3 " Maintainer: Dr. Charles E. Campbell, Jr. <NdrchipO@ScampbellPfamily.AbizM>
4 " Last Change: Feb 27, 2007
6 " URL: http://mysite.verizon.net/astronaut/vim/index.html#vimlinks_syntax
10 " 1. If you have a \begin{verbatim} that appears to overrun its boundaries,
13 " 2. Run-on equations ($..$ and $$..$$, particularly) can also be stopped
14 " by suitable use of %stopzone.
16 " 3. If you have a slow computer, you may wish to modify
18 " syn sync maxlines=200
19 " syn sync minlines=50
21 " to values that are more to your liking.
23 " 4. There is no match-syncing for $...$ and $$...$$; hence large
24 " equation blocks constructed that way may exhibit syncing problems.
25 " (there's no difference between begin/end patterns)
27 " 5. If you have the variable "g:tex_no_error" defined then none of the
28 " lexical error-checking will be done.
30 " ie. let g:tex_no_error=1
32 " Version Clears: {{{1
33 " For version 5.x: Clear all syntax items
34 " For version 6.x: Quit when a syntax file was already loaded
37 elseif exists("b:current_syntax")
41 " Define the default highlighting. {{{1
42 " For version 5.7 and earlier: only when not done already
43 " For version 5.8 and later: only when an item doesn't have highlighting yet
44 if version >= 508 || !exists("did_tex_syntax_inits")
45 let did_tex_syntax_inits = 1
47 command -nargs=+ HiLink hi link <args>
49 command -nargs=+ HiLink hi def link <args>
52 if exists("g:tex_tex") && !exists("g:tex_no_error")
56 " Determine whether or not to use "*.sty" mode {{{1
57 " The user may override the normal determination by setting
58 " g:tex_stylish to 1 (for "*.sty" mode)
59 " or to 0 else (normal "*.tex" mode)
60 " or on a buffer-by-buffer basis with b:tex_stylish
61 let b:extfname=expand("%:e")
62 if exists("g:tex_stylish")
63 let b:tex_stylish= g:tex_stylish
64 elseif !exists("b:tex_stylish")
65 if b:extfname == "sty" || b:extfname == "cls" || b:extfname == "clo" || b:extfname == "dtx" || b:extfname == "ltx"
73 if !exists("g:tex_fold_enabled")
74 let g:tex_fold_enabled= 0
75 elseif g:tex_fold_enabled && !has("folding")
76 let g:tex_fold_enabled= 0
77 echomsg "Ignoring g:tex_fold_enabled=".g:tex_fold_enabled."; need to re-compile vim for +fold support"
79 if g:tex_fold_enabled && &fdm == "manual"
83 " (La)TeX keywords: only use the letters a-zA-Z {{{1
84 " but _ is the only one that causes problems.
99 syn cluster texCmdGroup contains=texCmdBody,texComment,texDefParm,texDelimiter,texDocType,texInput,texLength,texLigature,texMathDelim,texMathOper,texNewCmd,texNewEnv,texRefZone,texSection,texSectionMarker,texSectionName,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle
100 if !exists("g:tex_no_error")
101 syn cluster texCmdGroup add=texMathError
103 syn cluster texEnvGroup contains=texMatcher,texMathDelim,texSpecialChar,texStatement
104 syn cluster texFoldGroup contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texInputFile,texLength,texLigature,texMatcher,texMathZoneV,texMathZoneW,texMathZoneX,texMathZoneY,texMathZoneZ,texNewCmd,texNewEnv,texOnlyMath,texOption,texParen,texRefZone,texSection,texSectionMarker,texSectionZone,texSpaceCode,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texZone,@texMathZones,texTitle,texAbstract
105 syn cluster texMatchGroup contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMatcher,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texZone,texInputFile,texOption,@Spell
106 syn cluster texRefGroup contains=texMatcher,texComment,texDelimiter
107 if !exists("tex_no_math")
108 syn cluster texMathZones contains=texMathZoneV,texMathZoneW,texMathZoneX,texMathZoneY,texMathZoneZ
109 syn cluster texMatchGroup add=@texMathZones
110 syn cluster texMathDelimGroup contains=texMathDelimBad,texMathDelimKey,texMathDelimSet1,texMathDelimSet2
111 syn cluster texMathMatchGroup contains=@texMathZones,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMathDelim,texMathMatcher,texMathOper,texNewCmd,texNewEnv,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texZone
112 syn cluster texMathZoneGroup contains=texComment,texDelimiter,texLength,texMathDelim,texMathMatcher,texMathOper,texRefZone,texSpecialChar,texStatement,texTypeSize,texTypeStyle
113 if !exists("g:tex_no_error")
114 syn cluster texMathMatchGroup add=texMathError
115 syn cluster texMathZoneGroup add=texMathError
117 syn cluster texMathZoneGroup add=@NoSpell
118 " following used in the \part \chapter \section \subsection \subsubsection
119 " \paragraph \subparagraph \author \title highlighting
120 syn cluster texDocGroup contains=texPartZone,@texPartGroup
121 syn cluster texPartGroup contains=texChapterZone,texSectionZone,texParaZone
122 syn cluster texChapterGroup contains=texSectionZone,texParaZone
123 syn cluster texSectionGroup contains=texSubSectionZone,texParaZone
124 syn cluster texSubSectionGroup contains=texSubSubSectionZone,texParaZone
125 syn cluster texSubSubSectionGroup contains=texParaZone
126 syn cluster texParaGroup contains=texSubParaZone
129 " Try to flag {} and () mismatches: {{{1
130 if !exists("g:tex_no_error")
131 syn region texMatcher matchgroup=Delimiter start="{" skip="\\\\\|\\[{}]" end="}" contains=@texMatchGroup,texError
132 syn region texMatcher matchgroup=Delimiter start="\[" end="]" contains=@texMatchGroup,texError
134 syn region texMatcher matchgroup=Delimiter start="{" skip="\\\\\|\\[{}]" end="}" contains=@texMatchGroup
135 syn region texMatcher matchgroup=Delimiter start="\[" end="]" contains=@texMatchGroup
137 syn region texParen start="(" end=")" contains=@texMatchGroup,@Spell
138 if !exists("g:tex_no_error")
139 syn match texError "[}\])]"
141 if !exists("tex_no_math")
142 if !exists("g:tex_no_error")
143 syn match texMathError "}" contained
145 syn region texMathMatcher matchgroup=Delimiter start="{" skip="\\\\\|\\}" end="}" end="%stopzone\>" contained contains=@texMathMatchGroup
148 " TeX/LaTeX keywords: {{{1
149 " Instead of trying to be All Knowing, I just match \..alphameric..
150 " Note that *.tex files may not have "@" in their \commands
151 if exists("g:tex_tex") || b:tex_stylish
152 syn match texStatement "\\[a-zA-Z@]\+"
154 syn match texStatement "\\\a\+"
155 if !exists("g:tex_no_error")
156 syn match texError "\\\a*@[a-zA-Z@]*"
160 " TeX/LaTeX delimiters: {{{1
161 syn match texDelimiter "&"
162 syn match texDelimiter "\\\\"
164 " Tex/Latex Options: {{{1
165 syn match texOption "[^\\]\zs#\d\+\|^#\d\+"
167 " texAccent (tnx to Karim Belabas) avoids annoying highlighting for accents: {{{1
169 syn match texAccent "\\[bcdvuH][^a-zA-Z@]"me=e-1
170 syn match texLigature "\\\([ijolL]\|ae\|oe\|ss\|AA\|AE\|OE\)[^a-zA-Z@]"me=e-1
172 syn match texAccent "\\[bcdvuH]\A"me=e-1
173 syn match texLigature "\\\([ijolL]\|ae\|oe\|ss\|AA\|AE\|OE\)\A"me=e-1
175 syn match texAccent "\\[bcdvuH]$"
176 syn match texAccent +\\[=^.\~"`']+
177 syn match texAccent +\\['=t'.c^ud"vb~Hr]{\a}+
178 syn match texLigature "\\\([ijolL]\|ae\|oe\|ss\|AA\|AE\|OE\)$"
180 " \begin{}/\end{} section markers: {{{1
181 syn match texSectionMarker "\\begin\>\|\\end\>" nextgroup=texSectionName
182 syn region texSectionName matchgroup=Delimiter start="{" end="}" contained nextgroup=texSectionModifier
183 syn region texSectionModifier matchgroup=Delimiter start="\[" end="]" contained
185 " \documentclass, \documentstyle, \usepackage: {{{1
186 syn match texDocType "\\documentclass\>\|\\documentstyle\>\|\\usepackage\>" nextgroup=texSectionName,texDocTypeArgs
187 syn region texDocTypeArgs matchgroup=Delimiter start="\[" end="]" contained nextgroup=texSectionName
189 " Preamble syntax-based folding support: {{{1
190 if g:tex_fold_enabled && has("folding")
191 syn region texPreamble transparent fold start='\zs\\documentclass\>' end='\ze\\begin{document}' contains=@texMatchGroup
195 syn match texInput "\\input\s\+[a-zA-Z/.0-9_^]\+"hs=s+7 contains=texStatement
196 syn match texInputFile "\\include\(graphics\|list\)\=\(\[.\{-}\]\)\=\s*{.\{-}}" contains=texStatement,texInputCurlies
197 syn match texInputFile "\\\(epsfig\|input\|usepackage\)\s*\(\[.*\]\)\={.\{-}}" contains=texStatement,texInputCurlies,texInputFileOpt
198 syn match texInputCurlies "[{}]" contained
199 syn region texInputFileOpt matchgroup=Delimiter start="\[" end="\]" contained
201 " Type Styles (LaTeX 2.09): {{{1
202 syn match texTypeStyle "\\rm\>"
203 syn match texTypeStyle "\\em\>"
204 syn match texTypeStyle "\\bf\>"
205 syn match texTypeStyle "\\it\>"
206 syn match texTypeStyle "\\sl\>"
207 syn match texTypeStyle "\\sf\>"
208 syn match texTypeStyle "\\sc\>"
209 syn match texTypeStyle "\\tt\>"
211 " Type Styles: attributes, commands, families, etc (LaTeX2E): {{{1
212 syn match texTypeStyle "\\textbf\>"
213 syn match texTypeStyle "\\textit\>"
214 syn match texTypeStyle "\\textmd\>"
215 syn match texTypeStyle "\\textrm\>"
216 syn match texTypeStyle "\\textsc\>"
217 syn match texTypeStyle "\\textsf\>"
218 syn match texTypeStyle "\\textsl\>"
219 syn match texTypeStyle "\\texttt\>"
220 syn match texTypeStyle "\\textup\>"
221 syn match texTypeStyle "\\emph\>"
223 syn match texTypeStyle "\\mathbb\>"
224 syn match texTypeStyle "\\mathbf\>"
225 syn match texTypeStyle "\\mathcal\>"
226 syn match texTypeStyle "\\mathfrak\>"
227 syn match texTypeStyle "\\mathit\>"
228 syn match texTypeStyle "\\mathnormal\>"
229 syn match texTypeStyle "\\mathrm\>"
230 syn match texTypeStyle "\\mathsf\>"
231 syn match texTypeStyle "\\mathtt\>"
233 syn match texTypeStyle "\\rmfamily\>"
234 syn match texTypeStyle "\\sffamily\>"
235 syn match texTypeStyle "\\ttfamily\>"
237 syn match texTypeStyle "\\itshape\>"
238 syn match texTypeStyle "\\scshape\>"
239 syn match texTypeStyle "\\slshape\>"
240 syn match texTypeStyle "\\upshape\>"
242 syn match texTypeStyle "\\bfseries\>"
243 syn match texTypeStyle "\\mdseries\>"
245 " Some type sizes: {{{1
246 syn match texTypeSize "\\tiny\>"
247 syn match texTypeSize "\\scriptsize\>"
248 syn match texTypeSize "\\footnotesize\>"
249 syn match texTypeSize "\\small\>"
250 syn match texTypeSize "\\normalsize\>"
251 syn match texTypeSize "\\large\>"
252 syn match texTypeSize "\\Large\>"
253 syn match texTypeSize "\\LARGE\>"
254 syn match texTypeSize "\\huge\>"
255 syn match texTypeSize "\\Huge\>"
257 " Spacecodes (TeX'isms): {{{1
258 " \mathcode`\^^@="2201 \delcode`\(="028300 \sfcode`\)=0 \uccode`X=`X \lccode`x=`x
259 syn match texSpaceCode "\\\(math\|cat\|del\|lc\|sf\|uc\)code`"me=e-1 nextgroup=texSpaceCodeChar
260 syn match texSpaceCodeChar "`\\\=.\(\^.\)\==\(\d\|\"\x\{1,6}\|`.\)" contained
262 " Sections, subsections, etc: {{{1
263 if g:tex_fold_enabled && has("folding")
264 syn region texDocZone matchgroup=texSection start='\\begin\s*{\s*document\s*}' end='\\end\s*{\s*document\s*}' fold contains=@texFoldGroup,@texDocGroup,@Spell
265 syn region texPartZone matchgroup=texSection start='\\part\>' end='\n\ze\s*\\part\>' fold contains=@texFoldGroup,@texPartGroup,@Spell
266 syn region texChapterZone matchgroup=texSection start='\\chapter\>' end='\n\ze\s*\\chapter\>' fold contains=@texFoldGroup,@texChapterGroup,@Spell
267 syn region texSectionZone matchgroup=texSection start='\\section\>' end='\n\ze\s*\\section\>' fold contains=@texFoldGroup,@texSectionGroup,@Spell
268 syn region texSubSectionZone matchgroup=texSection start='\\subsection\>' end='\n\ze\s*\\subsection\>' fold contains=@texFoldGroup,@texSubSectionGroup,@Spell
269 syn region texSubSubSectionZone matchgroup=texSection start='\\subsubsection\>' end='\n\ze\s*\\subsubsection\>' fold contains=@texFoldGroup,@texSubSubSectionGroup,@Spell
270 syn region texParaZone matchgroup=texSection start='\\paragraph\>' end='\n\ze\s*\\paragraph\>' fold contains=@texFoldGroup,@texParaGroup,@Spell
271 syn region texSubParaZone matchgroup=texSection start='\\subparagraph\>' end='\n\ze\s*\\subparagraph\>' fold contains=@texFoldGroup,@Spell
272 syn region texTitle matchgroup=texSection start='\\\%(author\|title\)\>\s*{' end='}' fold contains=@texFoldGroup,@Spell
273 syn region texAbstract matchgroup=texSection start='\\begin\s*{\s*abstract\s*}' end='\\end\s*{\s*abstract\s*}' fold contains=@texFoldGroup,@Spell
275 syn region texDocZone matchgroup=texSection start='\\begin\s*{\s*document\s*}' end='\\end\s*{\s*document\s*}' contains=@texFoldGroup,@texDocGroup,@Spell
276 syn region texPartZone matchgroup=texSection start='\\part\>' end='\n\ze\s*\\part\>' contains=@texFoldGroup,@texPartGroup,@Spell
277 syn region texChapterZone matchgroup=texSection start='\\chapter\>' end='\n\ze\s*\\chapter\>' contains=@texFoldGroup,@texChapterGroup,@Spell
278 syn region texSectionZone matchgroup=texSection start='\\section\>' end='\n\ze\s*\\section\>' contains=@texFoldGroup,@texSectionGroup,@Spell
279 syn region texSubSectionZone matchgroup=texSection start='\\subsection\>' end='\n\ze\s*\\subsection\>' contains=@texFoldGroup,@texSubSectionGroup,@Spell
280 syn region texSubSubSectionZone matchgroup=texSection start='\\subsubsection\>' end='\n\ze\s*\\subsubsection\>' contains=@texFoldGroup,@texSubSubSectionGroup,@Spell
281 syn region texParaZone matchgroup=texSection start='\\paragraph\>' end='\n\ze\s*\\paragraph\>' contains=@texFoldGroup,@texParaGroup,@Spell
282 syn region texSubParaZone matchgroup=texSection start='\\subparagraph\>' end='\n\ze\s*\\subparagraph\>' contains=@texFoldGroup,@Spell
283 syn region texTitle matchgroup=texSection start='\\\%(author\|title\)\>\s*{' end='}' contains=@texFoldGroup,@Spell
284 syn region texAbstract matchgroup=texSection start='\\begin\s*{\s*abstract\s*}' end='\\end\s*{\s*abstract\s*}' contains=@texFoldGroup,@Spell
287 " Bad Math (mismatched): {{{1
288 if !exists("tex_no_math")
289 syn match texBadMath "\\end\s*{\s*\(array\|gathered\|bBpvV]matrix\|split\|subequations\|smallmatrix\|xxalignat\)\s*}"
290 syn match texBadMath "\\end\s*{\s*\(align\|alignat\|displaymath\|displaymath\|eqnarray\|equation\|flalign\|gather\|math\|multline\|xalignat\)\*\=\s*}"
291 syn match texBadMath "\\[\])]"
295 if !exists("tex_no_math")
296 " TexNewMathZone: function creates a mathzone with the given suffix and mathzone name. {{{2
297 " Starred forms are created if starform is true. Starred
298 " forms have syntax group and synchronization groups with a
299 " "S" appended. Handles: cluster, syntax, sync, and HiLink.
300 fun! TexNewMathZone(sfx,mathzone,starform)
301 let grpname = "texMathZone".a:sfx
302 let syncname = "texSyncMathZone".a:sfx
303 exe "syn cluster texMathZones add=".grpname
304 exe 'syn region '.grpname.' start='."'".'\\begin\s*{\s*'.a:mathzone.'\s*}'."'".' end='."'".'\\end\s*{\s*'.a:mathzone.'\s*}'."'".' keepend contains=@texMathZoneGroup'
305 exe 'syn sync match '.syncname.' grouphere '.grpname.' "\\begin\s*{\s*'.a:mathzone.'\*\s*}"'
306 exe 'syn sync match '.syncname.' grouphere '.grpname.' "\\begin\s*{\s*'.a:mathzone.'\*\s*}"'
307 exe 'HiLink '.grpname.' texMath'
309 let grpname = "texMathZone".a:sfx.'S'
310 let syncname = "texSyncMathZone".a:sfx.'S'
311 exe "syn cluster texMathZones add=".grpname
312 exe 'syn region '.grpname.' start='."'".'\\begin\s*{\s*'.a:mathzone.'\*\s*}'."'".' end='."'".'\\end\s*{\s*'.a:mathzone.'\*\s*}'."'".' keepend contains=@texMathZoneGroup'
313 exe 'syn sync match '.syncname.' grouphere '.grpname.' "\\begin\s*{\s*'.a:mathzone.'\*\s*}"'
314 exe 'syn sync match '.syncname.' grouphere '.grpname.' "\\begin\s*{\s*'.a:mathzone.'\*\s*}"'
315 exe 'HiLink '.grpname.' texMath'
319 " Standard Math Zones: {{{2
320 call TexNewMathZone("A","align",1)
321 call TexNewMathZone("B","alignat",1)
322 call TexNewMathZone("C","displaymath",1)
323 call TexNewMathZone("D","eqnarray",1)
324 call TexNewMathZone("E","equation",1)
325 call TexNewMathZone("F","flalign",1)
326 call TexNewMathZone("G","gather",1)
327 call TexNewMathZone("H","math",1)
328 call TexNewMathZone("I","multline",1)
329 call TexNewMathZone("J","subequations",0)
330 call TexNewMathZone("K","xalignat",1)
331 call TexNewMathZone("L","xxalignat",0)
333 " Inline Math Zones: {{{2
334 syn region texMathZoneV matchgroup=Delimiter start="\\(" matchgroup=Delimiter end="\\)\|%stopzone\>" keepend contains=@texMathZoneGroup
335 syn region texMathZoneW matchgroup=Delimiter start="\\\[" matchgroup=Delimiter end="\\]\|%stopzone\>" keepend contains=@texMathZoneGroup
336 syn region texMathZoneX matchgroup=Delimiter start="\$" skip="\\\\\|\\\$" matchgroup=Delimiter end="\$" end="%stopzone\>" contains=@texMathZoneGroup
337 syn region texMathZoneY matchgroup=Delimiter start="\$\$" matchgroup=Delimiter end="\$\$" end="%stopzone\>" keepend contains=@texMathZoneGroup
338 syn region texMathZoneZ matchgroup=texStatement start="\\ensuremath\s*{" matchgroup=texStatement end="}" end="%stopzone\>" contains=@texMathZoneGroup
340 syn match texMathOper "[_^=]" contained
342 " \left..something.. and \right..something.. support: {{{2
343 syn match texMathDelimBad contained "\S"
344 syn match texMathDelim contained "\\\(left\|right\|[bB]igg\=[lr]\)\>" skipwhite nextgroup=texMathDelimSet1,texMathDelimSet2,texMathDelimBad
345 syn match texMathDelim contained "\\\(left\|right\)arrow\>\|\<\([aA]rrow\|brace\)\=vert\>"
346 syn match texMathDelim contained "\\lefteqn\>"
347 syn match texMathDelimSet2 contained "\\" nextgroup=texMathDelimKey,texMathDelimBad
348 syn match texMathDelimSet1 contained "[<>()[\]|/.]\|\\[{}|]"
349 syn keyword texMathDelimKey contained backslash lceil lVert rgroup uparrow
350 syn keyword texMathDelimKey contained downarrow lfloor rangle rmoustache Uparrow
351 syn keyword texMathDelimKey contained Downarrow lgroup rbrace rvert updownarrow
352 syn keyword texMathDelimKey contained langle lmoustache rceil rVert Updownarrow
353 syn keyword texMathDelimKey contained lbrace lvert rfloor
356 " Special TeX characters ( \$ \& \% \# \{ \} \_ \S \P ) : {{{1
357 syn match texSpecialChar "\\[$&%#{}_]"
359 syn match texSpecialChar "\\[SP@][^a-zA-Z@]"me=e-1
361 syn match texSpecialChar "\\[SP@]\A"me=e-1
363 syn match texSpecialChar "\\\\"
364 if !exists("tex_no_math")
365 syn match texOnlyMath "[_^]"
367 syn match texSpecialChar "\^\^[0-9a-f]\{2}\|\^\^\S"
370 " Normal TeX LaTeX : %....
371 " Documented TeX Format: ^^A... -and- leading %s (only)
372 syn cluster texCommentGroup contains=texTodo,@Spell
374 syn keyword texTodo contained combak fixme todo xxx
376 if b:extfname == "dtx"
377 syn match texComment "\^\^A.*$" contains=@texCommentGroup
378 syn match texComment "^%\+" contains=@texCommentGroup
380 if g:tex_fold_enabled
381 " allows syntax-folding of 2 or more contiguous comment lines
382 " single-line comments are not folded
383 syn match texComment "%.*$" contains=@texCommentGroup
384 syn region texComment start="^\zs\s*%.*\_s*%" skip="^\s*%" end='^\ze\s*[^%]' fold
386 syn match texComment "%.*$" contains=@texCommentGroup
390 " Separate lines used for verb` and verb# so that the end conditions {{{1
391 " will appropriately terminate. Ideally vim would let me save a
392 " character from the start pattern and re-use it in the end-pattern.
393 syn region texZone start="\\begin{verbatim}" end="\\end{verbatim}\|%stopzone\>" contains=@Spell
395 syn region texZone start="\\begin{lstlisting}" end="\\end{lstlisting}\|%stopzone\>" contains=@Spell
397 syn region texZone start="\\begin{verbatimtab}" end="\\end{verbatimtab}\|%stopzone\>" contains=@Spell
398 syn region texZone start="\\begin{verbatimwrite}" end="\\end{verbatimwrite}\|%stopzone\>" contains=@Spell
399 syn region texZone start="\\begin{boxedverbatim}" end="\\end{boxedverbatim}\|%stopzone\>" contains=@Spell
401 syn region texZone start="\\verb\*\=`" end="`\|%stopzone\>"
402 syn region texZone start="\\verb\*\=#" end="#\|%stopzone\>"
405 syn region texZone start="\\verb\*\=\z([^\ta-zA-Z@]\)" end="\z1\|%stopzone\>"
407 syn region texZone start="\\verb\*\=\z([^\ta-zA-Z]\)" end="\z1\|%stopzone\>"
411 " Tex Reference Zones: {{{1
412 syn region texZone matchgroup=texStatement start="@samp{" end="}\|%stopzone\>" contains=@texRefGroup
413 syn region texRefZone matchgroup=texStatement start="\\nocite{" end="}\|%stopzone\>" contains=@texRefGroup
414 syn region texRefZone matchgroup=texStatement start="\\bibliography{" end="}\|%stopzone\>" contains=@texRefGroup
415 syn region texRefZone matchgroup=texStatement start="\\label{" end="}\|%stopzone\>" contains=@texRefGroup
416 syn region texRefZone matchgroup=texStatement start="\\\(page\|eq\)ref{" end="}\|%stopzone\>" contains=@texRefGroup
417 syn region texRefZone matchgroup=texStatement start="\\v\=ref{" end="}\|%stopzone\>" contains=@texRefGroup
418 syn match texRefZone '\\cite\%([tp]\*\=\)\=' nextgroup=texRefOption,texCite
419 syn region texRefOption contained matchgroup=Delimiter start='\[' end=']' contains=@texRefGroup nextgroup=texRefOption,texCite
420 syn region texCite contained matchgroup=Delimiter start='{' end='}' contains=@texRefGroup
422 " Handle newcommand, newenvironment : {{{1
423 syn match texNewCmd "\\newcommand\>" nextgroup=texCmdName skipwhite skipnl
424 syn region texCmdName contained matchgroup=Delimiter start="{"rs=s+1 end="}" nextgroup=texCmdArgs,texCmdBody skipwhite skipnl
425 syn region texCmdArgs contained matchgroup=Delimiter start="\["rs=s+1 end="]" nextgroup=texCmdBody skipwhite skipnl
426 syn region texCmdBody contained matchgroup=Delimiter start="{"rs=s+1 skip="\\\\\|\\[{}]" matchgroup=Delimiter end="}" contains=@texCmdGroup
427 syn match texNewEnv "\\newenvironment\>" nextgroup=texEnvName skipwhite skipnl
428 syn region texEnvName contained matchgroup=Delimiter start="{"rs=s+1 end="}" nextgroup=texEnvBgn skipwhite skipnl
429 syn region texEnvBgn contained matchgroup=Delimiter start="{"rs=s+1 end="}" nextgroup=texEnvEnd skipwhite skipnl contains=@texEnvGroup
430 syn region texEnvEnd contained matchgroup=Delimiter start="{"rs=s+1 end="}" skipwhite skipnl contains=@texEnvGroup
432 " Definitions/Commands: {{{1
433 syn match texDefCmd "\\def\>" nextgroup=texDefName skipwhite skipnl
435 syn match texDefName contained "\\[a-zA-Z@]\+" nextgroup=texDefParms,texCmdBody skipwhite skipnl
436 syn match texDefName contained "\\[^a-zA-Z@]" nextgroup=texDefParms,texCmdBody skipwhite skipnl
438 syn match texDefName contained "\\\a\+" nextgroup=texDefParms,texCmdBody skipwhite skipnl
439 syn match texDefName contained "\\\A" nextgroup=texDefParms,texCmdBody skipwhite skipnl
441 syn match texDefParms contained "#[^{]*" contains=texDefParm nextgroup=texCmdBody skipwhite skipnl
442 syn match texDefParm contained "#\d\+"
445 syn match texLength "\<\d\+\([.,]\d\+\)\=\s*\(true\)\=\s*\(bp\|cc\|cm\|dd\|em\|ex\|in\|mm\|pc\|pt\|sp\)\>"
447 " TeX String Delimiters: {{{1
448 syn match texString "\(``\|''\|,,\)"
450 " LaTeX synchronization: {{{1
451 syn sync maxlines=200
454 syn sync match texSyncStop groupthere NONE "%stopzone\>"
456 " Synchronization: {{{1
457 " The $..$ and $$..$$ make for impossible sync patterns
458 " (one can't tell if a "$$" starts or stops a math zone by itself)
459 " The following grouptheres coupled with minlines above
460 " help improve the odds of good syncing.
461 if !exists("tex_no_math")
462 syn sync match texSyncMathZoneA groupthere NONE "\\end{abstract}"
463 syn sync match texSyncMathZoneA groupthere NONE "\\end{center}"
464 syn sync match texSyncMathZoneA groupthere NONE "\\end{description}"
465 syn sync match texSyncMathZoneA groupthere NONE "\\end{enumerate}"
466 syn sync match texSyncMathZoneA groupthere NONE "\\end{itemize}"
467 syn sync match texSyncMathZoneA groupthere NONE "\\end{table}"
468 syn sync match texSyncMathZoneA groupthere NONE "\\end{tabular}"
469 syn sync match texSyncMathZoneA groupthere NONE "\\\(sub\)*section\>"
473 if did_tex_syntax_inits == 1
474 let did_tex_syntax_inits= 2
475 " TeX highlighting groups which should share similar highlighting
476 if !exists("g:tex_no_error")
477 if !exists("tex_no_math")
478 HiLink texBadMath texError
479 HiLink texMathDelimBad texError
480 HiLink texMathError texError
482 HiLink texOnlyMath texError
485 HiLink texError Error
488 HiLink texCite texRefZone
489 HiLink texDefCmd texDef
490 HiLink texDefName texDef
491 HiLink texDocType texCmdName
492 HiLink texDocTypeArgs texCmdArgs
493 HiLink texInputFileOpt texCmdArgs
494 HiLink texInputCurlies texDelimiter
495 HiLink texLigature texSpecialChar
496 if !exists("tex_no_math")
497 HiLink texMathDelimSet1 texMathDelim
498 HiLink texMathDelimSet2 texMathDelim
499 HiLink texMathDelimKey texMathDelim
500 HiLink texMathMatcher texMath
501 HiLink texMathZoneW texMath
502 HiLink texMathZoneX texMath
503 HiLink texMathZoneY texMath
504 HiLink texMathZoneZ texMath
506 HiLink texSectionMarker texCmdName
507 HiLink texSectionName texSection
508 HiLink texSpaceCode texStatement
509 HiLink texTypeSize texType
510 HiLink texTypeStyle texType
512 " Basic TeX highlighting groups
513 HiLink texCmdArgs Number
514 HiLink texCmdName Statement
515 HiLink texComment Comment
516 HiLink texDef Statement
517 HiLink texDefParm Special
518 HiLink texDelimiter Delimiter
519 HiLink texInput Special
520 HiLink texInputFile Special
521 HiLink texLength Number
522 HiLink texMath Special
523 HiLink texMathDelim Statement
524 HiLink texMathOper Operator
525 HiLink texNewCmd Statement
526 HiLink texNewEnv Statement
527 HiLink texOption Number
528 HiLink texRefZone Special
529 HiLink texSection PreCondit
530 HiLink texSpaceCodeChar Special
531 HiLink texSpecialChar SpecialChar
532 HiLink texStatement Statement
533 HiLink texString String
536 HiLink texZone PreCondit
541 " Current Syntax: {{{1
543 let b:current_syntax = "tex"
544 " vim: ts=8 fdm=marker