func NewModeDiff(m *modeKinds) ModeDiff {
	return ModeDiff{
		modeKinds: m,
		pos:       NewChannelModes(m),
		neg:       NewChannelModes(m),
	}
}
NewModeDiff creates an empty ModeDiff.
package data
import (
	"strings"
)
type ModeDiff struct {
	pos ChannelModes
	neg ChannelModes
	*modeKinds
}