@prismicio/types-internal/src/utils/DocumentId.ts

Prismic types for Custom Types and Prismic Data

import * as t from "io-ts"

import { refineType, withCustomError } from "../validators/function"

export const DocumentId = withCustomError(
	refineType(t.string, "DocumentId", (s) => s.length === 16),
	() => "DocumentId must be a 16 character string",
)