| " Vim completion script |
| " Language: All languages, uses existing syntax highlighting rules |
| " Maintainer: David Fishburn <fishburn@ianywhere.com> |
| " Version: 3.0 |
| " Last Change: Wed Nov 08 2006 10:46:46 AM |
| " Usage: For detailed help, ":help ft-syntax-omni" |
| |
| " Set completion with CTRL-X CTRL-O to autoloaded function. |
| " This check is in place in case this script is |
| " sourced directly instead of using the autoload feature. |
| if exists('+omnifunc') |
| " Do not set the option if already set since this |
| " results in an E117 warning. |
| if &omnifunc == "" |
| setlocal omnifunc=syntaxcomplete#Complete |
| endif |
| endif |
| |
| if exists('g:loaded_syntax_completion') |
| finish |
| endif |
| let g:loaded_syntax_completion = 30 |
| |
| " Set ignorecase to the ftplugin standard |
| " This is the default setting, but if you define a buffer local |
| " variable you can override this on a per filetype. |
| if !exists('g:omni_syntax_ignorecase') |
| let g:omni_syntax_ignorecase = &ignorecase |
| endif |
| |
| " Indicates whether we should use the iskeyword option to determine |
| " how to split words. |
| " This is the default setting, but if you define a buffer local |
| " variable you can override this on a per filetype. |
| if !exists('g:omni_syntax_use_iskeyword') |
| let g:omni_syntax_use_iskeyword = 1 |
| endif |
| |
| " Only display items in the completion window that are at least |
| " this many characters in length. |
| " This is the default setting, but if you define a buffer local |
| " variable you can override this on a per filetype. |
| if !exists('g:omni_syntax_minimum_length') |
| let g:omni_syntax_minimum_length = 0 |
| endif |
| |
| " This script will build a completion list based on the syntax |
| " elements defined by the files in $VIMRUNTIME/syntax. |
| let s:syn_remove_words = 'match,matchgroup=,contains,'. |
| \ 'links to,start=,end=,nextgroup=' |
| |
| let s:cache_name = [] |
| let s:cache_list = [] |
| let s:prepended = '' |
| |
| " This function is used for the 'omnifunc' option. |
| function! syntaxcomplete#Complete(findstart, base) |
| |
| " Only display items in the completion window that are at least |
| " this many characters in length |
| if !exists('b:omni_syntax_ignorecase') |
| if exists('g:omni_syntax_ignorecase') |
| let b:omni_syntax_ignorecase = g:omni_syntax_ignorecase |
| else |
| let b:omni_syntax_ignorecase = &ignorecase |
| endif |
| endif |
| |
| if a:findstart |
| " Locate the start of the item, including "." |
| let line = getline('.') |
| let start = col('.') - 1 |
| let lastword = -1 |
| while start > 0 |
| " if line[start - 1] =~ '\S' |
| " let start -= 1 |
| " elseif line[start - 1] =~ '\.' |
| if line[start - 1] =~ '\k' |
| let start -= 1 |
| let lastword = a:findstart |
| else |
| break |
| endif |
| endwhile |
| |
| " Return the column of the last word, which is going to be changed. |
| " Remember the text that comes before it in s:prepended. |
| if lastword == -1 |
| let s:prepended = '' |
| return start |
| endif |
| let s:prepended = strpart(line, start, (col('.') - 1) - start) |
| return start |
| endif |
| |
| " let base = s:prepended . a:base |
| let base = s:prepended |
| |
| let filetype = substitute(&filetype, '\.', '_', 'g') |
| let list_idx = index(s:cache_name, filetype, 0, &ignorecase) |
| if list_idx > -1 |
| let compl_list = s:cache_list[list_idx] |
| else |
| let compl_list = OmniSyntaxList() |
| let s:cache_name = add( s:cache_name, filetype ) |
| let s:cache_list = add( s:cache_list, compl_list ) |
| endif |
| |
| " Return list of matches. |
| |
| if base != '' |
| " let compstr = join(compl_list, ' ') |
| " let expr = (b:omni_syntax_ignorecase==0?'\C':'').'\<\%('.base.'\)\@!\w\+\s*' |
| " let compstr = substitute(compstr, expr, '', 'g') |
| " let compl_list = split(compstr, '\s\+') |
| |
| " Filter the list based on the first few characters the user |
| " entered |
| let expr = 'v:val '.(g:omni_syntax_ignorecase==1?'=~?':'=~#')." '^".escape(base, '\\/.*$^~[]').".*'" |
| let compl_list = filter(deepcopy(compl_list), expr) |
| endif |
| |
| return compl_list |
| endfunc |
| |
| function! OmniSyntaxList() |
| " Default to returning a dictionary, if use_dictionary is set to 0 |
| " a list will be returned. |
| " let use_dictionary = 1 |
| " if a:0 > 0 && a:1 != '' |
| " let use_dictionary = a:1 |
| " endif |
| |
| " Only display items in the completion window that are at least |
| " this many characters in length |
| if !exists('b:omni_syntax_use_iskeyword') |
| if exists('g:omni_syntax_use_iskeyword') |
| let b:omni_syntax_use_iskeyword = g:omni_syntax_use_iskeyword |
| else |
| let b:omni_syntax_use_iskeyword = 1 |
| endif |
| endif |
| |
| " Only display items in the completion window that are at least |
| " this many characters in length |
| if !exists('b:omni_syntax_minimum_length') |
| if exists('g:omni_syntax_minimum_length') |
| let b:omni_syntax_minimum_length = g:omni_syntax_minimum_length |
| else |
| let b:omni_syntax_minimum_length = 0 |
| endif |
| endif |
| |
| let saveL = @l |
| |
| " Loop through all the syntax groupnames, and build a |
| " syntax file which contains these names. This can |
| " work generically for any filetype that does not already |
| " have a plugin defined. |
| " This ASSUMES the syntax groupname BEGINS with the name |
| " of the filetype. From my casual viewing of the vim7\syntax |
| " directory. |
| redir @l |
| silent! exec 'syntax list ' |
| redir END |
| |
| let syntax_full = "\n".@l |
| let @l = saveL |
| |
| if syntax_full =~ 'E28' |
| \ || syntax_full =~ 'E411' |
| \ || syntax_full =~ 'E415' |
| \ || syntax_full =~ 'No Syntax items' |
| return [] |
| endif |
| |
| let filetype = substitute(&filetype, '\.', '_', 'g') |
| |
| " Default the include group to include the requested syntax group |
| let syntax_group_include_{filetype} = '' |
| " Check if there are any overrides specified for this filetype |
| if exists('g:omni_syntax_group_include_'.filetype) |
| let syntax_group_include_{filetype} = |
| \ substitute( g:omni_syntax_group_include_{filetype},'\s\+','','g') |
| if syntax_group_include_{filetype} =~ '\w' |
| let syntax_group_include_{filetype} = |
| \ substitute( syntax_group_include_{filetype}, |
| \ '\s*,\s*', '\\|', 'g' |
| \ ) |
| endif |
| endif |
| |
| " Default the exclude group to nothing |
| let syntax_group_exclude_{filetype} = '' |
| " Check if there are any overrides specified for this filetype |
| if exists('g:omni_syntax_group_exclude_'.filetype) |
| let syntax_group_exclude_{filetype} = |
| \ substitute( g:omni_syntax_group_exclude_{filetype},'\s\+','','g') |
| if syntax_group_exclude_{filetype} =~ '\w' |
| let syntax_group_exclude_{filetype} = |
| \ substitute( syntax_group_exclude_{filetype}, |
| \ '\s*,\s*', '\\|', 'g' |
| \ ) |
| endif |
| endif |
| |
| " Sometimes filetypes can be composite names, like c.doxygen |
| " Loop through each individual part looking for the syntax |
| " items specific to each individual filetype. |
| let syn_list = '' |
| let ftindex = 0 |
| let ftindex = match(&filetype, '\w\+', ftindex) |
| |
| while ftindex > -1 |
| let ft_part_name = matchstr( &filetype, '\w\+', ftindex ) |
| |
| " Syntax rules can contain items for more than just the current |
| " filetype. They can contain additional items added by the user |
| " via autocmds or their vimrc. |
| " Some syntax files can be combined (html, php, jsp). |
| " We want only items that begin with the filetype we are interested in. |
| let next_group_regex = '\n' . |
| \ '\zs'.ft_part_name.'\w\+\ze'. |
| \ '\s\+xxx\s\+' |
| let index = 0 |
| let index = match(syntax_full, next_group_regex, index) |
| |
| while index > -1 |
| let group_name = matchstr( syntax_full, '\w\+', index ) |
| |
| let get_syn_list = 1 |
| " if syntax_group_include_{&filetype} == '' |
| " if syntax_group_exclude_{&filetype} != '' |
| " if '\<'.syntax_group_exclude_{&filetype}.'\>' =~ '\<'.group_name.'\>' |
| " let get_syn_list = 0 |
| " endif |
| " endif |
| " else |
| " if '\<'.syntax_group_include_{&filetype}.'\>' !~ '\<'.group_name.'\>' |
| " let get_syn_list = 0 |
| " endif |
| " endif |
| if syntax_group_exclude_{filetype} != '' |
| if '\<'.syntax_group_exclude_{filetype}.'\>' =~ '\<'.group_name.'\>' |
| let get_syn_list = 0 |
| endif |
| endif |
| |
| if get_syn_list == 1 |
| if syntax_group_include_{filetype} != '' |
| if '\<'.syntax_group_include_{filetype}.'\>' !~ '\<'.group_name.'\>' |
| let get_syn_list = 0 |
| endif |
| endif |
| endif |
| |
| if get_syn_list == 1 |
| " Pass in the full syntax listing, plus the group name we |
| " are interested in. |
| let extra_syn_list = s:SyntaxCSyntaxGroupItems(group_name, syntax_full) |
| |
| " if !empty(extra_syn_list) |
| " for elem in extra_syn_list |
| " let item = {'word':elem, 'kind':'t', 'info':group_name} |
| " let compl_list += [item] |
| " endfor |
| " endif |
| |
| let syn_list = syn_list . extra_syn_list . "\n" |
| endif |
| |
| let index = index + strlen(group_name) |
| let index = match(syntax_full, next_group_regex, index) |
| endwhile |
| |
| let ftindex = ftindex + len(ft_part_name) |
| let ftindex = match( &filetype, '\w\+', ftindex ) |
| endwhile |
| |
| " Convert the string to a List and sort it. |
| let compl_list = sort(split(syn_list)) |
| |
| if &filetype == 'vim' |
| let short_compl_list = [] |
| for i in range(len(compl_list)) |
| if i == len(compl_list)-1 |
| let next = i |
| else |
| let next = i + 1 |
| endif |
| if compl_list[next] !~ '^'.compl_list[i].'.$' |
| let short_compl_list += [compl_list[i]] |
| endif |
| endfor |
| |
| return short_compl_list |
| else |
| return compl_list |
| endif |
| endfunction |
| |
| function! s:SyntaxCSyntaxGroupItems( group_name, syntax_full ) |
| |
| let syn_list = "" |
| |
| " From the full syntax listing, strip out the portion for the |
| " request group. |
| " Query: |
| " \n - must begin with a newline |
| " a:group_name - the group name we are interested in |
| " \s\+xxx\s\+ - group names are always followed by xxx |
| " \zs - start the match |
| " .\{-} - everything ... |
| " \ze - end the match |
| " \n\w - at the first newline starting with a character |
| let syntax_group = matchstr(a:syntax_full, |
| \ "\n".a:group_name.'\s\+xxx\s\+\zs.\{-}\ze'."\n".'\w' |
| \ ) |
| |
| if syntax_group != "" |
| " let syn_list = substitute( @l, '^.*xxx\s*\%(contained\s*\)\?', "", '' ) |
| " let syn_list = substitute( @l, '^.*xxx\s*', "", '' ) |
| |
| " We only want the words for the lines begining with |
| " containedin, but there could be other items. |
| |
| " Tried to remove all lines that do not begin with contained |
| " but this does not work in all cases since you can have |
| " contained nextgroup=... |
| " So this will strip off the ending of lines with known |
| " keywords. |
| let syn_list = substitute( |
| \ syntax_group, '\<\('. |
| \ substitute( |
| \ escape(s:syn_remove_words, '\\/.*$^~[]') |
| \ , ',', '\\|', 'g' |
| \ ). |
| \ '\).\{-}\%($\|'."\n".'\)' |
| \ , "\n", 'g' |
| \ ) |
| |
| " Now strip off the newline + blank space + contained |
| let syn_list = substitute( |
| \ syn_list, '\%(^\|\n\)\@<=\s*\<\(contained\)' |
| \ , "", 'g' |
| \ ) |
| |
| if b:omni_syntax_use_iskeyword == 0 |
| " There are a number of items which have non-word characters in |
| " them, *'T_F1'*. vim.vim is one such file. |
| " This will replace non-word characters with spaces. |
| let syn_list = substitute( syn_list, '[^0-9A-Za-z_ ]', ' ', 'g' ) |
| else |
| let accept_chars = ','.&iskeyword.',' |
| " Remove all character ranges |
| let accept_chars = substitute(accept_chars, ',[^,]\+-[^,]\+,', ',', 'g') |
| " Remove all numeric specifications |
| let accept_chars = substitute(accept_chars, ',\d\{-},', ',', 'g') |
| " Remove all commas |
| let accept_chars = substitute(accept_chars, ',', '', 'g') |
| " Escape special regex characters |
| let accept_chars = escape(accept_chars, '\\/.*$^~[]' ) |
| " Remove all characters that are not acceptable |
| let syn_list = substitute( syn_list, '[^0-9A-Za-z_ '.accept_chars.']', ' ', 'g' ) |
| endif |
| |
| if b:omni_syntax_minimum_length > 0 |
| " If the user specified a minimum length, enforce it |
| let syn_list = substitute(' '.syn_list.' ', ' \S\{,'.b:omni_syntax_minimum_length.'}\ze ', ' ', 'g') |
| endif |
| else |
| let syn_list = '' |
| endif |
| |
| return syn_list |
| endfunction |