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1 " Vim syntax file
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2 " Language: Perl
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3 " Maintainer: Nick Hibma <n_hibma@van-laarhoven.org>
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4 " Last Change: 2004 May 16
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5 " Location: http://www.van-laarhoven.org/vim/syntax/perl.vim
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6 "
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7 " Please download most recent version first before mailing
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8 " any comments.
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9 " See also the file perl.vim.regression.pl to check whether your
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10 " modifications work in the most odd cases
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11 " http://www.van-laarhoven.org/vim/syntax/perl.vim.regression.pl
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12 "
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13 " Original version: Sonia Heimann <niania@netsurf.org>
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14 " Thanks to many people for their contribution.
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15
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16 " The following parameters are available for tuning the
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17 " perl syntax highlighting, with defaults given:
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18 "
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19 " unlet perl_include_pod
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20 " unlet perl_want_scope_in_variables
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21 " unlet perl_extended_vars
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22 " unlet perl_string_as_statement
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23 " unlet perl_no_sync_on_sub
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24 " unlet perl_no_sync_on_global_var
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25 " let perl_sync_dist = 100
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26 " unlet perl_fold
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27 " unlet perl_fold_blocks
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28
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29 " Remove any old syntax stuff that was loaded (5.x) or quit when a syntax file
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30 " was already loaded (6.x).
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31 if version < 600
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32 syntax clear
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33 elseif exists("b:current_syntax")
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34 finish
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35 endif
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36
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37 " Unset perl_fold if it set but vim doesn't support it.
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38 if version < 600 && exists("perl_fold")
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39 unlet perl_fold
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40 endif
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41
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42
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43 " POD starts with ^=<word> and ends with ^=cut
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44
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45 if exists("perl_include_pod")
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46 " Include a while extra syntax file
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47 syn include @Pod syntax/pod.vim
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48 unlet b:current_syntax
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49 if exists("perl_fold")
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50 syn region perlPOD start="^=[a-z]" end="^=cut" contains=@Pod,perlTodo keepend fold
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51 syn region perlPOD start="^=cut" end="^=cut" contains=perlTodo keepend fold
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52 else
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53 syn region perlPOD start="^=[a-z]" end="^=cut" contains=@Pod,perlTodo keepend
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54 syn region perlPOD start="^=cut" end="^=cut" contains=perlTodo keepend
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55 endif
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56 else
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57 " Use only the bare minimum of rules
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58 if exists("perl_fold")
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59 syn region perlPOD start="^=[a-z]" end="^=cut" fold
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60 else
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61 syn region perlPOD start="^=[a-z]" end="^=cut"
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62 endif
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63 endif
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64
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65
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66 " All keywords
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67 "
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68 if exists("perl_fold") && exists("perl_fold_blocks")
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69 syn match perlConditional "\<if\>"
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70 syn match perlConditional "\<elsif\>"
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71 syn match perlConditional "\<unless\>"
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72 syn match perlConditional "\<else\>" nextgroup=perlElseIfError skipwhite skipnl skipempty
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73 else
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74 syn keyword perlConditional if elsif unless
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75 syn keyword perlConditional else nextgroup=perlElseIfError skipwhite skipnl skipempty
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76 endif
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77 syn keyword perlConditional switch eq ne gt lt ge le cmp not and or xor err
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78 if exists("perl_fold") && exists("perl_fold_blocks")
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79 syn match perlRepeat "\<while\>"
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80 syn match perlRepeat "\<for\>"
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81 syn match perlRepeat "\<foreach\>"
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82 syn match perlRepeat "\<do\>"
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83 syn match perlRepeat "\<until\>"
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84 syn match perlRepeat "\<continue\>"
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85 else
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86 syn keyword perlRepeat while for foreach do until continue
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87 endif
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88 syn keyword perlOperator defined undef and or not bless ref
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89 if exists("perl_fold")
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90 " if BEGIN/END is a keyword the perlBEGINENDFold does not work
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91 syn match perlControl "\<BEGIN\>" contained
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92 syn match perlControl "\<END\>" contained
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93 else
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94 syn keyword perlControl BEGIN END
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95 endif
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96
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97 syn keyword perlStatementStorage my local our
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98 syn keyword perlStatementControl goto return last next redo
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99 syn keyword perlStatementScalar chomp chop chr crypt index lc lcfirst length ord pack reverse rindex sprintf substr uc ucfirst
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100 syn keyword perlStatementRegexp pos quotemeta split study
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101 syn keyword perlStatementNumeric abs atan2 cos exp hex int log oct rand sin sqrt srand
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102 syn keyword perlStatementList splice unshift shift push pop split join reverse grep map sort unpack
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103 syn keyword perlStatementHash each exists keys values tie tied untie
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104 syn keyword perlStatementIOfunc carp confess croak dbmclose dbmopen die syscall
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105 syn keyword perlStatementFiledesc binmode close closedir eof fileno getc lstat print printf readdir readline readpipe rewinddir select stat tell telldir write nextgroup=perlFiledescStatementNocomma skipwhite
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106 syn keyword perlStatementFiledesc fcntl flock ioctl open opendir read seek seekdir sysopen sysread sysseek syswrite truncate nextgroup=perlFiledescStatementComma skipwhite
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107 syn keyword perlStatementVector pack vec
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108 syn keyword perlStatementFiles chdir chmod chown chroot glob link mkdir readlink rename rmdir symlink umask unlink utime
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109 syn match perlStatementFiles "-[rwxoRWXOezsfdlpSbctugkTBMAC]\>"
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110 syn keyword perlStatementFlow caller die dump eval exit wantarray
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111 syn keyword perlStatementInclude require
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112 syn match perlStatementInclude "\(use\|no\)\s\+\(integer\>\|strict\>\|lib\>\|sigtrap\>\|subs\>\|vars\>\|warnings\>\|utf8\>\|byte\>\)\="
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113 syn keyword perlStatementScope import
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114 syn keyword perlStatementProc alarm exec fork getpgrp getppid getpriority kill pipe setpgrp setpriority sleep system times wait waitpid
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115 syn keyword perlStatementSocket accept bind connect getpeername getsockname getsockopt listen recv send setsockopt shutdown socket socketpair
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116 syn keyword perlStatementIPC msgctl msgget msgrcv msgsnd semctl semget semop shmctl shmget shmread shmwrite
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117 syn keyword perlStatementNetwork endhostent endnetent endprotoent endservent gethostbyaddr gethostbyname gethostent getnetbyaddr getnetbyname getnetent getprotobyname getprotobynumber getprotoent getservbyname getservbyport getservent sethostent setnetent setprotoent setservent
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118 syn keyword perlStatementPword getpwuid getpwnam getpwent setpwent endpwent getgrent getgrgid getlogin getgrnam setgrent endgrent
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119 syn keyword perlStatementTime gmtime localtime time times
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120
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121 syn keyword perlStatementMisc warn formline reset scalar delete prototype lock
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122 syn keyword perlStatementNew new
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123
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124 syn keyword perlTodo TODO TBD FIXME XXX contained
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125
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126 " Perl Identifiers.
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127 "
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128 " Should be cleaned up to better handle identifiers in particular situations
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129 " (in hash keys for example)
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130 "
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131 " Plain identifiers: $foo, @foo, $#foo, %foo, &foo and dereferences $$foo, @$foo, etc.
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132 " We do not process complex things such as @{${"foo"}}. Too complicated, and
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133 " too slow. And what is after the -> is *not* considered as part of the
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134 " variable - there again, too complicated and too slow.
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135
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136 " Special variables first ($^A, ...) and ($|, $', ...)
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137 syn match perlVarPlain "$^[ADEFHILMOPSTWX]\="
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138 syn match perlVarPlain "$[\\\"\[\]'&`+*.,;=%~!?@$<>(-]"
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139 syn match perlVarPlain "$\(0\|[1-9][0-9]*\)"
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140 " Same as above, but avoids confusion in $::foo (equivalent to $main::foo)
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141 syn match perlVarPlain "$:[^:]"
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142 " These variables are not recognized within matches.
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143 syn match perlVarNotInMatches "$[|)]"
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144 " This variable is not recognized within matches delimited by m//.
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145 syn match perlVarSlash "$/"
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146
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147 " And plain identifiers
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148 syn match perlPackageRef "\(\h\w*\)\=\(::\|'\)\I"me=e-1 contained
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149
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150 " To highlight packages in variables as a scope reference - i.e. in $pack::var,
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151 " pack:: is a scope, just set "perl_want_scope_in_variables"
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152 " If you *want* complex things like @{${"foo"}} to be processed,
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153 " just set the variable "perl_extended_vars"...
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154
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155 " FIXME value between {} should be marked as string. is treated as such by Perl.
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156 " At the moment it is marked as something greyish instead of read. Probably todo
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157 " with transparency. Or maybe we should handle the bare word in that case. or make it into
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158
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159 if exists("perl_want_scope_in_variables")
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160 syn match perlVarPlain "\\\=\([@%$]\|\$#\)\$*\(\I\i*\)\=\(\(::\|'\)\I\i*\)*\>" contains=perlPackageRef nextgroup=perlVarMember,perlVarSimpleMember,perlMethod
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161 syn match perlFunctionName "\\\=&\$*\(\I\i*\)\=\(\(::\|'\)\I\i*\)*\>" contains=perlPackageRef nextgroup=perlVarMember,perlVarSimpleMember
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162 else
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163 syn match perlVarPlain "\\\=\([@%$]\|\$#\)\$*\(\I\i*\)\=\(\(::\|'\)\I\i*\)*\>" nextgroup=perlVarMember,perlVarSimpleMember,perlMethod
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164 syn match perlFunctionName "\\\=&\$*\(\I\i*\)\=\(\(::\|'\)\I\i*\)*\>" nextgroup=perlVarMember,perlVarSimpleMember
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165 endif
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166
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167 if exists("perl_extended_vars")
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168 syn cluster perlExpr contains=perlStatementScalar,perlStatementRegexp,perlStatementNumeric,perlStatementList,perlStatementHash,perlStatementFiles,perlStatementTime,perlStatementMisc,perlVarPlain,perlVarNotInMatches,perlVarSlash,perlVarBlock,perlShellCommand,perlFloat,perlNumber,perlStringUnexpanded,perlString,perlQQ
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169 syn region perlVarBlock matchgroup=perlVarPlain start="\($#\|[@%$]\)\$*{" skip="\\}" end="}" contains=@perlExpr nextgroup=perlVarMember,perlVarSimpleMember
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170 syn region perlVarBlock matchgroup=perlVarPlain start="&\$*{" skip="\\}" end="}" contains=@perlExpr
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171 syn match perlVarPlain "\\\=\(\$#\|[@%&$]\)\$*{\I\i*}" nextgroup=perlVarMember,perlVarSimpleMember
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172 syn region perlVarMember matchgroup=perlVarPlain start="\(->\)\={" skip="\\}" end="}" contained contains=@perlExpr nextgroup=perlVarMember,perlVarSimpleMember
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173 syn match perlVarSimpleMember "\(->\)\={\I\i*}" nextgroup=perlVarMember,perlVarSimpleMember contains=perlVarSimpleMemberName contained
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174 syn match perlVarSimpleMemberName "\I\i*" contained
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175 syn region perlVarMember matchgroup=perlVarPlain start="\(->\)\=\[" skip="\\]" end="]" contained contains=@perlExpr nextgroup=perlVarMember,perlVarSimpleMember
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176 syn match perlMethod "\(->\)\I\i*" contained
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177 endif
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178
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179 " File Descriptors
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180 syn match perlFiledescRead "[<]\h\w\+[>]"
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181
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182 syn match perlFiledescStatementComma "(\=\s*\u\w*\s*,"me=e-1 transparent contained contains=perlFiledescStatement
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183 syn match perlFiledescStatementNocomma "(\=\s*\u\w*\s*[^, \t]"me=e-1 transparent contained contains=perlFiledescStatement
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184
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185 syn match perlFiledescStatement "\u\w*" contained
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186
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187 " Special characters in strings and matches
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188 syn match perlSpecialString "\\\(\d\+\|[xX]\x\+\|c\u\|.\)" contained
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189 syn match perlSpecialStringU "\\['\\]" contained
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190 syn match perlSpecialMatch "{\d\(,\d\)\=}" contained
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191 syn match perlSpecialMatch "\[\(\]\|-\)\=[^\[\]]*\(\[\|\-\)\=\]" contained
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192 syn match perlSpecialMatch "[+*()?.]" contained
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193 syn match perlSpecialMatch "(?[#:=!]" contained
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194 syn match perlSpecialMatch "(?[imsx]\+)" contained
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195 " FIXME the line below does not work. It should mark end of line and
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196 " begin of line as perlSpecial.
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197 " syn match perlSpecialBEOM "^\^\|\$$" contained
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198
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199 " Possible errors
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200 "
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201 " Highlight lines with only whitespace (only in blank delimited here documents) as errors
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202 syn match perlNotEmptyLine "^\s\+$" contained
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203 " Highlight '} else if (...) {', it should be '} else { if (...) { ' or
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204 " '} elsif (...) {'.
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205 "syn keyword perlElseIfError if contained
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206
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207 " Variable interpolation
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208 "
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209 " These items are interpolated inside "" strings and similar constructs.
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210 syn cluster perlInterpDQ contains=perlSpecialString,perlVarPlain,perlVarNotInMatches,perlVarSlash,perlVarBlock
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211 " These items are interpolated inside '' strings and similar constructs.
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212 syn cluster perlInterpSQ contains=perlSpecialStringU
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213 " These items are interpolated inside m// matches and s/// substitutions.
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214 syn cluster perlInterpSlash contains=perlSpecialString,perlSpecialMatch,perlVarPlain,perlVarBlock,perlSpecialBEOM
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215 " These items are interpolated inside m## matches and s### substitutions.
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216 syn cluster perlInterpMatch contains=@perlInterpSlash,perlVarSlash
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217
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218 " Shell commands
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219 syn region perlShellCommand matchgroup=perlMatchStartEnd start="`" end="`" contains=@perlInterpDQ
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220
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221 " Constants
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222 "
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223 " Numbers
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224 syn match perlNumber "[-+]\=\(\<\d[[:digit:]_]*L\=\>\|0[xX]\x[[:xdigit:]_]*\>\)"
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225 syn match perlFloat "[-+]\=\<\d[[:digit:]_]*[eE][\-+]\=\d\+"
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226 syn match perlFloat "[-+]\=\<\d[[:digit:]_]*\.[[:digit:]_]*\([eE][\-+]\=\d\+\)\="
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227 syn match perlFloat "[-+]\=\<\.[[:digit:]_]\+\([eE][\-+]\=\d\+\)\="
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228
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229
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230 " Simple version of searches and matches
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231 " caters for m//, m##, m{} and m[] (and the !/ variant)
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232 syn region perlMatch matchgroup=perlMatchStartEnd start=+[m!]/+ end=+/[cgimosx]*+ contains=@perlInterpSlash
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233 syn region perlMatch matchgroup=perlMatchStartEnd start=+[m!]#+ end=+#[cgimosx]*+ contains=@perlInterpMatch
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234 syn region perlMatch matchgroup=perlMatchStartEnd start=+[m!]{+ end=+}[cgimosx]*+ contains=@perlInterpMatch
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235 syn region perlMatch matchgroup=perlMatchStartEnd start=+[m!]\[+ end=+\][cgimosx]*+ contains=@perlInterpMatch
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236
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237 " A special case for m!!x which allows for comments and extra whitespace in the pattern
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238 syn region perlMatch matchgroup=perlMatchStartEnd start=+[m!]!+ end=+![cgimosx]*+ contains=@perlInterpSlash,perlComment
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239
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240 " Below some hacks to recognise the // variant. This is virtually impossible to catch in all
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241 " cases as the / is used in so many other ways, but these should be the most obvious ones.
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242 "syn region perlMatch matchgroup=perlMatchStartEnd start=+^split /+lc=5 start=+[^$@%]\<split /+lc=6 start=+^if /+lc=2 start=+[^$@%]if /+lc=3 start=+[!=]\~\s*/+lc=2 start=+[(~]/+lc=1 start=+\.\./+lc=2 start=+\s/[^= \t0-9$@%]+lc=1,me=e-1,rs=e-1 start=+^/+ skip=+\\/+ end=+/[cgimosx]*+ contains=@perlInterpSlash
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243 syn region perlMatch matchgroup=perlMatchStartEnd start=+^split /+lc=5 start=+[^$@%]\<split /+lc=6 start=+^while /+lc=5 start=+[^$@%]while /+lc=6 start=+^if /+lc=2 start=+[^$@%]if /+lc=3 start=+[!=]\~\s*/+lc=2 start=+[(~]/+lc=1 start=+\.\./+lc=2 start=+\s/[^= \t0-9$@%]+lc=1,me=e-1,rs=e-1 start=+^/+ skip=+\\/+ end=+/[cgimosx]*+ contains=@perlInterpSlash
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244
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245
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246 " Substitutions
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247 " caters for s///, s### and s[][]
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248 " perlMatch is the first part, perlSubstitution* is the substitution part
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249 syn region perlMatch matchgroup=perlMatchStartEnd start=+\<s'+ end=+'+me=e-1 contains=@perlInterpSQ nextgroup=perlSubstitutionSQ
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250 syn region perlMatch matchgroup=perlMatchStartEnd start=+\<s"+ end=+"+me=e-1 contains=@perlInterpMatch nextgroup=perlSubstitutionDQ
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251 syn region perlMatch matchgroup=perlMatchStartEnd start=+\<s/+ end=+/+me=e-1 contains=@perlInterpSlash nextgroup=perlSubstitutionSlash
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252 syn region perlMatch matchgroup=perlMatchStartEnd start=+\<s#+ end=+#+me=e-1 contains=@perlInterpMatch nextgroup=perlSubstitutionHash
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253 syn region perlMatch matchgroup=perlMatchStartEnd start=+\<s\[+ end=+\]+ contains=@perlInterpMatch nextgroup=perlSubstitutionBracket skipwhite skipempty skipnl
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254 syn region perlMatch matchgroup=perlMatchStartEnd start=+\<s{+ end=+}+ contains=@perlInterpMatch nextgroup=perlSubstitutionCurly skipwhite skipempty skipnl
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255 syn region perlSubstitutionSQ matchgroup=perlMatchStartEnd start=+'+ end=+'[ecgimosx]*+ contained contains=@perlInterpSQ
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256 syn region perlSubstitutionDQ matchgroup=perlMatchStartEnd start=+"+ end=+"[ecgimosx]*+ contained contains=@perlInterpDQ
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257 syn region perlSubstitutionSlash matchgroup=perlMatchStartEnd start=+/+ end=+/[ecgimosx]*+ contained contains=@perlInterpDQ
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258 syn region perlSubstitutionHash matchgroup=perlMatchStartEnd start=+#+ end=+#[ecgimosx]*+ contained contains=@perlInterpDQ
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259 syn region perlSubstitutionBracket matchgroup=perlMatchStartEnd start=+\[+ end=+\][ecgimosx]*+ contained contains=@perlInterpDQ
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260 syn region perlSubstitutionCurly matchgroup=perlMatchStartEnd start=+{+ end=+}[ecgimosx]*+ contained contains=@perlInterpDQ
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261
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262 " A special case for m!!x which allows for comments and extra whitespace in the pattern
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263 syn region perlMatch matchgroup=perlMatchStartEnd start=+\<s!+ end=+!+me=e-1 contains=@perlInterpSlash,perlComment nextgroup=perlSubstitutionPling
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264 syn region perlSubstitutionPling matchgroup=perlMatchStartEnd start=+!+ end=+![ecgimosx]*+ contained contains=@perlInterpDQ
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265
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266 " Substitutions
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267 " caters for tr///, tr### and tr[][]
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268 " perlMatch is the first part, perlTranslation* is the second, translator part.
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269 syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\(tr\|y\)'+ end=+'+me=e-1 contains=@perlInterpSQ nextgroup=perlTranslationSQ
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270 syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\(tr\|y\)"+ end=+"+me=e-1 contains=@perlInterpSQ nextgroup=perlTranslationDQ
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271 syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\(tr\|y\)/+ end=+/+me=e-1 contains=@perlInterpSQ nextgroup=perlTranslationSlash
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272 syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\(tr\|y\)#+ end=+#+me=e-1 contains=@perlInterpSQ nextgroup=perlTranslationHash
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273 syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\(tr\|y\)\[+ end=+\]+ contains=@perlInterpSQ nextgroup=perlTranslationBracket skipwhite skipempty skipnl
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274 syn region perlMatch matchgroup=perlMatchStartEnd start=+\<\(tr\|y\){+ end=+}+ contains=@perlInterpSQ nextgroup=perlTranslationCurly skipwhite skipempty skipnl
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275 syn region perlTranslationSQ matchgroup=perlMatchStartEnd start=+'+ end=+'[cds]*+ contained
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276 syn region perlTranslationDQ matchgroup=perlMatchStartEnd start=+"+ end=+"[cds]*+ contained
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277 syn region perlTranslationSlash matchgroup=perlMatchStartEnd start=+/+ end=+/[cds]*+ contained
|
|
|
278 syn region perlTranslationHash matchgroup=perlMatchStartEnd start=+#+ end=+#[cds]*+ contained
|
|
|
279 syn region perlTranslationBracket matchgroup=perlMatchStartEnd start=+\[+ end=+\][cds]*+ contained
|
|
|
280 syn region perlTranslationCurly matchgroup=perlMatchStartEnd start=+{+ end=+}[cds]*+ contained
|
|
|
281
|
|
|
282
|
|
|
283 " The => operator forces a bareword to the left of it to be interpreted as
|
|
|
284 " a string
|
|
|
285 syn match perlString "\<\I\i*\s*=>"me=e-2
|
|
|
286
|
|
|
287 " Strings and q, qq, qw and qr expressions
|
|
|
288
|
|
|
289 " Brackets in qq()
|
|
|
290 syn region perlBrackets start=+(+ end=+)+ contained transparent contains=perlBrackets,@perlStringSQ
|
|
|
291
|
|
|
292 syn region perlStringUnexpanded matchgroup=perlStringStartEnd start="'" end="'" contains=@perlInterpSQ
|
|
|
293 syn region perlString matchgroup=perlStringStartEnd start=+"+ end=+"+ contains=@perlInterpDQ
|
|
|
294 syn region perlQQ matchgroup=perlStringStartEnd start=+\<q#+ end=+#+ contains=@perlInterpSQ
|
|
|
295 syn region perlQQ matchgroup=perlStringStartEnd start=+\<q|+ end=+|+ contains=@perlInterpSQ
|
|
|
296 syn region perlQQ matchgroup=perlStringStartEnd start=+\<q(+ end=+)+ contains=@perlInterpSQ,perlBrackets
|
|
|
297 syn region perlQQ matchgroup=perlStringStartEnd start=+\<q{+ end=+}+ contains=@perlInterpSQ
|
|
|
298 syn region perlQQ matchgroup=perlStringStartEnd start=+\<q/+ end=+/+ contains=@perlInterpSQ
|
|
|
299 syn region perlQQ matchgroup=perlStringStartEnd start=+\<q[qx]#+ end=+#+ contains=@perlInterpDQ
|
|
|
300 syn region perlQQ matchgroup=perlStringStartEnd start=+\<q[qx]|+ end=+|+ contains=@perlInterpDQ
|
|
|
301 syn region perlQQ matchgroup=perlStringStartEnd start=+\<q[qx](+ end=+)+ contains=@perlInterpDQ,perlBrackets
|
|
|
302 syn region perlQQ matchgroup=perlStringStartEnd start=+\<q[qx]{+ end=+}+ contains=@perlInterpDQ
|
|
|
303 syn region perlQQ matchgroup=perlStringStartEnd start=+\<q[qx]/+ end=+/+ contains=@perlInterpDQ
|
|
|
304 syn region perlQQ matchgroup=perlStringStartEnd start=+\<qw#+ end=+#+ contains=@perlInterpSQ
|
|
|
305 syn region perlQQ matchgroup=perlStringStartEnd start=+\<qw|+ end=+|+ contains=@perlInterpSQ
|
|
|
306 syn region perlQQ matchgroup=perlStringStartEnd start=+\<qw(+ end=+)+ contains=@perlInterpSQ,perlBrackets
|
|
|
307 syn region perlQQ matchgroup=perlStringStartEnd start=+\<qw{+ end=+}+ contains=@perlInterpSQ
|
|
|
308 syn region perlQQ matchgroup=perlStringStartEnd start=+\<qw/+ end=+/+ contains=@perlInterpSQ
|
|
|
309 syn region perlQQ matchgroup=perlStringStartEnd start=+\<qr#+ end=+#[imosx]*+ contains=@perlInterpMatch
|
|
|
310 syn region perlQQ matchgroup=perlStringStartEnd start=+\<qr|+ end=+|[imosx]*+ contains=@perlInterpMatch
|
|
|
311 syn region perlQQ matchgroup=perlStringStartEnd start=+\<qr(+ end=+)[imosx]*+ contains=@perlInterpMatch
|
|
|
312 syn region perlQQ matchgroup=perlStringStartEnd start=+\<qr{+ end=+}[imosx]*+ contains=@perlInterpMatch
|
|
|
313 syn region perlQQ matchgroup=perlStringStartEnd start=+\<qr/+ end=+/[imosx]*+ contains=@perlInterpSlash
|
|
|
314
|
|
|
315 " Constructs such as print <<EOF [...] EOF, 'here' documents
|
|
|
316 "
|
|
|
317 if version >= 600
|
|
|
318 " XXX Any statements after the identifier are in perlString colour (i.e.
|
|
|
319 " 'if $a' in 'print <<EOF if $a').
|
|
|
320 if exists("perl_fold")
|
|
|
321 syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\z(\I\i*\)+ end=+^\z1$+ contains=@perlInterpDQ fold
|
|
|
322 syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*"\z(.\{-}\)"+ end=+^\z1$+ contains=@perlInterpDQ fold
|
|
|
323 syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*'\z(.\{-}\)'+ end=+^\z1$+ contains=@perlInterpSQ fold
|
|
|
324 syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*""+ end=+^$+ contains=@perlInterpDQ,perlNotEmptyLine fold
|
|
|
325 syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*''+ end=+^$+ contains=@perlInterpSQ,perlNotEmptyLine fold
|
|
|
326 syn region perlAutoload matchgroup=perlStringStartEnd start=+<<['"]\z(END_\(SUB\|OF_FUNC\|OF_AUTOLOAD\)\)['"]+ end=+^\z1$+ contains=ALL fold
|
|
|
327 else
|
|
|
328 syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\z(\I\i*\)+ end=+^\z1$+ contains=@perlInterpDQ
|
|
|
329 syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*"\z(.\{-}\)"+ end=+^\z1$+ contains=@perlInterpDQ
|
|
|
330 syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*'\z(.\{-}\)'+ end=+^\z1$+ contains=@perlInterpSQ
|
|
|
331 syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*""+ end=+^$+ contains=@perlInterpDQ,perlNotEmptyLine
|
|
|
332 syn region perlHereDoc matchgroup=perlStringStartEnd start=+<<\s*''+ end=+^$+ contains=@perlInterpSQ,perlNotEmptyLine
|
|
|
333 syn region perlAutoload matchgroup=perlStringStartEnd start=+<<\(['"]\|\)\z(END_\(SUB\|OF_FUNC\|OF_AUTOLOAD\)\)\1+ end=+^\z1$+ contains=ALL
|
|
|
334 endif
|
|
|
335 else
|
|
|
336 syn match perlUntilEOFStart "<<EOF.*"lc=5 nextgroup=perlUntilEOFDQ skipnl transparent
|
|
|
337 syn match perlUntilEOFStart "<<\s*\"EOF\".*" nextgroup=perlUntilEOFDQ skipnl transparent
|
|
|
338 syn match perlUntilEOFStart "<<\s*'EOF'.*" nextgroup=perlUntilEOFSQ skipnl transparent
|
|
|
339 syn match perlUntilEOFStart "<<\s*\"\".*" nextgroup=perlUntilEmptyDQ skipnl transparent
|
|
|
340 syn match perlUntilEOFStart "<<\s*''.*" nextgroup=perlUntilEmptySQ skipnl transparent
|
|
|
341 syn region perlUntilEOFDQ matchgroup=perlStringStartEnd start=++ end="^EOF$" contains=@perlInterpDQ contained
|
|
|
342 syn region perlUntilEOFSQ matchgroup=perlStringStartEnd start=++ end="^EOF$" contains=@perlInterpSQ contained
|
|
|
343 syn region perlUntilEmptySQ matchgroup=perlStringStartEnd start=++ end="^$" contains=@perlInterpDQ,perlNotEmptyLine contained
|
|
|
344 syn region perlUntilEmptyDQ matchgroup=perlStringStartEnd start=++ end="^$" contains=@perlInterpSQ,perlNotEmptyLine contained
|
|
|
345 syn match perlHereIdentifier "<<EOF"
|
|
|
346 syn region perlAutoload matchgroup=perlStringStartEnd start=+<<\(['"]\|\)\(END_\(SUB\|OF_FUNC\|OF_AUTOLOAD\)\)\1+ end=+^\(END_\(SUB\|OF_FUNC\|OF_AUTOLOAD\)\)$+ contains=ALL
|
|
|
347 endif
|
|
|
348
|
|
|
349
|
|
|
350 " Class declarations
|
|
|
351 "
|
|
|
352 syn match perlPackageDecl "^\s*\<package\s\+\S\+" contains=perlStatementPackage
|
|
|
353 syn keyword perlStatementPackage package contained
|
|
|
354
|
|
|
355 " Functions
|
|
|
356 " sub [name] [(prototype)] {
|
|
|
357 "
|
|
|
358 syn region perlFunction start="\s*\<sub\>" end="[;{]"he=e-1 contains=perlStatementSub,perlFunctionPrototype,perlFunctionPRef,perlFunctionName,perlComment
|
|
|
359 syn keyword perlStatementSub sub contained
|
|
|
360
|
|
|
361 syn match perlFunctionPrototype "([^)]*)" contained
|
|
|
362 if exists("perl_want_scope_in_variables")
|
|
|
363 syn match perlFunctionPRef "\h\w*::" contained
|
|
|
364 syn match perlFunctionName "\h\w*[^:]" contained
|
|
|
365 else
|
|
|
366 syn match perlFunctionName "\h[[:alnum:]_:]*" contained
|
|
|
367 endif
|
|
|
368
|
|
|
369
|
|
|
370 " All other # are comments, except ^#!
|
|
|
371 syn match perlComment "#.*" contains=perlTodo
|
|
|
372 syn match perlSharpBang "^#!.*"
|
|
|
373
|
|
|
374 " Formats
|
|
|
375 syn region perlFormat matchgroup=perlStatementIOFunc start="^\s*\<format\s\+\k\+\s*=\s*$"rs=s+6 end="^\s*\.\s*$" contains=perlFormatName,perlFormatField,perlVarPlain
|
|
|
376 syn match perlFormatName "format\s\+\k\+\s*="lc=7,me=e-1 contained
|
|
|
377 syn match perlFormatField "[@^][|<>~]\+\(\.\.\.\)\=" contained
|
|
|
378 syn match perlFormatField "[@^]#[#.]*" contained
|
|
|
379 syn match perlFormatField "@\*" contained
|
|
|
380 syn match perlFormatField "@[^A-Za-z_|<>~#*]"me=e-1 contained
|
|
|
381 syn match perlFormatField "@$" contained
|
|
|
382
|
|
|
383 " __END__ and __DATA__ clauses
|
|
|
384 if exists("perl_fold")
|
|
|
385 syntax region perlDATA start="^__\(DATA\|END\)__$" skip="." end="." contains=perlPOD,@perlDATA fold
|
|
|
386 else
|
|
|
387 syntax region perlDATA start="^__\(DATA\|END\)__$" skip="." end="." contains=perlPOD,@perlDATA
|
|
|
388 endif
|
|
|
389
|
|
|
390
|
|
|
391 "
|
|
|
392 " Folding
|
|
|
393
|
|
|
394 if exists("perl_fold")
|
|
|
395 syn region perlPackageFold start="^package \S\+;$" end="^1;$" end="\n\+package"me=s-1 transparent fold keepend
|
|
|
396 syn region perlSubFold start="^\z(\s*\)\<sub\>.*[^};]$" end="^\z1}\s*$" end="^\z1}\s*\#.*$" transparent fold keepend
|
|
|
397 syn region perlBEGINENDFold start="^\z(\s*\)\<\(BEGIN\|END\)\>.*[^};]$" end="^\z1}\s*$" transparent fold keepend
|
|
|
398
|
|
|
399 if exists("perl_fold_blocks")
|
|
|
400 syn region perlIfFold start="^\z(\s*\)\(if\|unless\|for\|while\|until\)\s*(.*)\s*{\s*$" start="^\z(\s*\)foreach\s*\(\(my\|our\)\=\s*\S\+\s*\)\=(.*)\s*{\s*$" end="^\z1}\s*;\=$" transparent fold keepend
|
|
|
401 syn region perlIfFold start="^\z(\s*\)do\s*{\s*$" end="^\z1}\s*while" end="^\z1}\s*;\=$" transparent fold keepend
|
|
|
402 endif
|
|
|
403
|
|
|
404 setlocal foldmethod=syntax
|
|
|
405 syn sync fromstart
|
|
|
406 else
|
|
|
407 " fromstart above seems to set minlines even if perl_fold is not set.
|
|
|
408 syn sync minlines=0
|
|
|
409 endif
|
|
|
410
|
|
|
411
|
|
|
412 if version >= 508 || !exists("did_perl_syn_inits")
|
|
|
413 if version < 508
|
|
|
414 let did_perl_syn_inits = 1
|
|
|
415 command -nargs=+ HiLink hi link <args>
|
|
|
416 else
|
|
|
417 command -nargs=+ HiLink hi def link <args>
|
|
|
418 endif
|
|
|
419
|
|
|
420 " The default highlighting.
|
|
|
421 HiLink perlSharpBang PreProc
|
|
|
422 HiLink perlControl PreProc
|
|
|
423 HiLink perlInclude Include
|
|
|
424 HiLink perlSpecial Special
|
|
|
425 HiLink perlString String
|
|
|
426 HiLink perlCharacter Character
|
|
|
427 HiLink perlNumber Number
|
|
|
428 HiLink perlFloat Float
|
|
|
429 HiLink perlType Type
|
|
|
430 HiLink perlIdentifier Identifier
|
|
|
431 HiLink perlLabel Label
|
|
|
432 HiLink perlStatement Statement
|
|
|
433 HiLink perlConditional Conditional
|
|
|
434 HiLink perlRepeat Repeat
|
|
|
435 HiLink perlOperator Operator
|
|
|
436 HiLink perlFunction Function
|
|
|
437 HiLink perlFunctionPrototype perlFunction
|
|
|
438 HiLink perlComment Comment
|
|
|
439 HiLink perlTodo Todo
|
|
|
440 if exists("perl_string_as_statement")
|
|
|
441 HiLink perlStringStartEnd perlStatement
|
|
|
442 else
|
|
|
443 HiLink perlStringStartEnd perlString
|
|
|
444 endif
|
|
|
445 HiLink perlList perlStatement
|
|
|
446 HiLink perlMisc perlStatement
|
|
|
447 HiLink perlVarPlain perlIdentifier
|
|
|
448 HiLink perlFiledescRead perlIdentifier
|
|
|
449 HiLink perlFiledescStatement perlIdentifier
|
|
|
450 HiLink perlVarSimpleMember perlIdentifier
|
|
|
451 HiLink perlVarSimpleMemberName perlString
|
|
|
452 HiLink perlVarNotInMatches perlIdentifier
|
|
|
453 HiLink perlVarSlash perlIdentifier
|
|
|
454 HiLink perlQQ perlString
|
|
|
455 if version >= 600
|
|
|
456 HiLink perlHereDoc perlString
|
|
|
457 else
|
|
|
458 HiLink perlHereIdentifier perlStringStartEnd
|
|
|
459 HiLink perlUntilEOFDQ perlString
|
|
|
460 HiLink perlUntilEOFSQ perlString
|
|
|
461 HiLink perlUntilEmptyDQ perlString
|
|
|
462 HiLink perlUntilEmptySQ perlString
|
|
|
463 HiLink perlUntilEOF perlString
|
|
|
464 endif
|
|
|
465 HiLink perlStringUnexpanded perlString
|
|
|
466 HiLink perlSubstitutionSQ perlString
|
|
|
467 HiLink perlSubstitutionDQ perlString
|
|
|
468 HiLink perlSubstitutionSlash perlString
|
|
|
469 HiLink perlSubstitutionHash perlString
|
|
|
470 HiLink perlSubstitutionBracket perlString
|
|
|
471 HiLink perlSubstitutionCurly perlString
|
|
|
472 HiLink perlSubstitutionPling perlString
|
|
|
473 HiLink perlTranslationSlash perlString
|
|
|
474 HiLink perlTranslationHash perlString
|
|
|
475 HiLink perlTranslationBracket perlString
|
|
|
476 HiLink perlTranslationCurly perlString
|
|
|
477 HiLink perlMatch perlString
|
|
|
478 HiLink perlMatchStartEnd perlStatement
|
|
|
479 HiLink perlFormatName perlIdentifier
|
|
|
480 HiLink perlFormatField perlString
|
|
|
481 HiLink perlPackageDecl perlType
|
|
|
482 HiLink perlStorageClass perlType
|
|
|
483 HiLink perlPackageRef perlType
|
|
|
484 HiLink perlStatementPackage perlStatement
|
|
|
485 HiLink perlStatementSub perlStatement
|
|
|
486 HiLink perlStatementStorage perlStatement
|
|
|
487 HiLink perlStatementControl perlStatement
|
|
|
488 HiLink perlStatementScalar perlStatement
|
|
|
489 HiLink perlStatementRegexp perlStatement
|
|
|
490 HiLink perlStatementNumeric perlStatement
|
|
|
491 HiLink perlStatementList perlStatement
|
|
|
492 HiLink perlStatementHash perlStatement
|
|
|
493 HiLink perlStatementIOfunc perlStatement
|
|
|
494 HiLink perlStatementFiledesc perlStatement
|
|
|
495 HiLink perlStatementVector perlStatement
|
|
|
496 HiLink perlStatementFiles perlStatement
|
|
|
497 HiLink perlStatementFlow perlStatement
|
|
|
498 HiLink perlStatementScope perlStatement
|
|
|
499 HiLink perlStatementInclude perlStatement
|
|
|
500 HiLink perlStatementProc perlStatement
|
|
|
501 HiLink perlStatementSocket perlStatement
|
|
|
502 HiLink perlStatementIPC perlStatement
|
|
|
503 HiLink perlStatementNetwork perlStatement
|
|
|
504 HiLink perlStatementPword perlStatement
|
|
|
505 HiLink perlStatementTime perlStatement
|
|
|
506 HiLink perlStatementMisc perlStatement
|
|
|
507 HiLink perlStatementNew perlStatement
|
|
|
508 HiLink perlFunctionName perlIdentifier
|
|
|
509 HiLink perlMethod perlIdentifier
|
|
|
510 HiLink perlFunctionPRef perlType
|
|
|
511 HiLink perlPOD perlComment
|
|
|
512 HiLink perlShellCommand perlString
|
|
|
513 HiLink perlSpecialAscii perlSpecial
|
|
|
514 HiLink perlSpecialDollar perlSpecial
|
|
|
515 HiLink perlSpecialString perlSpecial
|
|
|
516 HiLink perlSpecialStringU perlSpecial
|
|
|
517 HiLink perlSpecialMatch perlSpecial
|
|
|
518 HiLink perlSpecialBEOM perlSpecial
|
|
|
519 HiLink perlDATA perlComment
|
|
|
520
|
|
|
521 HiLink perlBrackets Error
|
|
|
522
|
|
|
523 " Possible errors
|
|
|
524 HiLink perlNotEmptyLine Error
|
|
|
525 HiLink perlElseIfError Error
|
|
|
526
|
|
|
527 delcommand HiLink
|
|
|
528 endif
|
|
|
529
|
|
|
530 " Syncing to speed up processing
|
|
|
531 "
|
|
|
532 if !exists("perl_no_sync_on_sub")
|
|
|
533 syn sync match perlSync grouphere NONE "^\s*\<package\s"
|
|
|
534 syn sync match perlSync grouphere perlFunction "^\s*\<sub\s"
|
|
|
535 syn sync match perlSync grouphere NONE "^}"
|
|
|
536 endif
|
|
|
537
|
|
|
538 if !exists("perl_no_sync_on_global_var")
|
|
|
539 syn sync match perlSync grouphere NONE "^$\I[[:alnum:]_:]+\s*=\s*{"
|
|
|
540 syn sync match perlSync grouphere NONE "^[@%]\I[[:alnum:]_:]+\s*=\s*("
|
|
|
541 endif
|
|
|
542
|
|
|
543 if exists("perl_sync_dist")
|
|
|
544 execute "syn sync maxlines=" . perl_sync_dist
|
|
|
545 else
|
|
|
546 syn sync maxlines=100
|
|
|
547 endif
|
|
|
548
|
|
|
549 syn sync match perlSyncPOD grouphere perlPOD "^=pod"
|
|
|
550 syn sync match perlSyncPOD grouphere perlPOD "^=head"
|
|
|
551 syn sync match perlSyncPOD grouphere perlPOD "^=item"
|
|
|
552 syn sync match perlSyncPOD grouphere NONE "^=cut"
|
|
|
553
|
|
|
554 let b:current_syntax = "perl"
|
|
|
555
|
|
|
556 " vim: ts=8
|
