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" Vim completion script
" Language: All languages, uses existing syntax highlighting rules
" Maintainer: David Fishburn <fishburn@ianywhere.com>
" Version: 1.3
" Last Change: Mon Mar 27 2006 9:29:35 PM
" 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 = 1
" 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)
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] =~ '\w'
let start -= 1
elseif line[start - 1] =~ '\.'
" The user must be specifying a column name
if lastword == -1
let lastword = start
endif
let start -= 1
let b:sql_compl_type = 'column'
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, lastword - start)
return lastword
endif
let base = s:prepended . a:base
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 =~ '\w'
let compstr = join(compl_list, ' ')
let compstr = substitute(compstr, '\<\%('.base.'\)\@!\w\+\s*', '', 'g')
let compl_list = split(compstr, '\s\+')
endif
return compl_list
endfunc
function! OmniSyntaxList()
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
" 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
" 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'.&filetype.'\w\+\ze'.
\ '\s\+xxx\s\+'
let syn_list = ''
let index = 0
let index = match(syntax_full, next_group_regex, index)
while index > 0
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)
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
" 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' )
" 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 syn_list = ''
endif
return syn_list
endfunction
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