833 lines
26 KiB
VimL
833 lines
26 KiB
VimL
" config which can be overridden (shared lines)
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if !exists('g:snipMate')
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let g:snipMate = {}
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endif
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let s:c = g:snipMate
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try
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call tlib#input#List('mi', '', [])
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catch /.*/
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echoe "you're missing tlib. See install instructions at ".expand('<sfile>:h:h').'/README.md'
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endtry
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" match $ which doesn't follow a \
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let s:d = '\%([\\]\@<!\$\)'
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" disable write cache in files
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" some people get errors about writing the cache files. Probably there is no
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" pay off having slow disks anyway. So disabling the cache by default
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let s:c.cache_parsed_snippets_on_disk = get(s:c, 'cache_parsed_snippets_on_disk', 0)
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let s:c.read_snippets_cached = get(s:c, 'read_snippets_cached', {'func' : function('snipMate#ReadSnippetsFile'), 'version': 3, 'use_file_cache': s:c.cache_parsed_snippets_on_disk})
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" if filetype is objc, cpp, cs or cu also append snippets from scope 'c'
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" you can add multiple by separating scopes by ',', see s:AddScopeAliases
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let s:c.scope_aliases = get(s:c, 'scope_aliases', {})
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if !exists('g:snipMate_no_default_aliases') || !g:snipMate_no_default_aliases
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let s:c.scope_aliases.objc = get(s:c.scope_aliases, 'objc', 'c')
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let s:c.scope_aliases.cpp = get(s:c.scope_aliases, 'cpp', 'c')
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let s:c.scope_aliases.cu = get(s:c.scope_aliases, 'cu', 'c')
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let s:c.scope_aliases.xhtml = get(s:c.scope_aliases, 'xhtml', 'html')
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let s:c.scope_aliases.html = get(s:c.scope_aliases, 'html', 'javascript')
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let s:c.scope_aliases.php = get(s:c.scope_aliases, 'php', 'php,html,javascript')
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let s:c.scope_aliases.ur = get(s:c.scope_aliases, 'ur', 'html,javascript')
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let s:c.scope_aliases.mxml = get(s:c.scope_aliases, 'mxml', 'actionscript')
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let s:c.scope_aliases.eruby = get(s:c.scope_aliases, 'eruby', 'eruby-rails,html')
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endif
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" set this to "\<tab>" to make snipmate not swallow tab (make sure to not have
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" expandtab set). Remember that you can always enter tabs by <c-v> <tab> then
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" you don't need this
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let s:c['no_match_completion_feedkeys_chars'] = get(s:c, 'no_match_completion_feedkeys_chars', "\t")
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fun! Filename(...)
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let filename = expand('%:t:r')
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if filename == '' | return a:0 == 2 ? a:2 : '' | endif
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return !a:0 || a:1 == '' ? filename : substitute(a:1, '$1', filename, 'g')
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endf
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let s:state_proto = {}
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fun! s:state_proto.remove()
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unlet! b:snip_state
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" Remove all buffer-local autocommands in the snipmate_changes group
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au! snipmate_changes * <buffer>
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endf
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fun! snipMate#expandSnip(snip, col)
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let lnum = line('.') | let col = a:col
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let snippet = s:ProcessSnippet(a:snip)
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" Avoid error if eval evaluates to nothing
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if snippet == '' | return '' | endif
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" Expand snippet onto current position with the tab stops removed
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let snipLines = split(substitute(snippet, ''.s:d .'\d\+\|'.s:d .'{\d\+.\{-}}', '', 'g'), "\n", 1)
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let line = getline(lnum)
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let afterCursor = strpart(line, col - 1)
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" Keep text after the cursor
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if afterCursor != "\t" && afterCursor != ' '
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let line = strpart(line, 0, col - 1)
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let snipLines[-1] .= afterCursor
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else
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let afterCursor = ''
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" For some reason the cursor needs to move one right after this
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if line != '' && col == 1 && &ve != 'all' && &ve != 'onemore'
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let col += 1
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endif
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endif
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" Insert snippet with proper indentation
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let indent = indent(lnum) + 1
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call setline(lnum, line . snipLines[0])
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call append(lnum, map(snipLines[1:], "empty(v:val) ? v:val : '" . strpart(line, 0, indent - 1) . "' . v:val"))
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" Open any folds snippet expands into
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if &fen | sil! exe lnum.','.(lnum + len(snipLines) - 1).'foldopen' | endif
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let b:snip_state = copy(s:state_proto)
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let [b:snip_state.stops, b:snip_state.stop_count] = s:BuildTabStops(snippet, lnum, col - indent, indent)
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if b:snip_state.stop_count
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aug snipmate_changes
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au CursorMovedI,InsertEnter <buffer> call b:snip_state.update_changes()
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aug END
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call b:snip_state.set_stop(0)
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return b:snip_state.select_word()
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else
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unlet b:snip_state
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" Place cursor at end of snippet if no tab stop is given
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let newlines = len(snipLines) - 1
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call cursor(lnum + newlines, indent + len(snipLines[-1]) - len(afterCursor)
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\ + (newlines ? 0: col - 1))
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endif
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return ''
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endf
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" Update state information to correspond to the given tab stop
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function! s:state_proto.set_stop(stop)
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let self.stop_no = a:stop
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let self.cur_stop = self.stops[self.stop_no]
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let self.end_col = self.cur_stop[1] + self.cur_stop[2]
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let self.start_col = self.cur_stop[1]
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call cursor(self.cur_stop[0], self.cur_stop[1])
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let self.prev_len = col('$')
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let self.has_vars = exists('self.cur_stop[3]')
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let self.old_vars = self.has_vars ? deepcopy(self.cur_stop[3]) : []
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endfunction
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" Prepare snippet to be processed by s:BuildTabStops
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fun! s:ProcessSnippet(snip)
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let snippet = a:snip
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if exists('b:snipmate_content_visual')
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let visual = b:snipmate_content_visual
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unlet b:snipmate_content_visual
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else
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let visual = ''
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endif
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let snippet = substitute(snippet,'{VISUAL}', escape(visual,'%\'), 'g')
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" Evaluate eval (`...`) expressions.
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" Backquotes prefixed with a backslash "\" are ignored.
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" And backslash can be escaped by doubling it.
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" Using a loop here instead of a regex fixes a bug with nested "\=".
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if stridx(snippet, '`') != -1
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let new = []
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let snip = split(snippet, '\%(\\\@<!\%(\\\\\)*\)\@<=`', 1)
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let isexp = 0
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for i in snip
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if isexp
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call add(new, substitute(eval(i), "\n\\%$", '', ''))
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else
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call add(new, i)
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endif
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let isexp = !isexp
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endfor
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let snippet = join(new, '')
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let snippet = substitute(snippet, "\r", "\n", 'g')
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let snippet = substitute(snippet, '\\`', "`", 'g')
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let snippet = substitute(snippet, '\\\\', "\\", 'g')
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endif
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" Place all text after a colon in a tab stop after the tab stop
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" (e.g. "${#:foo}" becomes "${:foo}foo").
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" This helps tell the position of the tab stops later.
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let snippet = substitute(snippet, s:d.'{\d\+:\(.\{-}\)}', '&\1', 'g')
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" Update the a:snip so that all the $# become the text after
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" the colon in their associated ${#}.
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" (e.g. "${1:foo}" turns all "$1"'s into "foo")
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let i = 1
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while snippet =~ s:d.'{'.i
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let s = matchstr(snippet, s:d.'{'.i.':\zs.\{-}\ze}')
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if s != ''
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let snippet = substitute(snippet, s:d.i, s.'&', 'g')
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endif
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let i += 1
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endw
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" Add ${0} tab stop if found
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if snippet =~ s:d . '{0'
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let snippet = substitute(snippet, s:d.'{0', '${'.i, '')
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let s = matchstr(snippet, s:d.'{'.i.':\zs.\{-}\ze}')
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if s != ''
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let snippet = substitute(snippet, s:d.'0', '$'.i, 'g')
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let snippet = substitute(snippet, s:d.i, s.'&', 'g')
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endif
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else
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let snippet .= '${'.i.'}'
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endif
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if &et " Expand tabs to spaces if 'expandtab' is set.
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return substitute(snippet, '\t', repeat(' ', (&sts > 0) ? &sts : &sw), 'g')
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endif
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return snippet
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endf
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" Counts occurences of haystack in needle
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fun! s:Count(haystack, needle)
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let counter = 0
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let index = stridx(a:haystack, a:needle)
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while index != -1
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let index = stridx(a:haystack, a:needle, index+1)
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let counter += 1
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endw
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return counter
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endf
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" Builds a list of a list of each tab stop in the snippet containing:
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" 1.) The tab stop's line number.
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" 2.) The tab stop's column number
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" (by getting the length of the string between the last "\n" and the
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" tab stop).
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" 3.) The length of the text after the colon for the current tab stop
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" (e.g. "${1:foo}" would return 3).
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" 4.) If the "${#:}" construct is given, another list containing all
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" the matches of "$#", to be replaced with the placeholder. This list is
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" composed the same way as the parent; the first item is the line number,
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" and the second is the column.
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fun! s:BuildTabStops(snip, lnum, col, indent)
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let snipPos = []
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let i = 1
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let withoutVars = substitute(a:snip, '$\d\+', '', 'g')
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while a:snip =~ s:d.'{'.i
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let beforeTabStop = matchstr(withoutVars, '^.*\ze'.s:d .'{'.i.'\D')
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let withoutOthers = substitute(withoutVars, ''.s:d .'{\('.i.'\D\)\@!\d\+.\{-}}', '', 'g')
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let j = i - 1
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call add(snipPos, [0, 0, 0])
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let snipPos[j][0] = a:lnum + s:Count(beforeTabStop, "\n")
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let snipPos[j][1] = a:indent + len(matchstr(withoutOthers, '.*\(\n\|^\)\zs.*\ze'.s:d .'{'.i.'\D'))
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if snipPos[j][0] == a:lnum | let snipPos[j][1] += a:col | endif
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" Get all $# matches in another list, if ${#:name} is given
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if withoutVars =~ ''.s:d .'{'.i.':'
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let snipPos[j][2] = len(matchstr(withoutVars, ''.s:d .'{'.i.':\zs.\{-}\ze}'))
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let dots = repeat('.', snipPos[j][2])
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call add(snipPos[j], [])
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let withoutOthers = substitute(a:snip, ''.s:d .'{\d\+.\{-}}\|'.s:d .''.i.'\@!\d\+', '', 'g')
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while match(withoutOthers, ''.s:d .''.i.'\(\D\|$\)') != -1
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let beforeMark = matchstr(withoutOthers, '^.\{-}\ze'.dots.''.s:d .''.i.'\(\D\|$\)')
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call add(snipPos[j][3], [0, 0])
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let snipPos[j][3][-1][0] = a:lnum + s:Count(beforeMark, "\n")
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let snipPos[j][3][-1][1] = a:indent + (snipPos[j][3][-1][0] > a:lnum
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\ ? len(matchstr(beforeMark, '.*\n\zs.*'))
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\ : a:col + len(beforeMark))
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let withoutOthers = substitute(withoutOthers, ''.s:d .''.i.'\ze\(\D\|$\)', '', '')
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endw
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endif
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let i += 1
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endw
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return [snipPos, i - 1]
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endf
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function! s:state_proto.jump_stop(backwards)
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" Update changes just in case
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" This seems to be only needed because insert completion does not trigger
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" the CursorMovedI event
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call self.update_changes()
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" Update stop and var locations
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call self.update_stops()
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" Store the changed col/length of the current stop
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let self.cur_stop[1] = self.start_col
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let self.cur_stop[2] = self.end_col - self.start_col
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let self.stop_no += a:backwards ? -1 : 1
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" Loop over the snippet when going backwards from the beginning
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if self.stop_no < 0 | let self.stop_no = self.stop_count - 1 | endif
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if self.stop_no == self.stop_count
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call self.remove()
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return -1
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endif
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call self.set_stop(self.stop_no)
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return self.select_word()
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endfunction
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" Updates tab stops/vars
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function! s:state_proto.update_stops()
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let changeLen = self.end_col - self.cur_stop[2] - self.start_col
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" Update tab stops in snippet if text has been added via "$#"
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" (e.g., in "${1:foo}bar$1${2}").
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if changeLen != 0
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let curLine = line('.')
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for pos in self.stops
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if pos == self.cur_stop | continue | endif
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let changed = pos[0] == curLine && pos[1] > self.start_col
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let changedVars = 0
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let endPlaceholder = pos[2] - 1 + pos[1]
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" Subtract changeLen from each tab stop that was after any of
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" the current tab stop's placeholders.
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for [lnum, col] in self.old_vars
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if lnum > pos[0] | break | endif
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if pos[0] == lnum
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if pos[1] > col || (pos[2] == -1 && pos[1] == col)
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let changed += 1
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elseif col < endPlaceholder
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let changedVars += 1
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endif
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endif
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endfor
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let pos[1] += changeLen * changed
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" Parse variables within placeholders, e.g., "${1:foo} ${2:$1bar}"
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let pos[2] += changeLen * changedVars
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" Do the same to any placeholders in the other tab stops.
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if exists('pos[3]')
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for nPos in pos[3]
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let changed = nPos[0] == curLine && nPos[1] > self.start_col
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for [lnum, col] in self.old_vars
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if lnum > nPos[0] | break | endif
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if nPos[0] == lnum && nPos[1] > col
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let changed += 1
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endif
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endfor
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let nPos[1] += changeLen * changed
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endfor
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endif
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endfor
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endif
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endfunction
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" Select the placeholder for the current tab stop
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function! s:state_proto.select_word()
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let len = self.cur_stop[2]
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if !len | return '' | endif
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let l = col('.') != 1 ? 'l' : ''
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if &sel == 'exclusive'
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return "\<esc>".l.'v'.len."l\<c-g>"
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endif
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return len == 1 ? "\<esc>".l.'gh' : "\<esc>".l.'v'.(len - 1)."l\<c-g>"
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endfunction
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" Update the snippet as text is typed. The self.update_vars() function does
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" the actual work.
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" If the cursor moves outside of a placeholder, call self.remove()
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function! s:state_proto.update_changes()
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let change_len = col('$') - self.prev_len
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let self.end_col += change_len
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let col = col('.')
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if line('.') != self.cur_stop[0] || col < self.start_col || col > self.end_col
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call self.remove()
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elseif self.has_vars
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call self.update_vars(change_len)
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endif
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let self.prev_len = col('$')
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endfunction
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" Actually update the vars for any changed text
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function! s:state_proto.update_vars(change)
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let newWordLen = self.end_col - self.start_col
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let newWord = strpart(getline('.'), self.start_col - 1, newWordLen)
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let changeLen = a:change
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let curLine = line('.')
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let oldStartSnip = self.start_col
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let updateTabStops = changeLen != 0
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let i = 0
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for [lnum, col] in self.cur_stop[3]
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if updateTabStops
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let start = self.start_col
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if lnum == curLine && col <= start
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let self.start_col += changeLen
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let self.end_col += changeLen
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endif
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for nPos in self.cur_stop[3][(i):]
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" This list is in ascending order, so quit if we've gone too far.
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if nPos[0] > lnum | break | endif
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if nPos[0] == lnum && nPos[1] > col
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let nPos[1] += changeLen
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endif
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endfor
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if lnum == curLine && col > start
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let col += changeLen
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let self.cur_stop[3][i][1] = col
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endif
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let i += 1
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endif
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let theline = getline(lnum)
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" subtract -1 to go from column byte index to string byte index
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" subtract another -1 to exclude the col'th element
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call setline(lnum, theline[0:(col-2)] . newWord . theline[(col+self.end_col-self.start_col-a:change-1):])
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endfor
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" Reposition the cursor in case a var updates on the same line but before
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" the current tabstop
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if oldStartSnip != self.start_col
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call cursor(0, col('.') + self.start_col - oldStartSnip)
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endif
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endfunction
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" should be moved to utils or such?
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fun! snipMate#SetByPath(dict, path, value)
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let d = a:dict
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for p in a:path[:-2]
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if !has_key(d,p) | let d[p] = {} | endif
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let d = d[p]
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endfor
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let d[a:path[-1]] = a:value
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endf
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" reads a .snippets file
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" returns list of
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" ['triggername', 'name', 'contents']
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" if triggername is not set 'default' is assumed
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fun! snipMate#ReadSnippetsFile(file)
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let result = []
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let new_scopes = []
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if !filereadable(a:file) | return [result, new_scopes] | endif
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let r_guard = '^guard\s\+\zs.*'
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let inSnip = 0
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let guard = 1
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for line in readfile(a:file) + ["\n"]
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if inSnip == 2 && line =~ r_guard
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let guard = matchstr(line, r_guard)
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elseif inSnip && (line[0] == "\t" || line == '')
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let content .= strpart(line, 1)."\n"
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continue
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elseif inSnip
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call add(result, [trigger, name == '' ? 'default' : name, content[:-2], guard])
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let inSnip = 0
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let guard = "1"
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endif
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if inSnip == 2
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let inSnip = 1
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endif
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if line[:6] == 'snippet'
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" 2 signals first line
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let inSnip = 2
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let trigger = strpart(line, 8)
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let name = ''
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let space = stridx(trigger, ' ') + 1
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if space " Process multi snip
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let name = strpart(trigger, space)
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let trigger = strpart(trigger, 0, space - 1)
|
|
endif
|
|
let content = ''
|
|
elseif line[:6] == 'extends'
|
|
call extend(new_scopes, map(split(strpart(line, 8)),
|
|
\ "substitute(v:val, ',*$', '', '')"))
|
|
endif
|
|
endfor
|
|
return [result, new_scopes]
|
|
endf
|
|
|
|
" adds scope aliases to list.
|
|
" returns new list
|
|
" the aliases of aliases are added recursively
|
|
fun! s:AddScopeAliases(list)
|
|
let did = {}
|
|
let scope_aliases = get(s:c,'scope_aliases', {})
|
|
let new = a:list
|
|
let new2 = []
|
|
while !empty(new)
|
|
for i in new
|
|
if !has_key(did, i)
|
|
let did[i] = 1
|
|
call extend(new2, split(get(scope_aliases,i,''),','))
|
|
endif
|
|
endfor
|
|
let new = new2
|
|
let new2 = []
|
|
endwhile
|
|
return keys(did)
|
|
endf
|
|
|
|
function! s:Glob(path, expr)
|
|
let res = []
|
|
for p in split(a:path, ',')
|
|
let h = fnamemodify(a:expr, ':h')
|
|
if isdirectory(p . '/' . h)
|
|
call extend(res, split(glob(p . '/' . a:expr), "\n"))
|
|
endif
|
|
endfor
|
|
return filter(res, 'filereadable(v:val)')
|
|
endfunction
|
|
|
|
" returns dict of
|
|
" { path: { 'type': one of 'snippet' 'snippets',
|
|
" 'exists': 1 or 0
|
|
" " for single snippet files:
|
|
" 'name': name of snippet
|
|
" 'trigger': trigger of snippet
|
|
" }
|
|
" }
|
|
" use trigger = '*' to match all snippet files
|
|
" use mustExist = 1 to return existing files only
|
|
"
|
|
" mustExist = 0 is used by OpenSnippetFiles
|
|
function! snipMate#GetSnippetFiles(mustExist, scopes, trigger)
|
|
let paths = join(funcref#Call(s:c.snippet_dirs), ',')
|
|
let result = {}
|
|
let scopes = s:AddScopeAliases(a:scopes)
|
|
let trigger = escape(a:trigger, "*[]?{}`'$")
|
|
|
|
" collect existing files
|
|
for scope in scopes
|
|
|
|
for f in s:Glob(paths, 'snippets/' . scope . '.snippets') +
|
|
\ s:Glob(paths, 'snippets/' . scope . '/*.snippets')
|
|
let result[f] = { 'exists' : 1, 'type' : 'snippets',
|
|
\ 'name_prefix' : fnamemodify(f, ':t:r') }
|
|
endfor
|
|
|
|
for f in s:Glob(paths, 'snippets/'.scope.'/'.trigger.'.snippet')
|
|
let result[f] = {'exists': 1, 'type': 'snippet', 'name': 'default',
|
|
\ 'trigger': a:trigger, 'name_prefix' : scope }
|
|
endfor
|
|
|
|
for f in s:Glob(paths, 'snippets/'.scope.'/'.trigger.'/*.snippet')
|
|
let result[f] = {'exists': 1, 'type': 'snippet', 'name' : fnamemodify(f, ':t:r'),
|
|
\ 'trigger': a:trigger, 'name_prefix' : scope }
|
|
endfor
|
|
|
|
if !a:mustExist
|
|
for p in split(paths, ',')
|
|
let p .= '/snippets/' . scope . '.snippets'
|
|
let result[p] = get(result, p, {'exists': 0, 'type': 'snippets'})
|
|
endfor
|
|
endif
|
|
|
|
endfor
|
|
return result
|
|
endfunction
|
|
|
|
fun! snipMate#EvalGuard(guard)
|
|
" left: everything left of expansion
|
|
" word: the expanded word
|
|
" are guaranteed to be in scpe
|
|
|
|
if a:guard == '1' | return 1 | endif
|
|
let word = s:c.word
|
|
" eval is evil, but backticks are allowed anyway.
|
|
let left = getline('.')[:col('.')-3 - len(word)]
|
|
exec 'return '.a:guard
|
|
endf
|
|
|
|
" default triggers based on paths
|
|
fun! snipMate#DefaultPool(scopes, trigger, result)
|
|
let triggerR = substitute(a:trigger,'*','.*','g')
|
|
let extra_scopes = []
|
|
for [f,opts] in items(snipMate#GetSnippetFiles(1, a:scopes, a:trigger))
|
|
let opts.name_prefix = matchstr(f, '\v[^/]+\ze/snippets') . ' ' . opts.name_prefix
|
|
if opts.type == 'snippets'
|
|
let [snippets, extension] = cached_file_contents#CachedFileContents(f, s:c.read_snippets_cached, 0)
|
|
for [trigger, name, contents, guard] in snippets
|
|
if trigger !~ escape(triggerR,'~') | continue | endif
|
|
if snipMate#EvalGuard(guard)
|
|
call snipMate#SetByPath(a:result, [trigger, opts.name_prefix.' '.name], contents)
|
|
endif
|
|
endfor
|
|
call extend(extra_scopes, extension)
|
|
elseif opts.type == 'snippet'
|
|
call snipMate#SetByPath(a:result, [opts.trigger, opts.name_prefix.' '.opts.name], funcref#Function('return readfile('.string(f).')'))
|
|
else
|
|
throw "unexpected"
|
|
endif
|
|
endfor
|
|
if !empty(extra_scopes)
|
|
call snipMate#DefaultPool(extra_scopes, a:trigger, a:result)
|
|
endif
|
|
endf
|
|
|
|
" return a dict of snippets found in runtimepath matching trigger
|
|
" scopes: list of scopes. usually this is the filetype. eg ['c','cpp']
|
|
" trigger may contain glob patterns. Thus use '*' to get all triggers
|
|
"
|
|
fun! snipMate#GetSnippets(scopes, trigger)
|
|
let result = {}
|
|
let triggerR = escape(substitute(a:trigger,'*','.*','g'), '~') " escape '~' for use as regexp
|
|
" let scopes = s:AddScopeAliases(a:scopes)
|
|
|
|
for F in values(g:snipMateSources)
|
|
call funcref#Call(F, [a:scopes, a:trigger, result])
|
|
endfor
|
|
return result
|
|
endf
|
|
|
|
" adds leading tab
|
|
" and replaces leading spaces by tabs
|
|
" see ftplugin/snippet.vim
|
|
fun! snipMate#RetabSnip() range
|
|
let leadingTab = expand('%:e') == 'snippets'
|
|
|
|
let lines = getline(a:firstline, a:lastline)
|
|
|
|
" remove leading "\t"
|
|
let allIndented = 1
|
|
for l in lines
|
|
if l[0] != '\t' | let allIndented = 0 | endif
|
|
endfor
|
|
|
|
" retab
|
|
if allIndented
|
|
call map(lines, 'v:val[1:]')
|
|
endif
|
|
|
|
let leadingSp = filter(map(copy(lines),'matchstr(v:val,"^\\s*") '),'v:val !=""')
|
|
if !empty(leadingSp)
|
|
" lines containing leading spaces found
|
|
let smallestInd = len(sort(leadingSp)[-1])
|
|
let ind = input('retab, spaces per tab: ', smallestInd)
|
|
for i in range(0, len(lines)-1)
|
|
let ml = matchlist(lines[i], '^\(\s*\)\(.*\)')
|
|
let lines[i] = repeat("\t", len(ml[1]) / ind)
|
|
\ . repeat( " ", len(ml[1]) % ind)
|
|
\ . ml[2]
|
|
endfor
|
|
endif
|
|
" readd tab
|
|
let tab = leadingTab ? "\t" : ""
|
|
for i in range(0,len(lines)-1)
|
|
call setline(a:firstline + i, tab.lines[i])
|
|
endfor
|
|
endf
|
|
|
|
fun! snipMate#OpenSnippetFiles()
|
|
let dict = snipMate#GetSnippetFiles(0, snipMate#ScopesByFile(), '*')
|
|
" sort by files wether they exist - put existing files first
|
|
let exists = []
|
|
let notExists = []
|
|
for [file, v] in items(dict)
|
|
let v['file'] = file
|
|
if v['exists']
|
|
call add(exists, v)
|
|
else
|
|
call add(notExists, v)
|
|
endif
|
|
endfor
|
|
let all = exists + notExists
|
|
let show = map(copy(all),'(v:val["exists"] ? "exists:" : "does not exist yet:")." ".v:val["file"]')
|
|
let select = tlib#input#List('mi', 'select files to be opened in splits', show)
|
|
for idx in select
|
|
exec 'sp '.all[idx - 1]['file']
|
|
endfor
|
|
endf
|
|
|
|
fun! snipMate#ScopesByFile()
|
|
" duplicates are removed in AddScopeAliases
|
|
return filter(funcref#Call(s:c.get_scopes), "v:val != ''")
|
|
endf
|
|
|
|
" used by both: completion and insert snippet
|
|
fun! snipMate#GetSnippetsForWordBelowCursor(word, suffix, break_on_first_match)
|
|
" Setup lookups: '1.2.3' becomes [1.2.3] + [3, 2.3]
|
|
let parts = split(a:word, '\W\zs')
|
|
if len(parts) > 2
|
|
let parts = parts[-2:] " max 2 additional items, this might become a setting
|
|
endif
|
|
let lookups = [a:word.a:suffix]
|
|
let lookup = ''
|
|
for w in reverse(parts)
|
|
let lookup = w . lookup
|
|
if index(lookups, lookup) == -1
|
|
call add(lookups, lookup.a:suffix)
|
|
endif
|
|
endfor
|
|
|
|
" allow matching '.'
|
|
if a:word =~ '\.$'
|
|
call add(lookups, '.'.a:suffix)
|
|
endif
|
|
|
|
call filter(lookups, 'v:val != ""')
|
|
" echo lookups
|
|
|
|
let matching_snippets = []
|
|
let snippet = ''
|
|
" prefer longest word
|
|
for word in lookups
|
|
let s:c.word = word
|
|
" echomsg string(lookups).' current: '.word
|
|
for [k,snippetD] in items(funcref#Call(s:c['get_snippets'], [snipMate#ScopesByFile(), word]))
|
|
if a:suffix == ''
|
|
" hack: require exact match
|
|
if k !=# word | continue | endif
|
|
endif
|
|
call add(matching_snippets, [k, snippetD])
|
|
if a:break_on_first_match | break| endif
|
|
endfor
|
|
endfor
|
|
return matching_snippets
|
|
endf
|
|
|
|
" snippets: dict containing snippets by name
|
|
" usually this is just {'default' : snippet_contents }
|
|
fun! s:ChooseSnippet(snippets)
|
|
let snippet = []
|
|
let keys = keys(a:snippets)
|
|
let i = 1
|
|
for snip in keys
|
|
let snippet += [i.'. '.snip]
|
|
let i += 1
|
|
endfor
|
|
if len(snippet) == 1
|
|
" there's only a single snippet, choose it
|
|
let idx = 0
|
|
else
|
|
let idx = tlib#input#List('si','select snippet by name',snippet) -1
|
|
if idx == -1
|
|
return ''
|
|
endif
|
|
endif
|
|
" if a:snippets[..] is a String Call returns it
|
|
" If it's a function or a function string the result is returned
|
|
return funcref#Call(a:snippets[keys(a:snippets)[idx]])
|
|
endf
|
|
|
|
fun! snipMate#WordBelowCursor()
|
|
return matchstr(getline('.'), '\S\+\%' . col('.') . 'c')
|
|
endf
|
|
|
|
fun! snipMate#GetSnippetsForWordBelowCursorForComplete(word)
|
|
let snippets = map(snipMate#GetSnippetsForWordBelowCursor(a:word, '*', 0), 'v:val[0]')
|
|
return filter(snippets, "v:val =~# '\\V\\^" . escape(a:word, '\') . "'")
|
|
endf
|
|
|
|
fun! snipMate#CanBeTriggered()
|
|
let word = snipMate#WordBelowCursor()
|
|
let matches = snipMate#GetSnippetsForWordBelowCursorForComplete(word)
|
|
return len(matches) > 0
|
|
endf
|
|
|
|
fun! snipMate#ShowAvailableSnips()
|
|
let col = col('.')
|
|
let word = snipMate#WordBelowCursor()
|
|
let matches = snipMate#GetSnippetsForWordBelowCursorForComplete(word)
|
|
|
|
" Pretty hacky, but really can't have the tab swallowed!
|
|
if len(matches) == 0
|
|
call feedkeys(s:c['no_match_completion_feedkeys_chars'], 'n')
|
|
return ""
|
|
endif
|
|
|
|
call complete(col - len(word), sort(matches))
|
|
return ''
|
|
endf
|
|
|
|
" Pass an argument to force snippet expansion instead of triggering or jumping
|
|
function! snipMate#TriggerSnippet(...)
|
|
if exists('g:SuperTabMappingForward')
|
|
if g:SuperTabMappingForward == "<tab>"
|
|
let SuperTabPlug = maparg('<Plug>SuperTabForward', 'i')
|
|
if SuperTabPlug == ""
|
|
let SuperTabKey = "\<c-n>"
|
|
else
|
|
exec "let SuperTabKey = \"" . escape(SuperTabPlug, '<') . "\""
|
|
endif
|
|
elseif g:SuperTabMappingBackward == "<tab>"
|
|
let SuperTabPlug = maparg('<Plug>SuperTabBackward', 'i')
|
|
if SuperTabPlug == ""
|
|
let SuperTabKey = "\<c-p>"
|
|
else
|
|
exec "let SuperTabKey = \"" . escape(SuperTabPlug, '<') . "\""
|
|
endif
|
|
endif
|
|
endif
|
|
|
|
if pumvisible() " Update snippet if completion is used, or deal with supertab
|
|
if exists('SuperTabKey')
|
|
call feedkeys(SuperTabKey) | return ''
|
|
endif
|
|
call feedkeys("\<esc>a", 'n') " Close completion menu
|
|
call feedkeys("\<tab>") | return ''
|
|
endif
|
|
|
|
if exists('b:snip_state') && a:0 == 0 " Jump only if no arguments
|
|
let jump = b:snip_state.jump_stop(0)
|
|
if type(jump) == 1 " returned a string
|
|
return jump
|
|
endif
|
|
endif
|
|
|
|
let word = matchstr(getline('.'), '\S\+\%'.col('.').'c')
|
|
let list = snipMate#GetSnippetsForWordBelowCursor(word, '', 1)
|
|
if empty(list)
|
|
let snippet = ''
|
|
else
|
|
let [trigger, snippetD] = list[0]
|
|
|
|
let s = s:ChooseSnippet(snippetD)
|
|
if type(s) == type([])
|
|
let snippet = join(s, "\n")
|
|
else
|
|
let snippet = s
|
|
end
|
|
|
|
" Before expanding snippet, create new undo point |i_CTRL-G|
|
|
let &undolevels = &undolevels
|
|
let col = col('.') - len(trigger)
|
|
sil exe 's/\V'.escape(trigger, '/\.').'\%#//'
|
|
return snipMate#expandSnip(snippet, col)
|
|
endif
|
|
|
|
" should allow other plugins to register hooks instead (duplicate code)
|
|
if exists('SuperTabKey')
|
|
call feedkeys(SuperTabKey)
|
|
return ''
|
|
endif
|
|
return word == ''
|
|
\ ? "\<tab>"
|
|
\ : "\<c-r>=snipMate#ShowAvailableSnips()\<cr>"
|
|
endfunction
|
|
|
|
fun! snipMate#BackwardsSnippet()
|
|
if exists('b:snip_state') | return b:snip_state.jump_stop(1) | endif
|
|
|
|
if exists('g:SuperTabMappingForward')
|
|
if g:SuperTabMappingForward == "<s-tab>"
|
|
let SuperTabPlug = maparg('<Plug>SuperTabForward', 'i')
|
|
if SuperTabPlug == ""
|
|
let SuperTabKey = "\<c-n>"
|
|
else
|
|
exec "let SuperTabKey = \"" . escape(SuperTabPlug, '<') . "\""
|
|
endif
|
|
elseif g:SuperTabMappingBackward == "<s-tab>"
|
|
let SuperTabPlug = maparg('<Plug>SuperTabBackward', 'i')
|
|
if SuperTabPlug == ""
|
|
let SuperTabKey = "\<c-p>"
|
|
else
|
|
exec "let SuperTabKey = \"" . escape(SuperTabPlug, '<') . "\""
|
|
endif
|
|
endif
|
|
endif
|
|
" should allow other plugins to register hooks instead (duplicate code)
|
|
if exists('SuperTabKey')
|
|
call feedkeys(SuperTabKey)
|
|
return ''
|
|
endif
|
|
return "\<s-tab>"
|
|
endf
|
|
|
|
" vim:noet:sw=4:ts=4:ft=vim
|