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

Prism.languages.kusto = {
        'comment': {
                pattern: /\/\/.*/,
                greedy: true
        },
        'string': {
                pattern: /```[\s\S]*?```|[hH]?(?:"(?:[^\r\n\\"]|\\.)*"|'(?:[^\r\n\\']|\\.)*'|@(?:"[^\r\n"]*"|'[^\r\n']*'))/,
                greedy: true
        },

        'verb': {
                pattern: /(\|\s*)[a-z][\w-]*/i,
                lookbehind: true,
                alias: 'keyword'
        },

        'command': {
                pattern: /\.[a-z][a-z\d-]*\b/,
                alias: 'keyword'
        },

        'class-name': /\b(?:bool|datetime|decimal|dynamic|guid|int|long|real|string|timespan)\b/,
        'keyword': /\b(?:access|alias|and|anti|as|asc|auto|between|by|(?:contains|(?:ends|starts)with|has(?:perfix|suffix)?)(?:_cs)?|database|declare|desc|external|from|fullouter|has_all|in|ingestion|inline|inner|innerunique|into|(?:left|right)(?:anti(?:semi)?|inner|outer|semi)?|let|like|local|not|of|on|or|pattern|print|query_parameters|range|restrict|schema|set|step|table|tables|to|view|where|with|matches\s+regex|nulls\s+(?:first|last))(?![\w-])/,
        'boolean': /\b(?:false|null|true)\b/,

        'function': /\b[a-z_]\w*(?=\s*\()/,

        'datetime': [
                {
                        // RFC 822 + RFC 850
                        pattern: /\b(?:(?:Fri|Friday|Mon|Monday|Sat|Saturday|Sun|Sunday|Thu|Thursday|Tue|Tuesday|Wed|Wednesday)\s*,\s*)?\d{1,2}(?:\s+|-)(?:Apr|Aug|Dec|Feb|Jan|Jul|Jun|Mar|May|Nov|Oct|Sep)(?:\s+|-)\d{2}\s+\d{2}:\d{2}(?::\d{2})?(?:\s*(?:\b(?:[A-Z]|(?:[ECMT][DS]|GM|U)T)|[+-]\d{4}))?\b/,
                        alias: 'number'
                },
                {
                        // ISO 8601
                        pattern: /[+-]?\b(?:\d{4}-\d{2}-\d{2}(?:[ T]\d{2}:\d{2}(?::\d{2}(?:\.\d+)?)?)?|\d{2}:\d{2}(?::\d{2}(?:\.\d+)?)?)Z?/,
                        alias: 'number'
                }
        ],
        'number': /\b(?:0x[0-9A-Fa-f]+|\d+(?:\.\d+)?(?:[Ee][+-]?\d+)?)(?:(?:min|sec|[mnµ]s|[dhms]|microsecond|tick)\b)?|[+-]?\binf\b/,

        'operator': /=>|[!=]~|[!=<>]=?|[-+*/%|]|\.\./,
        'punctuation': /[()\[\]{},;.:]/
};