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// Copyright (C) 2015 The Protocol Authors.
package protocol
import "fmt"
const (
compressionThreshold = 128 // don't bother compressing messages smaller than this many bytes
)
var compressionMarshal = map[Compression]string{
CompressionNever: "never",
CompressionMetadata: "metadata",
CompressionAlways: "always",
}
var compressionUnmarshal = map[string]Compression{
// Legacy
"false": CompressionNever,
"true": CompressionMetadata,
// Current
"never": CompressionNever,
"metadata": CompressionMetadata,
"always": CompressionAlways,
}
func (c Compression) GoString() string {
return fmt.Sprintf("%q", c.String())
}
func (c Compression) MarshalText() ([]byte, error) {
return []byte(compressionMarshal[c]), nil
}
func (c *Compression) UnmarshalText(bs []byte) error {
*c = compressionUnmarshal[string(bs)]
return nil
}
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