keys.ts RawHistoryFolder

1/**
2 * Format a keybinding string for display.
3 * Converts internal key names to user-friendly display format.
4 *
5 * Examples:
6 *   "ctrl+shift+a" -> "Ctrl + Shift + A"
7 *   "arrowleft" -> "Left"
8 *   "alt+[" -> "Alt + ["
9 */
10export function formatKey(key: string): string {
11  // Split by '+' separator first, then format each part
12  // This avoids replacing '+' characters that are actual key names
13  const parts = key.split("+");
14
15  const formattedParts = parts.map((part) => {
16    const lower = part.toLowerCase();
17    switch (lower) {
18      case "arrowleft":
19        return "Left";
20      case "arrowright":
21        return "Right";
22      case "arrowup":
23        return "Up";
24      case "arrowdown":
25        return "Down";
26      case "ctrl":
27        return "Ctrl";
28      case "alt":
29        return "Alt";
30      case "shift":
31        return "Shift";
32      case "space":
33        return "Space";
34      case "enter":
35        return "Enter";
36      case "tab":
37        return "Tab";
38      case "backspace":
39        return "Backspace";
40      case "escape":
41        return "Esc";
42      default:
43        // Capitalize single letters, leave symbols as-is
44        return part.length === 1 && /[a-z]/i.test(part)
45          ? part.toUpperCase()
46          : part;
47    }
48  });
49
50  return formattedParts.join(" + ");
51}