Function eitherParse

packages/effect/src/Schema.ts:7402–7412

(
  parseRight: ParseResult.DecodeUnknown<R, RR>,
  decodeUnknownLeft: ParseResult.DecodeUnknown<L, LR>
)

  })

const eitherParse = <RR, R, LR, L>(
  parseRight: ParseResult.DecodeUnknown<R, RR>,
  decodeUnknownLeft: ParseResult.DecodeUnknown<L, LR>
): ParseResult.DeclarationDecodeUnknown<either_.Either<R, L>, LR | RR> =>
(u, options, ast) =>
  either_.isEither(u) ?
    either_.match(u, {
      onLeft: (left) => toComposite(decodeUnknownLeft(left, options), either_.left, ast, u),
      onRight: (right) => toComposite(parseRight(right, options), either_.right, ast, u)
    })
    : ParseResult.fail(new ParseResult.Type(ast, u))

/**
 * @category api interface