message: Use "/" instead of path.sep
  Fixes
diff: @@ -6,7 +6,7 @@ class Path {
  // In theory, we should use `path.sep` to adapt to the OS.
  // But it seems that VS Code normalizes the paths to use `/`, even on Windows.
  // See https://github.com/nicoespeon/abracadabra/issues/376
  - static separator = path.sep;
  + static separator = "/";
  constructor(protected _value: string) {}
  