1801 lines
63 KiB
C++
1801 lines
63 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 "number_decnum.h"
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#include "number_roundingutils.h"
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#include "number_skeletons.h"
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#include "umutex.h"
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#include "ucln_in.h"
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#include "patternprops.h"
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#include "unicode/ucharstriebuilder.h"
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#include "number_utils.h"
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#include "number_decimalquantity.h"
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#include "unicode/numberformatter.h"
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#include "uinvchar.h"
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#include "charstr.h"
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#include "string_segment.h"
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#include "unicode/errorcode.h"
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#include "util.h"
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#include "measunit_impl.h"
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using namespace icu;
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using namespace icu::number;
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using namespace icu::number::impl;
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using namespace icu::number::impl::skeleton;
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namespace {
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icu::UInitOnce gNumberSkeletonsInitOnce = U_INITONCE_INITIALIZER;
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char16_t* kSerializedStemTrie = nullptr;
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UBool U_CALLCONV cleanupNumberSkeletons() {
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uprv_free(kSerializedStemTrie);
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kSerializedStemTrie = nullptr;
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gNumberSkeletonsInitOnce.reset();
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return TRUE;
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}
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void U_CALLCONV initNumberSkeletons(UErrorCode& status) {
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ucln_i18n_registerCleanup(UCLN_I18N_NUMBER_SKELETONS, cleanupNumberSkeletons);
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UCharsTrieBuilder b(status);
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if (U_FAILURE(status)) { return; }
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// Section 1:
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b.add(u"compact-short", STEM_COMPACT_SHORT, status);
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b.add(u"compact-long", STEM_COMPACT_LONG, status);
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b.add(u"scientific", STEM_SCIENTIFIC, status);
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b.add(u"engineering", STEM_ENGINEERING, status);
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b.add(u"notation-simple", STEM_NOTATION_SIMPLE, status);
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b.add(u"base-unit", STEM_BASE_UNIT, status);
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b.add(u"percent", STEM_PERCENT, status);
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b.add(u"permille", STEM_PERMILLE, status);
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b.add(u"precision-integer", STEM_PRECISION_INTEGER, status);
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b.add(u"precision-unlimited", STEM_PRECISION_UNLIMITED, status);
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b.add(u"precision-currency-standard", STEM_PRECISION_CURRENCY_STANDARD, status);
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b.add(u"precision-currency-cash", STEM_PRECISION_CURRENCY_CASH, status);
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b.add(u"rounding-mode-ceiling", STEM_ROUNDING_MODE_CEILING, status);
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b.add(u"rounding-mode-floor", STEM_ROUNDING_MODE_FLOOR, status);
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b.add(u"rounding-mode-down", STEM_ROUNDING_MODE_DOWN, status);
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b.add(u"rounding-mode-up", STEM_ROUNDING_MODE_UP, status);
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b.add(u"rounding-mode-half-even", STEM_ROUNDING_MODE_HALF_EVEN, status);
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b.add(u"rounding-mode-half-odd", STEM_ROUNDING_MODE_HALF_ODD, status);
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b.add(u"rounding-mode-half-ceiling", STEM_ROUNDING_MODE_HALF_CEILING, status);
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b.add(u"rounding-mode-half-floor", STEM_ROUNDING_MODE_HALF_FLOOR, status);
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b.add(u"rounding-mode-half-down", STEM_ROUNDING_MODE_HALF_DOWN, status);
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b.add(u"rounding-mode-half-up", STEM_ROUNDING_MODE_HALF_UP, status);
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b.add(u"rounding-mode-unnecessary", STEM_ROUNDING_MODE_UNNECESSARY, status);
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b.add(u"integer-width-trunc", STEM_INTEGER_WIDTH_TRUNC, status);
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b.add(u"group-off", STEM_GROUP_OFF, status);
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b.add(u"group-min2", STEM_GROUP_MIN2, status);
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b.add(u"group-auto", STEM_GROUP_AUTO, status);
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b.add(u"group-on-aligned", STEM_GROUP_ON_ALIGNED, status);
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b.add(u"group-thousands", STEM_GROUP_THOUSANDS, status);
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b.add(u"latin", STEM_LATIN, status);
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b.add(u"unit-width-narrow", STEM_UNIT_WIDTH_NARROW, status);
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b.add(u"unit-width-short", STEM_UNIT_WIDTH_SHORT, status);
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b.add(u"unit-width-full-name", STEM_UNIT_WIDTH_FULL_NAME, status);
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b.add(u"unit-width-iso-code", STEM_UNIT_WIDTH_ISO_CODE, status);
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b.add(u"unit-width-formal", STEM_UNIT_WIDTH_FORMAL, status);
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b.add(u"unit-width-variant", STEM_UNIT_WIDTH_VARIANT, status);
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b.add(u"unit-width-hidden", STEM_UNIT_WIDTH_HIDDEN, status);
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b.add(u"sign-auto", STEM_SIGN_AUTO, status);
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b.add(u"sign-always", STEM_SIGN_ALWAYS, status);
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b.add(u"sign-never", STEM_SIGN_NEVER, status);
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b.add(u"sign-accounting", STEM_SIGN_ACCOUNTING, status);
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b.add(u"sign-accounting-always", STEM_SIGN_ACCOUNTING_ALWAYS, status);
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b.add(u"sign-except-zero", STEM_SIGN_EXCEPT_ZERO, status);
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b.add(u"sign-accounting-except-zero", STEM_SIGN_ACCOUNTING_EXCEPT_ZERO, status);
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b.add(u"sign-negative", STEM_SIGN_NEGATIVE, status);
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b.add(u"sign-accounting-negative", STEM_SIGN_ACCOUNTING_NEGATIVE, status);
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b.add(u"decimal-auto", STEM_DECIMAL_AUTO, status);
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b.add(u"decimal-always", STEM_DECIMAL_ALWAYS, status);
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if (U_FAILURE(status)) { return; }
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// Section 2:
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b.add(u"precision-increment", STEM_PRECISION_INCREMENT, status);
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b.add(u"measure-unit", STEM_MEASURE_UNIT, status);
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b.add(u"per-measure-unit", STEM_PER_MEASURE_UNIT, status);
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b.add(u"unit", STEM_UNIT, status);
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b.add(u"usage", STEM_UNIT_USAGE, status);
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b.add(u"currency", STEM_CURRENCY, status);
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b.add(u"integer-width", STEM_INTEGER_WIDTH, status);
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b.add(u"numbering-system", STEM_NUMBERING_SYSTEM, status);
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b.add(u"scale", STEM_SCALE, status);
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if (U_FAILURE(status)) { return; }
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// Section 3 (concise tokens):
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b.add(u"K", STEM_COMPACT_SHORT, status);
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b.add(u"KK", STEM_COMPACT_LONG, status);
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b.add(u"%", STEM_PERCENT, status);
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b.add(u"%x100", STEM_PERCENT_100, status);
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b.add(u",_", STEM_GROUP_OFF, status);
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b.add(u",?", STEM_GROUP_MIN2, status);
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b.add(u",!", STEM_GROUP_ON_ALIGNED, status);
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b.add(u"+!", STEM_SIGN_ALWAYS, status);
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b.add(u"+_", STEM_SIGN_NEVER, status);
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b.add(u"()", STEM_SIGN_ACCOUNTING, status);
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b.add(u"()!", STEM_SIGN_ACCOUNTING_ALWAYS, status);
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b.add(u"+?", STEM_SIGN_EXCEPT_ZERO, status);
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b.add(u"()?", STEM_SIGN_ACCOUNTING_EXCEPT_ZERO, status);
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b.add(u"+-", STEM_SIGN_NEGATIVE, status);
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b.add(u"()-", STEM_SIGN_ACCOUNTING_NEGATIVE, status);
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if (U_FAILURE(status)) { return; }
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// Build the CharsTrie
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// TODO: Use SLOW or FAST here?
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UnicodeString result;
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b.buildUnicodeString(USTRINGTRIE_BUILD_FAST, result, status);
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if (U_FAILURE(status)) { return; }
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// Copy the result into the global constant pointer
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size_t numBytes = result.length() * sizeof(char16_t);
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kSerializedStemTrie = static_cast<char16_t*>(uprv_malloc(numBytes));
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uprv_memcpy(kSerializedStemTrie, result.getBuffer(), numBytes);
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}
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inline void appendMultiple(UnicodeString& sb, UChar32 cp, int32_t count) {
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for (int i = 0; i < count; i++) {
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sb.append(cp);
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}
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}
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#define CHECK_NULL(seen, field, status) (void)(seen); /* for auto-format line wrapping */ \
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UPRV_BLOCK_MACRO_BEGIN { \
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if ((seen).field) { \
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(status) = U_NUMBER_SKELETON_SYNTAX_ERROR; \
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return STATE_NULL; \
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} \
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(seen).field = true; \
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} UPRV_BLOCK_MACRO_END
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} // anonymous namespace
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Notation stem_to_object::notation(skeleton::StemEnum stem) {
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switch (stem) {
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case STEM_COMPACT_SHORT:
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return Notation::compactShort();
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case STEM_COMPACT_LONG:
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return Notation::compactLong();
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case STEM_SCIENTIFIC:
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return Notation::scientific();
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case STEM_ENGINEERING:
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return Notation::engineering();
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case STEM_NOTATION_SIMPLE:
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return Notation::simple();
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default:
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UPRV_UNREACHABLE_EXIT;
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}
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}
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MeasureUnit stem_to_object::unit(skeleton::StemEnum stem) {
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switch (stem) {
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case STEM_BASE_UNIT:
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return MeasureUnit();
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case STEM_PERCENT:
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return MeasureUnit::getPercent();
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case STEM_PERMILLE:
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return MeasureUnit::getPermille();
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default:
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UPRV_UNREACHABLE_EXIT;
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}
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}
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Precision stem_to_object::precision(skeleton::StemEnum stem) {
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switch (stem) {
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case STEM_PRECISION_INTEGER:
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return Precision::integer();
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case STEM_PRECISION_UNLIMITED:
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return Precision::unlimited();
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case STEM_PRECISION_CURRENCY_STANDARD:
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return Precision::currency(UCURR_USAGE_STANDARD);
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case STEM_PRECISION_CURRENCY_CASH:
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return Precision::currency(UCURR_USAGE_CASH);
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default:
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UPRV_UNREACHABLE_EXIT;
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}
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}
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UNumberFormatRoundingMode stem_to_object::roundingMode(skeleton::StemEnum stem) {
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switch (stem) {
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case STEM_ROUNDING_MODE_CEILING:
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return UNUM_ROUND_CEILING;
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case STEM_ROUNDING_MODE_FLOOR:
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return UNUM_ROUND_FLOOR;
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case STEM_ROUNDING_MODE_DOWN:
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return UNUM_ROUND_DOWN;
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case STEM_ROUNDING_MODE_UP:
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return UNUM_ROUND_UP;
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case STEM_ROUNDING_MODE_HALF_EVEN:
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return UNUM_ROUND_HALFEVEN;
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case STEM_ROUNDING_MODE_HALF_ODD:
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return UNUM_ROUND_HALF_ODD;
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case STEM_ROUNDING_MODE_HALF_CEILING:
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return UNUM_ROUND_HALF_CEILING;
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case STEM_ROUNDING_MODE_HALF_FLOOR:
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return UNUM_ROUND_HALF_FLOOR;
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case STEM_ROUNDING_MODE_HALF_DOWN:
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return UNUM_ROUND_HALFDOWN;
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case STEM_ROUNDING_MODE_HALF_UP:
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return UNUM_ROUND_HALFUP;
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case STEM_ROUNDING_MODE_UNNECESSARY:
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return UNUM_ROUND_UNNECESSARY;
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default:
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UPRV_UNREACHABLE_EXIT;
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}
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}
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UNumberGroupingStrategy stem_to_object::groupingStrategy(skeleton::StemEnum stem) {
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switch (stem) {
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case STEM_GROUP_OFF:
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return UNUM_GROUPING_OFF;
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case STEM_GROUP_MIN2:
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return UNUM_GROUPING_MIN2;
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case STEM_GROUP_AUTO:
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return UNUM_GROUPING_AUTO;
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case STEM_GROUP_ON_ALIGNED:
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return UNUM_GROUPING_ON_ALIGNED;
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case STEM_GROUP_THOUSANDS:
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return UNUM_GROUPING_THOUSANDS;
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default:
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return UNUM_GROUPING_COUNT; // for objects, throw; for enums, return COUNT
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}
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}
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UNumberUnitWidth stem_to_object::unitWidth(skeleton::StemEnum stem) {
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switch (stem) {
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case STEM_UNIT_WIDTH_NARROW:
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return UNUM_UNIT_WIDTH_NARROW;
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case STEM_UNIT_WIDTH_SHORT:
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return UNUM_UNIT_WIDTH_SHORT;
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case STEM_UNIT_WIDTH_FULL_NAME:
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return UNUM_UNIT_WIDTH_FULL_NAME;
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case STEM_UNIT_WIDTH_ISO_CODE:
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return UNUM_UNIT_WIDTH_ISO_CODE;
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case STEM_UNIT_WIDTH_FORMAL:
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return UNUM_UNIT_WIDTH_FORMAL;
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case STEM_UNIT_WIDTH_VARIANT:
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return UNUM_UNIT_WIDTH_VARIANT;
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case STEM_UNIT_WIDTH_HIDDEN:
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return UNUM_UNIT_WIDTH_HIDDEN;
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default:
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return UNUM_UNIT_WIDTH_COUNT; // for objects, throw; for enums, return COUNT
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}
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}
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UNumberSignDisplay stem_to_object::signDisplay(skeleton::StemEnum stem) {
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switch (stem) {
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case STEM_SIGN_AUTO:
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return UNUM_SIGN_AUTO;
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case STEM_SIGN_ALWAYS:
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return UNUM_SIGN_ALWAYS;
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case STEM_SIGN_NEVER:
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return UNUM_SIGN_NEVER;
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case STEM_SIGN_ACCOUNTING:
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return UNUM_SIGN_ACCOUNTING;
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case STEM_SIGN_ACCOUNTING_ALWAYS:
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return UNUM_SIGN_ACCOUNTING_ALWAYS;
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case STEM_SIGN_EXCEPT_ZERO:
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return UNUM_SIGN_EXCEPT_ZERO;
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case STEM_SIGN_ACCOUNTING_EXCEPT_ZERO:
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return UNUM_SIGN_ACCOUNTING_EXCEPT_ZERO;
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case STEM_SIGN_NEGATIVE:
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return UNUM_SIGN_NEGATIVE;
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case STEM_SIGN_ACCOUNTING_NEGATIVE:
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return UNUM_SIGN_ACCOUNTING_NEGATIVE;
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default:
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return UNUM_SIGN_COUNT; // for objects, throw; for enums, return COUNT
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}
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}
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UNumberDecimalSeparatorDisplay stem_to_object::decimalSeparatorDisplay(skeleton::StemEnum stem) {
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switch (stem) {
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case STEM_DECIMAL_AUTO:
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return UNUM_DECIMAL_SEPARATOR_AUTO;
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case STEM_DECIMAL_ALWAYS:
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return UNUM_DECIMAL_SEPARATOR_ALWAYS;
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default:
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return UNUM_DECIMAL_SEPARATOR_COUNT; // for objects, throw; for enums, return COUNT
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}
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}
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void enum_to_stem_string::roundingMode(UNumberFormatRoundingMode value, UnicodeString& sb) {
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switch (value) {
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case UNUM_ROUND_CEILING:
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sb.append(u"rounding-mode-ceiling", -1);
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break;
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case UNUM_ROUND_FLOOR:
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sb.append(u"rounding-mode-floor", -1);
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break;
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case UNUM_ROUND_DOWN:
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sb.append(u"rounding-mode-down", -1);
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break;
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case UNUM_ROUND_UP:
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sb.append(u"rounding-mode-up", -1);
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break;
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case UNUM_ROUND_HALFEVEN:
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sb.append(u"rounding-mode-half-even", -1);
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break;
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case UNUM_ROUND_HALF_ODD:
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sb.append(u"rounding-mode-half-odd", -1);
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break;
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case UNUM_ROUND_HALF_CEILING:
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sb.append(u"rounding-mode-half-ceiling", -1);
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break;
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case UNUM_ROUND_HALF_FLOOR:
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sb.append(u"rounding-mode-half-floor", -1);
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break;
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case UNUM_ROUND_HALFDOWN:
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sb.append(u"rounding-mode-half-down", -1);
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break;
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case UNUM_ROUND_HALFUP:
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sb.append(u"rounding-mode-half-up", -1);
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break;
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case UNUM_ROUND_UNNECESSARY:
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sb.append(u"rounding-mode-unnecessary", -1);
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break;
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default:
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UPRV_UNREACHABLE_EXIT;
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}
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}
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void enum_to_stem_string::groupingStrategy(UNumberGroupingStrategy value, UnicodeString& sb) {
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switch (value) {
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case UNUM_GROUPING_OFF:
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sb.append(u"group-off", -1);
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break;
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case UNUM_GROUPING_MIN2:
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sb.append(u"group-min2", -1);
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break;
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case UNUM_GROUPING_AUTO:
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sb.append(u"group-auto", -1);
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break;
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case UNUM_GROUPING_ON_ALIGNED:
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sb.append(u"group-on-aligned", -1);
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break;
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case UNUM_GROUPING_THOUSANDS:
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sb.append(u"group-thousands", -1);
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break;
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default:
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UPRV_UNREACHABLE_EXIT;
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}
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}
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void enum_to_stem_string::unitWidth(UNumberUnitWidth value, UnicodeString& sb) {
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switch (value) {
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case UNUM_UNIT_WIDTH_NARROW:
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sb.append(u"unit-width-narrow", -1);
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break;
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case UNUM_UNIT_WIDTH_SHORT:
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sb.append(u"unit-width-short", -1);
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break;
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case UNUM_UNIT_WIDTH_FULL_NAME:
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sb.append(u"unit-width-full-name", -1);
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break;
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case UNUM_UNIT_WIDTH_ISO_CODE:
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sb.append(u"unit-width-iso-code", -1);
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break;
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case UNUM_UNIT_WIDTH_FORMAL:
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sb.append(u"unit-width-formal", -1);
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break;
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case UNUM_UNIT_WIDTH_VARIANT:
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sb.append(u"unit-width-variant", -1);
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break;
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case UNUM_UNIT_WIDTH_HIDDEN:
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sb.append(u"unit-width-hidden", -1);
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break;
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default:
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UPRV_UNREACHABLE_EXIT;
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}
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}
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void enum_to_stem_string::signDisplay(UNumberSignDisplay value, UnicodeString& sb) {
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switch (value) {
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case UNUM_SIGN_AUTO:
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sb.append(u"sign-auto", -1);
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break;
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case UNUM_SIGN_ALWAYS:
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sb.append(u"sign-always", -1);
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break;
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case UNUM_SIGN_NEVER:
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sb.append(u"sign-never", -1);
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break;
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case UNUM_SIGN_ACCOUNTING:
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sb.append(u"sign-accounting", -1);
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break;
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case UNUM_SIGN_ACCOUNTING_ALWAYS:
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sb.append(u"sign-accounting-always", -1);
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break;
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case UNUM_SIGN_EXCEPT_ZERO:
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sb.append(u"sign-except-zero", -1);
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break;
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case UNUM_SIGN_ACCOUNTING_EXCEPT_ZERO:
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sb.append(u"sign-accounting-except-zero", -1);
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break;
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|
case UNUM_SIGN_NEGATIVE:
|
|
sb.append(u"sign-negative", -1);
|
|
break;
|
|
case UNUM_SIGN_ACCOUNTING_NEGATIVE:
|
|
sb.append(u"sign-accounting-negative", -1);
|
|
break;
|
|
default:
|
|
UPRV_UNREACHABLE_EXIT;
|
|
}
|
|
}
|
|
|
|
void
|
|
enum_to_stem_string::decimalSeparatorDisplay(UNumberDecimalSeparatorDisplay value, UnicodeString& sb) {
|
|
switch (value) {
|
|
case UNUM_DECIMAL_SEPARATOR_AUTO:
|
|
sb.append(u"decimal-auto", -1);
|
|
break;
|
|
case UNUM_DECIMAL_SEPARATOR_ALWAYS:
|
|
sb.append(u"decimal-always", -1);
|
|
break;
|
|
default:
|
|
UPRV_UNREACHABLE_EXIT;
|
|
}
|
|
}
|
|
|
|
|
|
UnlocalizedNumberFormatter skeleton::create(
|
|
const UnicodeString& skeletonString, UParseError* perror, UErrorCode& status) {
|
|
|
|
// Initialize perror
|
|
if (perror != nullptr) {
|
|
perror->line = 0;
|
|
perror->offset = -1;
|
|
perror->preContext[0] = 0;
|
|
perror->postContext[0] = 0;
|
|
}
|
|
|
|
umtx_initOnce(gNumberSkeletonsInitOnce, &initNumberSkeletons, status);
|
|
if (U_FAILURE(status)) {
|
|
return {};
|
|
}
|
|
|
|
int32_t errOffset;
|
|
MacroProps macros = parseSkeleton(skeletonString, errOffset, status);
|
|
if (U_SUCCESS(status)) {
|
|
return NumberFormatter::with().macros(macros);
|
|
}
|
|
|
|
if (perror == nullptr) {
|
|
return {};
|
|
}
|
|
|
|
// Populate the UParseError with the error location
|
|
perror->offset = errOffset;
|
|
int32_t contextStart = uprv_max(0, errOffset - U_PARSE_CONTEXT_LEN + 1);
|
|
int32_t contextEnd = uprv_min(skeletonString.length(), errOffset + U_PARSE_CONTEXT_LEN - 1);
|
|
skeletonString.extract(contextStart, errOffset - contextStart, perror->preContext, 0);
|
|
perror->preContext[errOffset - contextStart] = 0;
|
|
skeletonString.extract(errOffset, contextEnd - errOffset, perror->postContext, 0);
|
|
perror->postContext[contextEnd - errOffset] = 0;
|
|
return {};
|
|
}
|
|
|
|
UnicodeString skeleton::generate(const MacroProps& macros, UErrorCode& status) {
|
|
umtx_initOnce(gNumberSkeletonsInitOnce, &initNumberSkeletons, status);
|
|
UnicodeString sb;
|
|
GeneratorHelpers::generateSkeleton(macros, sb, status);
|
|
return sb;
|
|
}
|
|
|
|
MacroProps skeleton::parseSkeleton(
|
|
const UnicodeString& skeletonString, int32_t& errOffset, UErrorCode& status) {
|
|
U_ASSERT(U_SUCCESS(status));
|
|
U_ASSERT(kSerializedStemTrie != nullptr);
|
|
|
|
// Add a trailing whitespace to the end of the skeleton string to make code cleaner.
|
|
UnicodeString tempSkeletonString(skeletonString);
|
|
tempSkeletonString.append(u' ');
|
|
|
|
SeenMacroProps seen;
|
|
MacroProps macros;
|
|
StringSegment segment(tempSkeletonString, false);
|
|
UCharsTrie stemTrie(kSerializedStemTrie);
|
|
ParseState stem = STATE_NULL;
|
|
int32_t offset = 0;
|
|
|
|
// Primary skeleton parse loop:
|
|
while (offset < segment.length()) {
|
|
UChar32 cp = segment.codePointAt(offset);
|
|
bool isTokenSeparator = PatternProps::isWhiteSpace(cp);
|
|
bool isOptionSeparator = (cp == u'/');
|
|
|
|
if (!isTokenSeparator && !isOptionSeparator) {
|
|
// Non-separator token; consume it.
|
|
offset += U16_LENGTH(cp);
|
|
if (stem == STATE_NULL) {
|
|
// We are currently consuming a stem.
|
|
// Go to the next state in the stem trie.
|
|
stemTrie.nextForCodePoint(cp);
|
|
}
|
|
continue;
|
|
}
|
|
|
|
// We are looking at a token or option separator.
|
|
// If the segment is nonempty, parse it and reset the segment.
|
|
// Otherwise, make sure it is a valid repeating separator.
|
|
if (offset != 0) {
|
|
segment.setLength(offset);
|
|
if (stem == STATE_NULL) {
|
|
// The first separator after the start of a token. Parse it as a stem.
|
|
stem = parseStem(segment, stemTrie, seen, macros, status);
|
|
stemTrie.reset();
|
|
} else {
|
|
// A separator after the first separator of a token. Parse it as an option.
|
|
stem = parseOption(stem, segment, macros, status);
|
|
}
|
|
segment.resetLength();
|
|
if (U_FAILURE(status)) {
|
|
errOffset = segment.getOffset();
|
|
return macros;
|
|
}
|
|
|
|
// Consume the segment:
|
|
segment.adjustOffset(offset);
|
|
offset = 0;
|
|
|
|
} else if (stem != STATE_NULL) {
|
|
// A separator ('/' or whitespace) following an option separator ('/')
|
|
// segment.setLength(U16_LENGTH(cp)); // for error message
|
|
// throw new SkeletonSyntaxException("Unexpected separator character", segment);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
errOffset = segment.getOffset();
|
|
return macros;
|
|
|
|
} else {
|
|
// Two spaces in a row; this is OK.
|
|
}
|
|
|
|
// Does the current stem forbid options?
|
|
if (isOptionSeparator && stem == STATE_NULL) {
|
|
// segment.setLength(U16_LENGTH(cp)); // for error message
|
|
// throw new SkeletonSyntaxException("Unexpected option separator", segment);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
errOffset = segment.getOffset();
|
|
return macros;
|
|
}
|
|
|
|
// Does the current stem require an option?
|
|
if (isTokenSeparator && stem != STATE_NULL) {
|
|
switch (stem) {
|
|
case STATE_INCREMENT_PRECISION:
|
|
case STATE_MEASURE_UNIT:
|
|
case STATE_PER_MEASURE_UNIT:
|
|
case STATE_IDENTIFIER_UNIT:
|
|
case STATE_UNIT_USAGE:
|
|
case STATE_CURRENCY_UNIT:
|
|
case STATE_INTEGER_WIDTH:
|
|
case STATE_NUMBERING_SYSTEM:
|
|
case STATE_SCALE:
|
|
// segment.setLength(U16_LENGTH(cp)); // for error message
|
|
// throw new SkeletonSyntaxException("Stem requires an option", segment);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
errOffset = segment.getOffset();
|
|
return macros;
|
|
default:
|
|
break;
|
|
}
|
|
stem = STATE_NULL;
|
|
}
|
|
|
|
// Consume the separator:
|
|
segment.adjustOffset(U16_LENGTH(cp));
|
|
}
|
|
U_ASSERT(stem == STATE_NULL);
|
|
return macros;
|
|
}
|
|
|
|
ParseState
|
|
skeleton::parseStem(const StringSegment& segment, const UCharsTrie& stemTrie, SeenMacroProps& seen,
|
|
MacroProps& macros, UErrorCode& status) {
|
|
U_ASSERT(U_SUCCESS(status));
|
|
|
|
// First check for "blueprint" stems, which start with a "signal char"
|
|
switch (segment.charAt(0)) {
|
|
case u'.':
|
|
CHECK_NULL(seen, precision, status);
|
|
blueprint_helpers::parseFractionStem(segment, macros, status);
|
|
return STATE_FRACTION_PRECISION;
|
|
case u'@':
|
|
CHECK_NULL(seen, precision, status);
|
|
blueprint_helpers::parseDigitsStem(segment, macros, status);
|
|
return STATE_PRECISION;
|
|
case u'E':
|
|
CHECK_NULL(seen, notation, status);
|
|
blueprint_helpers::parseScientificStem(segment, macros, status);
|
|
return STATE_NULL;
|
|
case u'0':
|
|
CHECK_NULL(seen, integerWidth, status);
|
|
blueprint_helpers::parseIntegerStem(segment, macros, status);
|
|
return STATE_NULL;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
// Now look at the stemsTrie, which is already be pointing at our stem.
|
|
UStringTrieResult stemResult = stemTrie.current();
|
|
|
|
if (stemResult != USTRINGTRIE_INTERMEDIATE_VALUE && stemResult != USTRINGTRIE_FINAL_VALUE) {
|
|
// throw new SkeletonSyntaxException("Unknown stem", segment);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return STATE_NULL;
|
|
}
|
|
|
|
auto stem = static_cast<StemEnum>(stemTrie.getValue());
|
|
switch (stem) {
|
|
|
|
// Stems with meaning on their own, not requiring an option:
|
|
|
|
case STEM_COMPACT_SHORT:
|
|
case STEM_COMPACT_LONG:
|
|
case STEM_SCIENTIFIC:
|
|
case STEM_ENGINEERING:
|
|
case STEM_NOTATION_SIMPLE:
|
|
CHECK_NULL(seen, notation, status);
|
|
macros.notation = stem_to_object::notation(stem);
|
|
switch (stem) {
|
|
case STEM_SCIENTIFIC:
|
|
case STEM_ENGINEERING:
|
|
return STATE_SCIENTIFIC; // allows for scientific options
|
|
default:
|
|
return STATE_NULL;
|
|
}
|
|
|
|
case STEM_BASE_UNIT:
|
|
case STEM_PERCENT:
|
|
case STEM_PERMILLE:
|
|
CHECK_NULL(seen, unit, status);
|
|
macros.unit = stem_to_object::unit(stem);
|
|
return STATE_NULL;
|
|
|
|
case STEM_PERCENT_100:
|
|
CHECK_NULL(seen, scale, status);
|
|
CHECK_NULL(seen, unit, status);
|
|
macros.scale = Scale::powerOfTen(2);
|
|
macros.unit = NoUnit::percent();
|
|
return STATE_NULL;
|
|
|
|
case STEM_PRECISION_INTEGER:
|
|
case STEM_PRECISION_UNLIMITED:
|
|
case STEM_PRECISION_CURRENCY_STANDARD:
|
|
case STEM_PRECISION_CURRENCY_CASH:
|
|
CHECK_NULL(seen, precision, status);
|
|
macros.precision = stem_to_object::precision(stem);
|
|
switch (stem) {
|
|
case STEM_PRECISION_INTEGER:
|
|
return STATE_FRACTION_PRECISION; // allows for "precision-integer/@##"
|
|
default:
|
|
return STATE_PRECISION;
|
|
}
|
|
|
|
case STEM_ROUNDING_MODE_CEILING:
|
|
case STEM_ROUNDING_MODE_FLOOR:
|
|
case STEM_ROUNDING_MODE_DOWN:
|
|
case STEM_ROUNDING_MODE_UP:
|
|
case STEM_ROUNDING_MODE_HALF_EVEN:
|
|
case STEM_ROUNDING_MODE_HALF_ODD:
|
|
case STEM_ROUNDING_MODE_HALF_CEILING:
|
|
case STEM_ROUNDING_MODE_HALF_FLOOR:
|
|
case STEM_ROUNDING_MODE_HALF_DOWN:
|
|
case STEM_ROUNDING_MODE_HALF_UP:
|
|
case STEM_ROUNDING_MODE_UNNECESSARY:
|
|
CHECK_NULL(seen, roundingMode, status);
|
|
macros.roundingMode = stem_to_object::roundingMode(stem);
|
|
return STATE_NULL;
|
|
|
|
case STEM_INTEGER_WIDTH_TRUNC:
|
|
CHECK_NULL(seen, integerWidth, status);
|
|
macros.integerWidth = IntegerWidth::zeroFillTo(0).truncateAt(0);
|
|
return STATE_NULL;
|
|
|
|
case STEM_GROUP_OFF:
|
|
case STEM_GROUP_MIN2:
|
|
case STEM_GROUP_AUTO:
|
|
case STEM_GROUP_ON_ALIGNED:
|
|
case STEM_GROUP_THOUSANDS:
|
|
CHECK_NULL(seen, grouper, status);
|
|
macros.grouper = Grouper::forStrategy(stem_to_object::groupingStrategy(stem));
|
|
return STATE_NULL;
|
|
|
|
case STEM_LATIN:
|
|
CHECK_NULL(seen, symbols, status);
|
|
macros.symbols.setTo(NumberingSystem::createInstanceByName("latn", status));
|
|
return STATE_NULL;
|
|
|
|
case STEM_UNIT_WIDTH_NARROW:
|
|
case STEM_UNIT_WIDTH_SHORT:
|
|
case STEM_UNIT_WIDTH_FULL_NAME:
|
|
case STEM_UNIT_WIDTH_ISO_CODE:
|
|
case STEM_UNIT_WIDTH_FORMAL:
|
|
case STEM_UNIT_WIDTH_VARIANT:
|
|
case STEM_UNIT_WIDTH_HIDDEN:
|
|
CHECK_NULL(seen, unitWidth, status);
|
|
macros.unitWidth = stem_to_object::unitWidth(stem);
|
|
return STATE_NULL;
|
|
|
|
case STEM_SIGN_AUTO:
|
|
case STEM_SIGN_ALWAYS:
|
|
case STEM_SIGN_NEVER:
|
|
case STEM_SIGN_ACCOUNTING:
|
|
case STEM_SIGN_ACCOUNTING_ALWAYS:
|
|
case STEM_SIGN_EXCEPT_ZERO:
|
|
case STEM_SIGN_ACCOUNTING_EXCEPT_ZERO:
|
|
case STEM_SIGN_NEGATIVE:
|
|
case STEM_SIGN_ACCOUNTING_NEGATIVE:
|
|
CHECK_NULL(seen, sign, status);
|
|
macros.sign = stem_to_object::signDisplay(stem);
|
|
return STATE_NULL;
|
|
|
|
case STEM_DECIMAL_AUTO:
|
|
case STEM_DECIMAL_ALWAYS:
|
|
CHECK_NULL(seen, decimal, status);
|
|
macros.decimal = stem_to_object::decimalSeparatorDisplay(stem);
|
|
return STATE_NULL;
|
|
|
|
// Stems requiring an option:
|
|
|
|
case STEM_PRECISION_INCREMENT:
|
|
CHECK_NULL(seen, precision, status);
|
|
return STATE_INCREMENT_PRECISION;
|
|
|
|
case STEM_MEASURE_UNIT:
|
|
CHECK_NULL(seen, unit, status);
|
|
return STATE_MEASURE_UNIT;
|
|
|
|
case STEM_PER_MEASURE_UNIT:
|
|
CHECK_NULL(seen, perUnit, status);
|
|
return STATE_PER_MEASURE_UNIT;
|
|
|
|
case STEM_UNIT:
|
|
CHECK_NULL(seen, unit, status);
|
|
CHECK_NULL(seen, perUnit, status);
|
|
return STATE_IDENTIFIER_UNIT;
|
|
|
|
case STEM_UNIT_USAGE:
|
|
CHECK_NULL(seen, usage, status);
|
|
return STATE_UNIT_USAGE;
|
|
|
|
case STEM_CURRENCY:
|
|
CHECK_NULL(seen, unit, status);
|
|
CHECK_NULL(seen, perUnit, status);
|
|
return STATE_CURRENCY_UNIT;
|
|
|
|
case STEM_INTEGER_WIDTH:
|
|
CHECK_NULL(seen, integerWidth, status);
|
|
return STATE_INTEGER_WIDTH;
|
|
|
|
case STEM_NUMBERING_SYSTEM:
|
|
CHECK_NULL(seen, symbols, status);
|
|
return STATE_NUMBERING_SYSTEM;
|
|
|
|
case STEM_SCALE:
|
|
CHECK_NULL(seen, scale, status);
|
|
return STATE_SCALE;
|
|
|
|
default:
|
|
UPRV_UNREACHABLE_EXIT;
|
|
}
|
|
}
|
|
|
|
ParseState skeleton::parseOption(ParseState stem, const StringSegment& segment, MacroProps& macros,
|
|
UErrorCode& status) {
|
|
U_ASSERT(U_SUCCESS(status));
|
|
|
|
///// Required options: /////
|
|
|
|
switch (stem) {
|
|
case STATE_CURRENCY_UNIT:
|
|
blueprint_helpers::parseCurrencyOption(segment, macros, status);
|
|
return STATE_NULL;
|
|
case STATE_MEASURE_UNIT:
|
|
blueprint_helpers::parseMeasureUnitOption(segment, macros, status);
|
|
return STATE_NULL;
|
|
case STATE_PER_MEASURE_UNIT:
|
|
blueprint_helpers::parseMeasurePerUnitOption(segment, macros, status);
|
|
return STATE_NULL;
|
|
case STATE_IDENTIFIER_UNIT:
|
|
blueprint_helpers::parseIdentifierUnitOption(segment, macros, status);
|
|
return STATE_NULL;
|
|
case STATE_UNIT_USAGE:
|
|
blueprint_helpers::parseUnitUsageOption(segment, macros, status);
|
|
return STATE_NULL;
|
|
case STATE_INCREMENT_PRECISION:
|
|
blueprint_helpers::parseIncrementOption(segment, macros, status);
|
|
return STATE_PRECISION;
|
|
case STATE_INTEGER_WIDTH:
|
|
blueprint_helpers::parseIntegerWidthOption(segment, macros, status);
|
|
return STATE_NULL;
|
|
case STATE_NUMBERING_SYSTEM:
|
|
blueprint_helpers::parseNumberingSystemOption(segment, macros, status);
|
|
return STATE_NULL;
|
|
case STATE_SCALE:
|
|
blueprint_helpers::parseScaleOption(segment, macros, status);
|
|
return STATE_NULL;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
///// Non-required options: /////
|
|
|
|
// Scientific options
|
|
switch (stem) {
|
|
case STATE_SCIENTIFIC:
|
|
if (blueprint_helpers::parseExponentWidthOption(segment, macros, status)) {
|
|
return STATE_SCIENTIFIC;
|
|
}
|
|
if (U_FAILURE(status)) {
|
|
return {};
|
|
}
|
|
if (blueprint_helpers::parseExponentSignOption(segment, macros, status)) {
|
|
return STATE_SCIENTIFIC;
|
|
}
|
|
if (U_FAILURE(status)) {
|
|
return {};
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
// Frac-sig option
|
|
switch (stem) {
|
|
case STATE_FRACTION_PRECISION:
|
|
if (blueprint_helpers::parseFracSigOption(segment, macros, status)) {
|
|
return STATE_PRECISION;
|
|
}
|
|
if (U_FAILURE(status)) {
|
|
return {};
|
|
}
|
|
// If the fracSig option was not found, try normal precision options.
|
|
stem = STATE_PRECISION;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
// Trailing zeros option
|
|
switch (stem) {
|
|
case STATE_PRECISION:
|
|
if (blueprint_helpers::parseTrailingZeroOption(segment, macros, status)) {
|
|
return STATE_NULL;
|
|
}
|
|
if (U_FAILURE(status)) {
|
|
return {};
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
// Unknown option
|
|
// throw new SkeletonSyntaxException("Invalid option", segment);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return STATE_NULL;
|
|
}
|
|
|
|
void GeneratorHelpers::generateSkeleton(const MacroProps& macros, UnicodeString& sb, UErrorCode& status) {
|
|
if (U_FAILURE(status)) { return; }
|
|
|
|
// Supported options
|
|
if (GeneratorHelpers::notation(macros, sb, status)) {
|
|
sb.append(u' ');
|
|
}
|
|
if (U_FAILURE(status)) { return; }
|
|
if (GeneratorHelpers::unit(macros, sb, status)) {
|
|
sb.append(u' ');
|
|
}
|
|
if (U_FAILURE(status)) { return; }
|
|
if (GeneratorHelpers::usage(macros, sb, status)) {
|
|
sb.append(u' ');
|
|
}
|
|
if (U_FAILURE(status)) { return; }
|
|
if (GeneratorHelpers::precision(macros, sb, status)) {
|
|
sb.append(u' ');
|
|
}
|
|
if (U_FAILURE(status)) { return; }
|
|
if (GeneratorHelpers::roundingMode(macros, sb, status)) {
|
|
sb.append(u' ');
|
|
}
|
|
if (U_FAILURE(status)) { return; }
|
|
if (GeneratorHelpers::grouping(macros, sb, status)) {
|
|
sb.append(u' ');
|
|
}
|
|
if (U_FAILURE(status)) { return; }
|
|
if (GeneratorHelpers::integerWidth(macros, sb, status)) {
|
|
sb.append(u' ');
|
|
}
|
|
if (U_FAILURE(status)) { return; }
|
|
if (GeneratorHelpers::symbols(macros, sb, status)) {
|
|
sb.append(u' ');
|
|
}
|
|
if (U_FAILURE(status)) { return; }
|
|
if (GeneratorHelpers::unitWidth(macros, sb, status)) {
|
|
sb.append(u' ');
|
|
}
|
|
if (U_FAILURE(status)) { return; }
|
|
if (GeneratorHelpers::sign(macros, sb, status)) {
|
|
sb.append(u' ');
|
|
}
|
|
if (U_FAILURE(status)) { return; }
|
|
if (GeneratorHelpers::decimal(macros, sb, status)) {
|
|
sb.append(u' ');
|
|
}
|
|
if (U_FAILURE(status)) { return; }
|
|
if (GeneratorHelpers::scale(macros, sb, status)) {
|
|
sb.append(u' ');
|
|
}
|
|
if (U_FAILURE(status)) { return; }
|
|
|
|
// Unsupported options
|
|
if (!macros.padder.isBogus()) {
|
|
status = U_UNSUPPORTED_ERROR;
|
|
return;
|
|
}
|
|
if (macros.unitDisplayCase.isSet()) {
|
|
status = U_UNSUPPORTED_ERROR;
|
|
return;
|
|
}
|
|
if (macros.affixProvider != nullptr) {
|
|
status = U_UNSUPPORTED_ERROR;
|
|
return;
|
|
}
|
|
if (macros.rules != nullptr) {
|
|
status = U_UNSUPPORTED_ERROR;
|
|
return;
|
|
}
|
|
|
|
// Remove the trailing space
|
|
if (sb.length() > 0) {
|
|
sb.truncate(sb.length() - 1);
|
|
}
|
|
}
|
|
|
|
|
|
bool blueprint_helpers::parseExponentWidthOption(const StringSegment& segment, MacroProps& macros,
|
|
UErrorCode&) {
|
|
if (!isWildcardChar(segment.charAt(0))) {
|
|
return false;
|
|
}
|
|
int32_t offset = 1;
|
|
int32_t minExp = 0;
|
|
for (; offset < segment.length(); offset++) {
|
|
if (segment.charAt(offset) == u'e') {
|
|
minExp++;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
if (offset < segment.length()) {
|
|
return false;
|
|
}
|
|
// Use the public APIs to enforce bounds checking
|
|
macros.notation = static_cast<ScientificNotation&>(macros.notation).withMinExponentDigits(minExp);
|
|
return true;
|
|
}
|
|
|
|
void
|
|
blueprint_helpers::generateExponentWidthOption(int32_t minExponentDigits, UnicodeString& sb, UErrorCode&) {
|
|
sb.append(kWildcardChar);
|
|
appendMultiple(sb, u'e', minExponentDigits);
|
|
}
|
|
|
|
bool
|
|
blueprint_helpers::parseExponentSignOption(const StringSegment& segment, MacroProps& macros, UErrorCode&) {
|
|
// Get the sign display type out of the CharsTrie data structure.
|
|
UCharsTrie tempStemTrie(kSerializedStemTrie);
|
|
UStringTrieResult result = tempStemTrie.next(
|
|
segment.toTempUnicodeString().getBuffer(),
|
|
segment.length());
|
|
if (result != USTRINGTRIE_INTERMEDIATE_VALUE && result != USTRINGTRIE_FINAL_VALUE) {
|
|
return false;
|
|
}
|
|
auto sign = stem_to_object::signDisplay(static_cast<StemEnum>(tempStemTrie.getValue()));
|
|
if (sign == UNUM_SIGN_COUNT) {
|
|
return false;
|
|
}
|
|
macros.notation = static_cast<ScientificNotation&>(macros.notation).withExponentSignDisplay(sign);
|
|
return true;
|
|
}
|
|
|
|
void blueprint_helpers::parseCurrencyOption(const StringSegment& segment, MacroProps& macros,
|
|
UErrorCode& status) {
|
|
// Unlike ICU4J, have to check length manually because ICU4C CurrencyUnit does not check it for us
|
|
if (segment.length() != 3) {
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return;
|
|
}
|
|
const UChar* currencyCode = segment.toTempUnicodeString().getBuffer();
|
|
UErrorCode localStatus = U_ZERO_ERROR;
|
|
CurrencyUnit currency(currencyCode, localStatus);
|
|
if (U_FAILURE(localStatus)) {
|
|
// Not 3 ascii chars
|
|
// throw new SkeletonSyntaxException("Invalid currency", segment);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return;
|
|
}
|
|
// Slicing is OK
|
|
macros.unit = currency; // NOLINT
|
|
}
|
|
|
|
void
|
|
blueprint_helpers::generateCurrencyOption(const CurrencyUnit& currency, UnicodeString& sb, UErrorCode&) {
|
|
sb.append(currency.getISOCurrency(), -1);
|
|
}
|
|
|
|
void blueprint_helpers::parseMeasureUnitOption(const StringSegment& segment, MacroProps& macros,
|
|
UErrorCode& status) {
|
|
U_ASSERT(U_SUCCESS(status));
|
|
const UnicodeString stemString = segment.toTempUnicodeString();
|
|
|
|
// NOTE: The category (type) of the unit is guaranteed to be a valid subtag (alphanumeric)
|
|
// http://unicode.org/reports/tr35/#Validity_Data
|
|
int firstHyphen = 0;
|
|
while (firstHyphen < stemString.length() && stemString.charAt(firstHyphen) != '-') {
|
|
firstHyphen++;
|
|
}
|
|
if (firstHyphen == stemString.length()) {
|
|
// throw new SkeletonSyntaxException("Invalid measure unit option", segment);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return;
|
|
}
|
|
|
|
// Need to do char <-> UChar conversion...
|
|
CharString type;
|
|
SKELETON_UCHAR_TO_CHAR(type, stemString, 0, firstHyphen, status);
|
|
CharString subType;
|
|
SKELETON_UCHAR_TO_CHAR(subType, stemString, firstHyphen + 1, stemString.length(), status);
|
|
|
|
// Note: the largest type as of this writing (Aug 2020) is "volume", which has 33 units.
|
|
static constexpr int32_t CAPACITY = 40;
|
|
MeasureUnit units[CAPACITY];
|
|
UErrorCode localStatus = U_ZERO_ERROR;
|
|
int32_t numUnits = MeasureUnit::getAvailable(type.data(), units, CAPACITY, localStatus);
|
|
if (U_FAILURE(localStatus)) {
|
|
// More than 30 units in this type?
|
|
status = U_INTERNAL_PROGRAM_ERROR;
|
|
return;
|
|
}
|
|
for (int32_t i = 0; i < numUnits; i++) {
|
|
auto& unit = units[i];
|
|
if (uprv_strcmp(subType.data(), unit.getSubtype()) == 0) {
|
|
macros.unit = unit;
|
|
return;
|
|
}
|
|
}
|
|
|
|
// throw new SkeletonSyntaxException("Unknown measure unit", segment);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
}
|
|
|
|
void blueprint_helpers::parseMeasurePerUnitOption(const StringSegment& segment, MacroProps& macros,
|
|
UErrorCode& status) {
|
|
// A little bit of a hack: save the current unit (numerator), call the main measure unit
|
|
// parsing code, put back the numerator unit, and put the new unit into per-unit.
|
|
MeasureUnit numerator = macros.unit;
|
|
parseMeasureUnitOption(segment, macros, status);
|
|
if (U_FAILURE(status)) { return; }
|
|
macros.perUnit = macros.unit;
|
|
macros.unit = numerator;
|
|
}
|
|
|
|
void blueprint_helpers::parseIdentifierUnitOption(const StringSegment& segment, MacroProps& macros,
|
|
UErrorCode& status) {
|
|
// Need to do char <-> UChar conversion...
|
|
U_ASSERT(U_SUCCESS(status));
|
|
CharString buffer;
|
|
SKELETON_UCHAR_TO_CHAR(buffer, segment.toTempUnicodeString(), 0, segment.length(), status);
|
|
|
|
ErrorCode internalStatus;
|
|
macros.unit = MeasureUnit::forIdentifier(buffer.toStringPiece(), internalStatus);
|
|
if (internalStatus.isFailure()) {
|
|
// throw new SkeletonSyntaxException("Invalid core unit identifier", segment, e);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return;
|
|
}
|
|
}
|
|
|
|
void blueprint_helpers::parseUnitUsageOption(const StringSegment &segment, MacroProps ¯os,
|
|
UErrorCode &status) {
|
|
// Need to do char <-> UChar conversion...
|
|
U_ASSERT(U_SUCCESS(status));
|
|
CharString buffer;
|
|
SKELETON_UCHAR_TO_CHAR(buffer, segment.toTempUnicodeString(), 0, segment.length(), status);
|
|
macros.usage.set(buffer.toStringPiece());
|
|
// We do not do any validation of the usage string: it depends on the
|
|
// unitPreferenceData in the units resources.
|
|
}
|
|
|
|
void blueprint_helpers::parseFractionStem(const StringSegment& segment, MacroProps& macros,
|
|
UErrorCode& status) {
|
|
U_ASSERT(segment.charAt(0) == u'.');
|
|
int32_t offset = 1;
|
|
int32_t minFrac = 0;
|
|
int32_t maxFrac;
|
|
for (; offset < segment.length(); offset++) {
|
|
if (segment.charAt(offset) == u'0') {
|
|
minFrac++;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
if (offset < segment.length()) {
|
|
if (isWildcardChar(segment.charAt(offset))) {
|
|
maxFrac = -1;
|
|
offset++;
|
|
} else {
|
|
maxFrac = minFrac;
|
|
for (; offset < segment.length(); offset++) {
|
|
if (segment.charAt(offset) == u'#') {
|
|
maxFrac++;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
maxFrac = minFrac;
|
|
}
|
|
if (offset < segment.length()) {
|
|
// throw new SkeletonSyntaxException("Invalid fraction stem", segment);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return;
|
|
}
|
|
// Use the public APIs to enforce bounds checking
|
|
if (maxFrac == -1) {
|
|
if (minFrac == 0) {
|
|
macros.precision = Precision::unlimited();
|
|
} else {
|
|
macros.precision = Precision::minFraction(minFrac);
|
|
}
|
|
} else {
|
|
macros.precision = Precision::minMaxFraction(minFrac, maxFrac);
|
|
}
|
|
}
|
|
|
|
void
|
|
blueprint_helpers::generateFractionStem(int32_t minFrac, int32_t maxFrac, UnicodeString& sb, UErrorCode&) {
|
|
if (minFrac == 0 && maxFrac == 0) {
|
|
sb.append(u"precision-integer", -1);
|
|
return;
|
|
}
|
|
sb.append(u'.');
|
|
appendMultiple(sb, u'0', minFrac);
|
|
if (maxFrac == -1) {
|
|
sb.append(kWildcardChar);
|
|
} else {
|
|
appendMultiple(sb, u'#', maxFrac - minFrac);
|
|
}
|
|
}
|
|
|
|
void
|
|
blueprint_helpers::parseDigitsStem(const StringSegment& segment, MacroProps& macros, UErrorCode& status) {
|
|
U_ASSERT(segment.charAt(0) == u'@');
|
|
int32_t offset = 0;
|
|
int32_t minSig = 0;
|
|
int32_t maxSig;
|
|
for (; offset < segment.length(); offset++) {
|
|
if (segment.charAt(offset) == u'@') {
|
|
minSig++;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
if (offset < segment.length()) {
|
|
if (isWildcardChar(segment.charAt(offset))) {
|
|
maxSig = -1;
|
|
offset++;
|
|
} else {
|
|
maxSig = minSig;
|
|
for (; offset < segment.length(); offset++) {
|
|
if (segment.charAt(offset) == u'#') {
|
|
maxSig++;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
maxSig = minSig;
|
|
}
|
|
if (offset < segment.length()) {
|
|
// throw new SkeletonSyntaxException("Invalid significant digits stem", segment);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return;
|
|
}
|
|
// Use the public APIs to enforce bounds checking
|
|
if (maxSig == -1) {
|
|
macros.precision = Precision::minSignificantDigits(minSig);
|
|
} else {
|
|
macros.precision = Precision::minMaxSignificantDigits(minSig, maxSig);
|
|
}
|
|
}
|
|
|
|
void
|
|
blueprint_helpers::generateDigitsStem(int32_t minSig, int32_t maxSig, UnicodeString& sb, UErrorCode&) {
|
|
appendMultiple(sb, u'@', minSig);
|
|
if (maxSig == -1) {
|
|
sb.append(kWildcardChar);
|
|
} else {
|
|
appendMultiple(sb, u'#', maxSig - minSig);
|
|
}
|
|
}
|
|
|
|
void blueprint_helpers::parseScientificStem(const StringSegment& segment, MacroProps& macros, UErrorCode& status) {
|
|
U_ASSERT(segment.charAt(0) == u'E');
|
|
{
|
|
int32_t offset = 1;
|
|
if (segment.length() == offset) {
|
|
goto fail;
|
|
}
|
|
bool isEngineering = false;
|
|
if (segment.charAt(offset) == u'E') {
|
|
isEngineering = true;
|
|
offset++;
|
|
if (segment.length() == offset) {
|
|
goto fail;
|
|
}
|
|
}
|
|
UNumberSignDisplay signDisplay = UNUM_SIGN_AUTO;
|
|
if (segment.charAt(offset) == u'+') {
|
|
offset++;
|
|
if (segment.length() == offset) {
|
|
goto fail;
|
|
}
|
|
if (segment.charAt(offset) == u'!') {
|
|
signDisplay = UNUM_SIGN_ALWAYS;
|
|
} else if (segment.charAt(offset) == u'?') {
|
|
signDisplay = UNUM_SIGN_EXCEPT_ZERO;
|
|
} else {
|
|
// NOTE: Other sign displays are not included because they aren't useful in this context
|
|
goto fail;
|
|
}
|
|
offset++;
|
|
if (segment.length() == offset) {
|
|
goto fail;
|
|
}
|
|
}
|
|
int32_t minDigits = 0;
|
|
for (; offset < segment.length(); offset++) {
|
|
if (segment.charAt(offset) != u'0') {
|
|
goto fail;
|
|
}
|
|
minDigits++;
|
|
}
|
|
macros.notation = (isEngineering ? Notation::engineering() : Notation::scientific())
|
|
.withExponentSignDisplay(signDisplay)
|
|
.withMinExponentDigits(minDigits);
|
|
return;
|
|
}
|
|
fail: void();
|
|
// throw new SkeletonSyntaxException("Invalid scientific stem", segment);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return;
|
|
}
|
|
|
|
void blueprint_helpers::parseIntegerStem(const StringSegment& segment, MacroProps& macros, UErrorCode& status) {
|
|
U_ASSERT(segment.charAt(0) == u'0');
|
|
int32_t offset = 1;
|
|
for (; offset < segment.length(); offset++) {
|
|
if (segment.charAt(offset) != u'0') {
|
|
offset--;
|
|
break;
|
|
}
|
|
}
|
|
if (offset < segment.length()) {
|
|
// throw new SkeletonSyntaxException("Invalid integer stem", segment);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return;
|
|
}
|
|
macros.integerWidth = IntegerWidth::zeroFillTo(offset);
|
|
return;
|
|
}
|
|
|
|
bool blueprint_helpers::parseFracSigOption(const StringSegment& segment, MacroProps& macros,
|
|
UErrorCode& status) {
|
|
if (segment.charAt(0) != u'@') {
|
|
return false;
|
|
}
|
|
int offset = 0;
|
|
int minSig = 0;
|
|
int maxSig;
|
|
for (; offset < segment.length(); offset++) {
|
|
if (segment.charAt(offset) == u'@') {
|
|
minSig++;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
if (offset < segment.length()) {
|
|
if (isWildcardChar(segment.charAt(offset))) {
|
|
// @+, @@+, @@@+
|
|
maxSig = -1;
|
|
offset++;
|
|
} else {
|
|
// @#, @##, @###
|
|
// @@#, @@##, @@@#
|
|
maxSig = minSig;
|
|
for (; offset < segment.length(); offset++) {
|
|
if (segment.charAt(offset) == u'#') {
|
|
maxSig++;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
// @, @@, @@@
|
|
maxSig = minSig;
|
|
}
|
|
UNumberRoundingPriority priority;
|
|
if (offset < segment.length()) {
|
|
if (maxSig == -1) {
|
|
// The wildcard character is not allowed with the priority annotation
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return false;
|
|
}
|
|
if (segment.codePointAt(offset) == u'r') {
|
|
priority = UNUM_ROUNDING_PRIORITY_RELAXED;
|
|
offset++;
|
|
} else if (segment.codePointAt(offset) == u's') {
|
|
priority = UNUM_ROUNDING_PRIORITY_STRICT;
|
|
offset++;
|
|
} else {
|
|
// Invalid digits option for fraction rounder
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return false;
|
|
}
|
|
if (offset < segment.length()) {
|
|
// Invalid digits option for fraction rounder
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return false;
|
|
}
|
|
} else if (maxSig == -1) {
|
|
// withMinDigits
|
|
maxSig = minSig;
|
|
minSig = 1;
|
|
priority = UNUM_ROUNDING_PRIORITY_RELAXED;
|
|
} else if (minSig == 1) {
|
|
// withMaxDigits
|
|
priority = UNUM_ROUNDING_PRIORITY_STRICT;
|
|
} else {
|
|
// Digits options with both min and max sig require the priority option
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return false;
|
|
}
|
|
|
|
auto& oldPrecision = static_cast<const FractionPrecision&>(macros.precision);
|
|
macros.precision = oldPrecision.withSignificantDigits(minSig, maxSig, priority);
|
|
return true;
|
|
}
|
|
|
|
bool blueprint_helpers::parseTrailingZeroOption(const StringSegment& segment, MacroProps& macros, UErrorCode&) {
|
|
if (segment == u"w") {
|
|
macros.precision = macros.precision.trailingZeroDisplay(UNUM_TRAILING_ZERO_HIDE_IF_WHOLE);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void blueprint_helpers::parseIncrementOption(const StringSegment &segment, MacroProps ¯os,
|
|
UErrorCode &status) {
|
|
number::impl::parseIncrementOption(segment, macros.precision, status);
|
|
}
|
|
|
|
void blueprint_helpers::generateIncrementOption(double increment, int32_t minFrac, UnicodeString& sb,
|
|
UErrorCode&) {
|
|
// Utilize DecimalQuantity/double_conversion to format this for us.
|
|
DecimalQuantity dq;
|
|
dq.setToDouble(increment);
|
|
dq.roundToInfinity();
|
|
dq.setMinFraction(minFrac);
|
|
sb.append(dq.toPlainString());
|
|
}
|
|
|
|
void blueprint_helpers::parseIntegerWidthOption(const StringSegment& segment, MacroProps& macros,
|
|
UErrorCode& status) {
|
|
int32_t offset = 0;
|
|
int32_t minInt = 0;
|
|
int32_t maxInt;
|
|
if (isWildcardChar(segment.charAt(0))) {
|
|
maxInt = -1;
|
|
offset++;
|
|
} else {
|
|
maxInt = 0;
|
|
}
|
|
for (; offset < segment.length(); offset++) {
|
|
if (maxInt != -1 && segment.charAt(offset) == u'#') {
|
|
maxInt++;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
if (offset < segment.length()) {
|
|
for (; offset < segment.length(); offset++) {
|
|
if (segment.charAt(offset) == u'0') {
|
|
minInt++;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (maxInt != -1) {
|
|
maxInt += minInt;
|
|
}
|
|
if (offset < segment.length()) {
|
|
// throw new SkeletonSyntaxException("Invalid integer width stem", segment);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return;
|
|
}
|
|
// Use the public APIs to enforce bounds checking
|
|
if (maxInt == -1) {
|
|
macros.integerWidth = IntegerWidth::zeroFillTo(minInt);
|
|
} else {
|
|
macros.integerWidth = IntegerWidth::zeroFillTo(minInt).truncateAt(maxInt);
|
|
}
|
|
}
|
|
|
|
void blueprint_helpers::generateIntegerWidthOption(int32_t minInt, int32_t maxInt, UnicodeString& sb,
|
|
UErrorCode&) {
|
|
if (maxInt == -1) {
|
|
sb.append(kWildcardChar);
|
|
} else {
|
|
appendMultiple(sb, u'#', maxInt - minInt);
|
|
}
|
|
appendMultiple(sb, u'0', minInt);
|
|
}
|
|
|
|
void blueprint_helpers::parseNumberingSystemOption(const StringSegment& segment, MacroProps& macros,
|
|
UErrorCode& status) {
|
|
// Need to do char <-> UChar conversion...
|
|
U_ASSERT(U_SUCCESS(status));
|
|
CharString buffer;
|
|
SKELETON_UCHAR_TO_CHAR(buffer, segment.toTempUnicodeString(), 0, segment.length(), status);
|
|
|
|
NumberingSystem* ns = NumberingSystem::createInstanceByName(buffer.data(), status);
|
|
if (ns == nullptr || U_FAILURE(status)) {
|
|
// This is a skeleton syntax error; don't bubble up the low-level NumberingSystem error
|
|
// throw new SkeletonSyntaxException("Unknown numbering system", segment);
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return;
|
|
}
|
|
macros.symbols.setTo(ns);
|
|
}
|
|
|
|
void blueprint_helpers::generateNumberingSystemOption(const NumberingSystem& ns, UnicodeString& sb,
|
|
UErrorCode&) {
|
|
// Need to do char <-> UChar conversion...
|
|
sb.append(UnicodeString(ns.getName(), -1, US_INV));
|
|
}
|
|
|
|
void blueprint_helpers::parseScaleOption(const StringSegment& segment, MacroProps& macros,
|
|
UErrorCode& status) {
|
|
// Need to do char <-> UChar conversion...
|
|
U_ASSERT(U_SUCCESS(status));
|
|
CharString buffer;
|
|
SKELETON_UCHAR_TO_CHAR(buffer, segment.toTempUnicodeString(), 0, segment.length(), status);
|
|
|
|
LocalPointer<DecNum> decnum(new DecNum(), status);
|
|
if (U_FAILURE(status)) { return; }
|
|
decnum->setTo({buffer.data(), buffer.length()}, status);
|
|
if (U_FAILURE(status) || decnum->isSpecial()) {
|
|
// This is a skeleton syntax error; don't let the low-level decnum error bubble up
|
|
status = U_NUMBER_SKELETON_SYNTAX_ERROR;
|
|
return;
|
|
}
|
|
|
|
// NOTE: The constructor will optimize the decnum for us if possible.
|
|
macros.scale = {0, decnum.orphan()};
|
|
}
|
|
|
|
void blueprint_helpers::generateScaleOption(int32_t magnitude, const DecNum* arbitrary, UnicodeString& sb,
|
|
UErrorCode& status) {
|
|
// Utilize DecimalQuantity/double_conversion to format this for us.
|
|
DecimalQuantity dq;
|
|
if (arbitrary != nullptr) {
|
|
dq.setToDecNum(*arbitrary, status);
|
|
if (U_FAILURE(status)) { return; }
|
|
} else {
|
|
dq.setToInt(1);
|
|
}
|
|
dq.adjustMagnitude(magnitude);
|
|
dq.roundToInfinity();
|
|
sb.append(dq.toPlainString());
|
|
}
|
|
|
|
|
|
bool GeneratorHelpers::notation(const MacroProps& macros, UnicodeString& sb, UErrorCode& status) {
|
|
if (macros.notation.fType == Notation::NTN_COMPACT) {
|
|
UNumberCompactStyle style = macros.notation.fUnion.compactStyle;
|
|
if (style == UNumberCompactStyle::UNUM_LONG) {
|
|
sb.append(u"compact-long", -1);
|
|
return true;
|
|
} else if (style == UNumberCompactStyle::UNUM_SHORT) {
|
|
sb.append(u"compact-short", -1);
|
|
return true;
|
|
} else {
|
|
// Compact notation generated from custom data (not supported in skeleton)
|
|
// The other compact notations are literals
|
|
status = U_UNSUPPORTED_ERROR;
|
|
return false;
|
|
}
|
|
} else if (macros.notation.fType == Notation::NTN_SCIENTIFIC) {
|
|
const Notation::ScientificSettings& impl = macros.notation.fUnion.scientific;
|
|
if (impl.fEngineeringInterval == 3) {
|
|
sb.append(u"engineering", -1);
|
|
} else {
|
|
sb.append(u"scientific", -1);
|
|
}
|
|
if (impl.fMinExponentDigits > 1) {
|
|
sb.append(u'/');
|
|
blueprint_helpers::generateExponentWidthOption(impl.fMinExponentDigits, sb, status);
|
|
if (U_FAILURE(status)) {
|
|
return false;
|
|
}
|
|
}
|
|
if (impl.fExponentSignDisplay != UNUM_SIGN_AUTO) {
|
|
sb.append(u'/');
|
|
enum_to_stem_string::signDisplay(impl.fExponentSignDisplay, sb);
|
|
}
|
|
return true;
|
|
} else {
|
|
// Default value is not shown in normalized form
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool GeneratorHelpers::unit(const MacroProps& macros, UnicodeString& sb, UErrorCode& status) {
|
|
MeasureUnit unit = macros.unit;
|
|
if (!utils::unitIsBaseUnit(macros.perUnit)) {
|
|
if (utils::unitIsCurrency(macros.unit) || utils::unitIsCurrency(macros.perUnit)) {
|
|
status = U_UNSUPPORTED_ERROR;
|
|
return false;
|
|
}
|
|
unit = unit.product(macros.perUnit.reciprocal(status), status);
|
|
}
|
|
|
|
if (utils::unitIsCurrency(unit)) {
|
|
sb.append(u"currency/", -1);
|
|
CurrencyUnit currency(unit, status);
|
|
if (U_FAILURE(status)) {
|
|
return false;
|
|
}
|
|
blueprint_helpers::generateCurrencyOption(currency, sb, status);
|
|
return true;
|
|
} else if (utils::unitIsBaseUnit(unit)) {
|
|
// Default value is not shown in normalized form
|
|
return false;
|
|
} else if (utils::unitIsPercent(unit)) {
|
|
sb.append(u"percent", -1);
|
|
return true;
|
|
} else if (utils::unitIsPermille(unit)) {
|
|
sb.append(u"permille", -1);
|
|
return true;
|
|
} else {
|
|
sb.append(u"unit/", -1);
|
|
sb.append(unit.getIdentifier());
|
|
return true;
|
|
}
|
|
}
|
|
|
|
bool GeneratorHelpers::usage(const MacroProps& macros, UnicodeString& sb, UErrorCode& /* status */) {
|
|
if (macros.usage.isSet()) {
|
|
sb.append(u"usage/", -1);
|
|
sb.append(UnicodeString(macros.usage.fValue, -1, US_INV));
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool GeneratorHelpers::precision(const MacroProps& macros, UnicodeString& sb, UErrorCode& status) {
|
|
if (macros.precision.fType == Precision::RND_NONE) {
|
|
sb.append(u"precision-unlimited", -1);
|
|
} else if (macros.precision.fType == Precision::RND_FRACTION) {
|
|
const Precision::FractionSignificantSettings& impl = macros.precision.fUnion.fracSig;
|
|
blueprint_helpers::generateFractionStem(impl.fMinFrac, impl.fMaxFrac, sb, status);
|
|
} else if (macros.precision.fType == Precision::RND_SIGNIFICANT) {
|
|
const Precision::FractionSignificantSettings& impl = macros.precision.fUnion.fracSig;
|
|
blueprint_helpers::generateDigitsStem(impl.fMinSig, impl.fMaxSig, sb, status);
|
|
} else if (macros.precision.fType == Precision::RND_FRACTION_SIGNIFICANT) {
|
|
const Precision::FractionSignificantSettings& impl = macros.precision.fUnion.fracSig;
|
|
blueprint_helpers::generateFractionStem(impl.fMinFrac, impl.fMaxFrac, sb, status);
|
|
sb.append(u'/');
|
|
blueprint_helpers::generateDigitsStem(impl.fMinSig, impl.fMaxSig, sb, status);
|
|
if (impl.fPriority == UNUM_ROUNDING_PRIORITY_RELAXED) {
|
|
sb.append(u'r');
|
|
} else {
|
|
sb.append(u's');
|
|
}
|
|
} else if (macros.precision.fType == Precision::RND_INCREMENT
|
|
|| macros.precision.fType == Precision::RND_INCREMENT_ONE
|
|
|| macros.precision.fType == Precision::RND_INCREMENT_FIVE) {
|
|
const Precision::IncrementSettings& impl = macros.precision.fUnion.increment;
|
|
sb.append(u"precision-increment/", -1);
|
|
blueprint_helpers::generateIncrementOption(
|
|
impl.fIncrement,
|
|
impl.fMinFrac,
|
|
sb,
|
|
status);
|
|
} else if (macros.precision.fType == Precision::RND_CURRENCY) {
|
|
UCurrencyUsage usage = macros.precision.fUnion.currencyUsage;
|
|
if (usage == UCURR_USAGE_STANDARD) {
|
|
sb.append(u"precision-currency-standard", -1);
|
|
} else {
|
|
sb.append(u"precision-currency-cash", -1);
|
|
}
|
|
} else {
|
|
// Bogus or Error
|
|
return false;
|
|
}
|
|
|
|
if (macros.precision.fTrailingZeroDisplay == UNUM_TRAILING_ZERO_HIDE_IF_WHOLE) {
|
|
sb.append(u"/w", -1);
|
|
}
|
|
|
|
// NOTE: Always return true for rounding because the default value depends on other options.
|
|
return true;
|
|
}
|
|
|
|
bool GeneratorHelpers::roundingMode(const MacroProps& macros, UnicodeString& sb, UErrorCode&) {
|
|
if (macros.roundingMode == kDefaultMode) {
|
|
return false; // Default
|
|
}
|
|
enum_to_stem_string::roundingMode(macros.roundingMode, sb);
|
|
return true;
|
|
}
|
|
|
|
bool GeneratorHelpers::grouping(const MacroProps& macros, UnicodeString& sb, UErrorCode& status) {
|
|
if (macros.grouper.isBogus()) {
|
|
return false; // No value
|
|
} else if (macros.grouper.fStrategy == UNUM_GROUPING_COUNT) {
|
|
status = U_UNSUPPORTED_ERROR;
|
|
return false;
|
|
} else if (macros.grouper.fStrategy == UNUM_GROUPING_AUTO) {
|
|
return false; // Default value
|
|
} else {
|
|
enum_to_stem_string::groupingStrategy(macros.grouper.fStrategy, sb);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
bool GeneratorHelpers::integerWidth(const MacroProps& macros, UnicodeString& sb, UErrorCode& status) {
|
|
if (macros.integerWidth.fHasError || macros.integerWidth.isBogus() ||
|
|
macros.integerWidth == IntegerWidth::standard()) {
|
|
// Error or Default
|
|
return false;
|
|
}
|
|
const auto& minMaxInt = macros.integerWidth.fUnion.minMaxInt;
|
|
if (minMaxInt.fMinInt == 0 && minMaxInt.fMaxInt == 0) {
|
|
sb.append(u"integer-width-trunc", -1);
|
|
return true;
|
|
}
|
|
sb.append(u"integer-width/", -1);
|
|
blueprint_helpers::generateIntegerWidthOption(
|
|
minMaxInt.fMinInt,
|
|
minMaxInt.fMaxInt,
|
|
sb,
|
|
status);
|
|
return true;
|
|
}
|
|
|
|
bool GeneratorHelpers::symbols(const MacroProps& macros, UnicodeString& sb, UErrorCode& status) {
|
|
if (macros.symbols.isNumberingSystem()) {
|
|
const NumberingSystem& ns = *macros.symbols.getNumberingSystem();
|
|
if (uprv_strcmp(ns.getName(), "latn") == 0) {
|
|
sb.append(u"latin", -1);
|
|
} else {
|
|
sb.append(u"numbering-system/", -1);
|
|
blueprint_helpers::generateNumberingSystemOption(ns, sb, status);
|
|
}
|
|
return true;
|
|
} else if (macros.symbols.isDecimalFormatSymbols()) {
|
|
status = U_UNSUPPORTED_ERROR;
|
|
return false;
|
|
} else {
|
|
// No custom symbols
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool GeneratorHelpers::unitWidth(const MacroProps& macros, UnicodeString& sb, UErrorCode&) {
|
|
if (macros.unitWidth == UNUM_UNIT_WIDTH_SHORT || macros.unitWidth == UNUM_UNIT_WIDTH_COUNT) {
|
|
return false; // Default or Bogus
|
|
}
|
|
enum_to_stem_string::unitWidth(macros.unitWidth, sb);
|
|
return true;
|
|
}
|
|
|
|
bool GeneratorHelpers::sign(const MacroProps& macros, UnicodeString& sb, UErrorCode&) {
|
|
if (macros.sign == UNUM_SIGN_AUTO || macros.sign == UNUM_SIGN_COUNT) {
|
|
return false; // Default or Bogus
|
|
}
|
|
enum_to_stem_string::signDisplay(macros.sign, sb);
|
|
return true;
|
|
}
|
|
|
|
bool GeneratorHelpers::decimal(const MacroProps& macros, UnicodeString& sb, UErrorCode&) {
|
|
if (macros.decimal == UNUM_DECIMAL_SEPARATOR_AUTO || macros.decimal == UNUM_DECIMAL_SEPARATOR_COUNT) {
|
|
return false; // Default or Bogus
|
|
}
|
|
enum_to_stem_string::decimalSeparatorDisplay(macros.decimal, sb);
|
|
return true;
|
|
}
|
|
|
|
bool GeneratorHelpers::scale(const MacroProps& macros, UnicodeString& sb, UErrorCode& status) {
|
|
if (!macros.scale.isValid()) {
|
|
return false; // Default or Bogus
|
|
}
|
|
sb.append(u"scale/", -1);
|
|
blueprint_helpers::generateScaleOption(
|
|
macros.scale.fMagnitude,
|
|
macros.scale.fArbitrary,
|
|
sb,
|
|
status);
|
|
return true;
|
|
}
|
|
|
|
|
|
// Definitions of public API methods (put here for dependency disentanglement)
|
|
|
|
#if (U_PF_WINDOWS <= U_PLATFORM && U_PLATFORM <= U_PF_CYGWIN) && defined(_MSC_VER)
|
|
// Ignore MSVC warning 4661. This is generated for NumberFormatterSettings<>::toSkeleton() as this method
|
|
// is defined elsewhere (in number_skeletons.cpp). The compiler is warning that the explicit template instantiation
|
|
// inside this single translation unit (CPP file) is incomplete, and thus it isn't sure if the template class is
|
|
// fully defined. However, since each translation unit explicitly instantiates all the necessary template classes,
|
|
// they will all be passed to the linker, and the linker will still find and export all the class members.
|
|
#pragma warning(push)
|
|
#pragma warning(disable: 4661)
|
|
#endif
|
|
|
|
template<typename Derived>
|
|
UnicodeString NumberFormatterSettings<Derived>::toSkeleton(UErrorCode& status) const {
|
|
if (U_FAILURE(status)) {
|
|
return ICU_Utility::makeBogusString();
|
|
}
|
|
if (fMacros.copyErrorTo(status)) {
|
|
return ICU_Utility::makeBogusString();
|
|
}
|
|
return skeleton::generate(fMacros, status);
|
|
}
|
|
|
|
// Declare all classes that implement NumberFormatterSettings
|
|
// See https://stackoverflow.com/a/495056/1407170
|
|
template
|
|
class icu::number::NumberFormatterSettings<icu::number::UnlocalizedNumberFormatter>;
|
|
template
|
|
class icu::number::NumberFormatterSettings<icu::number::LocalizedNumberFormatter>;
|
|
|
|
UnlocalizedNumberFormatter
|
|
NumberFormatter::forSkeleton(const UnicodeString& skeleton, UErrorCode& status) {
|
|
return skeleton::create(skeleton, nullptr, status);
|
|
}
|
|
|
|
UnlocalizedNumberFormatter
|
|
NumberFormatter::forSkeleton(const UnicodeString& skeleton, UParseError& perror, UErrorCode& status) {
|
|
return skeleton::create(skeleton, &perror, status);
|
|
}
|
|
|
|
#if (U_PF_WINDOWS <= U_PLATFORM && U_PLATFORM <= U_PF_CYGWIN) && defined(_MSC_VER)
|
|
// Warning 4661.
|
|
#pragma warning(pop)
|
|
#endif
|
|
|
|
#endif /* #if !UCONFIG_NO_FORMATTING */
|