@primer/primitives/dist/build/schemas/dimensionValue.js

Typography, spacing, and color primitives for Primer design system

import { z } from 'zod';
/**
 * W3C DTCG dimension value format
 * @link https://www.designtokens.org/tr/drafts/format/#dimension
 */
export const dimensionValue = z
    .object({
    value: z.number(),
    unit: z.enum(['px', 'rem', 'em']),
})
    .strict();