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duck-typed object input adapters

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This commit is contained in:
Francois Chabot
2020-02-19 14:59:31 -05:00
parent a0c4fc945a
commit 2e2cf02cfd
8 changed files with 202 additions and 207 deletions
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10
include/nlohmann/detail/input/binary_reader.hpp
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@@ -31,10 +31,9 @@ namespace detail
/*!
@brief deserialization of CBOR, MessagePack, and UBJSON values
*/
template<typename BasicJsonType, typename SAX = json_sax_dom_parser<BasicJsonType>, typename InputAdapterType = input_adapter_protocol>
template<typename BasicJsonType, typename InputAdapterType, typename SAX = json_sax_dom_parser<BasicJsonType>>
class binary_reader
{
using input_adapter_ptr_t = std::shared_ptr<InputAdapterType>;
using number_integer_t = typename BasicJsonType::number_integer_t;
using number_unsigned_t = typename BasicJsonType::number_unsigned_t;
using number_float_t = typename BasicJsonType::number_float_t;
@@ -47,10 +46,9 @@ class binary_reader
@param[in] adapter input adapter to read from
*/
explicit binary_reader(input_adapter_ptr_t adapter) : ia(std::move(adapter))
explicit binary_reader(InputAdapterType&& adapter) : ia(std::move(adapter))
{
(void)detail::is_sax_static_asserts<SAX, BasicJsonType> {};
assert(ia);
}
// make class move-only
@@ -1810,7 +1808,7 @@ class binary_reader
int get()
{
++chars_read;
return current = ia->get_character();
return current = ia.get_character();
}
/*!
@@ -1966,7 +1964,7 @@ class binary_reader
private:
/// input adapter
input_adapter_ptr_t ia = nullptr;
InputAdapterType ia;
/// the current character
int current = std::char_traits<char>::eof();