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Diffstat (limited to 'runtime/syntax/ptcap.vim')
| -rw-r--r-- | runtime/syntax/ptcap.vim | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/runtime/syntax/ptcap.vim b/runtime/syntax/ptcap.vim new file mode 100644 index 0000000..5db7bda --- /dev/null +++ b/runtime/syntax/ptcap.vim @@ -0,0 +1,95 @@ +" Vim syntax file +" Language: printcap/termcap database +" Maintainer: Haakon Riiser <hakonrk@fys.uio.no> +" URL: http://folk.uio.no/hakonrk/vim/syntax/ptcap.vim +" Last Change: 2001 May 15 + +" quit when a syntax file was already loaded +if exists("b:current_syntax") + finish +endif + +" Since I only highlight based on the structure of the databases, not +" specific keywords, case sensitivity isn't required +syn case ignore + +" Since everything that is not caught by the syntax patterns is assumed +" to be an error, we start parsing 20 lines up, unless something else +" is specified +if exists("ptcap_minlines") + exe "syn sync lines=".ptcap_minlines +else + syn sync lines=20 +endif + +" Highlight everything that isn't caught by the rules as errors, +" except blank lines +syn match ptcapError "^.*\S.*$" + +syn match ptcapLeadBlank "^\s\+" contained + +" `:' and `|' are delimiters for fields and names, and should not be +" highlighted. Hence, they are linked to `NONE' +syn match ptcapDelimiter "[:|]" contained + +" Escaped characters receive special highlighting +syn match ptcapEscapedChar "\\." contained +syn match ptcapEscapedChar "\^." contained +syn match ptcapEscapedChar "\\\o\{3}" contained + +" A backslash at the end of a line will suppress the newline +syn match ptcapLineCont "\\$" contained + +" A number follows the same rules as an integer in C +syn match ptcapNumber "#\(+\|-\)\=\d\+"lc=1 contained +syn match ptcapNumberError "#\d*[^[:digit:]:\\]"lc=1 contained +syn match ptcapNumber "#0x\x\{1,8}"lc=1 contained +syn match ptcapNumberError "#0x\X"me=e-1,lc=1 contained +syn match ptcapNumberError "#0x\x\{9}"lc=1 contained +syn match ptcapNumberError "#0x\x*[^[:xdigit:]:\\]"lc=1 contained + +" The `@' operator clears a flag (i.e., sets it to zero) +" The `#' operator assigns a following number to the flag +" The `=' operator assigns a string to the preceding flag +syn match ptcapOperator "[@#=]" contained + +" Some terminal capabilities have special names like `#5' and `@1', and we +" need special rules to match these properly +syn match ptcapSpecialCap "\W[#@]\d" contains=ptcapDelimiter contained + +" If editing a termcap file, an entry in the database is terminated by +" a (non-escaped) newline. Otherwise, it is terminated by a line which +" does not start with a colon (:) +if exists("b:ptcap_type") && b:ptcap_type[0] == 't' + syn region ptcapEntry start="^\s*[^[:space:]:]" end="[^\\]\(\\\\\)*$" end="^$" contains=ptcapNames,ptcapField,ptcapLeadBlank keepend +else + syn region ptcapEntry start="^\s*[^[:space:]:]"me=e-1 end="^\s*[^[:space:]:#]"me=e-1 contains=ptcapNames,ptcapField,ptcapLeadBlank,ptcapComment +endif +syn region ptcapNames start="^\s*[^[:space:]:]" skip="[^\\]\(\\\\\)*\\:" end=":"me=e-1 contains=ptcapDelimiter,ptcapEscapedChar,ptcapLineCont,ptcapLeadBlank,ptcapComment keepend contained +syn region ptcapField start=":" skip="[^\\]\(\\\\\)*\\$" end="[^\\]\(\\\\\)*:"me=e-1 end="$" contains=ptcapDelimiter,ptcapString,ptcapNumber,ptcapNumberError,ptcapOperator,ptcapLineCont,ptcapSpecialCap,ptcapLeadBlank,ptcapComment keepend contained +syn region ptcapString matchgroup=ptcapOperator start="=" skip="[^\\]\(\\\\\)*\\:" matchgroup=ptcapDelimiter end=":"me=e-1 matchgroup=NONE end="[^\\]\(\\\\\)*[^\\]$" end="^$" contains=ptcapEscapedChar,ptcapLineCont keepend contained +syn region ptcapComment start="^\s*#" end="$" contains=ptcapLeadBlank + + +hi def link ptcapComment Comment +hi def link ptcapDelimiter Delimiter +" The highlighting of "ptcapEntry" should always be overridden by +" its contents, so I use Todo highlighting to indicate that there +" is work to be done with the syntax file if you can see it :-) +hi def link ptcapEntry Todo +hi def link ptcapError Error +hi def link ptcapEscapedChar SpecialChar +hi def link ptcapField Type +hi def link ptcapLeadBlank NONE +hi def link ptcapLineCont Special +hi def link ptcapNames Label +hi def link ptcapNumber NONE +hi def link ptcapNumberError Error +hi def link ptcapOperator Operator +hi def link ptcapSpecialCap Type +hi def link ptcapString NONE + + +let b:current_syntax = "ptcap" + +" vim: sts=4 sw=4 ts=8 |