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closed #91

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This commit is contained in:
Niels 2015-06-29 20:53:01 +02:00
parent 48c4f4d05d
commit 540c58964d
2 changed files with 155 additions and 34 deletions
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99
src/json.hpp
View File

@ -1860,37 +1860,73 @@ class basic_json
}
/// get a pointer to the value (object)
const object_t* get_impl_ptr(object_t*) const noexcept
object_t* get_impl_ptr(object_t*) noexcept
{
return is_object() ? m_value.object : nullptr;
}
/// get a pointer to the value (object)
const object_t* get_impl_ptr(const object_t*) const noexcept
{
return is_object() ? m_value.object : nullptr;
}
/// get a pointer to the value (array)
const array_t* get_impl_ptr(array_t*) const noexcept
array_t* get_impl_ptr(array_t*) noexcept
{
return is_array() ? m_value.array : nullptr;
}
/// get a pointer to the value (array)
const array_t* get_impl_ptr(const array_t*) const noexcept
{
return is_array() ? m_value.array : nullptr;
}
/// get a pointer to the value (string)
const string_t* get_impl_ptr(string_t*) const noexcept
string_t* get_impl_ptr(string_t*) noexcept
{
return is_string() ? m_value.string : nullptr;
}
/// get a pointer to the value (string)
const string_t* get_impl_ptr(const string_t*) const noexcept
{
return is_string() ? m_value.string : nullptr;
}
/// get a pointer to the value (boolean)
const boolean_t* get_impl_ptr(boolean_t*) const noexcept
boolean_t* get_impl_ptr(boolean_t*) noexcept
{
return is_boolean() ? &m_value.boolean : nullptr;
}
/// get a pointer to the value (boolean)
const boolean_t* get_impl_ptr(const boolean_t*) const noexcept
{
return is_boolean() ? &m_value.boolean : nullptr;
}
/// get a pointer to the value (integer number)
const number_integer_t* get_impl_ptr(number_integer_t*) const noexcept
number_integer_t* get_impl_ptr(number_integer_t*) noexcept
{
return is_number_integer() ? &m_value.number_integer : nullptr;
}
/// get a pointer to the value (integer number)
const number_integer_t* get_impl_ptr(const number_integer_t*) const noexcept
{
return is_number_integer() ? &m_value.number_integer : nullptr;
}
/// get a pointer to the value (floating-point number)
const number_float_t* get_impl_ptr(number_float_t*) const noexcept
number_float_t* get_impl_ptr(number_float_t*) noexcept
{
return is_number_float() ? &m_value.number_float : nullptr;
}
/// get a pointer to the value (floating-point number)
const number_float_t* get_impl_ptr(const number_float_t*) const noexcept
{
return is_number_float() ? &m_value.number_float : nullptr;
}
@ -1969,7 +2005,21 @@ class basic_json
std::enable_if<
std::is_pointer<PointerType>::value
, int>::type = 0>
PointerType get() const noexcept
PointerType get() noexcept
{
// delegate the call to get_ptr
return get_ptr<PointerType>();
}
/*!
@brief get a pointer value (explicit)
@copydoc get()
*/
template<typename PointerType, typename
std::enable_if<
std::is_pointer<PointerType>::value
, int>::type = 0>
const PointerType get() const noexcept
{
// delegate the call to get_ptr
return get_ptr<PointerType>();
@ -2002,15 +2052,25 @@ class basic_json
std::enable_if<
std::is_pointer<PointerType>::value
, int>::type = 0>
PointerType get_ptr() const noexcept
PointerType get_ptr() noexcept
{
// get_impl_ptr will only work with non-const and non-volatile pointer
// types. Therefore, we case away all cv properties to be able to
// select the correct function. The cv properties will then be added
// again by the const const cast to PointerType.
return const_cast<PointerType>(get_impl_ptr(
static_cast<typename std::add_pointer<typename std::remove_cv<typename std::remove_pointer<PointerType>::type>::type>::type>
(nullptr)));
// delegate the call to get_impl_ptr<>()
return get_impl_ptr(static_cast<PointerType>(nullptr));
}
/*!
@brief get a pointer value (implicit)
@copydoc get_ptr()
*/
template<typename PointerType, typename
std::enable_if<
std::is_pointer<PointerType>::value
and std::is_const<PointerType>::value
, int>::type = 0>
const PointerType get_ptr() const noexcept
{
// delegate the call to get_impl_ptr<>() const
return get_impl_ptr(static_cast<const PointerType>(nullptr));
}
/*!
@ -6326,15 +6386,16 @@ basic_json_parser_59:
{
public:
/// constructor for strings
parser(const string_t& s, parser_callback_t cb = nullptr) : callback(cb), m_lexer(s)
parser(const string_t& s, parser_callback_t cb = nullptr)
: callback(cb), m_lexer(s)
{
// read first token
get_token();
}
/// a parser reading from an input stream
parser(std::istream& _is, parser_callback_t cb = nullptr) : callback(cb),
m_lexer(&_is)
parser(std::istream& _is, parser_callback_t cb = nullptr)
: callback(cb), m_lexer(&_is)
{
// read first token
get_token();
@ -6601,7 +6662,7 @@ basic_json_parser_59:
}
private:
/// levels of recursion
/// current level of recursion
int depth = 0;
/// callback function
parser_callback_t callback;

90
src/json.hpp.re2c
View File

@ -1860,37 +1860,73 @@ class basic_json
}
/// get a pointer to the value (object)
const object_t* get_impl_ptr(object_t*) const noexcept
object_t* get_impl_ptr(object_t*) noexcept
{
return is_object() ? m_value.object : nullptr;
}
/// get a pointer to the value (object)
const object_t* get_impl_ptr(const object_t*) const noexcept
{
return is_object() ? m_value.object : nullptr;
}
/// get a pointer to the value (array)
const array_t* get_impl_ptr(array_t*) const noexcept
array_t* get_impl_ptr(array_t*) noexcept
{
return is_array() ? m_value.array : nullptr;
}
/// get a pointer to the value (array)
const array_t* get_impl_ptr(const array_t*) const noexcept
{
return is_array() ? m_value.array : nullptr;
}
/// get a pointer to the value (string)
const string_t* get_impl_ptr(string_t*) const noexcept
string_t* get_impl_ptr(string_t*) noexcept
{
return is_string() ? m_value.string : nullptr;
}
/// get a pointer to the value (string)
const string_t* get_impl_ptr(const string_t*) const noexcept
{
return is_string() ? m_value.string : nullptr;
}
/// get a pointer to the value (boolean)
const boolean_t* get_impl_ptr(boolean_t*) const noexcept
boolean_t* get_impl_ptr(boolean_t*) noexcept
{
return is_boolean() ? &m_value.boolean : nullptr;
}
/// get a pointer to the value (boolean)
const boolean_t* get_impl_ptr(const boolean_t*) const noexcept
{
return is_boolean() ? &m_value.boolean : nullptr;
}
/// get a pointer to the value (integer number)
const number_integer_t* get_impl_ptr(number_integer_t*) const noexcept
number_integer_t* get_impl_ptr(number_integer_t*) noexcept
{
return is_number_integer() ? &m_value.number_integer : nullptr;
}
/// get a pointer to the value (integer number)
const number_integer_t* get_impl_ptr(const number_integer_t*) const noexcept
{
return is_number_integer() ? &m_value.number_integer : nullptr;
}
/// get a pointer to the value (floating-point number)
const number_float_t* get_impl_ptr(number_float_t*) const noexcept
number_float_t* get_impl_ptr(number_float_t*) noexcept
{
return is_number_float() ? &m_value.number_float : nullptr;
}
/// get a pointer to the value (floating-point number)
const number_float_t* get_impl_ptr(const number_float_t*) const noexcept
{
return is_number_float() ? &m_value.number_float : nullptr;
}
@ -1969,7 +2005,21 @@ class basic_json
std::enable_if<
std::is_pointer<PointerType>::value
, int>::type = 0>
PointerType get() const noexcept
PointerType get() noexcept
{
// delegate the call to get_ptr
return get_ptr<PointerType>();
}
/*!
@brief get a pointer value (explicit)
@copydoc get()
*/
template<typename PointerType, typename
std::enable_if<
std::is_pointer<PointerType>::value
, int>::type = 0>
const PointerType get() const noexcept
{
// delegate the call to get_ptr
return get_ptr<PointerType>();
@ -2002,15 +2052,25 @@ class basic_json
std::enable_if<
std::is_pointer<PointerType>::value
, int>::type = 0>
PointerType get_ptr() const noexcept
PointerType get_ptr() noexcept
{
// get_impl_ptr will only work with non-const and non-volatile pointer
// types. Therefore, we case away all cv properties to be able to
// select the correct function. The cv properties will then be added
// again by the const const cast to PointerType.
return const_cast<PointerType>(get_impl_ptr(
static_cast<typename std::add_pointer<typename std::remove_cv<typename std::remove_pointer<PointerType>::type>::type>::type>
(nullptr)));
// delegate the call to get_impl_ptr<>()
return get_impl_ptr(static_cast<PointerType>(nullptr));
}
/*!
@brief get a pointer value (implicit)
@copydoc get_ptr()
*/
template<typename PointerType, typename
std::enable_if<
std::is_pointer<PointerType>::value
and std::is_const<PointerType>::value
, int>::type = 0>
const PointerType get_ptr() const noexcept
{
// delegate the call to get_impl_ptr<>() const
return get_impl_ptr(static_cast<const PointerType>(nullptr));
}
/*!