diff options
Diffstat (limited to 'deps/node/deps/icu-small/source/i18n/number_affixutils.cpp')
| -rw-r--r-- | deps/node/deps/icu-small/source/i18n/number_affixutils.cpp | 438 |
1 files changed, 0 insertions, 438 deletions
diff --git a/deps/node/deps/icu-small/source/i18n/number_affixutils.cpp b/deps/node/deps/icu-small/source/i18n/number_affixutils.cpp deleted file mode 100644 index 8da29a03..00000000 --- a/deps/node/deps/icu-small/source/i18n/number_affixutils.cpp +++ /dev/null @@ -1,438 +0,0 @@ -// © 2017 and later: Unicode, Inc. and others. -// License & terms of use: http://www.unicode.org/copyright.html - -#include "unicode/utypes.h" - -#if !UCONFIG_NO_FORMATTING - -#include "number_affixutils.h" -#include "unicode/utf16.h" -#include "unicode/uniset.h" - -using namespace icu; -using namespace icu::number; -using namespace icu::number::impl; - -TokenConsumer::~TokenConsumer() = default; -SymbolProvider::~SymbolProvider() = default; - -int32_t AffixUtils::estimateLength(const UnicodeString &patternString, UErrorCode &status) { - AffixPatternState state = STATE_BASE; - int32_t offset = 0; - int32_t length = 0; - for (; offset < patternString.length();) { - UChar32 cp = patternString.char32At(offset); - - switch (state) { - case STATE_BASE: - if (cp == u'\'') { - // First quote - state = STATE_FIRST_QUOTE; - } else { - // Unquoted symbol - length++; - } - break; - case STATE_FIRST_QUOTE: - if (cp == u'\'') { - // Repeated quote - length++; - state = STATE_BASE; - } else { - // Quoted code point - length++; - state = STATE_INSIDE_QUOTE; - } - break; - case STATE_INSIDE_QUOTE: - if (cp == u'\'') { - // End of quoted sequence - state = STATE_AFTER_QUOTE; - } else { - // Quoted code point - length++; - } - break; - case STATE_AFTER_QUOTE: - if (cp == u'\'') { - // Double quote inside of quoted sequence - length++; - state = STATE_INSIDE_QUOTE; - } else { - // Unquoted symbol - length++; - } - break; - default: - U_ASSERT(false); - } - - offset += U16_LENGTH(cp); - } - - switch (state) { - case STATE_FIRST_QUOTE: - case STATE_INSIDE_QUOTE: - status = U_ILLEGAL_ARGUMENT_ERROR; - break; - default: - break; - } - - return length; -} - -UnicodeString AffixUtils::escape(const UnicodeString &input) { - AffixPatternState state = STATE_BASE; - int32_t offset = 0; - UnicodeString output; - for (; offset < input.length();) { - UChar32 cp = input.char32At(offset); - - switch (cp) { - case u'\'': - output.append(u"''", -1); - break; - - case u'-': - case u'+': - case u'%': - case u'‰': - case u'¤': - if (state == STATE_BASE) { - output.append(u'\''); - output.append(cp); - state = STATE_INSIDE_QUOTE; - } else { - output.append(cp); - } - break; - - default: - if (state == STATE_INSIDE_QUOTE) { - output.append(u'\''); - output.append(cp); - state = STATE_BASE; - } else { - output.append(cp); - } - break; - } - offset += U16_LENGTH(cp); - } - - if (state == STATE_INSIDE_QUOTE) { - output.append(u'\''); - } - - return output; -} - -Field AffixUtils::getFieldForType(AffixPatternType type) { - switch (type) { - case TYPE_MINUS_SIGN: - return Field::UNUM_SIGN_FIELD; - case TYPE_PLUS_SIGN: - return Field::UNUM_SIGN_FIELD; - case TYPE_PERCENT: - return Field::UNUM_PERCENT_FIELD; - case TYPE_PERMILLE: - return Field::UNUM_PERMILL_FIELD; - case TYPE_CURRENCY_SINGLE: - return Field::UNUM_CURRENCY_FIELD; - case TYPE_CURRENCY_DOUBLE: - return Field::UNUM_CURRENCY_FIELD; - case TYPE_CURRENCY_TRIPLE: - return Field::UNUM_CURRENCY_FIELD; - case TYPE_CURRENCY_QUAD: - return Field::UNUM_CURRENCY_FIELD; - case TYPE_CURRENCY_QUINT: - return Field::UNUM_CURRENCY_FIELD; - case TYPE_CURRENCY_OVERFLOW: - return Field::UNUM_CURRENCY_FIELD; - default: - U_ASSERT(false); - return Field::UNUM_FIELD_COUNT; // suppress "control reaches end of non-void function" - } -} - -int32_t -AffixUtils::unescape(const UnicodeString &affixPattern, NumberStringBuilder &output, int32_t position, - const SymbolProvider &provider, UErrorCode &status) { - int32_t length = 0; - AffixTag tag; - while (hasNext(tag, affixPattern)) { - tag = nextToken(tag, affixPattern, status); - if (U_FAILURE(status)) { return length; } - if (tag.type == TYPE_CURRENCY_OVERFLOW) { - // Don't go to the provider for this special case - length += output.insertCodePoint(position + length, 0xFFFD, UNUM_CURRENCY_FIELD, status); - } else if (tag.type < 0) { - length += output.insert( - position + length, provider.getSymbol(tag.type), getFieldForType(tag.type), status); - } else { - length += output.insertCodePoint(position + length, tag.codePoint, UNUM_FIELD_COUNT, status); - } - } - return length; -} - -int32_t AffixUtils::unescapedCodePointCount(const UnicodeString &affixPattern, - const SymbolProvider &provider, UErrorCode &status) { - int32_t length = 0; - AffixTag tag; - while (hasNext(tag, affixPattern)) { - tag = nextToken(tag, affixPattern, status); - if (U_FAILURE(status)) { return length; } - if (tag.type == TYPE_CURRENCY_OVERFLOW) { - length += 1; - } else if (tag.type < 0) { - length += provider.getSymbol(tag.type).length(); - } else { - length += U16_LENGTH(tag.codePoint); - } - } - return length; -} - -bool -AffixUtils::containsType(const UnicodeString &affixPattern, AffixPatternType type, UErrorCode &status) { - if (affixPattern.length() == 0) { - return false; - } - AffixTag tag; - while (hasNext(tag, affixPattern)) { - tag = nextToken(tag, affixPattern, status); - if (U_FAILURE(status)) { return false; } - if (tag.type == type) { - return true; - } - } - return false; -} - -bool AffixUtils::hasCurrencySymbols(const UnicodeString &affixPattern, UErrorCode &status) { - if (affixPattern.length() == 0) { - return false; - } - AffixTag tag; - while (hasNext(tag, affixPattern)) { - tag = nextToken(tag, affixPattern, status); - if (U_FAILURE(status)) { return false; } - if (tag.type < 0 && getFieldForType(tag.type) == UNUM_CURRENCY_FIELD) { - return true; - } - } - return false; -} - -UnicodeString AffixUtils::replaceType(const UnicodeString &affixPattern, AffixPatternType type, - char16_t replacementChar, UErrorCode &status) { - UnicodeString output(affixPattern); // copy - if (affixPattern.length() == 0) { - return output; - }; - AffixTag tag; - while (hasNext(tag, affixPattern)) { - tag = nextToken(tag, affixPattern, status); - if (U_FAILURE(status)) { return output; } - if (tag.type == type) { - output.replace(tag.offset - 1, 1, replacementChar); - } - } - return output; -} - -bool AffixUtils::containsOnlySymbolsAndIgnorables(const UnicodeString& affixPattern, - const UnicodeSet& ignorables, UErrorCode& status) { - if (affixPattern.length() == 0) { - return true; - }; - AffixTag tag; - while (hasNext(tag, affixPattern)) { - tag = nextToken(tag, affixPattern, status); - if (U_FAILURE(status)) { return false; } - if (tag.type == TYPE_CODEPOINT && !ignorables.contains(tag.codePoint)) { - return false; - } - } - return true; -} - -void AffixUtils::iterateWithConsumer(const UnicodeString& affixPattern, TokenConsumer& consumer, - UErrorCode& status) { - if (affixPattern.length() == 0) { - return; - }; - AffixTag tag; - while (hasNext(tag, affixPattern)) { - tag = nextToken(tag, affixPattern, status); - if (U_FAILURE(status)) { return; } - consumer.consumeToken(tag.type, tag.codePoint, status); - if (U_FAILURE(status)) { return; } - } -} - -AffixTag AffixUtils::nextToken(AffixTag tag, const UnicodeString &patternString, UErrorCode &status) { - int32_t offset = tag.offset; - int32_t state = tag.state; - for (; offset < patternString.length();) { - UChar32 cp = patternString.char32At(offset); - int32_t count = U16_LENGTH(cp); - - switch (state) { - case STATE_BASE: - switch (cp) { - case u'\'': - state = STATE_FIRST_QUOTE; - offset += count; - // continue to the next code point - break; - case u'-': - return makeTag(offset + count, TYPE_MINUS_SIGN, STATE_BASE, 0); - case u'+': - return makeTag(offset + count, TYPE_PLUS_SIGN, STATE_BASE, 0); - case u'%': - return makeTag(offset + count, TYPE_PERCENT, STATE_BASE, 0); - case u'‰': - return makeTag(offset + count, TYPE_PERMILLE, STATE_BASE, 0); - case u'¤': - state = STATE_FIRST_CURR; - offset += count; - // continue to the next code point - break; - default: - return makeTag(offset + count, TYPE_CODEPOINT, STATE_BASE, cp); - } - break; - case STATE_FIRST_QUOTE: - if (cp == u'\'') { - return makeTag(offset + count, TYPE_CODEPOINT, STATE_BASE, cp); - } else { - return makeTag(offset + count, TYPE_CODEPOINT, STATE_INSIDE_QUOTE, cp); - } - case STATE_INSIDE_QUOTE: - if (cp == u'\'') { - state = STATE_AFTER_QUOTE; - offset += count; - // continue to the next code point - break; - } else { - return makeTag(offset + count, TYPE_CODEPOINT, STATE_INSIDE_QUOTE, cp); - } - case STATE_AFTER_QUOTE: - if (cp == u'\'') { - return makeTag(offset + count, TYPE_CODEPOINT, STATE_INSIDE_QUOTE, cp); - } else { - state = STATE_BASE; - // re-evaluate this code point - break; - } - case STATE_FIRST_CURR: - if (cp == u'¤') { - state = STATE_SECOND_CURR; - offset += count; - // continue to the next code point - break; - } else { - return makeTag(offset, TYPE_CURRENCY_SINGLE, STATE_BASE, 0); - } - case STATE_SECOND_CURR: - if (cp == u'¤') { - state = STATE_THIRD_CURR; - offset += count; - // continue to the next code point - break; - } else { - return makeTag(offset, TYPE_CURRENCY_DOUBLE, STATE_BASE, 0); - } - case STATE_THIRD_CURR: - if (cp == u'¤') { - state = STATE_FOURTH_CURR; - offset += count; - // continue to the next code point - break; - } else { - return makeTag(offset, TYPE_CURRENCY_TRIPLE, STATE_BASE, 0); - } - case STATE_FOURTH_CURR: - if (cp == u'¤') { - state = STATE_FIFTH_CURR; - offset += count; - // continue to the next code point - break; - } else { - return makeTag(offset, TYPE_CURRENCY_QUAD, STATE_BASE, 0); - } - case STATE_FIFTH_CURR: - if (cp == u'¤') { - state = STATE_OVERFLOW_CURR; - offset += count; - // continue to the next code point - break; - } else { - return makeTag(offset, TYPE_CURRENCY_QUINT, STATE_BASE, 0); - } - case STATE_OVERFLOW_CURR: - if (cp == u'¤') { - offset += count; - // continue to the next code point and loop back to this state - break; - } else { - return makeTag(offset, TYPE_CURRENCY_OVERFLOW, STATE_BASE, 0); - } - default: - U_ASSERT(false); - } - } - // End of string - switch (state) { - case STATE_BASE: - // No more tokens in string. - return {-1}; - case STATE_FIRST_QUOTE: - case STATE_INSIDE_QUOTE: - // For consistent behavior with the JDK and ICU 58, set an error here. - status = U_ILLEGAL_ARGUMENT_ERROR; - return {-1}; - case STATE_AFTER_QUOTE: - // No more tokens in string. - return {-1}; - case STATE_FIRST_CURR: - return makeTag(offset, TYPE_CURRENCY_SINGLE, STATE_BASE, 0); - case STATE_SECOND_CURR: - return makeTag(offset, TYPE_CURRENCY_DOUBLE, STATE_BASE, 0); - case STATE_THIRD_CURR: - return makeTag(offset, TYPE_CURRENCY_TRIPLE, STATE_BASE, 0); - case STATE_FOURTH_CURR: - return makeTag(offset, TYPE_CURRENCY_QUAD, STATE_BASE, 0); - case STATE_FIFTH_CURR: - return makeTag(offset, TYPE_CURRENCY_QUINT, STATE_BASE, 0); - case STATE_OVERFLOW_CURR: - return makeTag(offset, TYPE_CURRENCY_OVERFLOW, STATE_BASE, 0); - default: - U_ASSERT(false); - return {-1}; // suppress "control reaches end of non-void function" - } -} - -bool AffixUtils::hasNext(const AffixTag &tag, const UnicodeString &string) { - // First check for the {-1} and default initializer syntax. - if (tag.offset < 0) { - return false; - } else if (tag.offset == 0) { - return string.length() > 0; - } - // The rest of the fields are safe to use now. - // Special case: the last character in string is an end quote. - if (tag.state == STATE_INSIDE_QUOTE && tag.offset == string.length() - 1 && - string.charAt(tag.offset) == u'\'') { - return false; - } else if (tag.state != STATE_BASE) { - return true; - } else { - return tag.offset < string.length(); - } -} - -#endif /* #if !UCONFIG_NO_FORMATTING */ |