@Override
          public void visitExpression(@NotNull PsiExpression occurrence) {
            super.visitExpression(occurrence);

            if (occurrence != originalExpr &&
                hashingStrategy.equals(occurrence, originalExpr) &&
                canReplaceWith(occurrence, variable)) {
              replaceableOccurrences.add(occurrence);
            }
          }
@Override
          public void visitExpression(@NotNull PsiExpression occurrence)