godot/thirdparty/icu4c/common/patternprops.cpp

// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
*******************************************************************************
*   Copyright (C) 2011, International Business Machines
*   Corporation and others.  All Rights Reserved.
*******************************************************************************
*   file name:  patternprops.cpp
*   encoding:   UTF-8
*   tab size:   8 (not used)
*   indentation:4
*
*   created on: 2011mar13
*   created by: Markus W. Scherer
*/

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

U_NAMESPACE_BEGIN

/*
 * One byte per Latin-1 character.
 * Bit 0 is set if either Pattern property is true,
 * bit 1 if Pattern_Syntax is true,
 * bit 2 if Pattern_White_Space is true.
 * That is, Pattern_Syntax is encoded as 3 and Pattern_White_Space as 5.
 */
static const uint8_t latin1[256]= …;

/*
 * One byte per 32 characters from U+2000..U+303F indexing into
 * a small table of 32-bit data words.
 * The first two data words are all-zeros and all-ones.
 */
static const uint8_t index2000[130]= …;

/*
 * One 32-bit integer per 32 characters. Ranges of all-false and all-true
 * are mapped to the first two values, other ranges map to appropriate bit patterns.
 */
static const uint32_t syntax2000[]= …;

/*
 * Same as syntax2000, but with additional bits set for the
 * Pattern_White_Space characters 200E 200F 2028 2029.
 */
static const uint32_t syntaxOrWhiteSpace2000[]= …;

UBool
PatternProps::isSyntax(UChar32 c) { … }

UBool
PatternProps::isSyntaxOrWhiteSpace(UChar32 c) { … }

UBool
PatternProps::isWhiteSpace(UChar32 c) { … }

const char16_t *
PatternProps::skipWhiteSpace(const char16_t *s, int32_t length) { … }

int32_t
PatternProps::skipWhiteSpace(const UnicodeString& s, int32_t start) { … }

const char16_t *
PatternProps::trimWhiteSpace(const char16_t *s, int32_t &length) { … }

UBool
PatternProps::isIdentifier(const char16_t *s, int32_t length) { … }

const char16_t *
PatternProps::skipIdentifier(const char16_t *s, int32_t length) { … }

U_NAMESPACE_END