[windows] Basic accelerator support

v2/pkg/menu/keys/stringify.go

@@ -0,0 +1,40 @@
+package keys
+
+import (
+	"github.com/leaanthony/slicer"
+	"strings"
+)
+
+var modifierStringMap = map[string]map[Modifier]string{
+	"windows": {
+		CmdOrCtrlKey:   "Ctrl",
+		ControlKey:     "Ctrl",
+		OptionOrAltKey: "Alt",
+		ShiftKey:       "Shift",
+		SuperKey:       "Win",
+	},
+	"darwin": {
+		CmdOrCtrlKey:   "Cmd",
+		ControlKey:     "Ctrl",
+		OptionOrAltKey: "Option",
+		ShiftKey:       "Shift",
+		SuperKey:       "Cmd",
+	},
+	"linux": {
+		CmdOrCtrlKey:   "Ctrl",
+		ControlKey:     "Ctrl",
+		OptionOrAltKey: "Alt",
+		ShiftKey:       "Shift",
+		SuperKey:       "Super",
+	},
+}
+
+func Stringify(accelerator *Accelerator, platform string) string {
+	result := slicer.String()
+	for _, modifier := range accelerator.Modifiers {
+		result.Add(modifierStringMap[platform][modifier])
+	}
+	result.Deduplicate()
+	result.Add(strings.ToUpper(accelerator.Key))
+	return result.Join("+")
+}