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Issue #1971 - Part 2: Update ICU source to 63.2.

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Job Bautista 2022-07-24 21:03:27 +08:00 • committed by roytam1
commit 1e69214382
3160 changed files with 275815 additions and 234203 deletions
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383
intl/icu/source/common/unicode/locid.h
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@ -1,4 +1,4 @@
// Copyright (C) 2016 and later: Unicode, Inc. and others.
// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
******************************************************************************
@ -31,12 +31,14 @@
#ifndef LOCID_H
#define LOCID_H
#include "unicode/bytestream.h"
#include "unicode/localpointer.h"
#include "unicode/strenum.h"
#include "unicode/stringpiece.h"
#include "unicode/utypes.h"
#include "unicode/uobject.h"
#include "unicode/unistr.h"
#include "unicode/putil.h"
#include "unicode/uloc.h"
#include "unicode/strenum.h"
/**
* \file
@ -48,6 +50,9 @@ U_NAMESPACE_BEGIN
// Forward Declarations
void U_CALLCONV locale_available_init(); /**< @internal */
class StringEnumeration;
class UnicodeString;
/**
* A <code>Locale</code> object represents a specific geographical, political,
* or cultural region. An operation that requires a <code>Locale</code> to perform
@ -87,7 +92,7 @@ void U_CALLCONV locale_available_init(); /**< @internal */
* <P>
* The third constructor requires a third argument--the <STRONG>Variant.</STRONG>
* The Variant codes are vendor and browser-specific.
* For example, use REVISED for a langauge's revised script orthography, and POSIX for POSIX.
* For example, use REVISED for a language's revised script orthography, and POSIX for POSIX.
* Where there are two variants, separate them with an underscore, and
* put the most important one first. For
* example, a Traditional Spanish collation might be referenced, with
@ -279,6 +284,16 @@ public:
*/
Locale(const Locale& other);
#ifndef U_HIDE_DRAFT_API
/**
* Move constructor; might leave source in bogus state.
* This locale will have the same contents that the source locale had.
*
* @param other The Locale object being moved in.
* @draft ICU 63
*/
Locale(Locale&& other) U_NOEXCEPT;
#endif // U_HIDE_DRAFT_API
/**
* Destructor
@ -295,6 +310,19 @@ public:
*/
Locale& operator=(const Locale& other);
#ifndef U_HIDE_DRAFT_API
/**
* Move assignment operator; might leave source in bogus state.
* This locale will have the same contents that the source locale had.
* The behavior is undefined if *this and the source are the same object.
*
* @param other The Locale object being moved in.
* @return *this
* @draft ICU 63
*/
Locale& operator=(Locale&& other) U_NOEXCEPT;
#endif // U_HIDE_DRAFT_API
/**
* Checks if two locale keys are the same.
*
@ -352,7 +380,7 @@ public:
* the default locale ID of the runtime environment.
*
* @param newLocale Locale to set to. If NULL, set to the value obtained
* from the runtime environement.
* from the runtime environment.
* @param success The error code.
* @system
* @stable ICU 2.0
@ -361,6 +389,55 @@ public:
UErrorCode& success);
#endif /* U_HIDE_SYSTEM_API */
#ifndef U_HIDE_DRAFT_API
/**
* Returns a Locale for the specified BCP47 language tag string.
* If the specified language tag contains any ill-formed subtags,
* the first such subtag and all following subtags are ignored.
* <p>
* This implements the 'Language-Tag' production of BCP47, and so
* supports grandfathered (regular and irregular) as well as private
* use language tags. Private use tags are represented as 'x-whatever',
* and grandfathered tags are converted to their canonical replacements
* where they exist. Note that a few grandfathered tags have no modern
* replacement, these will be converted using the fallback described in
* the first paragraph, so some information might be lost.
* @param tag the input BCP47 language tag.
* @param status error information if creating the Locale failed.
* @return the Locale for the specified BCP47 language tag.
* @draft ICU 63
*/
static Locale U_EXPORT2 forLanguageTag(StringPiece tag, UErrorCode& status);
/**
* Returns a well-formed language tag for this Locale.
* <p>
* <b>Note</b>: Any locale fields which do not satisfy the BCP47 syntax
* requirement will be silently omitted from the result.
*
* If this function fails, partial output may have been written to the sink.
*
* @param sink the output sink receiving the BCP47 language
* tag for this Locale.
* @param status error information if creating the language tag failed.
* @draft ICU 63
*/
void toLanguageTag(ByteSink& sink, UErrorCode& status) const;
/**
* Returns a well-formed language tag for this Locale.
* <p>
* <b>Note</b>: Any locale fields which do not satisfy the BCP47 syntax
* requirement will be silently omitted from the result.
*
* @param status error information if creating the language tag failed.
* @return the BCP47 language tag for this Locale.
* @draft ICU 63
*/
template<typename StringClass>
inline StringClass toLanguageTag(UErrorCode& status) const;
#endif // U_HIDE_DRAFT_API
/**
* Creates a locale which has had minimal canonicalization
* as per uloc_getName().
@ -431,6 +508,69 @@ public:
*/
const char * getBaseName() const;
#ifndef U_HIDE_DRAFT_API
/**
* Add the likely subtags for this Locale, per the algorithm described
* in the following CLDR technical report:
*
* http://www.unicode.org/reports/tr35/#Likely_Subtags
*
* If this Locale is already in the maximal form, or not valid, or there is
* no data available for maximization, the Locale will be unchanged.
*
* For example, "und-Zzzz" cannot be maximized, since there is no
* reasonable maximization.
*
* Examples:
*
* "en" maximizes to "en_Latn_US"
*
* "de" maximizes to "de_Latn_US"
*
* "sr" maximizes to "sr_Cyrl_RS"
*
* "sh" maximizes to "sr_Latn_RS" (Note this will not reverse.)
*
* "zh_Hani" maximizes to "zh_Hans_CN" (Note this will not reverse.)
*
* @param status error information if maximizing this Locale failed.
* If this Locale is not well-formed, the error code is
* U_ILLEGAL_ARGUMENT_ERROR.
* @draft ICU 63
*/
void addLikelySubtags(UErrorCode& status);
/**
* Minimize the subtags for this Locale, per the algorithm described
* in the following CLDR technical report:
*
* http://www.unicode.org/reports/tr35/#Likely_Subtags
*
* If this Locale is already in the minimal form, or not valid, or there is
* no data available for minimization, the Locale will be unchanged.
*
* Since the minimization algorithm relies on proper maximization, see the
* comments for addLikelySubtags for reasons why there might not be any
* data.
*
* Examples:
*
* "en_Latn_US" minimizes to "en"
*
* "de_Latn_US" minimizes to "de"
*
* "sr_Cyrl_RS" minimizes to "sr"
*
* "zh_Hant_TW" minimizes to "zh_TW" (The region is preferred to the
* script, and minimizing to "zh" would imply "zh_Hans_CN".)
*
* @param status error information if maximizing this Locale failed.
* If this Locale is not well-formed, the error code is
* U_ILLEGAL_ARGUMENT_ERROR.
* @draft ICU 63
*/
void minimizeSubtags(UErrorCode& status);
#endif // U_HIDE_DRAFT_API
/**
* Gets the list of keywords for the specified locale.
@ -438,13 +578,62 @@ public:
* @param status the status code
* @return pointer to StringEnumeration class, or NULL if there are no keywords.
* Client must dispose of it by calling delete.
* @see getKeywords
* @stable ICU 2.8
*/
StringEnumeration * createKeywords(UErrorCode &status) const;
#ifndef U_HIDE_DRAFT_API
/**
* Gets the list of Unicode keywords for the specified locale.
*
* @param status the status code
* @return pointer to StringEnumeration class, or NULL if there are no keywords.
* Client must dispose of it by calling delete.
* @see getUnicodeKeywords
* @draft ICU 63
*/
StringEnumeration * createUnicodeKeywords(UErrorCode &status) const;
/**
* Gets the set of keywords for this Locale.
*
* A wrapper to call createKeywords() and write the resulting
* keywords as standard strings (or compatible objects) into any kind of
* container that can be written to by an STL style output iterator.
*
* @param iterator an STL style output iterator to write the keywords to.
* @param status error information if creating set of keywords failed.
* @draft ICU 63
*/
template<typename StringClass, typename OutputIterator>
inline void getKeywords(OutputIterator iterator, UErrorCode& status) const;
/**
* Gets the set of Unicode keywords for this Locale.
*
* A wrapper to call createUnicodeKeywords() and write the resulting
* keywords as standard strings (or compatible objects) into any kind of
* container that can be written to by an STL style output iterator.
*
* @param iterator an STL style output iterator to write the keywords to.
* @param status error information if creating set of keywords failed.
* @draft ICU 63
*/
template<typename StringClass, typename OutputIterator>
inline void getUnicodeKeywords(OutputIterator iterator, UErrorCode& status) const;
#endif // U_HIDE_DRAFT_API
/**
* Gets the value for a keyword.
*
* This uses legacy keyword=value pairs, like "collation=phonebook".
*
* ICU4C doesn't do automatic conversion between legacy and Unicode
* keywords and values in getters and setters (as opposed to ICU4J).
*
* @param keywordName name of the keyword for which we want the value. Case insensitive.
* @param buffer The buffer to receive the keyword value.
* @param bufferCapacity The capacity of receiving buffer
@ -455,12 +644,81 @@ public:
*/
int32_t getKeywordValue(const char* keywordName, char *buffer, int32_t bufferCapacity, UErrorCode &status) const;
#ifndef U_HIDE_DRAFT_API
/**
* Gets the value for a keyword.
*
* This uses legacy keyword=value pairs, like "collation=phonebook".
*
* ICU4C doesn't do automatic conversion between legacy and Unicode
* keywords and values in getters and setters (as opposed to ICU4J).
*
* @param keywordName name of the keyword for which we want the value.
* @param sink the sink to receive the keyword value.
* @param status error information if getting the value failed.
* @draft ICU 63
*/
void getKeywordValue(StringPiece keywordName, ByteSink& sink, UErrorCode& status) const;
/**
* Gets the value for a keyword.
*
* This uses legacy keyword=value pairs, like "collation=phonebook".
*
* ICU4C doesn't do automatic conversion between legacy and Unicode
* keywords and values in getters and setters (as opposed to ICU4J).
*
* @param keywordName name of the keyword for which we want the value.
* @param status error information if getting the value failed.
* @return the keyword value.
* @draft ICU 63
*/
template<typename StringClass>
inline StringClass getKeywordValue(StringPiece keywordName, UErrorCode& status) const;
/**
* Gets the Unicode value for a Unicode keyword.
*
* This uses Unicode key-value pairs, like "co-phonebk".
*
* ICU4C doesn't do automatic conversion between legacy and Unicode
* keywords and values in getters and setters (as opposed to ICU4J).
*
* @param keywordName name of the keyword for which we want the value.
* @param sink the sink to receive the keyword value.
* @param status error information if getting the value failed.
* @draft ICU 63
*/
void getUnicodeKeywordValue(StringPiece keywordName, ByteSink& sink, UErrorCode& status) const;
/**
* Gets the Unicode value for a Unicode keyword.
*
* This uses Unicode key-value pairs, like "co-phonebk".
*
* ICU4C doesn't do automatic conversion between legacy and Unicode
* keywords and values in getters and setters (as opposed to ICU4J).
*
* @param keywordName name of the keyword for which we want the value.
* @param status error information if getting the value failed.
* @return the keyword value.
* @draft ICU 63
*/
template<typename StringClass>
inline StringClass getUnicodeKeywordValue(StringPiece keywordName, UErrorCode& status) const;
#endif // U_HIDE_DRAFT_API
/**
* Sets or removes the value for a keyword.
*
* For removing all keywords, use getBaseName(),
* and construct a new Locale if it differs from getName().
*
* This uses legacy keyword=value pairs, like "collation=phonebook".
*
* ICU4C doesn't do automatic conversion between legacy and Unicode
* keywords and values in getters and setters (as opposed to ICU4J).
*
* @param keywordName name of the keyword to be set. Case insensitive.
* @param keywordValue value of the keyword to be set. If 0-length or
* NULL, will result in the keyword being removed. No error is given if
@ -471,6 +729,48 @@ public:
*/
void setKeywordValue(const char* keywordName, const char* keywordValue, UErrorCode &status);
#ifndef U_HIDE_DRAFT_API
/**
* Sets or removes the value for a keyword.
*
* For removing all keywords, use getBaseName(),
* and construct a new Locale if it differs from getName().
*
* This uses legacy keyword=value pairs, like "collation=phonebook".
*
* ICU4C doesn't do automatic conversion between legacy and Unicode
* keywords and values in getters and setters (as opposed to ICU4J).
*
* @param keywordName name of the keyword to be set.
* @param keywordValue value of the keyword to be set. If 0-length or
* NULL, will result in the keyword being removed. No error is given if
* that keyword does not exist.
* @param status Returns any error information while performing this operation.
* @draft ICU 63
*/
void setKeywordValue(StringPiece keywordName, StringPiece keywordValue, UErrorCode& status);
/**
* Sets or removes the Unicode value for a Unicode keyword.
*
* For removing all keywords, use getBaseName(),
* and construct a new Locale if it differs from getName().
*
* This uses Unicode key-value pairs, like "co-phonebk".
*
* ICU4C doesn't do automatic conversion between legacy and Unicode
* keywords and values in getters and setters (as opposed to ICU4J).
*
* @param keywordName name of the keyword to be set.
* @param keywordValue value of the keyword to be set. If 0-length or
* NULL, will result in the keyword being removed. No error is given if
* that keyword does not exist.
* @param status Returns any error information while performing this operation.
* @draft ICU 63
*/
void setUnicodeKeywordValue(StringPiece keywordName, StringPiece keywordValue, UErrorCode& status);
#endif // U_HIDE_DRAFT_API
/**
* returns the locale's three-letter language code, as specified
* in ISO draft standard ISO-639-2.
@ -628,7 +928,7 @@ public:
/**
* Fills in "name" with the name of this locale in a format suitable for user display
* in the locale specfied by "displayLocale". This function uses getDisplayLanguage(),
* in the locale specified by "displayLocale". This function uses getDisplayLanguage(),
* getDisplayCountry(), and getDisplayVariant() to do its work, and outputs the display
* name in the format "language (country[,variant])". For example, if displayLocale is
* fr_FR, then en_US's display name would be "Anglais (&Eacute;tats-Unis)", and no_NO_NY's
@ -758,12 +1058,12 @@ private:
/**
* A friend to allow the default locale to be set by either the C or C++ API.
* @internal
* @internal (private)
*/
friend Locale *locale_set_default_internal(const char *, UErrorCode& status);
/**
* @internal
* @internal (private)
*/
friend void U_CALLCONV locale_available_init();
};
@ -774,6 +1074,17 @@ Locale::operator!=(const Locale& other) const
return !operator==(other);
}
#ifndef U_HIDE_DRAFT_API
template<typename StringClass> inline StringClass
Locale::toLanguageTag(UErrorCode& status) const
{
StringClass result;
StringByteSink<StringClass> sink(&result);
toLanguageTag(sink, status);
return result;
}
#endif // U_HIDE_DRAFT_API
inline const char *
Locale::getCountry() const
{
@ -804,6 +1115,62 @@ Locale::getName() const
return fullName;
}
#ifndef U_HIDE_DRAFT_API
template<typename StringClass, typename OutputIterator> inline void
Locale::getKeywords(OutputIterator iterator, UErrorCode& status) const
{
LocalPointer<StringEnumeration> keys(createKeywords(status));
if (U_FAILURE(status)) {
return;
}
for (;;) {
int32_t resultLength;
const char* buffer = keys->next(&resultLength, status);
if (U_FAILURE(status) || buffer == nullptr) {
return;
}
*iterator++ = StringClass(buffer, resultLength);
}
}
template<typename StringClass, typename OutputIterator> inline void
Locale::getUnicodeKeywords(OutputIterator iterator, UErrorCode& status) const
{
LocalPointer<StringEnumeration> keys(createUnicodeKeywords(status));
if (U_FAILURE(status)) {
return;
}
for (;;) {
int32_t resultLength;
const char* buffer = keys->next(&resultLength, status);
if (U_FAILURE(status) || buffer == nullptr) {
return;
}
*iterator++ = StringClass(buffer, resultLength);
}
}
template<typename StringClass> inline StringClass
Locale::getKeywordValue(StringPiece keywordName, UErrorCode& status) const
{
StringClass result;
StringByteSink<StringClass> sink(&result);
getKeywordValue(keywordName, sink, status);
return result;
}
template<typename StringClass> inline StringClass
Locale::getUnicodeKeywordValue(StringPiece keywordName, UErrorCode& status) const
{
StringClass result;
StringByteSink<StringClass> sink(&result);
getUnicodeKeywordValue(keywordName, sink, status);
return result;
}
#endif // U_HIDE_DRAFT_API
inline UBool
Locale::isBogus(void) const {
return fIsBogus;