serene/src/serene/reader/semantics.cpp

/* -*- C++ -*-
 * Serene programming language.
 *
 *  Copyright (c) 2019-2021 Sameer Rahmani <lxsameer@gnu.org>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#include "serene/reader/semantics.h"
#include "serene/exprs/expression.h"

namespace serene::reader {
exprs::maybe_ast Semantics::analyze(exprs::ast &inputAst) {
  // TODO: Fetch the current namespace from the JIT engine later and if it is
  // `nil` then the given `ast` has to start with a namespace definition.

  exprs::node tmp;
  exprs::ast ast;

  for (auto &element : inputAst) {
    auto maybeNode = element->analyze(context);

    if (!maybeNode) {
      // TODO: Check the error type to see whether we can continue or not.
      // If not, raise otherwise push it to the exception queue and move on.
      return Result<exprs::ast>::Error(std::move(maybeNode.getError()));
    }
    tmp = std::move(maybeNode).getValue();
    llvm::outs() << "HERE\n" << tmp->toString() << "  n\n";
    ast.push_back(std::move(tmp));
  }

  return Result<exprs::ast>::Success(std::move(ast));
};

}; // namespace serene::reader