1 files changed, 57 insertions, 0 deletions
diff --git a/intl/icu/source/common/unistr_titlecase_brkiter.cpp b/intl/icu/source/common/unistr_titlecase_brkiter.cpp
new file mode 100644
index 0000000000..4969884b0d
--- /dev/null
+++ b/intl/icu/source/common/unistr_titlecase_brkiter.cpp
@@ -0,0 +1,57 @@
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html
+/*
+*******************************************************************************
+*   Copyright (C) 2011, International Business Machines
+*   Corporation and others.  All Rights Reserved.
+*******************************************************************************
+*   file name:  unistr_titlecase_brkiter.cpp
+*   encoding:   UTF-8
+*   tab size:   8 (not used)
+*   indentation:2
+*
+*   created on: 2011may30
+*   created by: Markus W. Scherer
+*
+*   Titlecasing functions that are based on BreakIterator
+*   were moved here to break dependency cycles among parts of the common library.
+*/
+
+#include "unicode/utypes.h"
+
+#if !UCONFIG_NO_BREAK_ITERATION
+
+#include "unicode/brkiter.h"
+#include "unicode/locid.h"
+#include "unicode/ucasemap.h"
+#include "unicode/unistr.h"
+#include "ucasemap_imp.h"
+
+U_NAMESPACE_BEGIN
+
+UnicodeString &
+UnicodeString::toTitle(BreakIterator *iter) {
+    return toTitle(iter, Locale::getDefault(), 0);
+}
+
+UnicodeString &
+UnicodeString::toTitle(BreakIterator *iter, const Locale &locale) {
+    return toTitle(iter, locale, 0);
+}
+
+UnicodeString &
+UnicodeString::toTitle(BreakIterator *iter, const Locale &locale, uint32_t options) {
+    LocalPointer<BreakIterator> ownedIter;
+    UErrorCode errorCode = U_ZERO_ERROR;
+    iter = ustrcase_getTitleBreakIterator(&locale, "", options, iter, ownedIter, errorCode);
+    if (iter == nullptr) {
+        setToBogus();
+        return *this;
+    }
+    caseMap(ustrcase_getCaseLocale(locale.getBaseName()), options, iter, ustrcase_internalToTitle);
+    return *this;
+}
+
+U_NAMESPACE_END
+
+#endif  // !UCONFIG_NO_BREAK_ITERATION