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// © 2020 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
#include <_foundation_unicode/utypes.h>
#if !UCONFIG_NO_FORMATTING
#include "number_microprops.h"
#include <_foundation_unicode/numberformatter.h>
using namespace icu;
using namespace icu::number;
using namespace icu::number::impl;
SymbolsWrapper::SymbolsWrapper(const SymbolsWrapper &other) {
doCopyFrom(other);
}
SymbolsWrapper::SymbolsWrapper(SymbolsWrapper &&src) noexcept {
doMoveFrom(std::move(src));
}
SymbolsWrapper &SymbolsWrapper::operator=(const SymbolsWrapper &other) {
if (this == &other) {
return *this;
}
doCleanup();
doCopyFrom(other);
return *this;
}
SymbolsWrapper &SymbolsWrapper::operator=(SymbolsWrapper &&src) noexcept {
if (this == &src) {
return *this;
}
doCleanup();
doMoveFrom(std::move(src));
return *this;
}
SymbolsWrapper::~SymbolsWrapper() {
doCleanup();
}
void SymbolsWrapper::setTo(const DecimalFormatSymbols &dfs) {
doCleanup();
fType = SYMPTR_DFS;
fPtr.dfs = new DecimalFormatSymbols(dfs);
}
void SymbolsWrapper::setTo(const NumberingSystem *ns) {
doCleanup();
fType = SYMPTR_NS;
fPtr.ns = ns;
}
void SymbolsWrapper::doCopyFrom(const SymbolsWrapper &other) {
fType = other.fType;
switch (fType) {
case SYMPTR_NONE:
// No action necessary
break;
case SYMPTR_DFS:
// Memory allocation failures are exposed in copyErrorTo()
if (other.fPtr.dfs != nullptr) {
fPtr.dfs = new DecimalFormatSymbols(*other.fPtr.dfs);
} else {
fPtr.dfs = nullptr;
}
break;
#if APPLE_ICU_CHANGES
// rdar:/
case SYMPTR_DFS_SHALLOWCOPY: // Apple rdar://49955427
// DecimalFormatSymbols pointer copy, do not clone
fPtr.dfs = other.fPtr.dfs;
break;
#endif // APPLE_ICU_CHANGES
case SYMPTR_NS:
// Memory allocation failures are exposed in copyErrorTo()
if (other.fPtr.ns != nullptr) {
fPtr.ns = new NumberingSystem(*other.fPtr.ns);
} else {
fPtr.ns = nullptr;
}
break;
}
}
void SymbolsWrapper::doMoveFrom(SymbolsWrapper &&src) {
fType = src.fType;
switch (fType) {
case SYMPTR_NONE:
// No action necessary
break;
case SYMPTR_DFS:
#if APPLE_ICU_CHANGES
// rdar:/
case SYMPTR_DFS_SHALLOWCOPY:
#endif // APPLE_ICU_CHANGES
fPtr.dfs = src.fPtr.dfs;
src.fPtr.dfs = nullptr;
break;
case SYMPTR_NS:
fPtr.ns = src.fPtr.ns;
src.fPtr.ns = nullptr;
break;
}
}
void SymbolsWrapper::doCleanup() {
switch (fType) {
case SYMPTR_NONE:
// No action necessary
break;
case SYMPTR_DFS:
delete fPtr.dfs;
break;
#if APPLE_ICU_CHANGES
// rdar:/
case SYMPTR_DFS_SHALLOWCOPY: // Apple rdar://49955427
// No action necessary
break;
#endif // APPLE_ICU_CHANGES
case SYMPTR_NS:
delete fPtr.ns;
break;
}
}
bool SymbolsWrapper::isDecimalFormatSymbols() const {
return fType == SYMPTR_DFS;
}
bool SymbolsWrapper::isNumberingSystem() const {
return fType == SYMPTR_NS;
}
const DecimalFormatSymbols *SymbolsWrapper::getDecimalFormatSymbols() const {
U_ASSERT(fType == SYMPTR_DFS);
return fPtr.dfs;
}
const NumberingSystem *SymbolsWrapper::getNumberingSystem() const {
U_ASSERT(fType == SYMPTR_NS);
return fPtr.ns;
}
#if APPLE_ICU_CHANGES
// rdar:/
// Apple rdar://49955427
void SymbolsWrapper::setDFSShallowCopy(UBool shallow) {
if (shallow) {
if (fType == SYMPTR_DFS) {
fType = SYMPTR_DFS_SHALLOWCOPY;
}
} else if (fType == SYMPTR_DFS_SHALLOWCOPY) {
fType = SYMPTR_DFS;
}
}
#endif // APPLE_ICU_CHANGES
#endif /* #if !UCONFIG_NO_FORMATTING */
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