Function appendTransformation

repos/effect/packages/effect/src/SchemaAST.ts:3167–3176

(
  from: AST,
  transformation:
    | SchemaTransformation.Transformation<any, any, any, any>
    | SchemaTransformation.Middleware<any, any, any, any, any, any>,
  to: A
)

/** @internal */
export function struct<Fields extends Schema.Struct.Fields>(
  fields: Fields,
  checks: Checks | undefined,
  annotations?: Schema.Annotations.Annotations
): Objects {
  return new Objects(
    Reflect.ownKeys(fields).map((key) => {
      return new PropertySignature(key, fields[key].ast)
    }),
    [],
    annotations,
    checks
  )