48 lines
687 B
Go
48 lines
687 B
Go
package system
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import (
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"fmt"
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"strings"
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)
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// Enablement represents optional system resources.
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type Enablement byte
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const (
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EWayland Enablement = 1 << iota
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EX11
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EDBus
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EPulse
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EM
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)
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func (e Enablement) String() string {
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switch e {
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case 0:
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return "(no enablements)"
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case EWayland:
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return "wayland"
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case EX11:
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return "x11"
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case EDBus:
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return "dbus"
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case EPulse:
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return "pulseaudio"
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default:
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buf := new(strings.Builder)
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buf.Grow(32)
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for i := Enablement(1); i < EM; i <<= 1 {
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if e&i != 0 {
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buf.WriteString(", " + i.String())
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}
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}
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if buf.Len() == 0 {
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return fmt.Sprintf("e%x", byte(e))
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}
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return strings.TrimPrefix(buf.String(), ", ")
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}
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}
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