/*
 * Copyright (c) 2026, Mirocom Laboratories
 * Provided under the BSD-3 clause
 *
 * Abstract:
 *      This file implements the parser.
 * Author:
 *      Ian M. Moffett <ian@mirocom.org>
 */

#include <stdio.h>
#include "frontend/parser.h"
#include "frontend/lexer.h"
#include "frontend/token.h"

/* Symbolic token */
#define symtok(tokstr) \
    "[" tokstr "]"

/* Quoted string */
#define qtok(tokstr)    \
    "'" tokstr "'"

/* Convert token to string */
#define tokstr1(tt) \
    toktab[(tt)]

/* Convert token to string */
#define tokstr(tok) \
    tokstr1((tok)->type)

/*
 * Table used to convert token constants into human
 * readable strings for debugging
 */
static const char *toktab[] = {
    [TT_NONE]       = symtok("none"),
    [TT_NAME]       = symtok("name"),
    [TT_NEWLINE]    = symtok("newline"),
    [TT_SHELLBLOCK] = symtok("shellblock"),
    [TT_COMMENT]    = symtok("comment"),
    [TT_CC]         = qtok(".cc"),
    [TT_LD]         = qtok(".ld"),
    [TT_COLON]      = qtok(":")
};

int
parser_parse(struct quip_state *state)
{
    struct token token;

    if (state == NULL) {
        return -1;
    }

    while (lexer_scan(state, &token) == 0) {
        printf("got token %s\n", tokstr(&token));
    }

    return 0;
}