scope tok_importedClassNames.

// names that don't fit the uppercase-is-class mantra
static Map<S, Bool> #specialNames = litmap(
  "_MethodCache" := true,
  "DynamicObject_loading" := false
);

static LS tok_importedClassNames(LS tok, IVF2<LS, IntRange> importFound default null) {
  new LS names;
  int n = l(tok);
  for (int i = 1; i < n; i += 2)
    if (eq(tok.get(i), "import") /*&& neq(get(tok, i+2), "static")*/) { // static may be OK, e.g. import static x30_pkg.x30_util.VF1;
      int j = findEndOfStatement(tok, i); // index of ;+1
      S s = get(tok, j-3);
      
      // This is to distinguish from imported functions;
      // yes it's rough.
      if (or(specialNames.get(s), isIdentifier(s) && startsWithUpperCase(s)))
        names.add(s);
        
      if (importFound != null) {
        // We assume importFound can change the import statement and also reTok it
        importFound.get(tok, intRange(i, j));
        n = l(tok);
      } else
        i = j-1;
    }
  ret names;
}

end scope

Began life as a copy of #1003837