Function AppendInt64

msgp/write_bytes.go:95–134

AppendInt64 appends an int64 to the slice

(b []byte, i int64)

// AppendInt64 appends an int64 to the slice
func AppendInt64(b []byte, i int64) []byte {
	if i >= 0 {
		switch {
		case i <= math.MaxInt8:
			return append(b, wfixint(uint8(i)))
		case i <= math.MaxInt16:
			o, n := ensure(b, 3)
			putMint16(o[n:], int16(i))
			return o
		case i <= math.MaxInt32:
			o, n := ensure(b, 5)
			putMint32(o[n:], int32(i))
			return o
		default:
			o, n := ensure(b, 9)
			putMint64(o[n:], i)
			return o
		}
	}
	switch {
	case i >= -32:
		return append(b, wnfixint(int8(i)))
	case i >= math.MinInt8:
		o, n := ensure(b, 2)
		putMint8(o[n:], int8(i))
		return o
	case i >= math.MinInt16:
		o, n := ensure(b, 3)
		putMint16(o[n:], int16(i))
		return o
	case i >= math.MinInt32:
		o, n := ensure(b, 5)
		putMint32(o[n:], int32(i))
		return o
	default:
		o, n := ensure(b, 9)
		putMint64(o[n:], i)
		return o
	}
}

// AppendInt appends an int to the slice
func AppendInt(b []byte, i int) []byte { return AppendInt64(b, int64(i)) }