File size: 1,127 Bytes
bc20498 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 |
/*
Language: Brainfuck
Author: Evgeny Stepanischev <[email protected]>
Website: https://esolangs.org/wiki/Brainfuck
*/
/** @type LanguageFn */
function brainfuck(hljs) {
const LITERAL = {
className: 'literal',
begin: /[+-]+/,
relevance: 0
};
return {
name: 'Brainfuck',
aliases: [ 'bf' ],
contains: [
hljs.COMMENT(
/[^\[\]\.,\+\-<> \r\n]/,
/[\[\]\.,\+\-<> \r\n]/,
{
contains: [
{
match: /[ ]+[^\[\]\.,\+\-<> \r\n]/,
relevance: 0
}
],
returnEnd: true,
relevance: 0
}
),
{
className: 'title',
begin: '[\\[\\]]',
relevance: 0
},
{
className: 'string',
begin: '[\\.,]',
relevance: 0
},
{
// this mode works as the only relevance counter
// it looks ahead to find the start of a run of literals
// so only the runs are counted as relevant
begin: /(?=\+\+|--)/,
contains: [ LITERAL ]
},
LITERAL
]
};
}
module.exports = brainfuck;
|