Function ReadFloat64Bytes

msgp/read_bytes.go:333–359

ReadFloat64Bytes tries to read a float64 from 'b' and return the value and the remaining bytes. Possible errors: - [ErrShortBytes] (too few bytes) - [TypeError] (not a float64)

(b []byte)

//   - [ErrShortBytes] (too few bytes)
//   - [TypeError] (not a float64)
func ReadFloat64Bytes(b []byte) (f float64, o []byte, err error) {
	if len(b) < 9 {
		if len(b) >= 5 && b[0] == mfloat32 {
			var tf float32
			tf, o, err = ReadFloat32Bytes(b)
			f = float64(tf)
			return
		}
		err = ErrShortBytes
		return
	}

	if b[0] != mfloat64 {
		if b[0] == mfloat32 {
			var tf float32
			tf, o, err = ReadFloat32Bytes(b)
			f = float64(tf)
			return
		}
		err = badPrefix(Float64Type, b[0])
		return
	}

	f = math.Float64frombits(getMuint64(b))
	o = b[9:]
	return
}

// ReadFloat32Bytes tries to read a float32
// from 'b' and return the value and the remaining bytes.