Adding upstream version 2:8.2.2434.upstream/2%8.2.2434upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 274 insertions, 0 deletions

diff --git a/runtime/syntax/rhelp.vim b/runtime/syntax/rhelp.vim
new file mode 100644
index 0000000..8cac585
--- /dev/null
+++ b/runtime/syntax/rhelp.vim
@@ -0,0 +1,274 @@
+" Vim syntax file
+" Language:    R Help File
+" Maintainer: Jakson Aquino <jalvesaq@gmail.com>
+" Former Maintainer: Johannes Ranke <jranke@uni-bremen.de>
+" Homepage: https://github.com/jalvesaq/R-Vim-runtime
+" Last Change: Tue Jun 28, 2016  08:53AM
+" Remarks:     - Includes R syntax highlighting in the appropriate
+"                sections if an r.vim file is in the same directory or in the
+"                default debian location.
+"              - There is no Latex markup in equations
+"              - Thanks to Will Gray for finding and fixing a bug
+"              - No support for \var tag within quoted string
+
+" Version Clears: {{{1
+if exists("b:current_syntax")
+  finish
+endif 
+
+scriptencoding utf-8
+
+syn case match
+
+" R help identifiers {{{1
+syn region rhelpIdentifier matchgroup=rhelpSection	start="\\name{" end="}" 
+syn region rhelpIdentifier matchgroup=rhelpSection	start="\\alias{" end="}" 
+syn region rhelpIdentifier matchgroup=rhelpSection	start="\\pkg{" end="}" contains=rhelpLink
+syn region rhelpIdentifier matchgroup=rhelpSection	start="\\CRANpkg{" end="}" contains=rhelpLink
+syn region rhelpIdentifier matchgroup=rhelpSection start="\\method{" end="}" contained
+syn region rhelpIdentifier matchgroup=rhelpSection start="\\Rdversion{" end="}"
+
+
+" Highlighting of R code using an existing r.vim syntax file if available {{{1
+syn include @R syntax/r.vim
+
+" Strings {{{1
+syn region rhelpString start=/"/ skip=/\\"/ end=/"/ contains=rhelpSpecialChar,rhelpCodeSpecial,rhelpLink contained
+
+" Special characters in R strings
+syn match rhelpCodeSpecial display contained "\\\\\(n\|r\|t\|b\|a\|f\|v\|'\|\"\)\|\\\\"
+
+" Special characters  ( \$ \& \% \# \{ \} \_)
+syn match rhelpSpecialChar        "\\[$&%#{}_]"
+
+
+" R code {{{1
+syn match rhelpDots		"\\dots" containedin=@R
+syn region rhelpRcode matchgroup=Delimiter start="\\examples{" matchgroup=Delimiter transparent end="}" contains=@R,rhelpLink,rhelpIdentifier,rhelpString,rhelpSpecialChar,rhelpSection
+syn region rhelpRcode matchgroup=Delimiter start="\\usage{" matchgroup=Delimiter transparent end="}" contains=@R,rhelpIdentifier,rhelpS4method
+syn region rhelpRcode matchgroup=Delimiter start="\\synopsis{" matchgroup=Delimiter transparent end="}" contains=@R
+syn region rhelpRcode matchgroup=Delimiter start="\\special{" matchgroup=Delimiter transparent end="}" contains=@R
+
+if v:version > 703
+  syn region rhelpRcode matchgroup=Delimiter start="\\code{" skip='\\\@1<!{.\{-}\\\@1<!}' transparent end="}" contains=@R,rhelpDots,rhelpString,rhelpSpecialChar,rhelpLink keepend
+else
+  syn region rhelpRcode matchgroup=Delimiter start="\\code{" skip='\\\@<!{.\{-}\\\@<!}' transparent end="}" contains=@R,rhelpDots,rhelpString,rhelpSpecialChar,rhelpLink keepend
+endif
+syn region rhelpS4method matchgroup=Delimiter start="\\S4method{.*}(" matchgroup=Delimiter transparent end=")" contains=@R,rhelpDots
+syn region rhelpSexpr matchgroup=Delimiter start="\\Sexpr{" matchgroup=Delimiter transparent end="}" contains=@R
+
+" PreProc {{{1
+syn match rhelpPreProc "^#ifdef.*" 
+syn match rhelpPreProc "^#endif.*" 
+
+" Special Delimiters {{{1
+syn match rhelpDelimiter		"\\cr"
+syn match rhelpDelimiter		"\\tab "
+
+" Keywords {{{1
+syn match rhelpKeyword	"\\R\>"
+syn match rhelpKeyword	"\\ldots\>"
+syn match rhelpKeyword	"\\sspace\>"
+syn match rhelpKeyword  "--"
+syn match rhelpKeyword  "---"
+
+" Condition Keywords {{{2
+syn match rhelpKeyword	"\\if\>"
+syn match rhelpKeyword	"\\ifelse\>"
+syn match rhelpKeyword	"\\out\>"
+" Examples of usage:
+" \ifelse{latex}{\eqn{p = 5 + 6 - 7 \times 8}}{\eqn{p = 5 + 6 - 7 * 8}}
+" \ifelse{latex}{\out{$\alpha$}}{\ifelse{html}{\out{&alpha;}}{alpha}}
+
+" Keywords and operators valid only if in math mode {{{2
+syn match rhelpMathOp  "<" contained
+syn match rhelpMathOp  ">" contained
+syn match rhelpMathOp  "+" contained
+syn match rhelpMathOp  "-" contained
+syn match rhelpMathOp  "=" contained
+
+" Conceal function based on syntax/tex.vim {{{2
+if exists("g:tex_conceal")
+  let s:tex_conceal = g:tex_conceal
+else
+  let s:tex_conceal = 'gm'
+endif
+function s:HideSymbol(pat, cchar, hide)
+  if a:hide
+    exe "syn match rhelpMathSymb '" . a:pat . "' contained conceal cchar=" . a:cchar
+  else
+    exe "syn match rhelpMathSymb '" . a:pat . "' contained"
+  endif
+endfunction
+
+" Math symbols {{{2
+if s:tex_conceal =~ 'm'
+  let s:hd = 1
+else
+  let s:hd = 0
+endif
+call s:HideSymbol('\\infty\>',  '∞', s:hd)
+call s:HideSymbol('\\ge\>',     '≥', s:hd)
+call s:HideSymbol('\\le\>',     '≤', s:hd)
+call s:HideSymbol('\\prod\>',   '∏', s:hd)
+call s:HideSymbol('\\sum\>',    '∑', s:hd)
+syn match rhelpMathSymb   	"\\sqrt\>" contained
+
+" Greek letters {{{2
+if s:tex_conceal =~ 'g'
+  let s:hd = 1
+else
+  let s:hd = 0
+endif
+call s:HideSymbol('\\alpha\>',    'α', s:hd)
+call s:HideSymbol('\\beta\>',     'β', s:hd)
+call s:HideSymbol('\\gamma\>',    'γ', s:hd)
+call s:HideSymbol('\\delta\>',    'δ', s:hd)
+call s:HideSymbol('\\epsilon\>',  'ϵ', s:hd)
+call s:HideSymbol('\\zeta\>',     'ζ', s:hd)
+call s:HideSymbol('\\eta\>',      'η', s:hd)
+call s:HideSymbol('\\theta\>',    'θ', s:hd)
+call s:HideSymbol('\\iota\>',     'ι', s:hd)
+call s:HideSymbol('\\kappa\>',    'κ', s:hd)
+call s:HideSymbol('\\lambda\>',   'λ', s:hd)
+call s:HideSymbol('\\mu\>',       'μ', s:hd)
+call s:HideSymbol('\\nu\>',       'ν', s:hd)
+call s:HideSymbol('\\xi\>',       'ξ', s:hd)
+call s:HideSymbol('\\pi\>',       'π', s:hd)
+call s:HideSymbol('\\rho\>',      'ρ', s:hd)
+call s:HideSymbol('\\sigma\>',    'σ', s:hd)
+call s:HideSymbol('\\tau\>',      'τ', s:hd)
+call s:HideSymbol('\\upsilon\>',  'υ', s:hd)
+call s:HideSymbol('\\phi\>',      'ϕ', s:hd)
+call s:HideSymbol('\\chi\>',      'χ', s:hd)
+call s:HideSymbol('\\psi\>',      'ψ', s:hd)
+call s:HideSymbol('\\omega\>',    'ω', s:hd)
+call s:HideSymbol('\\Gamma\>',    'Γ', s:hd)
+call s:HideSymbol('\\Delta\>',    'Δ', s:hd)
+call s:HideSymbol('\\Theta\>',    'Θ', s:hd)
+call s:HideSymbol('\\Lambda\>',   'Λ', s:hd)
+call s:HideSymbol('\\Xi\>',       'Ξ', s:hd)
+call s:HideSymbol('\\Pi\>',       'Π', s:hd)
+call s:HideSymbol('\\Sigma\>',    'Σ', s:hd)
+call s:HideSymbol('\\Upsilon\>',  'Υ', s:hd)
+call s:HideSymbol('\\Phi\>',      'Φ', s:hd)
+call s:HideSymbol('\\Psi\>',      'Ψ', s:hd)
+call s:HideSymbol('\\Omega\>',    'Ω', s:hd)
+delfunction s:HideSymbol
+" Note: The letters 'omicron', 'Alpha', 'Beta', 'Epsilon', 'Zeta', 'Eta',
+" 'Iota', 'Kappa', 'Mu', 'Nu', 'Omicron', 'Rho', 'Tau' and 'Chi' are listed
+" at src/library/tools/R/Rd2txt.R because they are valid in HTML, although
+" they do not make valid LaTeX code (e.g. &Alpha; versus \Alpha).
+
+" Links {{{1
+syn region rhelpLink matchgroup=rhelpType start="\\link{" end="}" contained keepend extend
+syn region rhelpLink matchgroup=rhelpType start="\\link\[.\{-}\]{" end="}" contained keepend extend
+syn region rhelpLink matchgroup=rhelpType start="\\linkS4class{" end="}" contained keepend extend
+syn region rhelpLink matchgroup=rhelpType start="\\url{" end="}" contained keepend extend
+syn region rhelpLink matchgroup=rhelpType start="\\href{" end="}" contained keepend extend
+syn region rhelpLink matchgroup=rhelpType start="\\figure{" end="}" contained keepend extend
+
+" Verbatim like {{{1
+syn region rhelpVerbatim matchgroup=rhelpType start="\\samp{" skip='\\\@1<!{.\{-}\\\@1<!}' end="}" contains=rhelpSpecialChar,rhelpComment
+syn region rhelpVerbatim matchgroup=rhelpType start="\\verb{" skip='\\\@1<!{.\{-}\\\@1<!}' end="}" contains=rhelpSpecialChar,rhelpComment
+
+" Equation {{{1
+syn region rhelpEquation matchgroup=rhelpType start="\\eqn{" skip='\\\@1<!{.\{-}\\\@1<!}' end="}" contains=rhelpMathSymb,rhelpMathOp,rhelpRegion contained keepend extend
+syn region rhelpEquation matchgroup=rhelpType start="\\deqn{" skip='\\\@1<!{.\{-}\\\@1<!}' end="}" contains=rhelpMathSymb,rhelpMathOp,rhelpRegion contained keepend extend
+
+" Type Styles {{{1
+syn match rhelpType		"\\emph\>"
+syn match rhelpType		"\\strong\>"
+syn match rhelpType		"\\bold\>"
+syn match rhelpType		"\\sQuote\>"
+syn match rhelpType		"\\dQuote\>"
+syn match rhelpType		"\\preformatted\>"
+syn match rhelpType		"\\kbd\>"
+syn match rhelpType		"\\file\>"
+syn match rhelpType		"\\email\>"
+syn match rhelpType		"\\enc\>"
+syn match rhelpType		"\\var\>"
+syn match rhelpType		"\\env\>"
+syn match rhelpType		"\\option\>"
+syn match rhelpType		"\\command\>"
+syn match rhelpType		"\\newcommand\>"
+syn match rhelpType		"\\renewcommand\>"
+syn match rhelpType		"\\dfn\>"
+syn match rhelpType		"\\cite\>"
+syn match rhelpType		"\\acronym\>"
+syn match rhelpType		"\\doi\>"
+
+" rhelp sections {{{1
+syn match rhelpSection		"\\encoding\>"
+syn match rhelpSection		"\\title\>"
+syn match rhelpSection		"\\item\>"
+syn match rhelpSection		"\\description\>"
+syn match rhelpSection		"\\concept\>"
+syn match rhelpSection		"\\arguments\>"
+syn match rhelpSection		"\\details\>"
+syn match rhelpSection		"\\value\>"
+syn match rhelpSection		"\\references\>"
+syn match rhelpSection		"\\note\>"
+syn match rhelpSection		"\\author\>"
+syn match rhelpSection		"\\seealso\>"
+syn match rhelpSection		"\\keyword\>"
+syn match rhelpSection		"\\docType\>"
+syn match rhelpSection		"\\format\>"
+syn match rhelpSection		"\\source\>"
+syn match rhelpSection    "\\itemize\>"
+syn match rhelpSection    "\\describe\>"
+syn match rhelpSection    "\\enumerate\>"
+syn match rhelpSection    "\\item "
+syn match rhelpSection    "\\item$"
+syn match rhelpSection		"\\tabular{[lcr]*}"
+syn match rhelpSection		"\\dontrun\>"
+syn match rhelpSection		"\\dontshow\>"
+syn match rhelpSection		"\\testonly\>"
+syn match rhelpSection		"\\donttest\>"
+
+" Freely named Sections {{{1
+syn region rhelpFreesec matchgroup=Delimiter start="\\section{" matchgroup=Delimiter transparent end="}"
+syn region rhelpFreesubsec matchgroup=Delimiter start="\\subsection{" matchgroup=Delimiter transparent end="}" 
+
+syn match rhelpDelimiter "{\|\[\|(\|)\|\]\|}"
+
+" R help file comments {{{1
+syn match rhelpComment /%.*$/
+
+" Error {{{1
+syn region rhelpRegion matchgroup=Delimiter start=/(/ matchgroup=Delimiter end=/)/ contains=@Spell,rhelpCodeSpecial,rhelpComment,rhelpDelimiter,rhelpDots,rhelpFreesec,rhelpFreesubsec,rhelpIdentifier,rhelpKeyword,rhelpLink,rhelpPreProc,rhelpRComment,rhelpRcode,rhelpRegion,rhelpS4method,rhelpSection,rhelpSexpr,rhelpSpecialChar,rhelpString,rhelpType,rhelpVerbatim,rhelpEquation
+syn region rhelpRegion matchgroup=Delimiter start=/{/ matchgroup=Delimiter end=/}/ contains=@Spell,rhelpCodeSpecial,rhelpComment,rhelpDelimiter,rhelpDots,rhelpFreesec,rhelpFreesubsec,rhelpIdentifier,rhelpKeyword,rhelpLink,rhelpPreProc,rhelpRComment,rhelpRcode,rhelpRegion,rhelpS4method,rhelpSection,rhelpSexpr,rhelpSpecialChar,rhelpString,rhelpType,rhelpVerbatim,rhelpEquation
+syn region rhelpRegion matchgroup=Delimiter start=/\[/ matchgroup=Delimiter end=/]/ contains=@Spell,rhelpCodeSpecial,rhelpComment,rhelpDelimiter,rhelpDots,rhelpFreesec,rhelpFreesubsec,rhelpIdentifier,rhelpKeyword,rhelpLink,rhelpPreProc,rhelpRComment,rhelpRcode,rhelpRegion,rhelpS4method,rhelpSection,rhelpSexpr,rhelpSpecialChar,rhelpString,rhelpType,rhelpVerbatim,rhelpEquation
+syn match rhelpError      /[)\]}]/
+syn match rhelpBraceError /[)}]/ contained
+syn match rhelpCurlyError /[)\]]/ contained
+syn match rhelpParenError /[\]}]/ contained
+
+syntax sync match rhelpSyncRcode grouphere rhelpRcode "\\examples{"
+
+" Define the default highlighting {{{1
+hi def link rhelpVerbatim    String
+hi def link rhelpDelimiter   Delimiter
+hi def link rhelpIdentifier  Identifier
+hi def link rhelpString      String
+hi def link rhelpCodeSpecial Special
+hi def link rhelpKeyword     Keyword
+hi def link rhelpDots        Keyword
+hi def link rhelpLink        Underlined
+hi def link rhelpType        Type
+hi def link rhelpSection     PreCondit
+hi def link rhelpError       Error
+hi def link rhelpBraceError  Error
+hi def link rhelpCurlyError  Error
+hi def link rhelpParenError  Error
+hi def link rhelpPreProc     PreProc
+hi def link rhelpDelimiter   Delimiter
+hi def link rhelpComment     Comment
+hi def link rhelpRComment    Comment
+hi def link rhelpSpecialChar SpecialChar
+hi def link rhelpMathSymb    Special
+hi def link rhelpMathOp      Operator
+
+let   b:current_syntax = "rhelp"
+
+" vim: foldmethod=marker sw=2