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@naturalcycles/js-lib

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Standard library for universal (browser + Node.js) javascript

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import { z } from 'zod'; const TS_2500 = 16725225600; // 2500-01-01 const TS_2000 = 946684800; // 2000-01-01 function unixTimestamp() { return z .number() .int() .min(0) .max(TS_2500, 'Must be a UnixTimestamp number') .describe('UnixTimestamp'); } function unixTimestamp2000() { return z .number() .int() .min(TS_2000) .max(TS_2500, 'Must be a UnixTimestamp number after 2000-01-01') .describe('UnixTimestamp2000'); } function unixTimestampMillis() { return z .number() .int() .min(0) .max(TS_2500 * 1000, 'Must be a UnixTimestampMillis number') .describe('UnixTimestampMillis'); } function unixTimestampMillis2000() { return z .number() .int() .min(TS_2000 * 1000) .max(TS_2500 * 1000, 'Must be a UnixTimestampMillis number after 2000-01-01') .describe('UnixTimestampMillis2000'); } function semVer() { return z .string() .regex(/^[0-9]+\.[0-9]+\.[0-9]+$/, 'Must be a SemVer string') .describe('SemVer'); } function isoDate() { return z .string() .regex(/^\d{4}-\d{2}-\d{2}$/, { error: 'Must be a YYYY-MM-DD string' }) .describe('IsoDate'); } const BASE62_REGEX = /^[a-zA-Z0-9]+$/; const BASE64_REGEX = /^[A-Za-z0-9+/]+={0,2}$/; const BASE64URL_REGEX = /^[\w\-/]+$/; function base62() { return z.string().regex(BASE62_REGEX, 'Must be a base62 string').describe('Base62String'); } function base64() { return z.string().regex(BASE64_REGEX, 'Must be a base64 string').describe('Base64String'); } function base64Url() { return z.string().regex(BASE64URL_REGEX, 'Must be a base64url string').describe('Base64UrlString'); } const JWT_REGEX = /^[\w-]+\.[\w-]+\.[\w-]+$/; function jwt() { return z.string().regex(JWT_REGEX, 'Must be a JWT string').describe('JWTString'); } /** * "Slug" - a valid URL, filename, etc. */ function slug() { return z .string() .regex(/^[a-z0-9-]{1,255}$/, 'Must be a slug string') .describe('Slug'); } function ianaTimezone() { return z // UTC is added to assist unit-testing, which uses UTC by default (not technically a valid Iana timezone identifier) .enum([...Intl.supportedValuesOf('timeZone'), 'UTC']) .describe('IANATimezone'); } const baseDBEntitySchema = z.object({ id: z.string(), created: unixTimestamp2000(), updated: unixTimestamp2000(), }); function dbEntity(shape) { return baseDBEntitySchema.extend(shape ?? {}); } export const customZodSchemas = { base62, base64, base64Url, dbEntity, ianaTimezone, isoDate, jwt, slug, semver: semVer, unixTimestamp, unixTimestamp2000, unixTimestampMillis, unixTimestampMillis2000, };