1 files changed, 112 insertions, 0 deletions
diff --git a/src/debug/parser.c b/src/debug/parser.c
new file mode 100644
index 0000000..4eda29a
--- /dev/null
+++ b/src/debug/parser.c
@@ -0,0 +1,112 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   parser.c                                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <me@cacharle.xyz>                 +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/10/10 07:53:11 by cacharle          #+#    #+#             */
+/*   Updated: 2020/10/10 08:06:35 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "lexer.h"
+#include "minishell.h"
+#include "parser.h"
+
+#ifdef MINISHELL_TEST
+
+static void	st_tok_lst_put(t_tok_lst *tokens)
+{
+	while (tokens != NULL)
+	{
+		ft_putchar('|');
+		ft_putstr(tokens->content);
+		ft_putstr("| ");
+		tokens = tokens->next;
+	}
+}
+
+static void	st_print_level(int level)
+{
+	while (level-- > 0)
+		ft_putstr("  ");
+}
+
+void		st_ast_print_parent_pipeline(int level, t_ast *ast)
+{
+	t_ftlst	*curr;
+
+	if (ast->tag == AST_PARENT)
+	{
+		st_print_level(level);
+		ft_putstr("parent: redir [ ");
+		st_tok_lst_put(ast->redirs);
+		ft_putstr(" ]\n");
+		ast_print(level + 1, ast->parent_ast);
+	}
+	else if (ast->tag == AST_PIPELINE)
+	{
+		st_print_level(level);
+		ft_putstr("pipeline: {\n");
+		curr = ast->pipeline;
+		while (curr != NULL)
+		{
+			ast_print(level + 1, (t_ast *)curr->data);
+			ft_putstr("\n");
+			curr = curr->next;
+		}
+		st_print_level(level);
+		ft_putstr(" }\n");
+	}
+}
+
+void		ast_print(int level, t_ast *ast)
+{
+	if (ast->tag == AST_PARENT || ast->tag == AST_PIPELINE)
+		st_ast_print_parent_pipeline(level, ast);
+	else if (ast->tag == AST_CMD)
+	{
+		st_print_level(level);
+		ft_putstr("cmd: [ ");
+		st_tok_lst_put(ast->cmd_argv);
+		ft_putstr(" ] redirs: [");
+		st_tok_lst_put(ast->redirs);
+		ft_putstr(" ]");
+	}
+	else if (ast->tag == AST_OP)
+	{
+		ft_putstr("{\n");
+		st_print_level(level);
+		ft_putstr(" left:\n");
+		ast_print(level + 1, ast->op.left);
+		ft_putstr("\n");
+		st_print_level(level);
+		ft_putstr(" right:\n");
+		ast_print(level + 1, ast->op.right);
+		ft_putstr("\n");
+		st_print_level(level);
+		ft_putstr("}\n");
+	}
+}
+
+int			debug_parser(char *input)
+{
+	int			status;
+	t_tok_lst	*out;
+	t_parsed	*ret;
+
+	status = lexer(input, &out);
+	if (status != 0)
+	{
+		ft_putendl("Lexer error\n");
+		return (status);
+	}
+	ret = parse(out);
+	if (ret == NULL || ret->syntax_error)
+		return (1);
+	ast_print(0, ret->ast);
+	return (status);
+}
+
+#endif