diff options
Diffstat (limited to 'deps/node/deps/icu-small/source/common/uprops.cpp')
-rw-r--r-- | deps/node/deps/icu-small/source/common/uprops.cpp | 665 |
1 files changed, 0 insertions, 665 deletions
diff --git a/deps/node/deps/icu-small/source/common/uprops.cpp b/deps/node/deps/icu-small/source/common/uprops.cpp deleted file mode 100644 index 2421c15d..00000000 --- a/deps/node/deps/icu-small/source/common/uprops.cpp +++ /dev/null @@ -1,665 +0,0 @@ -// © 2016 and later: Unicode, Inc. and others. -// License & terms of use: http://www.unicode.org/copyright.html -/* -******************************************************************************* -* -* Copyright (C) 2002-2016, International Business Machines -* Corporation and others. All Rights Reserved. -* -******************************************************************************* -* file name: uprops.cpp -* encoding: UTF-8 -* tab size: 8 (not used) -* indentation:4 -* -* created on: 2002feb24 -* created by: Markus W. Scherer -* -* Implementations for mostly non-core Unicode character properties -* stored in uprops.icu. -* -* With the APIs implemented here, almost all properties files and -* their associated implementation files are used from this file, -* including those for normalization and case mappings. -*/ - -#include "unicode/utypes.h" -#include "unicode/uchar.h" -#include "unicode/ucptrie.h" -#include "unicode/unorm2.h" -#include "unicode/uscript.h" -#include "unicode/ustring.h" -#include "cstring.h" -#include "normalizer2impl.h" -#include "umutex.h" -#include "ubidi_props.h" -#include "uprops.h" -#include "ucase.h" -#include "ustr_imp.h" - -// ulayout_props_data.h is machine-generated by genprops -#define INCLUDED_FROM_UPROPS_CPP -#include "ulayout_props_data.h" - -U_NAMESPACE_USE - -/* general properties API functions ----------------------------------------- */ - -struct BinaryProperty; - -typedef UBool BinaryPropertyContains(const BinaryProperty &prop, UChar32 c, UProperty which); - -struct BinaryProperty { - int32_t column; // SRC_PROPSVEC column, or "source" if mask==0 - uint32_t mask; - BinaryPropertyContains *contains; -}; - -static UBool defaultContains(const BinaryProperty &prop, UChar32 c, UProperty /*which*/) { - /* systematic, directly stored properties */ - return (u_getUnicodeProperties(c, prop.column)&prop.mask)!=0; -} - -static UBool caseBinaryPropertyContains(const BinaryProperty &/*prop*/, UChar32 c, UProperty which) { - return static_cast<UBool>(ucase_hasBinaryProperty(c, which)); -} - -static UBool isBidiControl(const BinaryProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return ubidi_isBidiControl(c); -} - -static UBool isMirrored(const BinaryProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return ubidi_isMirrored(c); -} - -static UBool isJoinControl(const BinaryProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return ubidi_isJoinControl(c); -} - -#if UCONFIG_NO_NORMALIZATION -static UBool hasFullCompositionExclusion(const BinaryProperty &, UChar32, UProperty) { - return FALSE; -} -#else -static UBool hasFullCompositionExclusion(const BinaryProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - // By definition, Full_Composition_Exclusion is the same as NFC_QC=No. - UErrorCode errorCode=U_ZERO_ERROR; - const Normalizer2Impl *impl=Normalizer2Factory::getNFCImpl(errorCode); - return U_SUCCESS(errorCode) && impl->isCompNo(impl->getNorm16(c)); -} -#endif - -// UCHAR_NF*_INERT properties -#if UCONFIG_NO_NORMALIZATION -static UBool isNormInert(const BinaryProperty &, UChar32, UProperty) { - return FALSE; -} -#else -static UBool isNormInert(const BinaryProperty &/*prop*/, UChar32 c, UProperty which) { - UErrorCode errorCode=U_ZERO_ERROR; - const Normalizer2 *norm2=Normalizer2Factory::getInstance( - (UNormalizationMode)(which-UCHAR_NFD_INERT+UNORM_NFD), errorCode); - return U_SUCCESS(errorCode) && norm2->isInert(c); -} -#endif - -#if UCONFIG_NO_NORMALIZATION -static UBool changesWhenCasefolded(const BinaryProperty &, UChar32, UProperty) { - return FALSE; -} -#else -static UBool changesWhenCasefolded(const BinaryProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - UnicodeString nfd; - UErrorCode errorCode=U_ZERO_ERROR; - const Normalizer2 *nfcNorm2=Normalizer2::getNFCInstance(errorCode); - if(U_FAILURE(errorCode)) { - return FALSE; - } - if(nfcNorm2->getDecomposition(c, nfd)) { - /* c has a decomposition */ - if(nfd.length()==1) { - c=nfd[0]; /* single BMP code point */ - } else if(nfd.length()<=U16_MAX_LENGTH && - nfd.length()==U16_LENGTH(c=nfd.char32At(0)) - ) { - /* single supplementary code point */ - } else { - c=U_SENTINEL; - } - } else if(c<0) { - return FALSE; /* protect against bad input */ - } - if(c>=0) { - /* single code point */ - const UChar *resultString; - return (UBool)(ucase_toFullFolding(c, &resultString, U_FOLD_CASE_DEFAULT)>=0); - } else { - /* guess some large but stack-friendly capacity */ - UChar dest[2*UCASE_MAX_STRING_LENGTH]; - int32_t destLength; - destLength=u_strFoldCase(dest, UPRV_LENGTHOF(dest), - nfd.getBuffer(), nfd.length(), - U_FOLD_CASE_DEFAULT, &errorCode); - return (UBool)(U_SUCCESS(errorCode) && - 0!=u_strCompare(nfd.getBuffer(), nfd.length(), - dest, destLength, FALSE)); - } -} -#endif - -#if UCONFIG_NO_NORMALIZATION -static UBool changesWhenNFKC_Casefolded(const BinaryProperty &, UChar32, UProperty) { - return FALSE; -} -#else -static UBool changesWhenNFKC_Casefolded(const BinaryProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - UErrorCode errorCode=U_ZERO_ERROR; - const Normalizer2Impl *kcf=Normalizer2Factory::getNFKC_CFImpl(errorCode); - if(U_FAILURE(errorCode)) { - return FALSE; - } - UnicodeString src(c); - UnicodeString dest; - { - // The ReorderingBuffer must be in a block because its destructor - // needs to release dest's buffer before we look at its contents. - ReorderingBuffer buffer(*kcf, dest); - // Small destCapacity for NFKC_CF(c). - if(buffer.init(5, errorCode)) { - const UChar *srcArray=src.getBuffer(); - kcf->compose(srcArray, srcArray+src.length(), FALSE, - TRUE, buffer, errorCode); - } - } - return U_SUCCESS(errorCode) && dest!=src; -} -#endif - -#if UCONFIG_NO_NORMALIZATION -static UBool isCanonSegmentStarter(const BinaryProperty &, UChar32, UProperty) { - return FALSE; -} -#else -static UBool isCanonSegmentStarter(const BinaryProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - UErrorCode errorCode=U_ZERO_ERROR; - const Normalizer2Impl *impl=Normalizer2Factory::getNFCImpl(errorCode); - return - U_SUCCESS(errorCode) && impl->ensureCanonIterData(errorCode) && - impl->isCanonSegmentStarter(c); -} -#endif - -static UBool isPOSIX_alnum(const BinaryProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return u_isalnumPOSIX(c); -} - -static UBool isPOSIX_blank(const BinaryProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return u_isblank(c); -} - -static UBool isPOSIX_graph(const BinaryProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return u_isgraphPOSIX(c); -} - -static UBool isPOSIX_print(const BinaryProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return u_isprintPOSIX(c); -} - -static UBool isPOSIX_xdigit(const BinaryProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return u_isxdigit(c); -} - -static UBool isRegionalIndicator(const BinaryProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - // Property starts are a subset of lb=RI etc. - return 0x1F1E6<=c && c<=0x1F1FF; -} - -static const BinaryProperty binProps[UCHAR_BINARY_LIMIT]={ - /* - * column and mask values for binary properties from u_getUnicodeProperties(). - * Must be in order of corresponding UProperty, - * and there must be exactly one entry per binary UProperty. - * - * Properties with mask==0 are handled in code. - * For them, column is the UPropertySource value. - */ - { 1, U_MASK(UPROPS_ALPHABETIC), defaultContains }, - { 1, U_MASK(UPROPS_ASCII_HEX_DIGIT), defaultContains }, - { UPROPS_SRC_BIDI, 0, isBidiControl }, - { UPROPS_SRC_BIDI, 0, isMirrored }, - { 1, U_MASK(UPROPS_DASH), defaultContains }, - { 1, U_MASK(UPROPS_DEFAULT_IGNORABLE_CODE_POINT), defaultContains }, - { 1, U_MASK(UPROPS_DEPRECATED), defaultContains }, - { 1, U_MASK(UPROPS_DIACRITIC), defaultContains }, - { 1, U_MASK(UPROPS_EXTENDER), defaultContains }, - { UPROPS_SRC_NFC, 0, hasFullCompositionExclusion }, - { 1, U_MASK(UPROPS_GRAPHEME_BASE), defaultContains }, - { 1, U_MASK(UPROPS_GRAPHEME_EXTEND), defaultContains }, - { 1, U_MASK(UPROPS_GRAPHEME_LINK), defaultContains }, - { 1, U_MASK(UPROPS_HEX_DIGIT), defaultContains }, - { 1, U_MASK(UPROPS_HYPHEN), defaultContains }, - { 1, U_MASK(UPROPS_ID_CONTINUE), defaultContains }, - { 1, U_MASK(UPROPS_ID_START), defaultContains }, - { 1, U_MASK(UPROPS_IDEOGRAPHIC), defaultContains }, - { 1, U_MASK(UPROPS_IDS_BINARY_OPERATOR), defaultContains }, - { 1, U_MASK(UPROPS_IDS_TRINARY_OPERATOR), defaultContains }, - { UPROPS_SRC_BIDI, 0, isJoinControl }, - { 1, U_MASK(UPROPS_LOGICAL_ORDER_EXCEPTION), defaultContains }, - { UPROPS_SRC_CASE, 0, caseBinaryPropertyContains }, // UCHAR_LOWERCASE - { 1, U_MASK(UPROPS_MATH), defaultContains }, - { 1, U_MASK(UPROPS_NONCHARACTER_CODE_POINT), defaultContains }, - { 1, U_MASK(UPROPS_QUOTATION_MARK), defaultContains }, - { 1, U_MASK(UPROPS_RADICAL), defaultContains }, - { UPROPS_SRC_CASE, 0, caseBinaryPropertyContains }, // UCHAR_SOFT_DOTTED - { 1, U_MASK(UPROPS_TERMINAL_PUNCTUATION), defaultContains }, - { 1, U_MASK(UPROPS_UNIFIED_IDEOGRAPH), defaultContains }, - { UPROPS_SRC_CASE, 0, caseBinaryPropertyContains }, // UCHAR_UPPERCASE - { 1, U_MASK(UPROPS_WHITE_SPACE), defaultContains }, - { 1, U_MASK(UPROPS_XID_CONTINUE), defaultContains }, - { 1, U_MASK(UPROPS_XID_START), defaultContains }, - { UPROPS_SRC_CASE, 0, caseBinaryPropertyContains }, // UCHAR_CASE_SENSITIVE - { 1, U_MASK(UPROPS_S_TERM), defaultContains }, - { 1, U_MASK(UPROPS_VARIATION_SELECTOR), defaultContains }, - { UPROPS_SRC_NFC, 0, isNormInert }, // UCHAR_NFD_INERT - { UPROPS_SRC_NFKC, 0, isNormInert }, // UCHAR_NFKD_INERT - { UPROPS_SRC_NFC, 0, isNormInert }, // UCHAR_NFC_INERT - { UPROPS_SRC_NFKC, 0, isNormInert }, // UCHAR_NFKC_INERT - { UPROPS_SRC_NFC_CANON_ITER, 0, isCanonSegmentStarter }, - { 1, U_MASK(UPROPS_PATTERN_SYNTAX), defaultContains }, - { 1, U_MASK(UPROPS_PATTERN_WHITE_SPACE), defaultContains }, - { UPROPS_SRC_CHAR_AND_PROPSVEC, 0, isPOSIX_alnum }, - { UPROPS_SRC_CHAR, 0, isPOSIX_blank }, - { UPROPS_SRC_CHAR, 0, isPOSIX_graph }, - { UPROPS_SRC_CHAR, 0, isPOSIX_print }, - { UPROPS_SRC_CHAR, 0, isPOSIX_xdigit }, - { UPROPS_SRC_CASE, 0, caseBinaryPropertyContains }, // UCHAR_CASED - { UPROPS_SRC_CASE, 0, caseBinaryPropertyContains }, // UCHAR_CASE_IGNORABLE - { UPROPS_SRC_CASE, 0, caseBinaryPropertyContains }, // UCHAR_CHANGES_WHEN_LOWERCASED - { UPROPS_SRC_CASE, 0, caseBinaryPropertyContains }, // UCHAR_CHANGES_WHEN_UPPERCASED - { UPROPS_SRC_CASE, 0, caseBinaryPropertyContains }, // UCHAR_CHANGES_WHEN_TITLECASED - { UPROPS_SRC_CASE_AND_NORM, 0, changesWhenCasefolded }, - { UPROPS_SRC_CASE, 0, caseBinaryPropertyContains }, // UCHAR_CHANGES_WHEN_CASEMAPPED - { UPROPS_SRC_NFKC_CF, 0, changesWhenNFKC_Casefolded }, - { 2, U_MASK(UPROPS_2_EMOJI), defaultContains }, - { 2, U_MASK(UPROPS_2_EMOJI_PRESENTATION), defaultContains }, - { 2, U_MASK(UPROPS_2_EMOJI_MODIFIER), defaultContains }, - { 2, U_MASK(UPROPS_2_EMOJI_MODIFIER_BASE), defaultContains }, - { 2, U_MASK(UPROPS_2_EMOJI_COMPONENT), defaultContains }, - { 2, 0, isRegionalIndicator }, - { 1, U_MASK(UPROPS_PREPENDED_CONCATENATION_MARK), defaultContains }, - { 2, U_MASK(UPROPS_2_EXTENDED_PICTOGRAPHIC), defaultContains }, -}; - -U_CAPI UBool U_EXPORT2 -u_hasBinaryProperty(UChar32 c, UProperty which) { - /* c is range-checked in the functions that are called from here */ - if(which<UCHAR_BINARY_START || UCHAR_BINARY_LIMIT<=which) { - /* not a known binary property */ - return FALSE; - } else { - const BinaryProperty &prop=binProps[which]; - return prop.contains(prop, c, which); - } -} - -struct IntProperty; - -typedef int32_t IntPropertyGetValue(const IntProperty &prop, UChar32 c, UProperty which); -typedef int32_t IntPropertyGetMaxValue(const IntProperty &prop, UProperty which); - -struct IntProperty { - int32_t column; // SRC_PROPSVEC column, or "source" if mask==0 - uint32_t mask; - int32_t shift; // =maxValue if getMaxValueFromShift() is used - IntPropertyGetValue *getValue; - IntPropertyGetMaxValue *getMaxValue; -}; - -static int32_t defaultGetValue(const IntProperty &prop, UChar32 c, UProperty /*which*/) { - /* systematic, directly stored properties */ - return (int32_t)(u_getUnicodeProperties(c, prop.column)&prop.mask)>>prop.shift; -} - -static int32_t defaultGetMaxValue(const IntProperty &prop, UProperty /*which*/) { - return (uprv_getMaxValues(prop.column)&prop.mask)>>prop.shift; -} - -static int32_t getMaxValueFromShift(const IntProperty &prop, UProperty /*which*/) { - return prop.shift; -} - -static int32_t getBiDiClass(const IntProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return (int32_t)u_charDirection(c); -} - -static int32_t getBiDiPairedBracketType(const IntProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return (int32_t)ubidi_getPairedBracketType(c); -} - -static int32_t biDiGetMaxValue(const IntProperty &/*prop*/, UProperty which) { - return ubidi_getMaxValue(which); -} - -#if UCONFIG_NO_NORMALIZATION -static int32_t getCombiningClass(const IntProperty &, UChar32, UProperty) { - return 0; -} -#else -static int32_t getCombiningClass(const IntProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return u_getCombiningClass(c); -} -#endif - -static int32_t getGeneralCategory(const IntProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return (int32_t)u_charType(c); -} - -static int32_t getJoiningGroup(const IntProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return ubidi_getJoiningGroup(c); -} - -static int32_t getJoiningType(const IntProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return ubidi_getJoiningType(c); -} - -static int32_t getNumericType(const IntProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - int32_t ntv=(int32_t)GET_NUMERIC_TYPE_VALUE(u_getMainProperties(c)); - return UPROPS_NTV_GET_TYPE(ntv); -} - -static int32_t getScript(const IntProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - UErrorCode errorCode=U_ZERO_ERROR; - return (int32_t)uscript_getScript(c, &errorCode); -} - -/* - * Map some of the Grapheme Cluster Break values to Hangul Syllable Types. - * Hangul_Syllable_Type is fully redundant with a subset of Grapheme_Cluster_Break. - */ -static const UHangulSyllableType gcbToHst[]={ - U_HST_NOT_APPLICABLE, /* U_GCB_OTHER */ - U_HST_NOT_APPLICABLE, /* U_GCB_CONTROL */ - U_HST_NOT_APPLICABLE, /* U_GCB_CR */ - U_HST_NOT_APPLICABLE, /* U_GCB_EXTEND */ - U_HST_LEADING_JAMO, /* U_GCB_L */ - U_HST_NOT_APPLICABLE, /* U_GCB_LF */ - U_HST_LV_SYLLABLE, /* U_GCB_LV */ - U_HST_LVT_SYLLABLE, /* U_GCB_LVT */ - U_HST_TRAILING_JAMO, /* U_GCB_T */ - U_HST_VOWEL_JAMO /* U_GCB_V */ - /* - * Omit GCB values beyond what we need for hst. - * The code below checks for the array length. - */ -}; - -static int32_t getHangulSyllableType(const IntProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - /* see comments on gcbToHst[] above */ - int32_t gcb=(int32_t)(u_getUnicodeProperties(c, 2)&UPROPS_GCB_MASK)>>UPROPS_GCB_SHIFT; - if(gcb<UPRV_LENGTHOF(gcbToHst)) { - return gcbToHst[gcb]; - } else { - return U_HST_NOT_APPLICABLE; - } -} - -#if UCONFIG_NO_NORMALIZATION -static int32_t getNormQuickCheck(const IntProperty &, UChar32, UProperty) { - return 0; -} -#else -static int32_t getNormQuickCheck(const IntProperty &/*prop*/, UChar32 c, UProperty which) { - return (int32_t)unorm_getQuickCheck(c, (UNormalizationMode)(which-UCHAR_NFD_QUICK_CHECK+UNORM_NFD)); -} -#endif - -#if UCONFIG_NO_NORMALIZATION -static int32_t getLeadCombiningClass(const IntProperty &, UChar32, UProperty) { - return 0; -} -#else -static int32_t getLeadCombiningClass(const IntProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return unorm_getFCD16(c)>>8; -} -#endif - -#if UCONFIG_NO_NORMALIZATION -static int32_t getTrailCombiningClass(const IntProperty &, UChar32, UProperty) { - return 0; -} -#else -static int32_t getTrailCombiningClass(const IntProperty &/*prop*/, UChar32 c, UProperty /*which*/) { - return unorm_getFCD16(c)&0xff; -} -#endif - -static int32_t getInPC(const IntProperty &, UChar32 c, UProperty) { - return ucptrie_get(&inpc_trie, c); -} - -static int32_t getInSC(const IntProperty &, UChar32 c, UProperty) { - return ucptrie_get(&insc_trie, c); -} - -static int32_t getVo(const IntProperty &, UChar32 c, UProperty) { - return ucptrie_get(&vo_trie, c); -} - -static const IntProperty intProps[UCHAR_INT_LIMIT-UCHAR_INT_START]={ - /* - * column, mask and shift values for int-value properties from u_getUnicodeProperties(). - * Must be in order of corresponding UProperty, - * and there must be exactly one entry per int UProperty. - * - * Properties with mask==0 are handled in code. - * For them, column is the UPropertySource value. - */ - { UPROPS_SRC_BIDI, 0, 0, getBiDiClass, biDiGetMaxValue }, - { 0, UPROPS_BLOCK_MASK, UPROPS_BLOCK_SHIFT, defaultGetValue, defaultGetMaxValue }, - { UPROPS_SRC_NFC, 0, 0xff, getCombiningClass, getMaxValueFromShift }, - { 2, UPROPS_DT_MASK, 0, defaultGetValue, defaultGetMaxValue }, - { 0, UPROPS_EA_MASK, UPROPS_EA_SHIFT, defaultGetValue, defaultGetMaxValue }, - { UPROPS_SRC_CHAR, 0, (int32_t)U_CHAR_CATEGORY_COUNT-1,getGeneralCategory, getMaxValueFromShift }, - { UPROPS_SRC_BIDI, 0, 0, getJoiningGroup, biDiGetMaxValue }, - { UPROPS_SRC_BIDI, 0, 0, getJoiningType, biDiGetMaxValue }, - { 2, UPROPS_LB_MASK, UPROPS_LB_SHIFT, defaultGetValue, defaultGetMaxValue }, - { UPROPS_SRC_CHAR, 0, (int32_t)U_NT_COUNT-1, getNumericType, getMaxValueFromShift }, - { 0, UPROPS_SCRIPT_MASK, 0, getScript, defaultGetMaxValue }, - { UPROPS_SRC_PROPSVEC, 0, (int32_t)U_HST_COUNT-1, getHangulSyllableType, getMaxValueFromShift }, - // UCHAR_NFD_QUICK_CHECK: max=1=YES -- never "maybe", only "no" or "yes" - { UPROPS_SRC_NFC, 0, (int32_t)UNORM_YES, getNormQuickCheck, getMaxValueFromShift }, - // UCHAR_NFKD_QUICK_CHECK: max=1=YES -- never "maybe", only "no" or "yes" - { UPROPS_SRC_NFKC, 0, (int32_t)UNORM_YES, getNormQuickCheck, getMaxValueFromShift }, - // UCHAR_NFC_QUICK_CHECK: max=2=MAYBE - { UPROPS_SRC_NFC, 0, (int32_t)UNORM_MAYBE, getNormQuickCheck, getMaxValueFromShift }, - // UCHAR_NFKC_QUICK_CHECK: max=2=MAYBE - { UPROPS_SRC_NFKC, 0, (int32_t)UNORM_MAYBE, getNormQuickCheck, getMaxValueFromShift }, - { UPROPS_SRC_NFC, 0, 0xff, getLeadCombiningClass, getMaxValueFromShift }, - { UPROPS_SRC_NFC, 0, 0xff, getTrailCombiningClass, getMaxValueFromShift }, - { 2, UPROPS_GCB_MASK, UPROPS_GCB_SHIFT, defaultGetValue, defaultGetMaxValue }, - { 2, UPROPS_SB_MASK, UPROPS_SB_SHIFT, defaultGetValue, defaultGetMaxValue }, - { 2, UPROPS_WB_MASK, UPROPS_WB_SHIFT, defaultGetValue, defaultGetMaxValue }, - { UPROPS_SRC_BIDI, 0, 0, getBiDiPairedBracketType, biDiGetMaxValue }, - { UPROPS_SRC_INPC, 0, maxInPCValue, getInPC, getMaxValueFromShift }, - { UPROPS_SRC_INSC, 0, maxInSCValue, getInSC, getMaxValueFromShift }, - { UPROPS_SRC_VO, 0, maxVoValue, getVo, getMaxValueFromShift }, -}; - -U_CAPI int32_t U_EXPORT2 -u_getIntPropertyValue(UChar32 c, UProperty which) { - if(which<UCHAR_INT_START) { - if(UCHAR_BINARY_START<=which && which<UCHAR_BINARY_LIMIT) { - const BinaryProperty &prop=binProps[which]; - return prop.contains(prop, c, which); - } - } else if(which<UCHAR_INT_LIMIT) { - const IntProperty &prop=intProps[which-UCHAR_INT_START]; - return prop.getValue(prop, c, which); - } else if(which==UCHAR_GENERAL_CATEGORY_MASK) { - return U_MASK(u_charType(c)); - } - return 0; // undefined -} - -U_CAPI int32_t U_EXPORT2 -u_getIntPropertyMinValue(UProperty /*which*/) { - return 0; /* all binary/enum/int properties have a minimum value of 0 */ -} - -U_CAPI int32_t U_EXPORT2 -u_getIntPropertyMaxValue(UProperty which) { - if(which<UCHAR_INT_START) { - if(UCHAR_BINARY_START<=which && which<UCHAR_BINARY_LIMIT) { - return 1; // maximum TRUE for all binary properties - } - } else if(which<UCHAR_INT_LIMIT) { - const IntProperty &prop=intProps[which-UCHAR_INT_START]; - return prop.getMaxValue(prop, which); - } - return -1; // undefined -} - -U_CFUNC UPropertySource U_EXPORT2 -uprops_getSource(UProperty which) { - if(which<UCHAR_BINARY_START) { - return UPROPS_SRC_NONE; /* undefined */ - } else if(which<UCHAR_BINARY_LIMIT) { - const BinaryProperty &prop=binProps[which]; - if(prop.mask!=0) { - return UPROPS_SRC_PROPSVEC; - } else { - return (UPropertySource)prop.column; - } - } else if(which<UCHAR_INT_START) { - return UPROPS_SRC_NONE; /* undefined */ - } else if(which<UCHAR_INT_LIMIT) { - const IntProperty &prop=intProps[which-UCHAR_INT_START]; - if(prop.mask!=0) { - return UPROPS_SRC_PROPSVEC; - } else { - return (UPropertySource)prop.column; - } - } else if(which<UCHAR_STRING_START) { - switch(which) { - case UCHAR_GENERAL_CATEGORY_MASK: - case UCHAR_NUMERIC_VALUE: - return UPROPS_SRC_CHAR; - - default: - return UPROPS_SRC_NONE; - } - } else if(which<UCHAR_STRING_LIMIT) { - switch(which) { - case UCHAR_AGE: - return UPROPS_SRC_PROPSVEC; - - case UCHAR_BIDI_MIRRORING_GLYPH: - return UPROPS_SRC_BIDI; - - case UCHAR_CASE_FOLDING: - case UCHAR_LOWERCASE_MAPPING: - case UCHAR_SIMPLE_CASE_FOLDING: - case UCHAR_SIMPLE_LOWERCASE_MAPPING: - case UCHAR_SIMPLE_TITLECASE_MAPPING: - case UCHAR_SIMPLE_UPPERCASE_MAPPING: - case UCHAR_TITLECASE_MAPPING: - case UCHAR_UPPERCASE_MAPPING: - return UPROPS_SRC_CASE; - - case UCHAR_ISO_COMMENT: - case UCHAR_NAME: - case UCHAR_UNICODE_1_NAME: - return UPROPS_SRC_NAMES; - - default: - return UPROPS_SRC_NONE; - } - } else { - switch(which) { - case UCHAR_SCRIPT_EXTENSIONS: - return UPROPS_SRC_PROPSVEC; - default: - return UPROPS_SRC_NONE; /* undefined */ - } - } -} - -U_CFUNC void U_EXPORT2 -uprops_addPropertyStarts(UPropertySource src, const USetAdder *sa, UErrorCode *pErrorCode) { - if (U_FAILURE(*pErrorCode)) { return; } - const UCPTrie *trie; - switch (src) { - case UPROPS_SRC_INPC: - trie = &inpc_trie; - break; - case UPROPS_SRC_INSC: - trie = &insc_trie; - break; - case UPROPS_SRC_VO: - trie = &vo_trie; - break; - default: - *pErrorCode = U_ILLEGAL_ARGUMENT_ERROR; - return; - } - - // Add the start code point of each same-value range of the trie. - UChar32 start = 0, end; - while ((end = ucptrie_getRange(trie, start, UCPMAP_RANGE_NORMAL, 0, - nullptr, nullptr, nullptr)) >= 0) { - sa->add(sa->set, start); - start = end + 1; - } -} - -#if !UCONFIG_NO_NORMALIZATION - -U_CAPI int32_t U_EXPORT2 -u_getFC_NFKC_Closure(UChar32 c, UChar *dest, int32_t destCapacity, UErrorCode *pErrorCode) { - if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) { - return 0; - } - if(destCapacity<0 || (dest==NULL && destCapacity>0)) { - *pErrorCode=U_ILLEGAL_ARGUMENT_ERROR; - return 0; - } - // Compute the FC_NFKC_Closure on the fly: - // We have the API for complete coverage of Unicode properties, although - // this value by itself is not useful via API. - // (What could be useful is a custom normalization table that combines - // case folding and NFKC.) - // For the derivation, see Unicode's DerivedNormalizationProps.txt. - const Normalizer2 *nfkc=Normalizer2::getNFKCInstance(*pErrorCode); - if(U_FAILURE(*pErrorCode)) { - return 0; - } - // first: b = NFKC(Fold(a)) - UnicodeString folded1String; - const UChar *folded1; - int32_t folded1Length=ucase_toFullFolding(c, &folded1, U_FOLD_CASE_DEFAULT); - if(folded1Length<0) { - const Normalizer2Impl *nfkcImpl=Normalizer2Factory::getImpl(nfkc); - if(nfkcImpl->getCompQuickCheck(nfkcImpl->getNorm16(c))!=UNORM_NO) { - return u_terminateUChars(dest, destCapacity, 0, pErrorCode); // c does not change at all under CaseFolding+NFKC - } - folded1String.setTo(c); - } else { - if(folded1Length>UCASE_MAX_STRING_LENGTH) { - folded1String.setTo(folded1Length); - } else { - folded1String.setTo(FALSE, folded1, folded1Length); - } - } - UnicodeString kc1=nfkc->normalize(folded1String, *pErrorCode); - // second: c = NFKC(Fold(b)) - UnicodeString folded2String(kc1); - UnicodeString kc2=nfkc->normalize(folded2String.foldCase(), *pErrorCode); - // if (c != b) add the mapping from a to c - if(U_FAILURE(*pErrorCode) || kc1==kc2) { - return u_terminateUChars(dest, destCapacity, 0, pErrorCode); - } else { - return kc2.extract(dest, destCapacity, *pErrorCode); - } -} - -#endif |