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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/lexer.hpp
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@@ -99,11 +99,9 @@ class lexer_base
This class organizes the lexical analysis during JSON deserialization.
*/
template<typename BasicJsonType, typename InputAdapterType = input_adapter_protocol>
template<typename BasicJsonType, typename InputAdapterType>
class lexer : public lexer_base<BasicJsonType>
{
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;
@@ -112,7 +110,7 @@ class lexer : public lexer_base<BasicJsonType>
public:
using token_type = typename lexer_base<BasicJsonType>::token_type;
explicit lexer(input_adapter_ptr_t&& adapter)
explicit lexer(InputAdapterType&& adapter)
: ia(std::move(adapter)), decimal_point_char(get_decimal_point()) {}
// delete because of pointer members
@@ -1264,7 +1262,7 @@ scan_number_done:
}
else
{
current = ia->get_character();
current = ia.get_character();
}
if (JSON_HEDLEY_LIKELY(current != std::char_traits<char>::eof()))
@@ -1488,7 +1486,7 @@ scan_number_done:
private:
/// input adapter
input_adapter_ptr_t ia = nullptr;
InputAdapterType ia;
/// the current character
std::char_traits<char>::int_type current = std::char_traits<char>::eof();