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authorneksard <neksard@yandex-team.ru>2022-02-10 16:45:23 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:45:23 +0300
commit8f7cf138264e0caa318144bf8a2c950e0b0a8593 (patch)
tree83bf5c8c8047c42d8475e6095df90ccdc3d1b57f /contrib/libs/icu/common/unistrappender.h
parentd3a398281c6fd1d3672036cb2d63f842d2cb28c5 (diff)
downloadydb-8f7cf138264e0caa318144bf8a2c950e0b0a8593.tar.gz
Restoring authorship annotation for <neksard@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/libs/icu/common/unistrappender.h')
-rw-r--r--contrib/libs/icu/common/unistrappender.h178
1 files changed, 89 insertions, 89 deletions
diff --git a/contrib/libs/icu/common/unistrappender.h b/contrib/libs/icu/common/unistrappender.h
index 75fcb9e775..0890406d7a 100644
--- a/contrib/libs/icu/common/unistrappender.h
+++ b/contrib/libs/icu/common/unistrappender.h
@@ -1,90 +1,90 @@
// © 2016 and later: Unicode, Inc. and others.
-// License & terms of use: http://www.unicode.org/copyright.html
-/*
-******************************************************************************
-* Copyright (C) 2015, International Business Machines Corporation and
-* others. All Rights Reserved.
-******************************************************************************
-*
-* File unistrappender.h
-******************************************************************************
-*/
-
-#ifndef __UNISTRAPPENDER_H__
-#define __UNISTRAPPENDER_H__
-
-#include "unicode/unistr.h"
-#include "unicode/uobject.h"
-#include "unicode/utf16.h"
-#include "unicode/utypes.h"
-#include "cmemory.h"
-
-U_NAMESPACE_BEGIN
-
-/**
- * An optimization for the slowness of calling UnicodeString::append()
- * one character at a time in a loop. It stores appends in a buffer while
- * never actually calling append on the unicode string unless the buffer
- * fills up or is flushed.
- *
- * proper usage:
- * {
- * UnicodeStringAppender appender(astring);
- * for (int32_t i = 0; i < 100; ++i) {
- * appender.append((UChar) i);
- * }
- * // appender flushed automatically when it goes out of scope.
- * }
- */
-class UnicodeStringAppender : public UMemory {
-public:
-
- /**
- * dest is the UnicodeString being appended to. It must always
- * exist while this instance exists.
- */
- UnicodeStringAppender(UnicodeString &dest) : fDest(&dest), fIdx(0) { }
-
- inline void append(UChar x) {
- if (fIdx == UPRV_LENGTHOF(fBuffer)) {
- fDest->append(fBuffer, 0, fIdx);
- fIdx = 0;
- }
- fBuffer[fIdx++] = x;
- }
-
- inline void append(UChar32 x) {
- if (fIdx >= UPRV_LENGTHOF(fBuffer) - 1) {
- fDest->append(fBuffer, 0, fIdx);
- fIdx = 0;
- }
- U16_APPEND_UNSAFE(fBuffer, fIdx, x);
- }
-
- /**
- * Ensures that all appended characters have been written out to dest.
- */
- inline void flush() {
- if (fIdx) {
- fDest->append(fBuffer, 0, fIdx);
- }
- fIdx = 0;
- }
-
- /**
- * flush the buffer when we go out of scope.
- */
- ~UnicodeStringAppender() {
- flush();
- }
-private:
- UnicodeString *fDest;
- int32_t fIdx;
- UChar fBuffer[32];
- UnicodeStringAppender(const UnicodeStringAppender &other);
- UnicodeStringAppender &operator=(const UnicodeStringAppender &other);
-};
-
-U_NAMESPACE_END
-
-#endif
+// License & terms of use: http://www.unicode.org/copyright.html
+/*
+******************************************************************************
+* Copyright (C) 2015, International Business Machines Corporation and
+* others. All Rights Reserved.
+******************************************************************************
+*
+* File unistrappender.h
+******************************************************************************
+*/
+
+#ifndef __UNISTRAPPENDER_H__
+#define __UNISTRAPPENDER_H__
+
+#include "unicode/unistr.h"
+#include "unicode/uobject.h"
+#include "unicode/utf16.h"
+#include "unicode/utypes.h"
+#include "cmemory.h"
+
+U_NAMESPACE_BEGIN
+
+/**
+ * An optimization for the slowness of calling UnicodeString::append()
+ * one character at a time in a loop. It stores appends in a buffer while
+ * never actually calling append on the unicode string unless the buffer
+ * fills up or is flushed.
+ *
+ * proper usage:
+ * {
+ * UnicodeStringAppender appender(astring);
+ * for (int32_t i = 0; i < 100; ++i) {
+ * appender.append((UChar) i);
+ * }
+ * // appender flushed automatically when it goes out of scope.
+ * }
+ */
+class UnicodeStringAppender : public UMemory {
+public:
+
+ /**
+ * dest is the UnicodeString being appended to. It must always
+ * exist while this instance exists.
+ */
+ UnicodeStringAppender(UnicodeString &dest) : fDest(&dest), fIdx(0) { }
+
+ inline void append(UChar x) {
+ if (fIdx == UPRV_LENGTHOF(fBuffer)) {
+ fDest->append(fBuffer, 0, fIdx);
+ fIdx = 0;
+ }
+ fBuffer[fIdx++] = x;
+ }
+
+ inline void append(UChar32 x) {
+ if (fIdx >= UPRV_LENGTHOF(fBuffer) - 1) {
+ fDest->append(fBuffer, 0, fIdx);
+ fIdx = 0;
+ }
+ U16_APPEND_UNSAFE(fBuffer, fIdx, x);
+ }
+
+ /**
+ * Ensures that all appended characters have been written out to dest.
+ */
+ inline void flush() {
+ if (fIdx) {
+ fDest->append(fBuffer, 0, fIdx);
+ }
+ fIdx = 0;
+ }
+
+ /**
+ * flush the buffer when we go out of scope.
+ */
+ ~UnicodeStringAppender() {
+ flush();
+ }
+private:
+ UnicodeString *fDest;
+ int32_t fIdx;
+ UChar fBuffer[32];
+ UnicodeStringAppender(const UnicodeStringAppender &other);
+ UnicodeStringAppender &operator=(const UnicodeStringAppender &other);
+};
+
+U_NAMESPACE_END
+
+#endif