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Improved SFINAE in the JSON encoders

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This commit is contained in:
Emil Dotchevski
2026-02-01 13:57:16 -05:00
parent 4c3e9427bf
commit 0bb2696058
4 changed files with 49 additions and 39 deletions
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15
test/boost_json_test.cpp
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@@ -18,6 +18,7 @@
#include <iomanip>
#include <iostream>
#include <exception>
#include <vector>
using output_encoder = boost::exception_serialization::boost_json_encoder;
@@ -39,6 +40,7 @@ boost
typedef boost::error_info<struct my_error1_, int> my_error1;
typedef boost::error_info<struct my_error2_, std::string> my_error2;
typedef boost::error_info<struct my_error4_, std::vector<int>> my_error4;
struct
my_info
@@ -97,6 +99,13 @@ check_output(boost::json::value const & j, bool has_source_location)
auto const & mij = obj.at("my_error3_").as_object();
BOOST_TEST_EQ(mij.at("code").as_int64(), 1);
BOOST_TEST_EQ(mij.at("message").as_string(), "error one");
BOOST_TEST(obj.contains("my_error4_"));
auto const & vec = obj.at("my_error4_").as_array();
BOOST_TEST_EQ(vec.size(), 3u);
BOOST_TEST_EQ(vec[0].as_int64(), 1);
BOOST_TEST_EQ(vec[1].as_int64(), 2);
BOOST_TEST_EQ(vec[2].as_int64(), 3);
}
int
@@ -111,7 +120,8 @@ main()
e <<
my_error1(42) <<
my_error2("hello") <<
my_error3({1, "error one"});
my_error3({1, "error one"}) <<
my_error4({1, 2, 3});
BOOST_THROW_EXCEPTION(e);
}
catch( test_exception & e )
@@ -132,7 +142,8 @@ main()
e <<
my_error1(42) <<
my_error2("hello") <<
my_error3({1, "error one"});
my_error3({1, "error one"}) <<
my_error4({1, 2, 3});
BOOST_THROW_EXCEPTION(e);
}
catch( ... )