%(note\|indexing\|' .
54	     \	 '\%(\%(deferred\|expanded\|external\|frozen\)\s\+\)*class\|' .
55	     \	 'obsolete\|inherit\|insert\|create\|convert\|feature\|' .
56	     \	 'invariant\|end\)\>'
57
58  nnoremap <silent> <buffer> ]] :<C-U>call <SID>DoMotion(sections, v:count1, 'W')<CR>
59  xnoremap <silent> <buffer> ]] :<C-U>exe "normal! gv"<Bar>call <SID>DoMotion(sections, v:count1, 'W')<CR>
60  nnoremap <silent> <buffer> [[ :<C-U>call <SID>DoMotion(sections, v:count1, 'Wb')<CR>
61  xnoremap <silent> <buffer> [[ :<C-U>exe "normal! gv"<Bar>call <SID>DoMotion(sections, v:count1, 'Wb')<CR>
62
63  function! s:DoFeatureMotion(count, flags)
64    let view = winsaveview()
65    call cursor(1, 1)
66    let [features_start, _] = searchpos('^feature\>')
67    call search('^\s\+\a') " find the first feature
68    let spaces = indent(line('.'))
69    let [features_end, _] = searchpos('^\%(invariant\|note\|end\)\>')
70    call winrestview(view)
71    call s:DoMotion('\%>' . features_start . 'l\%<' . features_end . 'l^\s*\%' . (spaces + 1) . 'v\zs\a', a:count, a:flags)
72  endfunction
73
74  nnoremap <silent> <buffer> ]m :<C-U>call <SID>DoFeatureMotion(v:count1, 'W')<CR>
75  xnoremap <silent> <buffer> ]m :<C-U>exe "normal! gv"<Bar>call <SID>DoFeatureMotion(v:count1, 'W')<CR>
76  nnoremap <silent> <buffer> [m :<C-U>call <SID>DoFeatureMotion(v:count1, 'Wb')<CR>
77  xnoremap <silent> <buffer> [m :<C-U>exe "normal! gv"<Bar>call <SID>DoFeatureMotion(v:count1, 'Wb')<CR>
78
79  let comment_block_start = '^\%(\s\+--.*\n\)\@<!\s\+--'
80  let comment_block_end = '^\s\+--.*\n\%(\s\+--\)\@!'
81
82  nnoremap <silent> <buffer> ]- :<C-U>call <SID>DoMotion(comment_block_start, 1, 'W')<CR>
83  xnoremap <silent> <buffer> ]- :<C-U>exe "normal! gv"<Bar>call <SID>DoMotion(comment_block_start, 1, 'W')<CR>
84  nnoremap <silent> <buffer> [- :<C-U>call <SID>DoMotion(comment_block_end, 1, 'Wb')<CR>
85  xnoremap <silent> <buffer> [- :<C-U>exe "normal! gv"<Bar>call <SID>DoMotion(comment_block_end, 1, 'Wb')<CR>
86
87  let b:undo_ftplugin = b:undo_ftplugin .
88    \ "| silent! execute 'unmap <buffer> [[' | silent! execute 'unmap <buffer> ]]'" .
89    \ "| silent! execute 'unmap <buffer> [m' | silent! execute 'unmap <buffer> ]m'" .
90    \ "| silent! execute 'unmap <buffer> [-' | silent! execute 'unmap <buffer> ]-'"
91endif
92
93let &cpo = s:cpo_save
94unlet s:cpo_save
95
96" vim: nowrap sw=2 sts=2 ts=8
97