compression

package

v0.0.22 Latest Latest Go to latest Published: Aug 6, 2024 License: GPL-3.0 Imports: 5 Imported by: 0

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var ErrUnsupportedAlgorithm = errors.New("unsupported compression algorithm")

ErrUnsupportedAlgorithm is returned when an unsupported compression algorithm is specified

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var (
	Gzip = &CompressionAlgorithm{
		Name:            "gzip",
		Extension:       ".gz",
		ContentEncoding: "gzip",
	}
)

func AddExtension(filename string, algorithm *CompressionAlgorithm) string

AddExtension adds the compression extension to the filename if it's not already present

func HasCompressionExtension(filename string, algorithm *CompressionAlgorithm) bool

HasCompressionExtension checks if the filename has the compression extension

func RemoveExtension(filename string, algorithm *CompressionAlgorithm) string

RemoveExtension removes the compression extension from the filename if it's present

type CompressionAlgorithm struct {
	Name            string
	Extension       string
	ContentEncoding string
}

CompressionAlgorithm represents the type of compression algorithm

func GetCompressionAlgorithm(filename string) (*CompressionAlgorithm, error)

type Compressor struct{}

Compressor provides methods for compressing and decompressing data

func NewCompressor() *Compressor

NewCompressor creates a new Compressor instance

func (c *Compressor) Compress(data *[]byte, algorithm *CompressionAlgorithm) ([]byte, error)

Compress compresses the input data using the specified algorithm

func (c *Compressor) Decompress(data *[]byte, filename string) ([]byte, error)

Decompress decompresses the input data using the specified algorithm