Function decodeTo

repos/effect/packages/effect/src/Schema.ts:5410–5430

(
  to: To,
  transformation?: {
    readonly decode: SchemaGetter.Getter<To["Encoded"], From["Type"], RD>
    readonly encode: SchemaGetter.Getter<From["Type"], To["Encoded"], RE>
  } | undefined
)

 * with a fallback value or re-fails with a (possibly different) issue. The
 * handler's services are added to the schema's decoding services.
 *
 * @see {@link catchDecoding} for recovery handlers that do not require services
 * @see {@link middlewareDecoding} for intercepting or replacing the full decoding pipeline
 *
 * @category error handling
 * @since 4.0.0
 */
export function catchDecodingWithContext<S extends Constraint, R = never>(
  f: (issue: SchemaIssue.Issue) => Effect.Effect<Option_.Option<S["Type"]>, SchemaIssue.Issue, R>
) {
  return (self: S): middlewareDecoding<S, S["DecodingServices"] | R> =>
    middlewareDecoding<S, S["DecodingServices"] | R>(Effect.catchEager(f))(self)
}

/**
 * Recovers from an encoding error by providing a fallback value.
 *
 * **Details**
 *
 * The handler receives the `Issue` and returns an `Effect` that either
 * succeeds with a fallback value or re-fails with a (possibly different) issue.
 *
 * @see {@link catchEncodingWithContext} to add service requirements to the handler
 * @category error handling