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b64df2bf74
HarfBuzz: Update to version 7.3.0 ICU4C: Update to version 73.1 FreeType: Update to version 2.13.0
246 lines
9.2 KiB
C++
246 lines
9.2 KiB
C++
// © 2018 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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// Allow implicit conversion from char16_t* to UnicodeString for this file:
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// Helpful in toString methods and elsewhere.
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#define UNISTR_FROM_STRING_EXPLICIT
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#include "static_unicode_sets.h"
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#include "umutex.h"
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#include "ucln_cmn.h"
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#include "unicode/uniset.h"
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#include "uresimp.h"
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#include "cstring.h"
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#include "uassert.h"
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using namespace icu;
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using namespace icu::unisets;
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namespace {
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UnicodeSet* gUnicodeSets[UNISETS_KEY_COUNT] = {};
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// Save the empty instance in static memory to have well-defined behavior if a
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// regular UnicodeSet cannot be allocated.
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alignas(UnicodeSet)
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char gEmptyUnicodeSet[sizeof(UnicodeSet)];
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// Whether the gEmptyUnicodeSet is initialized and ready to use.
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UBool gEmptyUnicodeSetInitialized = false;
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inline UnicodeSet* getImpl(Key key) {
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UnicodeSet* candidate = gUnicodeSets[key];
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if (candidate == nullptr) {
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return reinterpret_cast<UnicodeSet*>(gEmptyUnicodeSet);
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}
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return candidate;
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}
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UnicodeSet* computeUnion(Key k1, Key k2) {
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UnicodeSet* result = new UnicodeSet();
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if (result == nullptr) {
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return nullptr;
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}
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result->addAll(*getImpl(k1));
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result->addAll(*getImpl(k2));
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result->freeze();
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return result;
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}
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UnicodeSet* computeUnion(Key k1, Key k2, Key k3) {
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UnicodeSet* result = new UnicodeSet();
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if (result == nullptr) {
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return nullptr;
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}
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result->addAll(*getImpl(k1));
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result->addAll(*getImpl(k2));
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result->addAll(*getImpl(k3));
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result->freeze();
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return result;
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}
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void saveSet(Key key, const UnicodeString& unicodeSetPattern, UErrorCode& status) {
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// assert unicodeSets.get(key) == null;
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gUnicodeSets[key] = new UnicodeSet(unicodeSetPattern, status);
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}
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class ParseDataSink : public ResourceSink {
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public:
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void put(const char* key, ResourceValue& value, UBool /*noFallback*/, UErrorCode& status) override {
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ResourceTable contextsTable = value.getTable(status);
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if (U_FAILURE(status)) { return; }
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for (int i = 0; contextsTable.getKeyAndValue(i, key, value); i++) {
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if (uprv_strcmp(key, "date") == 0) {
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// ignore
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} else {
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ResourceTable strictnessTable = value.getTable(status);
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if (U_FAILURE(status)) { return; }
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for (int j = 0; strictnessTable.getKeyAndValue(j, key, value); j++) {
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bool isLenient = (uprv_strcmp(key, "lenient") == 0);
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ResourceArray array = value.getArray(status);
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if (U_FAILURE(status)) { return; }
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for (int k = 0; k < array.getSize(); k++) {
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array.getValue(k, value);
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UnicodeString str = value.getUnicodeString(status);
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if (U_FAILURE(status)) { return; }
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// There is both lenient and strict data for comma/period,
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// but not for any of the other symbols.
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if (str.indexOf(u'.') != -1) {
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saveSet(isLenient ? PERIOD : STRICT_PERIOD, str, status);
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} else if (str.indexOf(u',') != -1) {
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saveSet(isLenient ? COMMA : STRICT_COMMA, str, status);
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} else if (str.indexOf(u'+') != -1) {
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saveSet(PLUS_SIGN, str, status);
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} else if (str.indexOf(u'-') != -1) {
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saveSet(MINUS_SIGN, str, status);
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} else if (str.indexOf(u'$') != -1) {
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saveSet(DOLLAR_SIGN, str, status);
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} else if (str.indexOf(u'£') != -1) {
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saveSet(POUND_SIGN, str, status);
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} else if (str.indexOf(u'₹') != -1) {
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saveSet(RUPEE_SIGN, str, status);
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} else if (str.indexOf(u'¥') != -1) {
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saveSet(YEN_SIGN, str, status);
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} else if (str.indexOf(u'₩') != -1) {
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saveSet(WON_SIGN, str, status);
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} else if (str.indexOf(u'%') != -1) {
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saveSet(PERCENT_SIGN, str, status);
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} else if (str.indexOf(u'‰') != -1) {
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saveSet(PERMILLE_SIGN, str, status);
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} else if (str.indexOf(u'’') != -1) {
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saveSet(APOSTROPHE_SIGN, str, status);
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} else {
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// Unknown class of parse lenients
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// TODO(ICU-20428): Make ICU automatically accept new classes?
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U_ASSERT(false);
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}
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if (U_FAILURE(status)) { return; }
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}
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}
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}
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}
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}
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};
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icu::UInitOnce gNumberParseUniSetsInitOnce {};
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UBool U_CALLCONV cleanupNumberParseUniSets() {
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if (gEmptyUnicodeSetInitialized) {
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reinterpret_cast<UnicodeSet*>(gEmptyUnicodeSet)->~UnicodeSet();
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gEmptyUnicodeSetInitialized = false;
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}
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for (int32_t i = 0; i < UNISETS_KEY_COUNT; i++) {
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delete gUnicodeSets[i];
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gUnicodeSets[i] = nullptr;
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}
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gNumberParseUniSetsInitOnce.reset();
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return true;
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}
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void U_CALLCONV initNumberParseUniSets(UErrorCode& status) {
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ucln_common_registerCleanup(UCLN_COMMON_NUMPARSE_UNISETS, cleanupNumberParseUniSets);
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// Initialize the empty instance for well-defined fallback behavior
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new(gEmptyUnicodeSet) UnicodeSet();
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reinterpret_cast<UnicodeSet*>(gEmptyUnicodeSet)->freeze();
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gEmptyUnicodeSetInitialized = true;
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// These sets were decided after discussion with icu-design@. See tickets #13084 and #13309.
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// Zs+TAB is "horizontal whitespace" according to UTS #18 (blank property).
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gUnicodeSets[DEFAULT_IGNORABLES] = new UnicodeSet(
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u"[[:Zs:][\\u0009][:Bidi_Control:][:Variation_Selector:]]", status);
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gUnicodeSets[STRICT_IGNORABLES] = new UnicodeSet(u"[[:Bidi_Control:]]", status);
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LocalUResourceBundlePointer rb(ures_open(nullptr, "root", &status));
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if (U_FAILURE(status)) { return; }
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ParseDataSink sink;
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ures_getAllItemsWithFallback(rb.getAlias(), "parse", sink, status);
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if (U_FAILURE(status)) { return; }
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// NOTE: It is OK for these assertions to fail if there was a no-data build.
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U_ASSERT(gUnicodeSets[COMMA] != nullptr);
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U_ASSERT(gUnicodeSets[STRICT_COMMA] != nullptr);
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U_ASSERT(gUnicodeSets[PERIOD] != nullptr);
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U_ASSERT(gUnicodeSets[STRICT_PERIOD] != nullptr);
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U_ASSERT(gUnicodeSets[APOSTROPHE_SIGN] != nullptr);
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LocalPointer<UnicodeSet> otherGrouping(new UnicodeSet(
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u"[٬‘\\u0020\\u00A0\\u2000-\\u200A\\u202F\\u205F\\u3000]",
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status
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), status);
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if (U_FAILURE(status)) { return; }
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otherGrouping->addAll(*gUnicodeSets[APOSTROPHE_SIGN]);
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gUnicodeSets[OTHER_GROUPING_SEPARATORS] = otherGrouping.orphan();
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gUnicodeSets[ALL_SEPARATORS] = computeUnion(COMMA, PERIOD, OTHER_GROUPING_SEPARATORS);
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gUnicodeSets[STRICT_ALL_SEPARATORS] = computeUnion(
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STRICT_COMMA, STRICT_PERIOD, OTHER_GROUPING_SEPARATORS);
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U_ASSERT(gUnicodeSets[MINUS_SIGN] != nullptr);
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U_ASSERT(gUnicodeSets[PLUS_SIGN] != nullptr);
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U_ASSERT(gUnicodeSets[PERCENT_SIGN] != nullptr);
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U_ASSERT(gUnicodeSets[PERMILLE_SIGN] != nullptr);
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gUnicodeSets[INFINITY_SIGN] = new UnicodeSet(u"[∞]", status);
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if (U_FAILURE(status)) { return; }
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U_ASSERT(gUnicodeSets[DOLLAR_SIGN] != nullptr);
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U_ASSERT(gUnicodeSets[POUND_SIGN] != nullptr);
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U_ASSERT(gUnicodeSets[RUPEE_SIGN] != nullptr);
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U_ASSERT(gUnicodeSets[YEN_SIGN] != nullptr);
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U_ASSERT(gUnicodeSets[WON_SIGN] != nullptr);
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gUnicodeSets[DIGITS] = new UnicodeSet(u"[:digit:]", status);
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if (U_FAILURE(status)) { return; }
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gUnicodeSets[DIGITS_OR_ALL_SEPARATORS] = computeUnion(DIGITS, ALL_SEPARATORS);
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gUnicodeSets[DIGITS_OR_STRICT_ALL_SEPARATORS] = computeUnion(DIGITS, STRICT_ALL_SEPARATORS);
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for (auto* uniset : gUnicodeSets) {
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if (uniset != nullptr) {
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uniset->freeze();
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}
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}
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}
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}
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const UnicodeSet* unisets::get(Key key) {
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UErrorCode localStatus = U_ZERO_ERROR;
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umtx_initOnce(gNumberParseUniSetsInitOnce, &initNumberParseUniSets, localStatus);
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if (U_FAILURE(localStatus)) {
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return reinterpret_cast<UnicodeSet*>(gEmptyUnicodeSet);
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}
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return getImpl(key);
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}
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Key unisets::chooseFrom(UnicodeString str, Key key1) {
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return get(key1)->contains(str) ? key1 : NONE;
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}
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Key unisets::chooseFrom(UnicodeString str, Key key1, Key key2) {
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return get(key1)->contains(str) ? key1 : chooseFrom(str, key2);
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}
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//Key unisets::chooseCurrency(UnicodeString str) {
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// if (get(DOLLAR_SIGN)->contains(str)) {
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// return DOLLAR_SIGN;
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// } else if (get(POUND_SIGN)->contains(str)) {
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// return POUND_SIGN;
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// } else if (get(RUPEE_SIGN)->contains(str)) {
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// return RUPEE_SIGN;
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// } else if (get(YEN_SIGN)->contains(str)) {
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// return YEN_SIGN;
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// } else {
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// return NONE;
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// }
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//}
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#endif /* #if !UCONFIG_NO_FORMATTING */
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