Method tag

packages/effect/src/Optic.ts:1024–1036

(tag: string)

    return make(compose(this.node, [new CheckNode([SchemaAST.makeFilterByGuard(refinement, annotations)])]))
  }
  tag(tag: string): any {
    const err = Result.fail(new SchemaIssue.InvalidValue({ expected: `${JSON.stringify(tag)} tag` }))
    return make(
      compose(
        this.node,
        primitiveNode(
          "Prism",
          (s) => s._tag === tag ? Result.succeed(s) : err,
          identity
        )
      )
    )
  }
  at(key: PropertyKey, ..._rest: Array<any>): any {
    const err = Result.fail(
      new SchemaIssue.Pointer([key], new SchemaIssue.MissingKey(undefined))