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define global operator< for const char* and alt_string

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This commit is contained in:
Vitaliy
2018-06-11 19:09:57 +03:00
parent 4feb8211ca
commit 3d3055909c
1 changed files with 13 additions and 1 deletions
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14
test/src/unit-alt-string.cpp
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@ -106,7 +106,12 @@ class alt_string
} }
template <typename op_type> template <typename op_type>
bool operator<(op_type&& op) const typename std::enable_if< // disable for alt_string
!std::is_same< alt_string,
typename std::remove_reference<op_type>::type
>::value,
bool>::type
operator<(op_type&& op) const
{ {
return str_impl < op; return str_impl < op;
} }
@ -153,6 +158,8 @@ class alt_string
private: private:
std::string str_impl; std::string str_impl;
friend bool ::operator<(const char*, const alt_string&);
}; };
@ -168,6 +175,11 @@ using alt_json = nlohmann::basic_json <
nlohmann::adl_serializer >; nlohmann::adl_serializer >;
bool operator<(const char* op1, const alt_string& op2) {
return op1 < op2.str_impl;
}
TEST_CASE("alternative string type") TEST_CASE("alternative string type")
{ {