1" Vim support file to detect file types in scripts 2" 3" Maintainer: Bram Moolenaar <[email protected]> 4" Last change: 2016 May 21 5 6" This file is called by an autocommand for every file that has just been 7" loaded into a buffer. It checks if the type of file can be recognized by 8" the file contents. The autocommand is in $VIMRUNTIME/filetype.vim. 9 10 11" Only do the rest when the FileType autocommand has not been triggered yet. 12if did_filetype() 13 finish 14endif 15 16" Load the user defined scripts file first 17" Only do this when the FileType autocommand has not been triggered yet 18if exists("myscriptsfile") && filereadable(expand(myscriptsfile)) 19 execute "source " . myscriptsfile 20 if did_filetype() 21 finish 22 endif 23endif 24 25" Line continuation is used here, remove 'C' from 'cpoptions' 26let s:cpo_save = &cpo 27set cpo&vim 28 29let s:line1 = getline(1) 30 31if s:line1 =~ "^#!" 32 " A script that starts with "#!". 33 34 " Check for a line like "#!/usr/bin/env VAR=val bash". Turn it into 35 " "#!/usr/bin/bash" to make matching easier. 36 if s:line1 =~ '^#!\s*\S*\<env\s' 37 let s:line1 = substitute(s:line1, '\S\+=\S\+', '', 'g') 38 let s:line1 = substitute(s:line1, '\<env\s\+', '', '') 39 endif 40 41 " Get the program name. 42 " Only accept spaces in PC style paths: "#!c:/program files/perl [args]". 43 " If the word env is used, use the first word after the space: 44 " "#!/usr/bin/env perl [path/args]" 45 " If there is no path use the first word: "#!perl [path/args]". 46 " Otherwise get the last word after a slash: "#!/usr/bin/perl [path/args]". 47 if s:line1 =~ '^#!\s*\a:[/\\]' 48 let s:name = substitute(s:line1, '^#!.*[/\\]\(\i\+\).*', '\1', '') 49 elseif s:line1 =~ '^#!.*\<env\>' 50 let s:name = substitute(s:line1, '^#!.*\<env\>\s\+\(\i\+\).*', '\1', '') 51 elseif s:line1 =~ '^#!\s*[^/\\ ]*\>\([^/\\]\|$\)' 52 let s:name = substitute(s:line1, '^#!\s*\([^/\\ ]*\>\).*', '\1', '') 53 else 54 let s:name = substitute(s:line1, '^#!\s*\S*[/\\]\(\i\+\).*', '\1', '') 55 endif 56 57 " tcl scripts may have #!/bin/sh in the first line and "exec wish" in the 58 " third line. Suggested by Steven Atkinson. 59 if getline(3) =~ '^exec wish' 60 let s:name = 'wish' 61 endif 62 63 " Bourne-like shell scripts: bash bash2 ksh ksh93 sh 64 if s:name =~ '^\(bash\d*\|\|ksh\d*\|sh\)\>' 65 call SetFileTypeSH(s:line1) " defined in filetype.vim 66 67 " csh scripts 68 elseif s:name =~ '^csh\>' 69 if exists("g:filetype_csh") 70 call SetFileTypeShell(g:filetype_csh) 71 else 72 call SetFileTypeShell("csh") 73 endif 74 75 " tcsh scripts 76 elseif s:name =~ '^tcsh\>' 77 call SetFileTypeShell("tcsh") 78 79 " Z shell scripts 80 elseif s:name =~ '^zsh\>' 81 set ft=zsh 82 83 " TCL scripts 84 elseif s:name =~ '^\(tclsh\|wish\|expectk\|itclsh\|itkwish\)\>' 85 set ft=tcl 86 87 " Expect scripts 88 elseif s:name =~ '^expect\>' 89 set ft=expect 90 91 " Gnuplot scripts 92 elseif s:name =~ '^gnuplot\>' 93 set ft=gnuplot 94 95 " Makefiles 96 elseif s:name =~ 'make\>' 97 set ft=make 98 99 " Lua 100 elseif s:name =~ 'lua' 101 set ft=lua 102 103 " Perl 6 104 elseif s:name =~ 'perl6' 105 set ft=perl6 106 107 " Perl 108 elseif s:name =~ 'perl' 109 set ft=perl 110 111 " PHP 112 elseif s:name =~ 'php' 113 set ft=php 114 115 " Python 116 elseif s:name =~ 'python' 117 set ft=python 118 119 " Groovy 120 elseif s:name =~ '^groovy\>' 121 set ft=groovy 122 123 " Ruby 124 elseif s:name =~ 'ruby' 125 set ft=ruby 126 127 " BC calculator 128 elseif s:name =~ '^bc\>' 129 set ft=bc 130 131 " sed 132 elseif s:name =~ 'sed\>' 133 set ft=sed 134 135 " OCaml-scripts 136 elseif s:name =~ 'ocaml' 137 set ft=ocaml 138 139 " Awk scripts 140 elseif s:name =~ 'awk\>' 141 set ft=awk 142 143 " Website MetaLanguage 144 elseif s:name =~ 'wml' 145 set ft=wml 146 147 " Scheme scripts 148 elseif s:name =~ 'scheme' 149 set ft=scheme 150 151 " CFEngine scripts 152 elseif s:name =~ 'cfengine' 153 set ft=cfengine 154 155 " Erlang scripts 156 elseif s:name =~ 'escript' 157 set ft=erlang 158 159 endif 160 unlet s:name 161 162else 163 " File does not start with "#!". 164 165 let s:line2 = getline(2) 166 let s:line3 = getline(3) 167 let s:line4 = getline(4) 168 let s:line5 = getline(5) 169 170 " Bourne-like shell scripts: sh ksh bash bash2 171 if s:line1 =~ '^:$' 172 call SetFileTypeSH(s:line1) " defined in filetype.vim 173 174 " Z shell scripts 175 elseif s:line1 =~ '^#compdef\>' || s:line1 =~ '^#autoload\>' || 176 \ "\n".s:line1."\n".s:line2."\n".s:line3."\n".s:line4."\n".s:line5 =~ '\n\s*emulate\s\+\%(-[LR]\s\+\)\=[ckz]\=sh\>' 177 set ft=zsh 178 179 " ELM Mail files 180 elseif s:line1 =~ '^From \([a-zA-Z][a-zA-Z_0-9\.=-]*\(@[^ ]*\)\=\|-\) .* \(19\|20\)\d\d$' 181 set ft=mail 182 183 " Mason 184 elseif s:line1 =~ '^<[%&].*>' 185 set ft=mason 186 187 " Vim scripts (must have '" vim' as the first line to trigger this) 188 elseif s:line1 =~ '^" *[vV]im$' 189 set ft=vim 190 191 " MOO 192 elseif s:line1 =~ '^\*\* LambdaMOO Database, Format Version \%([1-3]\>\)\@!\d\+ \*\*$' 193 set ft=moo 194 195 " Diff file: 196 " - "diff" in first line (context diff) 197 " - "Only in " in first line 198 " - "--- " in first line and "+++ " in second line (unified diff). 199 " - "*** " in first line and "--- " in second line (context diff). 200 " - "# It was generated by makepatch " in the second line (makepatch diff). 201 " - "Index: <filename>" in the first line (CVS file) 202 " - "=== ", line of "=", "---", "+++ " (SVK diff) 203 " - "=== ", "--- ", "+++ " (bzr diff, common case) 204 " - "=== (removed|added|renamed|modified)" (bzr diff, alternative) 205 " - "# HG changeset patch" in first line (Mercurial export format) 206 elseif s:line1 =~ '^\(diff\>\|Only in \|\d\+\(,\d\+\)\=[cda]\d\+\>\|# It was generated by makepatch \|Index:\s\+\f\+\r\=$\|===== \f\+ \d\+\.\d\+ vs edited\|==== //\f\+#\d\+\|# HG changeset patch\)' 207 \ || (s:line1 =~ '^--- ' && s:line2 =~ '^+++ ') 208 \ || (s:line1 =~ '^\* looking for ' && s:line2 =~ '^\* comparing to ') 209 \ || (s:line1 =~ '^\*\*\* ' && s:line2 =~ '^--- ') 210 \ || (s:line1 =~ '^=== ' && ((s:line2 =~ '^=\{66\}' && s:line3 =~ '^--- ' && s:line4 =~ '^+++') || (s:line2 =~ '^--- ' && s:line3 =~ '^+++ '))) 211 \ || (s:line1 =~ '^=== \(removed\|added\|renamed\|modified\)') 212 set ft=diff 213 214 " PostScript Files (must have %!PS as the first line, like a2ps output) 215 elseif s:line1 =~ '^%![ \t]*PS' 216 set ft=postscr 217 218 " M4 scripts: Guess there is a line that starts with "dnl". 219 elseif s:line1 =~ '^\s*dnl\>' 220 \ || s:line2 =~ '^\s*dnl\>' 221 \ || s:line3 =~ '^\s*dnl\>' 222 \ || s:line4 =~ '^\s*dnl\>' 223 \ || s:line5 =~ '^\s*dnl\>' 224 set ft=m4 225 226 " AmigaDos scripts 227 elseif $TERM == "amiga" 228 \ && (s:line1 =~ "^;" || s:line1 =~ '^\.[bB][rR][aA]') 229 set ft=amiga 230 231 " SiCAD scripts (must have procn or procd as the first line to trigger this) 232 elseif s:line1 =~? '^ *proc[nd] *$' 233 set ft=sicad 234 235 " Purify log files start with "**** Purify" 236 elseif s:line1 =~ '^\*\*\*\* Purify' 237 set ft=purifylog 238 239 " XML 240 elseif s:line1 =~ '<?\s*xml.*?>' 241 set ft=xml 242 243 " XHTML (e.g.: PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN") 244 elseif s:line1 =~ '\<DTD\s\+XHTML\s' 245 set ft=xhtml 246 247 " HTML (e.g.: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN") 248 " Avoid "doctype html", used by slim. 249 elseif s:line1 =~? '<!DOCTYPE\s\+html\>' 250 set ft=html 251 252 " PDF 253 elseif s:line1 =~ '^%PDF-' 254 set ft=pdf 255 256 " XXD output 257 elseif s:line1 =~ '^\x\{7}: \x\{2} \=\x\{2} \=\x\{2} \=\x\{2} ' 258 set ft=xxd 259 260 " RCS/CVS log output 261 elseif s:line1 =~ '^RCS file:' || s:line2 =~ '^RCS file:' 262 set ft=rcslog 263 264 " CVS commit 265 elseif s:line2 =~ '^CVS:' || getline("$") =~ '^CVS: ' 266 set ft=cvs 267 268 " Prescribe 269 elseif s:line1 =~ '^!R!' 270 set ft=prescribe 271 272 " Send-pr 273 elseif s:line1 =~ '^SEND-PR:' 274 set ft=sendpr 275 276 " SNNS files 277 elseif s:line1 =~ '^SNNS network definition file' 278 set ft=snnsnet 279 elseif s:line1 =~ '^SNNS pattern definition file' 280 set ft=snnspat 281 elseif s:line1 =~ '^SNNS result file' 282 set ft=snnsres 283 284 " Virata 285 elseif s:line1 =~ '^%.\{-}[Vv]irata' 286 \ || s:line2 =~ '^%.\{-}[Vv]irata' 287 \ || s:line3 =~ '^%.\{-}[Vv]irata' 288 \ || s:line4 =~ '^%.\{-}[Vv]irata' 289 \ || s:line5 =~ '^%.\{-}[Vv]irata' 290 set ft=virata 291 292 " Strace 293 elseif s:line1 =~ '^\(\[pid \d\+\] \)\=[0-9:.]* *execve(' || s:line1 =~ '^__libc_start_main' 294 set ft=strace 295 296 " VSE JCL 297 elseif s:line1 =~ '^\* $$ JOB\>' || s:line1 =~ '^// *JOB\>' 298 set ft=vsejcl 299 300 " TAK and SINDA 301 elseif s:line4 =~ 'K & K Associates' || s:line2 =~ 'TAK 2000' 302 set ft=takout 303 elseif s:line3 =~ 'S Y S T E M S I M P R O V E D ' 304 set ft=sindaout 305 elseif getline(6) =~ 'Run Date: ' 306 set ft=takcmp 307 elseif getline(9) =~ 'Node File 1' 308 set ft=sindacmp 309 310 " DNS zone files 311 elseif s:line1.s:line2.s:line3.s:line4 =~ '^; <<>> DiG [0-9.]\+ <<>>\|BIND.*named\|$ORIGIN\|$TTL\|IN\s\+SOA' 312 set ft=bindzone 313 314 " BAAN 315 elseif s:line1 =~ '|\*\{1,80}' && s:line2 =~ 'VRC ' 316 \ || s:line2 =~ '|\*\{1,80}' && s:line3 =~ 'VRC ' 317 set ft=baan 318 319 " Valgrind 320 elseif s:line1 =~ '^==\d\+== valgrind' || s:line3 =~ '^==\d\+== Using valgrind' 321 set ft=valgrind 322 323 " Go docs 324 elseif s:line1 =~ '^PACKAGE DOCUMENTATION$' 325 set ft=godoc 326 327 " Renderman Interface Bytestream 328 elseif s:line1 =~ '^##RenderMan' 329 set ft=rib 330 331 " Scheme scripts 332 elseif s:line1 =~ 'exec\s\+\S*scheme' || s:line2 =~ 'exec\s\+\S*scheme' 333 set ft=scheme 334 335 " Git output 336 elseif s:line1 =~ '^\(commit\|tree\|object\) \x\{40\}\>\|^tag \S\+$' 337 set ft=git 338 339 " Gprof (gnu profiler) 340 elseif s:line1 == 'Flat profile:' 341 \ && s:line2 == '' 342 \ && s:line3 =~ '^Each sample counts as .* seconds.$' 343 set ft=gprof 344 345 " Erlang terms 346 " (See also: http://www.gnu.org/software/emacs/manual/html_node/emacs/Choosing-Modes.html#Choosing-Modes) 347 elseif s:line1 =~? '-\*-.*erlang.*-\*-' 348 set ft=erlang 349 350 " CVS diff 351 else 352 let s:lnum = 1 353 while getline(s:lnum) =~ "^? " && s:lnum < line("$") 354 let s:lnum += 1 355 endwhile 356 if getline(s:lnum) =~ '^Index:\s\+\f\+$' 357 set ft=diff 358 359 " locale input files: Formal Definitions of Cultural Conventions 360 " filename must be like en_US, fr_FR@euro or en_US.UTF-8 361 elseif expand("%") =~ '\a\a_\a\a\($\|[.@]\)\|i18n$\|POSIX$\|translit_' 362 let s:lnum = 1 363 while s:lnum < 100 && s:lnum < line("$") 364 if getline(s:lnum) =~ '^LC_\(IDENTIFICATION\|CTYPE\|COLLATE\|MONETARY\|NUMERIC\|TIME\|MESSAGES\|PAPER\|TELEPHONE\|MEASUREMENT\|NAME\|ADDRESS\)$' 365 setf fdcc 366 break 367 endif 368 let s:lnum += 1 369 endwhile 370 endif 371 unlet s:lnum 372 373 endif 374 375 unlet s:line2 s:line3 s:line4 s:line5 376 377endif 378 379" Restore 'cpoptions' 380let &cpo = s:cpo_save 381 382unlet s:cpo_save s:line1 383