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/* Aplwc - A Programming Language With Constraints
 *
 * Copyright (C) 2026 Peter Mikkelsen <petermikkelsen10@gmail.com>
 *
 * This file is part of aplwc.
 *
 * Aplwc 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.
 *
 * Aplwc 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 aplwc.  If not, see <https://www.gnu.org/licenses/>.
 */

#include <aplwc.h>
#include "aplwc_internal.h"

static void free_token(struct aplwc_eval_context *, struct aplwc_token *);
static void free_ast(struct aplwc_eval_context *, struct aplwc_ast *);

void
aplwc_free_eval_context(struct aplwc_eval_context *context)
{
	context->aplwc->free(context->text);
	for(size_t i = 0; i < context->n_tokens; i++)
		free_token(context, context->tokens[i]);
	free_ast(context, context->ast);
	context->aplwc->free(context->tokens);
	context->aplwc->free(context);
}

static void
free_token(struct aplwc_eval_context *context, struct aplwc_token *tok)
{
	if(tok == NULL)
		return;
	
	switch(tok->tag){
	case APLWC_TOKEN_SYSCMD:
		break;
	case APLWC_TOKEN_SYSCMD_ARGS:
		break;
	case APLWC_TOKEN_ERROR:
		break;
	}

	context->aplwc->free(tok);
}

static void
free_ast(struct aplwc_eval_context *context, struct aplwc_ast *ast)
{
	if(ast == NULL)
		return;
	
	switch(ast->tag){
	case APLWC_AST_SYSCMD:
		break;
	case APLWC_AST_ERROR:
		break;
	}

	context->aplwc->free(ast);
}