source: node_modules/prismjs/components/prism-bro.js

Prism.languages.bro = {

        'comment': {
                pattern: /(^|[^\\$])#.*/,
                lookbehind: true,
                inside: {
                        'italic': /\b(?:FIXME|TODO|XXX)\b/
                }
        },

        'string': {
                pattern: /(["'])(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/,
                greedy: true
        },

        'boolean': /\b[TF]\b/,

        'function': {
                pattern: /(\b(?:event|function|hook)[ \t]+)\w+(?:::\w+)?/,
                lookbehind: true
        },

        'builtin': /(?:@(?:load(?:-(?:plugin|sigs))?|unload|prefixes|ifn?def|else|(?:end)?if|DIR|FILENAME))|(?:&?(?:add_func|create_expire|default|delete_func|encrypt|error_handler|expire_func|group|log|mergeable|optional|persistent|priority|raw_output|read_expire|redef|rotate_interval|rotate_size|synchronized|type_column|write_expire))/,

        'constant': {
                pattern: /(\bconst[ \t]+)\w+/i,
                lookbehind: true
        },

        'keyword': /\b(?:add|addr|alarm|any|bool|break|const|continue|count|delete|double|else|enum|event|export|file|for|function|global|hook|if|in|int|interval|local|module|next|of|opaque|pattern|port|print|record|return|schedule|set|string|subnet|table|time|timeout|using|vector|when)\b/,

        'operator': /--?|\+\+?|!=?=?|<=?|>=?|==?=?|&&|\|\|?|\?|\*|\/|~|\^|%/,

        'number': /\b0x[\da-f]+\b|(?:\b\d+(?:\.\d*)?|\B\.\d+)(?:e[+-]?\d+)?/i,

        'punctuation': /[{}[\];(),.:]/
};