chromium/third_party/icu/source/common/bmpset.h

// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
******************************************************************************
*
*   Copyright (C) 2007, International Business Machines
*   Corporation and others.  All Rights Reserved.
*
******************************************************************************
*   file name:  bmpset.h
*   encoding:   UTF-8
*   tab size:   8 (not used)
*   indentation:4
*
*   created on: 2007jan29
*   created by: Markus W. Scherer
*/

#ifndef __BMPSET_H__
#define __BMPSET_H__

#include "unicode/utypes.h"
#include "unicode/uniset.h"

U_NAMESPACE_BEGIN

/*
 * Helper class for frozen UnicodeSets, implements contains() and span()
 * optimized for BMP code points. Structured to be UTF-8-friendly.
 *
 * Latin-1: Look up bytes.
 * 2-byte characters: Bits organized vertically.
 * 3-byte characters: Use zero/one/mixed data per 64-block in U+0000..U+FFFF,
 *                    with mixed for illegal ranges.
 * Supplementary characters: Binary search over
 * the supplementary part of the parent set's inversion list.
 */
class BMPSet : public UMemory { … };

inline UBool BMPSet::containsSlow(UChar32 c, int32_t lo, int32_t hi) const { … }

U_NAMESPACE_END

#endif