Method ExtractRecursiveProgram

eval/compiler/flat_expr_builder_extensions.cc:255–260

}

Subexpression::RecursiveProgram Subexpression::ExtractRecursiveProgram() {
  ABSL_DCHECK(IsRecursive());
  auto result = std::move(absl::get<RecursiveProgram>(program_));
  program_.emplace<std::vector<Subexpression::Element>>();
  return result;
}

bool Subexpression::ExtractTo(
    std::vector<std::unique_ptr<const ExpressionStep>>& out) {