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Move GenericValue deep-clone constructor into the class declaration.

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This commit is contained in:
Milo Yip 2016-10-31 18:28:53 +08:00
parent 95b346c3ca
commit e07d0e9438
1 changed files with 41 additions and 48 deletions
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89
include/rapidjson/document.h
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@ -617,8 +617,47 @@ public:
\param allocator Allocator for allocating copied elements and buffers. Commonly use GenericDocument::GetAllocator().
\see CopyFrom()
*/
template< typename SourceAllocator >
GenericValue(const GenericValue<Encoding, SourceAllocator>& rhs, Allocator & allocator);
template <typename SourceAllocator>
GenericValue(const GenericValue<Encoding,SourceAllocator>& rhs, Allocator& allocator) {
switch (rhs.GetType()) {
case kObjectType: {
SizeType count = rhs.data_.o.size;
Member* lm = reinterpret_cast<Member*>(allocator.Malloc(count * sizeof(Member)));
const typename GenericValue<Encoding,SourceAllocator>::Member* rm = rhs.GetMembersPointer();
for (SizeType i = 0; i < count; i++) {
new (&lm[i].name) GenericValue(rm[i].name, allocator);
new (&lm[i].value) GenericValue(rm[i].value, allocator);
}
data_.f.flags = kObjectFlag;
data_.o.size = data_.o.capacity = count;
SetMembersPointer(lm);
}
break;
case kArrayType: {
SizeType count = rhs.data_.a.size;
GenericValue* le = reinterpret_cast<GenericValue*>(allocator.Malloc(count * sizeof(GenericValue)));
const GenericValue<Encoding,SourceAllocator>* re = rhs.GetElementsPointer();
for (SizeType i = 0; i < count; i++)
new (&le[i]) GenericValue(re[i], allocator);
data_.f.flags = kArrayFlag;
data_.a.size = data_.a.capacity = count;
SetElementsPointer(le);
}
break;
case kStringType:
if (rhs.data_.f.flags == kConstStringFlag) {
data_.f.flags = rhs.data_.f.flags;
data_ = *reinterpret_cast<const Data*>(&rhs.data_);
}
else
SetStringRaw(StringRef(rhs.GetString(), rhs.GetStringLength()), allocator);
break;
default:
data_.f.flags = rhs.data_.f.flags;
data_ = *reinterpret_cast<const Data*>(&rhs.data_);
break;
}
}
//! Constructor for boolean value.
/*! \param b Boolean value
@ -2412,52 +2451,6 @@ private:
//! GenericDocument with UTF8 encoding
typedef GenericDocument<UTF8<> > Document;
// defined here due to the dependency on GenericDocument
template <typename Encoding, typename Allocator>
template <typename SourceAllocator>
inline
GenericValue<Encoding,Allocator>::GenericValue(const GenericValue<Encoding,SourceAllocator>& rhs, Allocator& allocator)
{
switch (rhs.GetType()) {
case kObjectType: {
SizeType count = rhs.data_.o.size;
Member* lm = reinterpret_cast<Member*>(allocator.Malloc(count * sizeof(Member)));
const typename GenericValue<Encoding,SourceAllocator>::Member* rm = rhs.GetMembersPointer();
for (SizeType i = 0; i < count; i++) {
new (&lm[i].name) GenericValue(rm[i].name, allocator);
new (&lm[i].value) GenericValue(rm[i].value, allocator);
}
data_.f.flags = kObjectFlag;
data_.o.size = data_.o.capacity = count;
SetMembersPointer(lm);
}
break;
case kArrayType: {
SizeType count = rhs.data_.a.size;
GenericValue* le = reinterpret_cast<GenericValue*>(allocator.Malloc(count * sizeof(GenericValue)));
const GenericValue<Encoding,SourceAllocator>* re = rhs.GetElementsPointer();
for (SizeType i = 0; i < count; i++)
new (&le[i]) GenericValue(re[i], allocator);
data_.f.flags = kArrayFlag;
data_.a.size = data_.a.capacity = count;
SetElementsPointer(le);
}
break;
case kStringType:
if (rhs.data_.f.flags == kConstStringFlag) {
data_.f.flags = rhs.data_.f.flags;
data_ = *reinterpret_cast<const Data*>(&rhs.data_);
} else {
SetStringRaw(StringRef(rhs.GetString(), rhs.GetStringLength()), allocator);
}
break;
default:
data_.f.flags = rhs.data_.f.flags;
data_ = *reinterpret_cast<const Data*>(&rhs.data_);
break;
}
}
//! Helper class for accessing Value of array type.
/*!
Instance of this helper class is obtained by \c GenericValue::GetArray().