Function brand

packages/effect/src/Schema.ts:3197–3214

(
  brand: B,
  annotations?: Annotations.Schema<Schema.Type<S> & Brand<B>>
)

 * @since 3.10.0
 */
export const brand = <S extends Schema.Any, B extends string | symbol>(
  brand: B,
  annotations?: Annotations.Schema<Schema.Type<S> & Brand<B>>
) =>
(self: S): brand<S, B> => {
  const annotation: AST.BrandAnnotation = option_.match(AST.getBrandAnnotation(self.ast), {
    onNone: () => [brand],
    onSome: (brands) => [...brands, brand]
  })
  const ast = AST.annotations(
    self.ast,
    toASTAnnotations({
      [AST.BrandAnnotationId]: annotation,
      ...annotations
    })
  )
  return makeBrandClass(self, ast)
}

/**
 * @category combinators