/* 
 * 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_internal.h"
#include "unicode_properties.c"

static int
is(uint32_t c, enum unicode_property p)
{
	int n, a, b, i;
	struct unicode_range *r;

	unicode_get(p, &n, &r);
	a = 0;
	b = n-1;
	while(a <= b){
		i = a + (b-a) / 2;
		if(c >= r[i].from && c <= r[i].to)
			return 1;
		else if(c < r[i].from)
			b = i-1;
		else{
			assert(c > r[i].to);
			a = i+1;
		}
	}
	return 0;
}

int
is_id_start(uint32_t c)
{
	return is(c, ID_Start);
}

int
is_id_continue(uint32_t c)
{
	return is(c, ID_Continue);
}

int
is_pattern_syntax(uint32_t c)
{
	return is(c, Pattern_Syntax);
}