Function ExampleListOptions

blob/example_test.go:481–515

()

}

func ExampleListOptions() {
	// This example is specific to the gcsblob implementation; it demonstrates
	// access to the underlying cloud.google.com/go/storage.Query type.
	// The types exposed for As by gcsblob are documented in
	// https://godoc.org/gocloud.dev/blob/gcsblob#hdr-As

	ctx := context.Background()

	b, err := blob.OpenBucket(ctx, "gs://my-bucket")
	if err != nil {
		log.Fatal(err)
	}
	defer b.Close()

	beforeList := func(as func(any) bool) error {
		// Access storage.Query via q here.
		var q *storage.Query
		if as(&q) {
			_ = q.Delimiter
		}
		return nil
	}

	iter := b.List(&blob.ListOptions{Prefix: "", Delimiter: "/", BeforeList: beforeList})
	for {
		obj, err := iter.Next(ctx)
		if err == io.EOF {
			break
		}
		if err != nil {
			log.Fatal(err)
		}
		_ = obj
	}
}

func ExamplePrefixedBucket() {
	// PRAGMA: This example is used on gocloud.dev; PRAGMA comments adjust how it is shown and can be ignored.