@tanstack/highlight/dist/languages/json.js

Tiny class-based syntax highlighting for documentation.

import { defineLanguage } from '../core.js';
import { patternTokenizer } from '../internal/patterns.js';
export const json = defineLanguage({
    name: 'json',
    aliases: ['jsonc', 'json5'],
    tokenize: patternTokenizer([
        {
            className: (match) => match[0].startsWith('//') || match[0].startsWith('/*')
                ? 'comment'
                : match[1]
                    ? 'property'
                    : 'string',
            regex: /\/\/[^\n]*|\/\*[\s\S]*?\*\/|("(?:\\.|[^"\\])*")(?=\s*:)|"(?:\\.|[^"\\])*"/g,
        },
        { className: 'literal', regex: /\b(?:false|null|true)\b/g },
        { className: 'number', regex: /-?\b\d+(?:\.\d+)?(?:e[+-]?\d+)?\b/gi },
    ]),
});