diff options
Diffstat (limited to 'runtime/syntax/sh.vim')
| -rw-r--r-- | runtime/syntax/sh.vim | 46 |
1 files changed, 25 insertions, 21 deletions
diff --git a/runtime/syntax/sh.vim b/runtime/syntax/sh.vim index 48a0024b00..0ab9c0ad58 100644 --- a/runtime/syntax/sh.vim +++ b/runtime/syntax/sh.vim @@ -2,8 +2,8 @@ " Language: shell (sh) Korn shell (ksh) bash (sh) " Maintainer: Charles E. Campbell <NcampObell@SdrPchip.AorgM-NOSPAM> " Previous Maintainer: Lennart Schultz <Lennart.Schultz@ecmwf.int> -" Last Change: Nov 24, 2020 -" Version: 196 +" Last Change: Feb 18, 2021 +" Version: 198 " URL: http://www.drchip.org/astronaut/vim/index.html#SYNTAX_SH " For options and settings, please use: :help ft-sh-syntax " This file includes many ideas from Eric Brunet (eric.brunet@ens.fr) and heredoc fixes from Felipe Contreras @@ -13,33 +13,35 @@ if exists("b:current_syntax") finish endif -" trying to answer the question: which shell is /bin/sh, really? -" If the user has not specified any of g:is_kornshell, g:is_bash, g:is_posix, g:is_sh, then guess. -if getline(1) =~ '\<ksh$' +" If the shell script itself specifies which shell to use, use it +if getline(1) =~ '\<ksh\>' let b:is_kornshell = 1 -elseif getline(1) =~ '\<bash$' +elseif getline(1) =~ '\<bash\>' let b:is_bash = 1 -elseif getline(1) =~ '\<dash$' +elseif getline(1) =~ '\<dash\>' let b:is_dash = 1 elseif !exists("g:is_kornshell") && !exists("g:is_bash") && !exists("g:is_posix") && !exists("g:is_sh") && !exists("g:is_dash") + " user did not specify which shell to use, and + " the script itself does not specify which shell to use. FYI: /bin/sh is ambiguous. + " Assuming /bin/sh is executable, and if its a link, find out what it links to. let s:shell = "" if executable("/bin/sh") let s:shell = resolve("/bin/sh") elseif executable("/usr/bin/sh") let s:shell = resolve("/usr/bin/sh") endif - if s:shell =~ 'ksh$' + if s:shell =~ '\<ksh\>' let b:is_kornshell= 1 - elseif s:shell =~ 'bash$' + elseif s:shell =~ '\<bash\>' let b:is_bash = 1 - elseif s:shell =~ 'dash$' + elseif s:shell =~ '\<dash\>' let b:is_dash = 1 endif unlet s:shell endif " handling /bin/sh with is_kornshell/is_sh {{{1 -" b:is_sh is set when "#! /bin/sh" is found; +" b:is_sh will be set when "#! /bin/sh" is found; " However, it often is just a masquerade by bash (typically Linux) " or kornshell (typically workstations with Posix "sh"). " So, when the user sets "g:is_bash", "g:is_kornshell", @@ -98,12 +100,14 @@ if g:sh_fold_enabled && &fdm == "manual" setl fdm=syntax endif -" set up the syntax-highlighting iskeyword +" set up the syntax-highlighting for iskeyword if (v:version == 704 && has("patch-7.4.1142")) || v:version > 704 - if exists("b:is_bash") - exe "syn iskeyword ".&iskeyword.",-,:" - else - exe "syn iskeyword ".&iskeyword.",-" + if !exists("g:sh_syntax_isk") || (exists("g:sh_syntax_isk") && g:sh_syntax_isk) + if exists("b:is_bash") + exe "syn iskeyword ".&iskeyword.",-,:" + else + exe "syn iskeyword ".&iskeyword.",-" + endif endif endif @@ -374,12 +378,11 @@ elseif !exists("g:sh_no_error") syn region shExDoubleQuote matchGroup=Error start=+\$"+ skip=+\\\\\|\\.+ end=+"+ contains=shStringSpecial endif syn region shSingleQuote matchgroup=shQuote start=+'+ end=+'+ contains=@Spell nextgroup=shSpecialStart,shSpecialSQ -syn region shDoubleQuote matchgroup=shQuote start=+\%(\%(\\\\\)*\\\)\@<!"+ skip=+\\.+ end=+"+ contains=@shDblQuoteList,shStringSpecial,@Spell nextgroup=shSpecialStart -syn region shDoubleQuote matchgroup=shQuote start=+"+ matchgroup=shSpecial skip=+\\"+ matchgroup=shQuote end=+"+ contained contains=@shDblQuoteList,shStringSpecial,@Spell nextgroup=shSpecialStart +syn region shDoubleQuote matchgroup=shQuote start=+\%(\%(\\\\\)*\\\)\@<!"+ skip=+\\.+ end=+"+ contains=@shDblQuoteList,shStringSpecial,@Spell nextgroup=shSpecialStart syn match shStringSpecial "[^[:print:] \t]" contained -syn match shStringSpecial "[^\\]\zs\%(\\\\\)*\\[\\"'`$()#]" nextgroup=shComment -syn match shSpecialSQ "[^\\]\zs\%(\\\\\)*\\[\\"'`$()#]" contained nextgroup=shBkslshSnglQuote,@shNoZSList -syn match shSpecialDQ "[^\\]\zs\%(\\\\\)*\\[\\"'`$()#]" contained nextgroup=shBkslshDblQuote,@shNoZSList +syn match shStringSpecial "[^\\]\zs\%(\\\\\)*\(\\[\\"'`$()#]\)\+" nextgroup=shComment +syn match shSpecialSQ "[^\\]\zs\%(\\\\\)*\(\\[\\"'`$()#]\)\+" contained nextgroup=shBkslshSnglQuote,@shNoZSList +syn match shSpecialDQ "[^\\]\zs\%(\\\\\)*\(\\[\\"'`$()#]\)\+" contained nextgroup=shBkslshDblQuote,@shNoZSList syn match shSpecialStart "\%(\\\\\)*\\[\\"'`$()#]" contained nextgroup=shBkslshSnglQuote,shBkslshDblQuote,@shNoZSList syn match shSpecial "^\%(\\\\\)*\\[\\"'`$()#]" syn match shSpecialNoZS contained "\%(\\\\\)*\\[\\"'`$()#]" @@ -402,6 +405,7 @@ syn match shQuickComment contained "#.*$" syn match shBQComment contained "#.\{-}\ze`" contains=@shCommentGroup " Here Documents: {{{1 +" (modified by Felipe Contreras) " ========================================= ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc01 start="<<\s*\z([^ \t|>]\+\)" matchgroup=shHereDoc01 end="^\z1\s*$" contains=@shDblQuoteList ShFoldHereDoc syn region shHereDoc matchgroup=shHereDoc02 start="<<-\s*\z([^ \t|>]\+\)" matchgroup=shHereDoc02 end="^\s*\z1\s*$" contains=@shDblQuoteList |