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use diagnostic positions in exceptions (#4585)

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* add a ci step for Json_Diagnostic_Positions

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* Update ci.cmake to address review comments

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* address review comment

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* fix typo in the comment

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* fix typos in ci.cmake

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* invoke the new ci step from ubuntu.yml

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* issue4561 - use diagnostic positions for exceptions

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* fix ci_test_documentation check

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* address review comments

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* fix ci check failures for unit-diagnostic-postions.cpp

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* improvements based on review comments

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* fix const correctness string

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* further refinements based on reviews

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* add one more test case for full coverage

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* ci check fix - add const

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* add unit tests for json_diagnostic_postions only

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* fix ci_test_diagnostics

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

* fix ci_test_build_documentation check

Signed-off-by: Harinath Nampally <harinath922@gmail.com>

---------

Signed-off-by: Harinath Nampally <harinath922@gmail.com>
This commit is contained in:
Harinath Nampally
2025-01-19 04:42:21 -05:00
committed by GitHub
parent 0f9e6ae098
commit d23291ba26
13 changed files with 261 additions and 9 deletions
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24
single_include/nlohmann/json.hpp
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@ -4586,16 +4586,34 @@ class exception : public std::exception
{
return concat(a, '/', detail::escape(b));
});
return concat('(', str, ") ");
return concat('(', str, ") ", get_byte_positions(leaf_element));
#else
static_cast<void>(leaf_element);
return "";
return get_byte_positions(leaf_element);
#endif
}
private:
/// an exception object as storage for error messages
std::runtime_error m;
#if JSON_DIAGNOSTIC_POSITIONS
template<typename BasicJsonType>
static std::string get_byte_positions(const BasicJsonType* leaf_element)
{
if ((leaf_element->start_pos() != std::string::npos) && (leaf_element->end_pos() != std::string::npos))
{
return concat("(bytes ", std::to_string(leaf_element->start_pos()), "-", std::to_string(leaf_element->end_pos()), ") ");
}
return "";
}
#else
template<typename BasicJsonType>
static std::string get_byte_positions(const BasicJsonType* leaf_element)
{
static_cast<void>(leaf_element);
return "";
}
#endif
};
/// @brief exception indicating a parse error