Method mapFields

repos/effect/packages/effect/src/Schema.ts:12413–12413

* Returns a new struct with the fields modified by the provided function. * * **Details** * * Options: * * - `unsafePreserveChecks` - if `true`, keep any `.check(...)` constraints * that were attached to the original struct. Defaults to `false`. * * **Warning**: This i

(
    f: (fields: S["fields"]) => To,
    options?: {
      readonly unsafePreserveChecks?: boolean | undefined
    } | undefined
  )

 * Schema.encodeSync(schemaFromJsonString)({ a: 1 }) // => "{\n  \"a\": 1\n}"
 * ```
 *
 * @category schemas
 * @since 4.0.0
 */