Function makeUnion

packages/effect/src/Schema.ts:4864–4884

(
  ast: SchemaAST.Union<Members[number]["ast"]>,
  members: Members
)

}

function makeUnion<Members extends ReadonlyArray<Constraint>>(
  ast: SchemaAST.Union<Members[number]["ast"]>,
  members: Members
): Union<Members> {
  return make(ast, {
    members,
    mapMembers<To extends ReadonlyArray<Constraint>>(
      this: Union<Members>,
      f: (members: Members) => To,
      options?: {
        readonly unsafePreserveChecks?: boolean | undefined
      } | undefined
    ): Union<Simplify<Readonly<To>>> {
      const members = f(this.members)
      return makeUnion(
        SchemaAST.union(members, this.ast.mode, options?.unsafePreserveChecks ? this.ast.checks : undefined),
        members
      )
    }
  })
}

/**
 * Creates a union schema from an array of member schemas. Members are tested in