Mercurial > vim
annotate runtime/autoload/syntaxcomplete.vim @ 3848:a2fe24ec6a0d v7.3.681
updated for version 7.3.681
Problem: List of distributed files picks up backup files.
Solution: Make tutor patterns more specific.
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Wed, 03 Oct 2012 21:48:43 +0200 |
| parents | 8b8ef1fed009 |
| children | c53344bacabf |
| rev | line source |
|---|---|
| 625 | 1 " Vim completion script |
| 2 " Language: All languages, uses existing syntax highlighting rules | |
| 2072 | 3 " Maintainer: David Fishburn <dfishburn dot vim at gmail dot com> |
| 3224 | 4 " Version: 8.0 |
| 5 " Last Change: 2011 Nov 02 | |
| 871 | 6 " Usage: For detailed help, ":help ft-syntax-omni" |
| 625 | 7 |
| 2072 | 8 " History |
|
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9 " |
| 3224 | 10 " Version 8.0 |
| 11 " Updated SyntaxCSyntaxGroupItems() | |
| 12 " - Some additional syntax items were also allowed | |
| 13 " on nextgroup= lines which were ignored by default. | |
| 14 " Now these lines are processed independently. | |
| 15 " | |
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16 " Version 7.0 |
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17 " Updated syntaxcomplete#OmniSyntaxList() |
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18 " - Looking up the syntax groups defined from a syntax file |
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19 " looked for only 1 format of {filetype}GroupName, but some |
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20 " syntax writers use this format as well: |
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21 " {b:current_syntax}GroupName |
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22 " OmniSyntaxList() will now check for both if the first |
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23 " method does not find a match. |
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24 " |
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25 " Version 6.0 |
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26 " Added syntaxcomplete#OmniSyntaxList() |
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27 " - Allows other plugins to use this for their own |
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28 " purposes. |
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29 " - It will return a List of all syntax items for the |
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30 " syntax group name passed in. |
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31 " - XPTemplate for SQL will use this function via the |
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32 " sqlcomplete plugin to populate a Choose box. |
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33 " |
| 2072 | 34 " Version 5.0 |
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35 " Updated SyntaxCSyntaxGroupItems() |
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36 " - When processing a list of syntax groups, the final group |
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37 " was missed in function SyntaxCSyntaxGroupItems. |
| 2072 | 38 " |
| 625 | 39 " Set completion with CTRL-X CTRL-O to autoloaded function. |
| 785 | 40 " This check is in place in case this script is |
| 41 " sourced directly instead of using the autoload feature. | |
| 702 | 42 if exists('+omnifunc') |
| 785 | 43 " Do not set the option if already set since this |
| 44 " results in an E117 warning. | |
| 45 if &omnifunc == "" | |
| 46 setlocal omnifunc=syntaxcomplete#Complete | |
| 47 endif | |
| 625 | 48 endif |
| 49 | |
| 50 if exists('g:loaded_syntax_completion') | |
| 51 finish | |
| 52 endif | |
| 3224 | 53 let g:loaded_syntax_completion = 80 |
| 871 | 54 |
| 55 " Set ignorecase to the ftplugin standard | |
| 1121 | 56 " This is the default setting, but if you define a buffer local |
| 57 " variable you can override this on a per filetype. | |
| 871 | 58 if !exists('g:omni_syntax_ignorecase') |
| 59 let g:omni_syntax_ignorecase = &ignorecase | |
| 60 endif | |
| 625 | 61 |
| 1121 | 62 " Indicates whether we should use the iskeyword option to determine |
| 63 " how to split words. | |
| 64 " This is the default setting, but if you define a buffer local | |
| 65 " variable you can override this on a per filetype. | |
| 66 if !exists('g:omni_syntax_use_iskeyword') | |
| 67 let g:omni_syntax_use_iskeyword = 1 | |
| 68 endif | |
| 69 | |
| 70 " Only display items in the completion window that are at least | |
| 71 " this many characters in length. | |
| 72 " This is the default setting, but if you define a buffer local | |
| 73 " variable you can override this on a per filetype. | |
| 74 if !exists('g:omni_syntax_minimum_length') | |
| 75 let g:omni_syntax_minimum_length = 0 | |
| 76 endif | |
| 77 | |
| 625 | 78 " This script will build a completion list based on the syntax |
| 79 " elements defined by the files in $VIMRUNTIME/syntax. | |
| 80 let s:syn_remove_words = 'match,matchgroup=,contains,'. | |
| 3224 | 81 \ 'links to,start=,end=' |
| 82 " \ 'links to,start=,end=,nextgroup=' | |
| 625 | 83 |
| 84 let s:cache_name = [] | |
| 85 let s:cache_list = [] | |
| 785 | 86 let s:prepended = '' |
| 625 | 87 |
| 88 " This function is used for the 'omnifunc' option. | |
| 89 function! syntaxcomplete#Complete(findstart, base) | |
| 90 | |
| 1121 | 91 " Only display items in the completion window that are at least |
| 92 " this many characters in length | |
| 93 if !exists('b:omni_syntax_ignorecase') | |
| 94 if exists('g:omni_syntax_ignorecase') | |
| 95 let b:omni_syntax_ignorecase = g:omni_syntax_ignorecase | |
| 96 else | |
| 97 let b:omni_syntax_ignorecase = &ignorecase | |
| 98 endif | |
| 99 endif | |
| 100 | |
| 625 | 101 if a:findstart |
| 102 " Locate the start of the item, including "." | |
| 103 let line = getline('.') | |
| 104 let start = col('.') - 1 | |
| 105 let lastword = -1 | |
| 106 while start > 0 | |
| 1121 | 107 " if line[start - 1] =~ '\S' |
| 108 " let start -= 1 | |
| 109 " elseif line[start - 1] =~ '\.' | |
| 110 if line[start - 1] =~ '\k' | |
| 625 | 111 let start -= 1 |
| 1121 | 112 let lastword = a:findstart |
| 625 | 113 else |
| 114 break | |
| 115 endif | |
| 116 endwhile | |
| 117 | |
| 118 " Return the column of the last word, which is going to be changed. | |
| 119 " Remember the text that comes before it in s:prepended. | |
| 120 if lastword == -1 | |
| 121 let s:prepended = '' | |
| 122 return start | |
| 123 endif | |
| 1121 | 124 let s:prepended = strpart(line, start, (col('.') - 1) - start) |
| 125 return start | |
| 625 | 126 endif |
| 127 | |
| 1121 | 128 " let base = s:prepended . a:base |
| 129 let base = s:prepended | |
| 625 | 130 |
| 871 | 131 let filetype = substitute(&filetype, '\.', '_', 'g') |
| 132 let list_idx = index(s:cache_name, filetype, 0, &ignorecase) | |
| 625 | 133 if list_idx > -1 |
| 134 let compl_list = s:cache_list[list_idx] | |
| 135 else | |
| 871 | 136 let compl_list = OmniSyntaxList() |
| 137 let s:cache_name = add( s:cache_name, filetype ) | |
| 138 let s:cache_list = add( s:cache_list, compl_list ) | |
| 625 | 139 endif |
| 140 | |
| 141 " Return list of matches. | |
| 142 | |
| 1121 | 143 if base != '' |
| 144 " let compstr = join(compl_list, ' ') | |
| 145 " let expr = (b:omni_syntax_ignorecase==0?'\C':'').'\<\%('.base.'\)\@!\w\+\s*' | |
| 146 " let compstr = substitute(compstr, expr, '', 'g') | |
| 147 " let compl_list = split(compstr, '\s\+') | |
| 148 | |
| 149 " Filter the list based on the first few characters the user | |
| 150 " entered | |
| 151 let expr = 'v:val '.(g:omni_syntax_ignorecase==1?'=~?':'=~#')." '^".escape(base, '\\/.*$^~[]').".*'" | |
| 152 let compl_list = filter(deepcopy(compl_list), expr) | |
| 625 | 153 endif |
| 154 | |
| 155 return compl_list | |
| 156 endfunc | |
| 157 | |
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158 function! syntaxcomplete#OmniSyntaxList(...) |
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159 if a:0 > 0 |
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160 let parms = [] |
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161 if 3 == type(a:1) |
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162 let parms = a:1 |
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163 elseif 1 == type(a:1) |
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164 let parms = split(a:1, ',') |
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165 endif |
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166 return OmniSyntaxList( parms ) |
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167 else |
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168 return OmniSyntaxList() |
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169 endif |
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170 endfunc |
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171 |
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172 function! OmniSyntaxList(...) |
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173 let list_parms = [] |
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174 if a:0 > 0 |
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175 if 3 == type(a:1) |
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176 let list_parms = a:1 |
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177 elseif 1 == type(a:1) |
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178 let list_parms = split(a:1, ',') |
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179 endif |
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180 endif |
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181 |
| 871 | 182 " Default to returning a dictionary, if use_dictionary is set to 0 |
| 183 " a list will be returned. | |
| 184 " let use_dictionary = 1 | |
| 185 " if a:0 > 0 && a:1 != '' | |
| 186 " let use_dictionary = a:1 | |
| 187 " endif | |
| 188 | |
| 1121 | 189 " Only display items in the completion window that are at least |
| 190 " this many characters in length | |
| 191 if !exists('b:omni_syntax_use_iskeyword') | |
| 192 if exists('g:omni_syntax_use_iskeyword') | |
| 193 let b:omni_syntax_use_iskeyword = g:omni_syntax_use_iskeyword | |
| 194 else | |
| 195 let b:omni_syntax_use_iskeyword = 1 | |
| 196 endif | |
| 197 endif | |
| 198 | |
| 199 " Only display items in the completion window that are at least | |
| 200 " this many characters in length | |
| 201 if !exists('b:omni_syntax_minimum_length') | |
| 202 if exists('g:omni_syntax_minimum_length') | |
| 203 let b:omni_syntax_minimum_length = g:omni_syntax_minimum_length | |
| 204 else | |
| 205 let b:omni_syntax_minimum_length = 0 | |
| 206 endif | |
| 207 endif | |
| 208 | |
| 625 | 209 let saveL = @l |
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210 let filetype = substitute(&filetype, '\.', '_', 'g') |
| 625 | 211 |
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212 if empty(list_parms) |
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213 " Default the include group to include the requested syntax group |
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214 let syntax_group_include_{filetype} = '' |
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215 " Check if there are any overrides specified for this filetype |
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216 if exists('g:omni_syntax_group_include_'.filetype) |
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217 let syntax_group_include_{filetype} = |
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218 \ substitute( g:omni_syntax_group_include_{filetype},'\s\+','','g') |
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219 let list_parms = split(g:omni_syntax_group_include_{filetype}, ',') |
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220 if syntax_group_include_{filetype} =~ '\w' |
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221 let syntax_group_include_{filetype} = |
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222 \ substitute( syntax_group_include_{filetype}, |
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223 \ '\s*,\s*', '\\|', 'g' |
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224 \ ) |
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225 endif |
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226 endif |
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227 else |
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228 " A specific list was provided, use it |
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229 endif |
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230 |
| 625 | 231 " Loop through all the syntax groupnames, and build a |
| 232 " syntax file which contains these names. This can | |
| 233 " work generically for any filetype that does not already | |
| 234 " have a plugin defined. | |
| 235 " This ASSUMES the syntax groupname BEGINS with the name | |
| 702 | 236 " of the filetype. From my casual viewing of the vim7\syntax |
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237 " directory this is true for almost all syntax definitions. |
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238 " As an example, the SQL syntax groups have this pattern: |
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239 " sqlType |
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240 " sqlOperators |
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241 " sqlKeyword ... |
| 625 | 242 redir @l |
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243 silent! exec 'syntax list '.join(list_parms) |
| 625 | 244 redir END |
| 245 | |
| 702 | 246 let syntax_full = "\n".@l |
| 625 | 247 let @l = saveL |
| 248 | |
| 702 | 249 if syntax_full =~ 'E28' |
| 250 \ || syntax_full =~ 'E411' | |
| 251 \ || syntax_full =~ 'E415' | |
| 252 \ || syntax_full =~ 'No Syntax items' | |
| 253 return [] | |
| 254 endif | |
| 255 | |
| 871 | 256 let filetype = substitute(&filetype, '\.', '_', 'g') |
| 257 | |
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258 let list_exclude_groups = [] |
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259 if a:0 > 0 |
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260 " Do nothing since we have specific a specific list of groups |
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261 else |
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262 " Default the exclude group to nothing |
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263 let syntax_group_exclude_{filetype} = '' |
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264 " Check if there are any overrides specified for this filetype |
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265 if exists('g:omni_syntax_group_exclude_'.filetype) |
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266 let syntax_group_exclude_{filetype} = |
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267 \ substitute( g:omni_syntax_group_exclude_{filetype},'\s\+','','g') |
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268 let list_exclude_groups = split(g:omni_syntax_group_exclude_{filetype}, ',') |
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269 if syntax_group_exclude_{filetype} =~ '\w' |
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270 let syntax_group_exclude_{filetype} = |
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271 \ substitute( syntax_group_exclude_{filetype}, |
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272 \ '\s*,\s*', '\\|', 'g' |
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273 \ ) |
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274 endif |
| 702 | 275 endif |
| 276 endif | |
| 277 | |
| 871 | 278 " Sometimes filetypes can be composite names, like c.doxygen |
| 279 " Loop through each individual part looking for the syntax | |
| 280 " items specific to each individual filetype. | |
| 625 | 281 let syn_list = '' |
| 871 | 282 let ftindex = 0 |
| 283 let ftindex = match(&filetype, '\w\+', ftindex) | |
| 625 | 284 |
| 871 | 285 while ftindex > -1 |
| 286 let ft_part_name = matchstr( &filetype, '\w\+', ftindex ) | |
| 625 | 287 |
| 871 | 288 " Syntax rules can contain items for more than just the current |
| 289 " filetype. They can contain additional items added by the user | |
| 290 " via autocmds or their vimrc. | |
| 291 " Some syntax files can be combined (html, php, jsp). | |
| 292 " We want only items that begin with the filetype we are interested in. | |
| 293 let next_group_regex = '\n' . | |
| 294 \ '\zs'.ft_part_name.'\w\+\ze'. | |
| 295 \ '\s\+xxx\s\+' | |
| 296 let index = 0 | |
| 297 let index = match(syntax_full, next_group_regex, index) | |
| 298 | |
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299 if index == -1 && exists('b:current_syntax') && ft_part_name != b:current_syntax |
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300 " There appears to be two standards when writing syntax files. |
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301 " Either items begin as: |
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302 " syn keyword {filetype}Keyword values ... |
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303 " let b:current_syntax = "sql" |
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304 " let b:current_syntax = "sqlanywhere" |
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305 " Or |
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306 " syn keyword {syntax_filename}Keyword values ... |
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307 " let b:current_syntax = "mysql" |
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308 " So, we will make the format of finding the syntax group names |
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309 " a bit more flexible and look for both if the first fails to |
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310 " find a match. |
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311 let next_group_regex = '\n' . |
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312 \ '\zs'.b:current_syntax.'\w\+\ze'. |
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313 \ '\s\+xxx\s\+' |
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314 let index = 0 |
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315 let index = match(syntax_full, next_group_regex, index) |
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316 endif |
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317 |
| 871 | 318 while index > -1 |
| 319 let group_name = matchstr( syntax_full, '\w\+', index ) | |
| 320 | |
| 321 let get_syn_list = 1 | |
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322 for exclude_group_name in list_exclude_groups |
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323 if '\<'.exclude_group_name.'\>' =~ '\<'.group_name.'\>' |
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324 let get_syn_list = 0 |
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325 endif |
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326 endfor |
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327 |
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328 " This code is no longer needed in version 6.0 since we have |
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329 " augmented the syntax list command to only retrieve the syntax |
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330 " groups we are interested in. |
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331 " |
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332 " if get_syn_list == 1 |
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333 " if syntax_group_include_{filetype} != '' |
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334 " if '\<'.syntax_group_include_{filetype}.'\>' !~ '\<'.group_name.'\>' |
| 871 | 335 " let get_syn_list = 0 |
| 336 " endif | |
| 337 " endif | |
| 338 " endif | |
| 339 | |
| 340 if get_syn_list == 1 | |
| 341 " Pass in the full syntax listing, plus the group name we | |
| 342 " are interested in. | |
| 343 let extra_syn_list = s:SyntaxCSyntaxGroupItems(group_name, syntax_full) | |
| 344 let syn_list = syn_list . extra_syn_list . "\n" | |
| 345 endif | |
| 625 | 346 |
| 871 | 347 let index = index + strlen(group_name) |
| 348 let index = match(syntax_full, next_group_regex, index) | |
| 349 endwhile | |
| 350 | |
| 351 let ftindex = ftindex + len(ft_part_name) | |
| 352 let ftindex = match( &filetype, '\w\+', ftindex ) | |
| 625 | 353 endwhile |
| 354 | |
| 702 | 355 " Convert the string to a List and sort it. |
| 356 let compl_list = sort(split(syn_list)) | |
| 357 | |
| 358 if &filetype == 'vim' | |
| 359 let short_compl_list = [] | |
| 360 for i in range(len(compl_list)) | |
| 361 if i == len(compl_list)-1 | |
| 362 let next = i | |
| 363 else | |
| 364 let next = i + 1 | |
| 365 endif | |
| 366 if compl_list[next] !~ '^'.compl_list[i].'.$' | |
| 367 let short_compl_list += [compl_list[i]] | |
| 368 endif | |
| 369 endfor | |
| 370 | |
| 371 return short_compl_list | |
| 372 else | |
| 373 return compl_list | |
| 374 endif | |
| 625 | 375 endfunction |
| 376 | |
| 818 | 377 function! s:SyntaxCSyntaxGroupItems( group_name, syntax_full ) |
| 702 | 378 |
| 379 let syn_list = "" | |
| 625 | 380 |
| 702 | 381 " From the full syntax listing, strip out the portion for the |
| 382 " request group. | |
| 383 " Query: | |
| 384 " \n - must begin with a newline | |
| 385 " a:group_name - the group name we are interested in | |
| 386 " \s\+xxx\s\+ - group names are always followed by xxx | |
| 387 " \zs - start the match | |
| 388 " .\{-} - everything ... | |
| 389 " \ze - end the match | |
| 2072 | 390 " \( - start a group or 2 potential matches |
| 702 | 391 " \n\w - at the first newline starting with a character |
| 2072 | 392 " \| - 2nd potential match |
| 393 " \%$ - matches end of the file or string | |
| 394 " \) - end a group | |
| 702 | 395 let syntax_group = matchstr(a:syntax_full, |
| 2072 | 396 \ "\n".a:group_name.'\s\+xxx\s\+\zs.\{-}\ze\(\n\w\|\%$\)' |
| 871 | 397 \ ) |
| 702 | 398 |
| 399 if syntax_group != "" | |
| 625 | 400 " let syn_list = substitute( @l, '^.*xxx\s*\%(contained\s*\)\?', "", '' ) |
| 702 | 401 " let syn_list = substitute( @l, '^.*xxx\s*', "", '' ) |
| 625 | 402 |
| 403 " We only want the words for the lines begining with | |
| 404 " containedin, but there could be other items. | |
| 405 | |
| 406 " Tried to remove all lines that do not begin with contained | |
| 407 " but this does not work in all cases since you can have | |
| 408 " contained nextgroup=... | |
| 409 " So this will strip off the ending of lines with known | |
| 410 " keywords. | |
| 871 | 411 let syn_list = substitute( |
| 412 \ syntax_group, '\<\('. | |
| 413 \ substitute( | |
| 414 \ escape(s:syn_remove_words, '\\/.*$^~[]') | |
| 415 \ , ',', '\\|', 'g' | |
| 416 \ ). | |
| 417 \ '\).\{-}\%($\|'."\n".'\)' | |
| 418 \ , "\n", 'g' | |
| 419 \ ) | |
| 625 | 420 |
| 3224 | 421 " Now strip off the newline + blank space + contained. |
| 422 " Also include lines with nextgroup=@someName skip_key_words syntax_element | |
| 871 | 423 let syn_list = substitute( |
| 3224 | 424 \ syn_list, '\%(^\|\n\)\@<=\s*\<\(contained\|nextgroup=\)' |
| 425 \ , "", 'g' | |
| 426 \ ) | |
| 427 | |
| 428 " This can leave lines like this | |
| 429 " =@vimMenuList skipwhite onoremenu | |
| 430 " Strip the special option keywords first | |
| 431 " :h :syn-skipwhite* | |
| 432 let syn_list = substitute( | |
| 433 \ syn_list, '\<\(skipwhite\|skipnl\|skipempty\)\>' | |
| 434 \ , "", 'g' | |
| 435 \ ) | |
| 436 | |
| 437 " Now remove the remainder of the nextgroup=@someName lines | |
| 438 let syn_list = substitute( | |
| 439 \ syn_list, '\%(^\|\n\)\@<=\s*\(@\w\+\)' | |
| 871 | 440 \ , "", 'g' |
| 441 \ ) | |
| 625 | 442 |
| 1121 | 443 if b:omni_syntax_use_iskeyword == 0 |
| 444 " There are a number of items which have non-word characters in | |
| 445 " them, *'T_F1'*. vim.vim is one such file. | |
| 446 " This will replace non-word characters with spaces. | |
| 447 let syn_list = substitute( syn_list, '[^0-9A-Za-z_ ]', ' ', 'g' ) | |
| 448 else | |
| 449 let accept_chars = ','.&iskeyword.',' | |
| 450 " Remove all character ranges | |
| 1620 | 451 " let accept_chars = substitute(accept_chars, ',[^,]\+-[^,]\+,', ',', 'g') |
| 452 let accept_chars = substitute(accept_chars, ',\@<=[^,]\+-[^,]\+,', '', 'g') | |
| 1121 | 453 " Remove all numeric specifications |
| 1620 | 454 " let accept_chars = substitute(accept_chars, ',\d\{-},', ',', 'g') |
| 455 let accept_chars = substitute(accept_chars, ',\@<=\d\{-},', '', 'g') | |
| 1121 | 456 " Remove all commas |
| 457 let accept_chars = substitute(accept_chars, ',', '', 'g') | |
| 458 " Escape special regex characters | |
| 459 let accept_chars = escape(accept_chars, '\\/.*$^~[]' ) | |
| 460 " Remove all characters that are not acceptable | |
| 461 let syn_list = substitute( syn_list, '[^0-9A-Za-z_ '.accept_chars.']', ' ', 'g' ) | |
| 462 endif | |
| 463 | |
| 464 if b:omni_syntax_minimum_length > 0 | |
| 465 " If the user specified a minimum length, enforce it | |
| 466 let syn_list = substitute(' '.syn_list.' ', ' \S\{,'.b:omni_syntax_minimum_length.'}\ze ', ' ', 'g') | |
| 467 endif | |
| 625 | 468 else |
| 469 let syn_list = '' | |
| 470 endif | |
| 471 | |
| 472 return syn_list | |
| 473 endfunction |