forked from golang-module/dongle
/
encoder.go
48 lines (41 loc) · 943 Bytes
/
encoder.go
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package dongle
// Encoder defines Encoder struct.
// 定义 Encoder 结构体
type Encoder struct {
dongle
}
// newEncoder returns a new Encoder instance.
// 初始化 encoder 结构体
func newEncoder() Encoder {
return Encoder{}
}
// FromString encodes from string.
// 对字符串进行编码
func (e Encoder) FromString(s string) Encoder {
e.src = string2bytes(s)
return e
}
// FromBytes encodes from byte slice.
// 对字节切片进行编码
func (e Encoder) FromBytes(b []byte) Encoder {
e.src = b
return e
}
// String implements Stringer interface for Encoder struct.
// 实现 Stringer 接口
func (e Encoder) String() string {
return e.ToString()
}
// ToString outputs as string.
// 输出字符串
func (e Encoder) ToString() string {
return bytes2string(e.dst)
}
// ToBytes outputs as byte slice.
// 输出字节切片
func (e Encoder) ToBytes() []byte {
if len(e.dst) == 0 {
return []byte("")
}
return e.dst
}