Method assign

src/main/java/net/starlark/java/syntax/Resolver.java:596–612

(Expression lhs)

  }

  private void assign(Expression lhs) {
    if (lhs instanceof Identifier) {
      // Bindings are created by the first pass (createBindings),
      // so there's nothing to do here.
    } else if (lhs instanceof IndexExpression) {
      visit(lhs);
    } else if (lhs instanceof ListExpression) {
      for (Expression elem : ((ListExpression) lhs).getElements()) {
        assign(elem);
      }
    } else if (lhs instanceof DotExpression) {
      visit(((DotExpression) lhs).getObject());
      // Do not visit the field. It is an identifier but does not correspond to a binding.
    } else {
      errorf(lhs, "cannot assign to '%s'", lhs);
    }
  }

  @Override
  public void visit(Identifier id) {