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

Prism.languages.cypher = {
        // https://neo4j.com/docs/cypher-manual/current/syntax/comments/
        'comment': /\/\/.*/,
        'string': {
                pattern: /"(?:[^"\\\r\n]|\\.)*"|'(?:[^'\\\r\n]|\\.)*'/,
                greedy: true
        },
        'class-name': {
                pattern: /(:\s*)(?:\w+|`(?:[^`\\\r\n])*`)(?=\s*[{):])/,
                lookbehind: true,
                greedy: true
        },
        'relationship': {
                pattern: /(-\[\s*(?:\w+\s*|`(?:[^`\\\r\n])*`\s*)?:\s*|\|\s*:\s*)(?:\w+|`(?:[^`\\\r\n])*`)/,
                lookbehind: true,
                greedy: true,
                alias: 'property'
        },
        'identifier': {
                pattern: /`(?:[^`\\\r\n])*`/,
                greedy: true
        },

        'variable': /\$\w+/,

        // https://neo4j.com/docs/cypher-manual/current/syntax/reserved/
        'keyword': /\b(?:ADD|ALL|AND|AS|ASC|ASCENDING|ASSERT|BY|CALL|CASE|COMMIT|CONSTRAINT|CONTAINS|CREATE|CSV|DELETE|DESC|DESCENDING|DETACH|DISTINCT|DO|DROP|ELSE|END|ENDS|EXISTS|FOR|FOREACH|IN|INDEX|IS|JOIN|KEY|LIMIT|LOAD|MANDATORY|MATCH|MERGE|NODE|NOT|OF|ON|OPTIONAL|OR|ORDER(?=\s+BY)|PERIODIC|REMOVE|REQUIRE|RETURN|SCALAR|SCAN|SET|SKIP|START|STARTS|THEN|UNION|UNIQUE|UNWIND|USING|WHEN|WHERE|WITH|XOR|YIELD)\b/i,

        'function': /\b\w+\b(?=\s*\()/,

        'boolean': /\b(?:false|null|true)\b/i,
        'number': /\b(?:0x[\da-fA-F]+|\d+(?:\.\d+)?(?:[eE][+-]?\d+)?)\b/,
        // https://neo4j.com/docs/cypher-manual/current/syntax/operators/
        'operator': /:|<--?|--?>?|<>|=~?|[<>]=?|[+*/%^|]|\.\.\.?/,
        'punctuation': /[()[\]{},;.]/
};