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Diffstat (limited to 'vim73/syntax/perl.vim')
| -rw-r--r-- | vim73/syntax/perl.vim | 543 |
1 files changed, 543 insertions, 0 deletions
diff --git a/vim73/syntax/perl.vim b/vim73/syntax/perl.vim new file mode 100644 index 0000000..5510c4b --- /dev/null +++ b/vim73/syntax/perl.vim @@ -0,0 +1,543 @@ +" Vim syntax file +" Language: Perl 5 +" Maintainer: Andy Lester <andy@petdance.com> +" URL: http://github.com/petdance/vim-perl/tree/master +" Last Change: 2010-08-10 +" Contributors: Andy Lester <andy@petdance.com> +" Hinrik Örn Sigurðsson <hinrik.sig@gmail.com> +" Lukas Mai <l.mai.web.de> +" Nick Hibma <nick@van-laarhoven.org> +" Sonia Heimann <niania@netsurf.org> +" and many others. +" +" Please download most recent version first before mailing +" any comments. +" +" The following parameters are available for tuning the +" perl syntax highlighting, with defaults given: +" +" unlet perl_include_pod +" unlet perl_no_scope_in_variables +" unlet perl_no_extended_vars +" unlet perl_string_as_statement +" unlet perl_no_sync_on_sub +" unlet perl_no_sync_on_global_var +" let perl_sync_dist = 100 +" unlet perl_fold +" unlet perl_fold_blocks +" let perl_nofold_packages = 1 +" let perl_nofold_subs = 1 + +if exists("b:current_syntax") + finish +endif + + +" POD starts with ^=<word> and ends with ^=cut + +if exists("perl_include_pod") + " Include a while extra syntax file + syn include @Pod syntax/pod.vim + unlet b:current_syntax + if exists("perl_fold") + syn region perlPOD start="^=[a-z]" end="^=cut" contains=@Pod,@Spell,perlTodo keepend fold + syn region perlPOD start="^=cut" end="^=cut" contains=perlTodo keepend fold + else + syn region perlPOD start="^=[a-z]" end="^=cut" contains=@Pod,@Spell,perlTodo keepend + syn region perlPOD start="^=cut" end="^=cut" contains=perlTodo keepend + endif +else + " Use only the bare minimum of rules + if exists("perl_fold") + syn region perlPOD start="^=[a-z]" end="^=cut" fold + else + syn region perlPOD start="^=[a-z]" end="^=cut" + endif +endif + + +syn cluster perlTop contains=TOP +syn region perlGenericBlock matchgroup=perlGenericBlock start="{" end="}" contained transparent + + +" All keywords +" +syn match perlConditional "\<\%(if\|elsif\|unless\|given\|when\|default\)\>" +syn match perlConditional "\<else\>" nextgroup=perlElseIfError skipwhite skipnl skipempty +syn match perlRepeat "\<\%(while\|for\%(each\)\=\|do\|until\|continue\)\>" +syn match perlOperator "\<\%(defined\|undef\|eq\|ne\|[gl][et]\|cmp\|not\|and\|or\|xor\|not\|bless\|ref\|do\)\>" +syn match perlControl "\<\%(BEGIN\|CHECK\|INIT\|END\|UNITCHECK\)\>" + +syn match perlStatementStorage "\<\%(my\|our\|local\|state\)\>" +syn match perlStatementControl "\<\%(return\|last\|next\|redo\|goto\|break\)\>" +syn match perlStatementScalar "\<\%(chom\=p\|chr\|crypt\|r\=index\|lc\%(first\)\=\|length\|ord\|pack\|sprintf\|substr\|uc\%(first\)\=\)\>" +syn match perlStatementRegexp "\<\%(pos\|quotemeta\|split\|study\)\>" +syn match perlStatementNumeric "\<\%(abs\|atan2\|cos\|exp\|hex\|int\|log\|oct\|rand\|sin\|sqrt\|srand\)\>" +syn match perlStatementList "\<\%(splice\|unshift\|shift\|push\|pop\|join\|reverse\|grep\|map\|sort\|unpack\)\>" +syn match perlStatementHash "\<\%(delete\|each\|exists\|keys\|values\)\>" +syn match perlStatementIOfunc "\<\%(syscall\|dbmopen\|dbmclose\)\>" +syn match perlStatementFiledesc "\<\%(binmode\|close\%(dir\)\=\|eof\|fileno\|getc\|lstat\|printf\=\|read\%(dir\|line\|pipe\)\|rewinddir\|say\|select\|stat\|tell\%(dir\)\=\|write\)\>" nextgroup=perlFiledescStatementNocomma skipwhite +syn match perlStatementFiledesc "\<\%(fcntl\|flock\|ioctl\|open\%(dir\)\=\|read\|seek\%(dir\)\=\|sys\%(open\|read\|seek\|write\)\|truncate\)\>" nextgroup=perlFiledescStatementComma skipwhite +syn match perlStatementVector "\<vec\>" +syn match perlStatementFiles "\<\%(ch\%(dir\|mod\|own\|root\)\|glob\|link\|mkdir\|readlink\|rename\|rmdir\|symlink\|umask\|unlink\|utime\)\>" +syn match perlStatementFiles "-[rwxoRWXOezsfdlpSbctugkTBMAC]\>" +syn match perlStatementFlow "\<\%(caller\|die\|dump\|eval\|exit\|wantarray\)\>" +syn match perlStatementInclude "\<require\>" +syn match perlStatementInclude "\<\%(use\|no\)\s\+\%(\%(attributes\|attrs\|autouse\|parent\|base\|big\%(int\|num\|rat\)\|blib\|bytes\|charnames\|constant\|diagnostics\|encoding\%(::warnings\)\=\|feature\|fields\|filetest\|if\|integer\|less\|lib\|locale\|mro\|open\|ops\|overload\|re\|sigtrap\|sort\|strict\|subs\|threads\%(::shared\)\=\|utf8\|vars\|version\|vmsish\|warnings\%(::register\)\=\)\>\)\=" +syn match perlStatementProc "\<\%(alarm\|exec\|fork\|get\%(pgrp\|ppid\|priority\)\|kill\|pipe\|set\%(pgrp\|priority\)\|sleep\|system\|times\|wait\%(pid\)\=\)\>" +syn match perlStatementSocket "\<\%(acept\|bind\|connect\|get\%(peername\|sock\%(name\|opt\)\)\|listen\|recv\|send\|setsockopt\|shutdown\|socket\%(pair\)\=\)\>" +syn match perlStatementIPC "\<\%(msg\%(ctl\|get\|rcv\|snd\)\|sem\%(ctl\|get\|op\)\|shm\%(ctl\|get\|read\|write\)\)\>" +syn match perlStatementNetwork "\<\%(\%(end\|[gs]et\)\%(host\|net\|proto\|serv\)ent\|get\%(\%(host\|net\)by\%(addr\|name\)\|protoby\%(name\|number\)\|servby\%(name\|port\)\)\)\>" +syn match perlStatementPword "\<\%(get\%(pw\%(uid\|nam\)\|gr\%(gid\|nam\)\|login\)\)\|\%(end\|[gs]et\)\%(pw\|gr\)ent\>" +syn match perlStatementTime "\<\%(gmtime\|localtime\|time\)\>" + +syn match perlStatementMisc "\<\%(warn\|formline\|reset\|scalar\|prototype\|lock\|tied\=\|untie\)\>" + +syn keyword perlTodo TODO TBD FIXME XXX NOTE contained + +syn region perlStatementIndirObjWrap matchgroup=perlStatementIndirObj start="\<\%(map\|grep\|sort\|print\|system\|exec\)\>\s*{" end="}" contains=@perlTop,perlGenericBlock + +syn match perlLabel "^\s*\h\w*\s*::\@!\%(\<v\d\+\s*:\)\@<!" + +" Perl Identifiers. +" +" Should be cleaned up to better handle identifiers in particular situations +" (in hash keys for example) +" +" Plain identifiers: $foo, @foo, $#foo, %foo, &foo and dereferences $$foo, @$foo, etc. +" We do not process complex things such as @{${"foo"}}. Too complicated, and +" too slow. And what is after the -> is *not* considered as part of the +" variable - there again, too complicated and too slow. + +" Special variables first ($^A, ...) and ($|, $', ...) +syn match perlVarPlain "$^[ACDEFHILMNOPRSTVWX]\=" +syn match perlVarPlain "$[\\\"\[\]'&`+*.,;=%~!?@#$<>(-]" +syn match perlVarPlain "%+" +syn match perlVarPlain "$\%(0\|[1-9]\d*\)" +" Same as above, but avoids confusion in $::foo (equivalent to $main::foo) +syn match perlVarPlain "$::\@!" +" These variables are not recognized within matches. +syn match perlVarNotInMatches "$[|)]" +" This variable is not recognized within matches delimited by m//. +syn match perlVarSlash "$/" + +" And plain identifiers +syn match perlPackageRef "[$@#%*&]\%(\%(::\|'\)\=\I\i*\%(\%(::\|'\)\I\i*\)*\)\=\%(::\|'\)\I"ms=s+1,me=e-1 contained + +" To not highlight packages in variables as a scope reference - i.e. in +" $pack::var, pack:: is a scope, just set "perl_no_scope_in_variables" +" If you don't want complex things like @{${"foo"}} to be processed, +" just set the variable "perl_no_extended_vars"... + +if !exists("perl_no_scope_in_variables") + syn match perlVarPlain "\%([@$]\|\$#\)\$*\%(\I\i*\)\=\%(\%(::\|'\)\I\i*\)*\%(::\|\i\@<=\)" contains=perlPackageRef nextgroup=perlVarMember,perlVarSimpleMember,perlMethod + syn match perlVarPlain2 "%\$*\%(\I\i*\)\=\%(\%(::\|'\)\I\i*\)*\%(::\|\i\@<=\)" contains=perlPackageRef + syn match perlFunctionName "&\$*\%(\I\i*\)\=\%(\%(::\|'\)\I\i*\)*\%(::\|\i\@<=\)" contains=perlPackageRef nextgroup=perlVarMember,perlVarSimpleMember,perlMethod +else + syn match perlVarPlain "\%([@$]\|\$#\)\$*\%(\I\i*\)\=\%(\%(::\|'\)\I\i*\)*\%(::\|\i\@<=\)" nextgroup=perlVarMember,perlVarSimpleMember,perlMethod + syn match perlVarPlain2 "%\$*\%(\I\i*\)\=\%(\%(::\|'\)\I\i*\)*\%(::\|\i\@<=\)" + syn match perlFunctionName "&\$*\%(\I\i*\)\=\%(\%(::\|'\)\I\i*\)*\%(::\|\i\@<=\)" nextgroup=perlVarMember,perlVarSimpleMember,perlMethod +endif + +if !exists("perl_no_extended_vars") + syn cluster perlExpr contains=perlStatementIndirObjWrap,perlStatementScalar,perlStatementRegexp,perlStatementNumeric,perlStatementList,perlStatementHash,perlStatementFiles,perlStatementTime,perlStatementMisc,perlVarPlain,perlVarPlain2,perlVarNotInMatches,perlVarSlash,perlVarBlock,perlVarBlock2,perlShellCommand,perlFloat,perlNumber,perlStringUnexpanded,perlString,perlQQ,perlArrow,perlGenericBlock + syn region perlArrow matchgroup=perlArrow start="->\s*(" end=")" contains=@perlExpr nextgroup=perlVarMember,perlVarSimpleMember,perlMethod contained + syn region perlArrow matchgroup=perlArrow start="->\s*\[" end="\]" contains=@perlExpr nextgroup=perlVarMember,perlVarSimpleMember,perlMethod contained + syn region perlArrow matchgroup=perlArrow start="->\s*{" end="}" contains=@perlExpr nextgroup=perlVarMember,perlVarSimpleMember,perlMethod contained + syn match perlArrow "->\s*{\s*\I\i*\s*}" contains=perlVarSimpleMemberName nextgroup=perlVarMember,perlVarSimpleMember,perlMethod contained + syn region perlArrow matchgroup=perlArrow start="->\s*\$*\I\i*\s*(" end=")" contains=@perlExpr nextgroup=perlVarMember,perlVarSimpleMember,perlMethod contained + syn region perlVarBlock matchgroup=perlVarPlain start="\%($#\|[$@]\)\$*{" skip="\\}" end="}" contains=@perlExpr nextgroup=perlVarMember,perlVarSimpleMember,perlMethod + syn region perlVarBlock2 matchgroup=perlVarPlain start="[%&*]\$*{" skip="\\}" end="}" contains=@perlExpr nextgroup=perlVarMember,perlVarSimpleMember,perlMethod + syn match perlVarPlain2 "[%&*]\$*{\I\i*}" nextgroup=perlVarMember,perlVarSimpleMember,perlMethod + syn match perlVarPlain "\%(\$#\|[@$]\)\$*{\I\i*}" nextgroup=perlVarMember,perlVarSimpleMember,perlMethod + syn region perlVarMember matchgroup=perlVarPlain start="\%(->\)\={" skip="\\}" end="}" contained contains=@perlExpr nextgroup=perlVarMember,perlVarSimpleMember,perlMethod + syn match perlVarSimpleMember "\%(->\)\={\s*\I\i*\s*}" nextgroup=perlVarMember,perlVarSimpleMember,perlMethod contains=perlVarSimpleMemberName contained + syn match perlVarSimpleMemberName "\I\i*" contained + syn region perlVarMember matchgroup=perlVarPlain start="\%(->\)\=\[" skip="\\]" end="]" contained contains=@perlExpr nextgroup=perlVarMember,perlVarSimpleMember,perlMethod + syn match perlPackageConst "__PACKAGE__" nextgroup=perlMethod + syn match perlMethod "->\$*\I\i*" contained nextgroup=perlVarSimpleMember,perlVarMember,perlMethod +endif + +" File Descriptors +syn match perlFiledescRead "<\h\w*>" + +syn match perlFiledescStatementComma "(\=\s*\u\w*\s*,"me=e-1 transparent contained contains=perlFiledescStatement +syn match perlFiledescStatementNocomma "(\=\s*\u\w*\s*[^, \t]"me=e-1 transparent contained contains=perlFiledescStatement + +syn match perlFiledescStatement "\u\w*" contained + +" Special characters in strings and matches +syn match perlSpecialString "\\\%(\o\{1,3}\|x\%({\x\+}\|\x\{1,2}\)\|c.\|[^cx]\)" contained extend +syn match perlSpecialStringU2 "\\." extend contained transparent contains=NONE +syn match perlSpecialStringU "\\\\" contained +syn match perlSpecialMatch "\\[1-9]" contained extend +syn match perlSpecialMatch "\\g\%(\d\+\|{\%(-\=\d\+\|\h\w*\)}\)" contained +syn match perlSpecialMatch "\\k\%(<\h\w*>\|'\h\w*'\)" contained +syn match perlSpecialMatch "{\d\+\%(,\%(\d\+\)\=\)\=}" contained +syn match perlSpecialMatch "\[[]-]\=[^\[\]]*[]-]\=\]" contained +syn match perlSpecialMatch "[+*()?.]" contained +syn match perlSpecialMatch "(?[#:=!]" contained +syn match perlSpecialMatch "(?[impsx]*\%(-[imsx]\+\)\=)" contained +syn match perlSpecialMatch "(?\%([-+]\=\d\+\|R\))" contained +syn match perlSpecialMatch "(?\%(&\|P[>=]\)\h\w*)" contained +syn match perlSpecialMatch "(\*\%(\%(PRUNE\|SKIP\|THEN\)\%(:[^)]*\)\=\|\%(MARK\|\):[^)]*\|COMMIT\|F\%(AIL\)\=\|ACCEPT\))" contained + +" Possible errors +" +" Highlight lines with only whitespace (only in blank delimited here documents) as errors +syn match perlNotEmptyLine "^\s\+$" contained +" Highlight '} else if (...) {', it should be '} else { if (...) { ' or +" '} elsif (...) {'. +syn match perlElseIfError "\s\+if" contained +syn keyword perlElseIfError elseif + +" Variable interpolation +" +" These items are interpolated inside "" strings and similar constructs. +syn cluster perlInterpDQ contains=perlSpecialString,perlVarPlain,perlVarNotInMatches,perlVarSlash,perlVarBlock +" These items are interpolated inside '' strings and similar constructs. +syn cluster perlInterpSQ contains=perlSpecialStringU,perlSpecialStringU2 +" These items are interpolated inside m// matches and s/// substitutions. +syn cluster perlInterpSlash contains=perlSpecialString,perlSpecialMatch,perlVarPlain,perlVarBlock +" These items are interpolated inside m## matches and s### substitutions. +syn cluster perlInterpMatch contains=@perlInterpSlash,perlVarSlash + +" Shell commands +syn region perlShellCommand matchgroup=perlMatchStartEnd start="`" end="`" contains=@perlInterpDQ keepend + +" Constants +" +" Numbers +syn match perlNumber "\<\%(0\%(x\x[[:xdigit:]_]*\|b[01][01_]*\|\o[0-7_]*\|\)\|[1-9][[:digit:]_]*\)\>" +syn match perlFloat "\<\d[[:digit:]_]*[eE][\-+]\=\d\+" +syn match perlFloat "\<\d[[:digit:]_]*\.[[:digit:]_]*\%([eE][\-+]\=\d\+\)\=" +syn match perlFloat "\.[[:digit:]_]\+\%([eE][\-+]\=\d\+\)\=" + +syn match perlString "\<\%(v\d\+\%(\.\d\+\)*\|\d\+\%(\.\d\+\)\{2,}\)\>" contains=perlVStringV +syn match perlVStringV "\<v" contained + + +syn region perlParensSQ start=+(+ end=+)+ extend contained transparent contains=perlParensSQ,@perlInterpSQ keepend +syn region perlBracketsSQ start=+\[+ end=+\]+ extend contained transparent contains=perlBracketsSQ,@perlInterpSQ keepend +syn region perlBracesSQ start=+{+ end=+}+ extend contained transparent contains=perlBracesSQ,@perlInterpSQ keepend +syn region perlAnglesSQ start=+<+ end=+>+ extend contained transparent contains=perlAnglesSQ,@perlInterpSQ keepend + +syn region perlParensDQ start=+(+ end=+)+ extend contained transparent contains=perlParensDQ,@perlInterpDQ keepend +syn region perlBracketsDQ start=+\[+ end=+\]+ extend contained transparent contains=perlBracketsDQ,@perlInterpDQ keepend +syn region perlBracesDQ start=+{+ end=+}+ extend contained transparent contains=perlBracesDQ,@perlInterpDQ keepend +syn region perlAnglesDQ start=+<+ end=+>+ extend contained transparent contains=perlAnglesDQ,@perlInterpDQ keepend + + +" Simple version of searches and matches +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!m\>\s*\z([^[:space:]'([{<#]\)+ end=+\z1[cgimopsx]*+ contains=@perlInterpMatch keepend +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!m#+ end=+#[cgimopsx]*+ contains=@perlInterpMatch keepend +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!m\s*'+ end=+'[cgimopsx]*+ contains=@perlInterpSQ keepend +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!m\s*/+ end=+/[cgimopsx]*+ contains=@perlInterpSlash keepend +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!m\s*(+ end=+)[cgimopsx]*+ contains=@perlInterpMatch,perlParensDQ keepend + +" A special case for m{}, m<> and m[] which allows for comments and extra whitespace in the pattern +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!m\s*{+ end=+}[cgimopsx]*+ contains=@perlInterpMatch,perlComment,perlBracesDQ keepend +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!m\s*<+ end=+>[cgimopsx]*+ contains=@perlInterpMatch,perlAnglesDQ keepend +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!m\s*\[+ end=+\][cgimopsx]*+ contains=@perlInterpMatch,perlComment,perlBracketsDQ keepend + +" Below some hacks to recognise the // variant. This is virtually impossible to catch in all +" cases as the / is used in so many other ways, but these should be the most obvious ones. +syn region perlMatch matchgroup=perlMatchStartEnd start="\%([$@%&*]\@<!\%(\<split\|\<while\|\<if\|\<unless\|\.\.\|[-+*!~(\[{=]\)\s*\)\@<=/\%(/=\)\@!" start=+^/\%(/=\)\@!+ start=+\s\@<=/\%(/=\)\@![^[:space:][:digit:]$@%=]\@=\%(/\_s*\%([([{$@%&*[:digit:]"'`]\|\_s\w\|[[:upper:]_abd-fhjklnqrt-wyz]\)\)\@!+ skip=+\\/+ end=+/[cgimopsx]*+ contains=@perlInterpSlash + + +" Substitutions +" perlMatch is the first part, perlSubstitution* is the substitution part +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!s\>\s*\z([^[:space:]'([{<#]\)+ end=+\z1+me=e-1 contains=@perlInterpMatch nextgroup=perlSubstitutionGQQ keepend +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!s\s*'+ end=+'+me=e-1 contains=@perlInterpSQ nextgroup=perlSubstitutionSQ keepend +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!s\s*/+ end=+/+me=e-1 contains=@perlInterpSlash nextgroup=perlSubstitutionGQQ keepend +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!s#+ end=+#+me=e-1 contains=@perlInterpMatch nextgroup=perlSubstitutionGQQ keepend +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!s\s*(+ end=+)+ contains=@perlInterpMatch,perlParensDQ nextgroup=perlSubstitutionGQQ skipwhite skipempty skipnl keepend +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!s\s*<+ end=+>+ contains=@perlInterpMatch,perlAnglesDQ nextgroup=perlSubstitutionGQQ skipwhite skipempty skipnl keepend +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!s\s*\[+ end=+\]+ contains=@perlInterpMatch,perlBracketsDQ nextgroup=perlSubstitutionGQQ skipwhite skipempty skipnl keepend +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!s\s*{+ end=+}+ contains=@perlInterpMatch,perlBracesDQ nextgroup=perlSubstitutionGQQ skipwhite skipempty skipnl keepend +syn region perlSubstitutionGQQ matchgroup=perlMatchStartEnd start=+\z([^[:space:]'([{<]\)+ end=+\z1[ecgimopsx]*+ keepend contained contains=@perlInterpDQ +syn region perlSubstitutionGQQ matchgroup=perlMatchStartEnd start=+(+ end=+)[ecgimopsx]*+ contained contains=@perlInterpDQ,perlParensDQ keepend +syn region perlSubstitutionGQQ matchgroup=perlMatchStartEnd start=+\[+ end=+\][ecgimopsx]*+ contained contains=@perlInterpDQ,perlBracketsDQ keepend +syn region perlSubstitutionGQQ matchgroup=perlMatchStartEnd start=+{+ end=+}[ecgimopsx]*+ contained contains=@perlInterpDQ,perlBracesDQ keepend +syn region perlSubstitutionGQQ matchgroup=perlMatchStartEnd start=+<+ end=+>[ecgimopsx]*+ contained contains=@perlInterpDQ,perlAnglesDQ keepend +syn region perlSubstitutionSQ matchgroup=perlMatchStartEnd start=+'+ end=+'[ecgimopsx]*+ contained contains=@perlInterpSQ keepend + +" Translations +" perlMatch is the first part, perlTranslation* is the second, translator part. +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!\%(tr\|y\)\>\s*\z([^[:space:]([{<#]\)+ end=+\z1+me=e-1 contains=@perlInterpSQ nextgroup=perlTranslationGQ +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!\%(tr\|y\)#+ end=+#+me=e-1 contains=@perlInterpSQ nextgroup=perlTranslationGQ +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!\%(tr\|y\)\s*\[+ end=+\]+ contains=@perlInterpSQ,perlBracketsSQ nextgroup=perlTranslationGQ skipwhite skipempty skipnl +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!\%(tr\|y\)\s*(+ end=+)+ contains=@perlInterpSQ,perlParensSQ nextgroup=perlTranslationGQ skipwhite skipempty skipnl +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!\%(tr\|y\)\s*<+ end=+>+ contains=@perlInterpSQ,perlAnglesSQ nextgroup=perlTranslationGQ skipwhite skipempty skipnl +syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\%(::\|'\|->\)\@<!\%(tr\|y\)\s*{+ end=+}+ contains=@perlInterpSQ,perlBracesSQ nextgroup=perlTranslationGQ skipwhite skipempty skipnl +syn region perlTranslationGQ matchgroup=perlMatchStartEnd start=+\z([^[:space:]([{<]\)+ end=+\z1[cds]*+ contained +syn region perlTranslationGQ matchgroup=perlMatchStartEnd start=+(+ end=+)[cds]*+ contains=perlParensSQ contained +syn region perlTranslationGQ matchgroup=perlMatchStartEnd start=+\[+ end=+\][cds]*+ contains=perlBracketsSQ contained +syn region perlTranslationGQ matchgroup=perlMatchStartEnd start=+{+ end=+}[cds]*+ contains=perlBracesSQ contained +syn region perlTranslationGQ matchgroup=perlMatchStartEnd start=+<+ end=+>[cds]*+ contains=perlAnglesSQ contained + + +" Strings and q, qq, qw and qr expressions + +syn region perlStringUnexpanded matchgroup=perlStringStartEnd start="'" end="'" contains=@perlInterpSQ keepend +syn region perlString matchgroup=perlStringStartEnd start=+"+ end=+"+ contains=@perlInterpDQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!q\>\s*\z([^[:space:]#([{<]\)+ end=+\z1+ contains=@perlInterpSQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!q#+ end=+#+ contains=@perlInterpSQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!q\s*(+ end=+)+ contains=@perlInterpSQ,perlParensSQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!q\s*\[+ end=+\]+ contains=@perlInterpSQ,perlBracketsSQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!q\s*{+ end=+}+ contains=@perlInterpSQ,perlBracesSQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!q\s*<+ end=+>+ contains=@perlInterpSQ,perlAnglesSQ keepend + +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!q[qx]\>\s*\z([^[:space:]#([{<]\)+ end=+\z1+ contains=@perlInterpDQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!q[qx]#+ end=+#+ contains=@perlInterpDQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!q[qx]\s*(+ end=+)+ contains=@perlInterpDQ,perlParensDQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!q[qx]\s*\[+ end=+\]+ contains=@perlInterpDQ,perlBracketsDQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!q[qx]\s*{+ end=+}+ contains=@perlInterpDQ,perlBracesDQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!q[qx]\s*<+ end=+>+ contains=@perlInterpDQ,perlAnglesDQ keepend + +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!qw\s*\z([^[:space:]#([{<]\)+ end=+\z1+ contains=@perlInterpSQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!qw#+ end=+#+ contains=@perlInterpSQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!qw\s*(+ end=+)+ contains=@perlInterpSQ,perlParensSQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!qw\s*\[+ end=+\]+ contains=@perlInterpSQ,perlBracketsSQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!qw\s*{+ end=+}+ contains=@perlInterpSQ,perlBracesSQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!qw\s*<+ end=+>+ contains=@perlInterpSQ,perlAnglesSQ keepend + +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!qr\>\s*\z([^[:space:]#([{<'/]\)+ end=+\z1[imosx]*+ contains=@perlInterpMatch keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!qr\s*/+ end=+/[imosx]*+ contains=@perlInterpSlash keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!qr#+ end=+#[imosx]*+ contains=@perlInterpMatch keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!qr\s*'+ end=+'[imosx]*+ contains=@perlInterpSQ keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!qr\s*(+ end=+)[imosx]*+ contains=@perlInterpMatch,perlParensDQ keepend + +" A special case for qr{}, qr<> and qr[] which allows for comments and extra whitespace in the pattern +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!qr\s*{+ end=+}[imosx]*+ contains=@perlInterpMatch,perlBracesDQ,perlComment keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!qr\s*<+ end=+>[imosx]*+ contains=@perlInterpMatch,perlAnglesDQ,perlComment keepend +syn region perlQQ matchgroup=perlStringStartEnd start=+\<\%(::\|'\|->\)\@<!qr\s*\[+ end=+\][imosx]*+ contains=@perlInterpMatch,perlBracketsDQ,perlComment keepend + +" Constructs such as print <<EOF [...] EOF, 'here' documents +" +" XXX Any statements after the identifier are in perlString colour (i.e. +" 'if $a' in 'print <<EOF if $a'). This is almost impossible to get right it +" seems due to the 'auto-extending nature' of regions. +if exists("perl_fold") + syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\z(\I\i*\).*+ end=+^\z1$+ contains=@perlInterpDQ fold + syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*"\z([^\\"]*\%(\\.[^\\"]*\)*\)"+ end=+^\z1$+ contains=@perlInterpDQ fold + syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*'\z([^\\']*\%(\\.[^\\']*\)*\)'+ end=+^\z1$+ contains=@perlInterpSQ fold + syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*""+ end=+^$+ contains=@perlInterpDQ,perlNotEmptyLine fold + syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*''+ end=+^$+ contains=@perlInterpSQ,perlNotEmptyLine fold + syn region perlAutoload matchgroup=perlStringStartEnd start=+<<\s*\(['"]\=\)\z(END_\%(SUB\|OF_FUNC\|OF_AUTOLOAD\)\)\1+ end=+^\z1$+ contains=ALL fold +else + syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\z(\I\i*\)+ end=+^\z1$+ contains=@perlInterpDQ + syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*"\z([^\\"]*\%(\\.[^\\"]*\)*\)"+ end=+^\z1$+ contains=@perlInterpDQ + syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*'\z([^\\']*\%(\\.[^\\']*\)*\)'+ end=+^\z1$+ contains=@perlInterpSQ + syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*""+ end=+^$+ contains=@perlInterpDQ,perlNotEmptyLine + syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*''+ end=+^$+ contains=@perlInterpSQ,perlNotEmptyLine + syn region perlAutoload matchgroup=perlStringStartEnd start=+<<\s*\(['"]\=\)\z(END_\%(SUB\|OF_FUNC\|OF_AUTOLOAD\)\)\1+ end=+^\z1$+ contains=ALL +endif + + +" Class declarations +" +syn match perlPackageDecl "\<package\s\+\%(\h\|::\)\%(\w\|::\)*" contains=perlStatementPackage +syn keyword perlStatementPackage package contained + +" Functions +" sub [name] [(prototype)] { +" +syn match perlSubError "[^[:space:];{#]" contained +if v:version == 701 && !has('patch221') " XXX I hope that's the right one + syn match perlSubAttributes ":" contained +else + syn match perlSubAttributesCont "\h\w*\_s*\%(:\_s*\)\=" nextgroup=@perlSubAttrMaybe contained + syn region perlSubAttributesCont matchgroup=perlSubAttributesCont start="\h\w*(" end=")\_s*\%(:\_s*\)\=" nextgroup=@perlSubAttrMaybe contained contains=@perlInterpSQ,perlParensSQ + syn cluster perlSubAttrMaybe contains=perlSubAttributesCont,perlSubError + syn match perlSubAttributes "" contained nextgroup=perlSubError + syn match perlSubAttributes ":\_s*" contained nextgroup=@perlSubAttrMaybe +endif +syn match perlSubPrototypeError "(\%(\_s*\%(\%(\\\%([$@%&*]\|\[[$@%&*]\+\]\)\|[$&*]\|[@%]\%(\_s*)\)\@=\|;\%(\_s*[)$@%&*\\]\)\@=\|_\%(\_s*[);]\)\@=\)\_s*\)*\)\@>\zs\_[^)]\+" contained +syn match perlSubPrototype +(\_[^)]*)\_s*\|+ nextgroup=perlSubAttributes contained contains=perlSubPrototypeError +syn match perlSubName +\%(\h\|::\|'\w\)\%(\w\|::\|'\w\)*\_s*\|+ contained nextgroup=perlSubPrototype + +syn match perlFunction +\<sub\>\_s*+ nextgroup=perlSubName + +if !exists("perl_no_scope_in_variables") + syn match perlFunctionPRef "\h\w*::" contained + syn match perlFunctionName "\h\w*[^:]" contained +else + syn match perlFunctionName "\h[[:alnum:]_:]*" contained +endif + +" The => operator forces a bareword to the left of it to be interpreted as +" a string +syn match perlString "\I\@<!-\?\I\i*\%(\s*=>\)\@=" + +" All other # are comments, except ^#! +syn match perlComment "#.*" contains=perlTodo,@Spell +syn match perlSharpBang "^#!.*" + +" Formats +syn region perlFormat matchgroup=perlStatementIOFunc start="^\s*\<format\s\+\k\+\s*=\s*$"rs=s+6 end="^\s*\.\s*$" contains=perlFormatName,perlFormatField,perlVarPlain,perlVarPlain2 +syn match perlFormatName "format\s\+\k\+\s*="lc=7,me=e-1 contained +syn match perlFormatField "[@^][|<>~]\+\%(\.\.\.\)\=" contained +syn match perlFormatField "[@^]#[#.]*" contained +syn match perlFormatField "@\*" contained +syn match perlFormatField "@[^A-Za-z_|<>~#*]"me=e-1 contained +syn match perlFormatField "@$" contained + +" __END__ and __DATA__ clauses +if exists("perl_fold") + syntax region perlDATA start="^__\%(DATA\|END\)__$" skip="." end="." contains=perlPOD,@perlDATA fold +else + syntax region perlDATA start="^__\%(DATA\|END\)__$" skip="." end="." contains=perlPOD,@perlDATA +endif + +" +" Folding + +if exists("perl_fold") + " Note: this bit must come before the actual highlighting of the "package" + " keyword, otherwise this will screw up Pod lines that match /^package/ + if !exists("perl_nofold_packages") + syn region perlPackageFold start="^package \S\+;\s*\%(#.*\)\=$" end="^1;\=\s*\%(#.*\)\=$" end="\n\+package"me=s-1 transparent fold keepend + endif + if !exists("perl_nofold_subs") + syn region perlSubFold start="^\z(\s*\)\<sub\>.*[^};]$" end="^\z1}\s*\%(#.*\)\=$" transparent fold keepend + syn region perlSubFold start="^\z(\s*\)\<\%(BEGIN\|END\|CHECK\|INIT\|UNITCHECK\)\>.*[^};]$" end="^\z1}\s*$" transparent fold keepend + endif + + if exists("perl_fold_blocks") + syn region perlBlockFold start="^\z(\s*\)\%(if\|elsif\|unless\|for\|while\|until\|given\)\s*(.*)\%(\s*{\)\=\s*\%(#.*\)\=$" start="^\z(\s*\)foreach\s*\%(\%(my\|our\)\=\s*\S\+\s*\)\=(.*)\%(\s*{\)\=\s*\%(#.*\)\=$" end="^\z1}\s*;\=\%(#.*\)\=$" transparent fold keepend + syn region perlBlockFold start="^\z(\s*\)\%(do\|else\)\%(\s*{\)\=\s*\%(#.*\)\=$" end="^\z1}\s*while" end="^\z1}\s*;\=\%(#.*\)\=$" transparent fold keepend + endif + + setlocal foldmethod=syntax + syn sync fromstart +else + " fromstart above seems to set minlines even if perl_fold is not set. + syn sync minlines=0 +endif + +command -nargs=+ HiLink hi def link <args> + +" The default highlighting. +HiLink perlSharpBang PreProc +HiLink perlControl PreProc +HiLink perlInclude Include +HiLink perlSpecial Special +HiLink perlString String +HiLink perlCharacter Character +HiLink perlNumber Number +HiLink perlFloat Float +HiLink perlType Type +HiLink perlIdentifier Identifier +HiLink perlLabel Label +HiLink perlStatement Statement +HiLink perlConditional Conditional +HiLink perlRepeat Repeat +HiLink perlOperator Operator +HiLink perlFunction Keyword +HiLink perlSubName Function +HiLink perlSubPrototype Type +HiLink perlSubAttributes PreProc +HiLink perlSubAttributesCont perlSubAttributes +HiLink perlComment Comment +HiLink perlTodo Todo +if exists("perl_string_as_statement") + HiLink perlStringStartEnd perlStatement +else + HiLink perlStringStartEnd perlString +endif +HiLink perlVStringV perlStringStartEnd +HiLink perlList perlStatement +HiLink perlMisc perlStatement +HiLink perlVarPlain perlIdentifier +HiLink perlVarPlain2 perlIdentifier +HiLink perlArrow perlIdentifier +HiLink perlFiledescRead perlIdentifier +HiLink perlFiledescStatement perlIdentifier +HiLink perlVarSimpleMember perlIdentifier +HiLink perlVarSimpleMemberName perlString +HiLink perlVarNotInMatches perlIdentifier +HiLink perlVarSlash perlIdentifier +HiLink perlQQ perlString +HiLink perlHereDoc perlString +HiLink perlStringUnexpanded perlString +HiLink perlSubstitutionSQ perlString +HiLink perlSubstitutionGQQ perlString +HiLink perlTranslationGQ perlString +HiLink perlMatch perlString +HiLink perlMatchStartEnd perlStatement +HiLink perlFormatName perlIdentifier +HiLink perlFormatField perlString +HiLink perlPackageDecl perlType +HiLink perlStorageClass perlType +HiLink perlPackageRef perlType +HiLink perlStatementPackage perlStatement +HiLink perlStatementStorage perlStatement +HiLink perlStatementControl perlStatement +HiLink perlStatementScalar perlStatement +HiLink perlStatementRegexp perlStatement +HiLink perlStatementNumeric perlStatement +HiLink perlStatementList perlStatement +HiLink perlStatementHash perlStatement +HiLink perlStatementIOfunc perlStatement +HiLink perlStatementFiledesc perlStatement +HiLink perlStatementVector perlStatement +HiLink perlStatementFiles perlStatement +HiLink perlStatementFlow perlStatement +HiLink perlStatementInclude perlStatement +HiLink perlStatementProc perlStatement +HiLink perlStatementSocket perlStatement +HiLink perlStatementIPC perlStatement +HiLink perlStatementNetwork perlStatement +HiLink perlStatementPword perlStatement +HiLink perlStatementTime perlStatement +HiLink perlStatementMisc perlStatement +HiLink perlStatementIndirObj perlStatement +HiLink perlFunctionName perlIdentifier +HiLink perlMethod perlIdentifier +HiLink perlFunctionPRef perlType +HiLink perlPOD perlComment +HiLink perlShellCommand perlString +HiLink perlSpecialAscii perlSpecial +HiLink perlSpecialDollar perlSpecial +HiLink perlSpecialString perlSpecial +HiLink perlSpecialStringU perlSpecial +HiLink perlSpecialMatch perlSpecial +HiLink perlDATA perlComment + +" Possible errors +HiLink perlNotEmptyLine Error +HiLink perlElseIfError Error +HiLink perlSubPrototypeError Error +HiLink perlSubError Error + +delcommand HiLink + +" Syncing to speed up processing +" +if !exists("perl_no_sync_on_sub") + syn sync match perlSync grouphere NONE "^\s*\<package\s" + syn sync match perlSync grouphere NONE "^\s*\<sub\>" + syn sync match perlSync grouphere NONE "^}" +endif + +if !exists("perl_no_sync_on_global_var") + syn sync match perlSync grouphere NONE "^$\I[[:alnum:]_:]+\s*=\s*{" + syn sync match perlSync grouphere NONE "^[@%]\I[[:alnum:]_:]+\s*=\s*(" +endif + +if exists("perl_sync_dist") + execute "syn sync maxlines=" . perl_sync_dist +else + syn sync maxlines=100 +endif + +syn sync match perlSyncPOD grouphere perlPOD "^=pod" +syn sync match perlSyncPOD grouphere perlPOD "^=head" +syn sync match perlSyncPOD grouphere perlPOD "^=item" +syn sync match perlSyncPOD grouphere NONE "^=cut" + +let b:current_syntax = "perl" + +" XXX Change to sts=4:sw=4 +" vim:ts=8:sts=2:sw=2:expandtab:ft=vim |