40 lines
746 B
Go
40 lines
746 B
Go
package codec
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import (
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"io"
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)
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const (
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Error MessageType = iota
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Request
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Response
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Publication
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)
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type MessageType int
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// Takes in a connection/buffer and returns a new Codec
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type NewCodec func(io.ReadWriteCloser) Codec
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// Codec encodes/decodes various types of
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// messages used within go-micro
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type Codec interface {
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ReadHeader(*Message, MessageType) error
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ReadBody(interface{}) error
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Write(*Message, interface{}) error
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Close() error
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String() string
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}
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// Message represents detailed information about
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// the communication, likely followed by the body.
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// In the case of an error, body may be nil.
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type Message struct {
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Id uint64
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Type MessageType
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Target string
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Method string
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Error string
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Headers map[string]string
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}
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