55 lines
1.2 KiB
JavaScript
55 lines
1.2 KiB
JavaScript
|
(function (Prism) {
|
||
|
|
|
||
|
|
var coreRules = '(?:ALPHA|BIT|CHAR|CR|CRLF|CTL|DIGIT|DQUOTE|HEXDIG|HTAB|LF|LWSP|OCTET|SP|VCHAR|WSP)';
|
||
|
|
|
||
|
|
Prism.languages.abnf = {
|
||
|
|
'comment': /;.*/,
|
||
|
|
'string': {
|
||
|
|
pattern: /(?:%[is])?"[^"\n\r]*"/,
|
||
|
|
greedy: true,
|
||
|
|
inside: {
|
||
|
|
'punctuation': /^%[is]/
|
||
|
|
}
|
||
|
|
},
|
||
|
|
'range': {
|
||
|
|
pattern: /%(?:b[01]+-[01]+|d\d+-\d+|x[A-F\d]+-[A-F\d]+)/i,
|
||
|
|
alias: 'number'
|
||
|
|
},
|
||
|
|
'terminal': {
|
||
|
|
pattern: /%(?:b[01]+(?:\.[01]+)*|d\d+(?:\.\d+)*|x[A-F\d]+(?:\.[A-F\d]+)*)/i,
|
||
|
|
alias: 'number'
|
||
|
|
},
|
||
|
|
'repetition': {
|
||
|
|
pattern: /(^|[^\w-])(?:\d*\*\d*|\d+)/,
|
||
|
|
lookbehind: true,
|
||
|
|
alias: 'operator'
|
||
|
|
},
|
||
|
|
'definition': {
|
||
|
|
pattern: /(^[ \t]*)(?:[a-z][\w-]*|<[^<>\r\n]*>)(?=\s*=)/m,
|
||
|
|
lookbehind: true,
|
||
|
|
alias: 'keyword',
|
||
|
|
inside: {
|
||
|
|
'punctuation': /<|>/
|
||
|
|
}
|
||
|
|
},
|
||
|
|
'core-rule': {
|
||
|
|
pattern: RegExp('(?:(^|[^<\\w-])' + coreRules + '|<' + coreRules + '>)(?![\\w-])', 'i'),
|
||
|
|
lookbehind: true,
|
||
|
|
alias: ['rule', 'constant'],
|
||
|
|
inside: {
|
||
|
|
'punctuation': /<|>/
|
||
|
|
}
|
||
|
|
},
|
||
|
|
'rule': {
|
||
|
|
pattern: /(^|[^<\w-])[a-z][\w-]*|<[^<>\r\n]*>/i,
|
||
|
|
lookbehind: true,
|
||
|
|
inside: {
|
||
|
|
'punctuation': /<|>/
|
||
|
|
}
|
||
|
|
},
|
||
|
|
'operator': /=\/?|\//,
|
||
|
|
'punctuation': /[()\[\]]/
|
||
|
|
};
|
||
|
|
|
||
|
|
}(Prism));
|