diff options
Diffstat (limited to 'deps/node/deps/icu-small/source/common/usetiter.cpp')
-rw-r--r-- | deps/node/deps/icu-small/source/common/usetiter.cpp | 152 |
1 files changed, 0 insertions, 152 deletions
diff --git a/deps/node/deps/icu-small/source/common/usetiter.cpp b/deps/node/deps/icu-small/source/common/usetiter.cpp deleted file mode 100644 index 5d5d3c4e..00000000 --- a/deps/node/deps/icu-small/source/common/usetiter.cpp +++ /dev/null @@ -1,152 +0,0 @@ -// © 2016 and later: Unicode, Inc. and others. -// License & terms of use: http://www.unicode.org/copyright.html -/* -********************************************************************** -* Copyright (c) 2002-2006, International Business Machines -* Corporation and others. All Rights Reserved. -********************************************************************** -*/ -#include "unicode/usetiter.h" -#include "unicode/uniset.h" -#include "unicode/unistr.h" -#include "uvector.h" - -U_NAMESPACE_BEGIN - -UOBJECT_DEFINE_RTTI_IMPLEMENTATION(UnicodeSetIterator) - -/** - * Create an iterator - * @param set set to iterate over - */ -UnicodeSetIterator::UnicodeSetIterator(const UnicodeSet& uSet) { - cpString = NULL; - reset(uSet); -} - -/** - * Create an iterator. Convenience for when the contents are to be set later. - */ -UnicodeSetIterator::UnicodeSetIterator() { - this->set = NULL; - cpString = NULL; - reset(); -} - -UnicodeSetIterator::~UnicodeSetIterator() { - delete cpString; -} - -/** - * Returns the next element in the set. - * @return true if there was another element in the set. - * if so, if codepoint == IS_STRING, the value is a string in the string field - * else the value is a single code point in the codepoint field. - * <br>You are guaranteed that the codepoints are in sorted order, and the strings are in sorted order, - * and that all code points are returned before any strings are returned. - * <br>Note also that the codepointEnd is undefined after calling this method. - */ -UBool UnicodeSetIterator::next() { - if (nextElement <= endElement) { - codepoint = codepointEnd = nextElement++; - string = NULL; - return TRUE; - } - if (range < endRange) { - loadRange(++range); - codepoint = codepointEnd = nextElement++; - string = NULL; - return TRUE; - } - - if (nextString >= stringCount) return FALSE; - codepoint = (UChar32)IS_STRING; // signal that value is actually a string - string = (const UnicodeString*) set->strings->elementAt(nextString++); - return TRUE; -} - -/** - * @return true if there was another element in the set. - * if so, if codepoint == IS_STRING, the value is a string in the string field - * else the value is a range of codepoints in the <codepoint, codepointEnd> fields. - * <br>Note that the codepoints are in sorted order, and the strings are in sorted order, - * and that all code points are returned before any strings are returned. - * <br>You are guaranteed that the ranges are in sorted order, and the strings are in sorted order, - * and that all ranges are returned before any strings are returned. - * <br>You are also guaranteed that ranges are disjoint and non-contiguous. - * <br>Note also that the codepointEnd is undefined after calling this method. - */ -UBool UnicodeSetIterator::nextRange() { - string = NULL; - if (nextElement <= endElement) { - codepointEnd = endElement; - codepoint = nextElement; - nextElement = endElement+1; - return TRUE; - } - if (range < endRange) { - loadRange(++range); - codepointEnd = endElement; - codepoint = nextElement; - nextElement = endElement+1; - return TRUE; - } - - if (nextString >= stringCount) return FALSE; - codepoint = (UChar32)IS_STRING; // signal that value is actually a string - string = (const UnicodeString*) set->strings->elementAt(nextString++); - return TRUE; -} - -/** - *@param set the set to iterate over. This allows reuse of the iterator. - */ -void UnicodeSetIterator::reset(const UnicodeSet& uSet) { - this->set = &uSet; - reset(); -} - -/** - * Resets to the start, to allow the iteration to start over again. - */ -void UnicodeSetIterator::reset() { - if (set == NULL) { - // Set up indices to empty iteration - endRange = -1; - stringCount = 0; - } else { - endRange = set->getRangeCount() - 1; - stringCount = set->strings->size(); - } - range = 0; - endElement = -1; - nextElement = 0; - if (endRange >= 0) { - loadRange(range); - } - nextString = 0; - string = NULL; -} - -void UnicodeSetIterator::loadRange(int32_t iRange) { - nextElement = set->getRangeStart(iRange); - endElement = set->getRangeEnd(iRange); -} - - -const UnicodeString& UnicodeSetIterator::getString() { - if (string==NULL && codepoint!=(UChar32)IS_STRING) { - if (cpString == NULL) { - cpString = new UnicodeString(); - } - if (cpString != NULL) { - cpString->setTo((UChar32)codepoint); - } - string = cpString; - } - return *string; -} - -U_NAMESPACE_END - -//eof |