/*
 * Copyright (C) 2023 Carlos Maniero
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
#include "ast.h"
#include "string_view.h"
#include "vector.h"

typedef struct scope_t
{
  vector_t *stack;
} scope_t;

typedef struct scope_item_t
{
  ast_identifier_t *identifier;
  ast_node_t *node;
} scope_item_t;

scope_t *
scope_new();

void
scope_destroy(scope_t *scope);

void
scope_enter(scope_t *scope);
void
scope_leave(scope_t *scope);

ast_node_t *
scope_get(scope_t *scope, ast_identifier_t *identifier);
void
scope_push(scope_t *scope, ast_identifier_t *identifier, ast_node_t *node);