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113 lines
2.9 KiB
JavaScript

Prism.languages.perl = {
'comment': [
{
// POD
pattern: /((?:^|\n)\s*)=\w+[\s\S]*?=cut.*/g,
lookbehind: true
},
{
pattern: /(^|[^\\$])#.*?(\r?\n|$)/g,
lookbehind: true
}
],
// TODO Could be nice to handle Heredoc too.
'string': [
// q/.../
/\b(?:q|qq|qx|qw)\s*([^a-zA-Z0-9\s\{\(\[<])(\\?.)*?\s*\1/g,
// q a...a
/\b(?:q|qq|qx|qw)\s+([a-zA-Z0-9])(\\?.)*?\s*\1/g,
// q(...)
/\b(?:q|qq|qx|qw)\s*\(([^()]|\\.)*\s*\)/g,
// q{...}
/\b(?:q|qq|qx|qw)\s*\{([^{}]|\\.)*\s*\}/g,
// q[...]
/\b(?:q|qq|qx|qw)\s*\[([^[\]]|\\.)*\s*\]/g,
// q<...>
/\b(?:q|qq|qx|qw)\s*<([^<>]|\\.)*\s*>/g,
// "...", '...', `...`
/("|'|`)(\\?.)*?\1/g
],
'regex': [
// m/.../
/\b(?:m|qr)\s*([^a-zA-Z0-9\s\{\(\[<])(\\?.)*?\s*\1[msixpodualgc]*/g,
// m a...a
/\b(?:m|qr)\s+([a-zA-Z0-9])(\\?.)*?\s*\1[msixpodualgc]*/g,
// m(...)
/\b(?:m|qr)\s*\(([^()]|\\.)*\s*\)[msixpodualgc]*/g,
// m{...}
/\b(?:m|qr)\s*\{([^{}]|\\.)*\s*\}[msixpodualgc]*/g,
// m[...]
/\b(?:m|qr)\s*\[([^[\]]|\\.)*\s*\][msixpodualgc]*/g,
// m<...>
/\b(?:m|qr)\s*<([^<>]|\\.)*\s*>[msixpodualgc]*/g,
// s/.../.../
/\b(?:s|tr|y)\s*([^a-zA-Z0-9\s\{\(\[<])(\\?.)*?\s*\1\s*((?!\1).|\\.)*\s*\1[msixpodualgcer]*/g,
// s a...a...a
/\b(?:s|tr|y)\s+([a-zA-Z0-9])(\\?.)*?\s*\1\s*((?!\1).|\\.)*\s*\1[msixpodualgcer]*/g,
// s(...)(...)
/\b(?:s|tr|y)\s*\(([^()]|\\.)*\s*\)\s*\(\s*([^()]|\\.)*\s*\)[msixpodualgcer]*/g,
// s{...}{...}
/\b(?:s|tr|y)\s*\{([^{}]|\\.)*\s*\}\s*\{\s*([^{}]|\\.)*\s*\}[msixpodualgcer]*/g,
// s[...][...]
/\b(?:s|tr|y)\s*\[([^[\]]|\\.)*\s*\]\s*\[\s*([^[\]]|\\.)*\s*\][msixpodualgcer]*/g,
// s<...><...>
/\b(?:s|tr|y)\s*<([^<>]|\\.)*\s*>\s*<\s*([^<>]|\\.)*\s*>[msixpodualgcer]*/g,
// /.../
/\/(\[.+?]|\\.|[^\/\r\n])*\/[msixpodualgc]*(?=\s*($|[\r\n,.;})&|\-+*=~<>!?^]|(lt|gt|le|ge|eq|ne|cmp|not|and|or|xor|x)\b))/g
],
// FIXME Not sure about the handling of ::, ', and #
'variable': [
// ${^POSTMATCH}
/[&*\$@%]\{\^[A-Z]+\}/g,
// $^V
/[&*\$@%]\^[A-Z_]/g,
// ${...}
/[&*\$@%]#?(?=\{)/,
// $foo
/[&*\$@%]#?((::)*'?(?!\d)[\w$]+)+(::)*/ig,
// $1
/[&*\$@%]\d+/g,
// $_, @_, %!
/[\$@%][!"#\$%&'()*+,\-.\/:;<=>?@[\\\]^_`{|}~]/g
],
'filehandle': {
// <>, <FOO>, _
pattern: /<(?!=).*>|\b_\b/g,
alias: 'symbol'
},
'vstring': {
// v1.2, 1.2.3
pattern: /v\d+(\.\d+)*|\d+(\.\d+){2,}/g,
alias: 'string'
},
'function': {
pattern: /sub [a-z0-9_]+/ig,
inside: {
keyword: /sub/
}
},
'keyword': /\b(any|break|continue|default|delete|die|do|else|elsif|eval|for|foreach|given|goto|if|last|local|my|next|our|package|print|redo|require|say|state|sub|switch|undef|unless|until|use|when|while)\b/g,
'number': /(\n|\b)-?(0x[\dA-Fa-f](_?[\dA-Fa-f])*|0b[01](_?[01])*|(\d(_?\d)*)?\.?\d(_?\d)*([Ee]-?\d+)?)\b/g,
'operator': /-[rwxoRWXOezsfdlpSbctugkTBMAC]\b|[-+*=~\/|&]{1,2}|<=?|>=?|\.{1,3}|[!?\\^]|\b(lt|gt|le|ge|eq|ne|cmp|not|and|or|xor|x)\b/g,
'punctuation': /[{}[\];(),:]/g
};