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Add new JSON_INTERNAL_CATCH macro function

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This commit is contained in:
Hyeon Kim 2018-07-19 15:43:41 +09:00
parent 7bfc406ded
commit d0e60de433
4 changed files with 20 additions and 4 deletions
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7
include/nlohmann/detail/macro_scope.hpp
View file

@ -42,10 +42,12 @@
#define JSON_THROW(exception) throw exception
#define JSON_TRY try
#define JSON_CATCH(exception) catch(exception)
#define JSON_INTERNAL_CATCH(exception) catch(exception)
#else
#define JSON_THROW(exception) std::abort()
#define JSON_TRY if(true)
#define JSON_CATCH(exception) if(false)
#define JSON_INTERNAL_CATCH(exception) if(false)
#endif
// override exception macros
@ -60,6 +62,11 @@
#if defined(JSON_CATCH_USER)
#undef JSON_CATCH
#define JSON_CATCH JSON_CATCH_USER
#define JSON_INTERNAL_CATCH JSON_CATCH_USER
#endif
#if defined(JSON_INTERNAL_CATCH_USER)
#undef JSON_INTERNAL_CATCH
#define JSON_INTERNAL_CATCH JSON_INTERNAL_CATCH_USER
#endif
// manual branch prediction

1
include/nlohmann/detail/macro_unscope.hpp
View file

@ -9,6 +9,7 @@
#endif
// clean up
#undef JSON_INTERNAL_CATCH
#undef JSON_CATCH
#undef JSON_THROW
#undef JSON_TRY

4
include/nlohmann/json.hpp
View file

@ -3437,7 +3437,7 @@ class basic_json
{
return ptr.get_checked(this);
}
JSON_CATCH (out_of_range&)
JSON_INTERNAL_CATCH (out_of_range&)
{
return default_value;
}
@ -7359,7 +7359,7 @@ class basic_json
// the "path" location must exist - use at()
success = (result.at(ptr) == get_value("test", "value", false));
}
JSON_CATCH (out_of_range&)
JSON_INTERNAL_CATCH (out_of_range&)
{
// ignore out of range errors: success remains false
}

12
single_include/nlohmann/json.hpp
View file

@ -157,10 +157,12 @@ using json = basic_json<>;
#define JSON_THROW(exception) throw exception
#define JSON_TRY try
#define JSON_CATCH(exception) catch(exception)
#define JSON_INTERNAL_CATCH(exception) catch(exception)
#else
#define JSON_THROW(exception) std::abort()
#define JSON_TRY if(true)
#define JSON_CATCH(exception) if(false)
#define JSON_INTERNAL_CATCH(exception) if(false)
#endif
// override exception macros
@ -175,6 +177,11 @@ using json = basic_json<>;
#if defined(JSON_CATCH_USER)
#undef JSON_CATCH
#define JSON_CATCH JSON_CATCH_USER
#define JSON_INTERNAL_CATCH JSON_CATCH_USER
#endif
#if defined(JSON_INTERNAL_CATCH_USER)
#undef JSON_INTERNAL_CATCH
#define JSON_INTERNAL_CATCH JSON_INTERNAL_CATCH_USER
#endif
// manual branch prediction
@ -14272,7 +14279,7 @@ class basic_json
{
return ptr.get_checked(this);
}
JSON_CATCH (out_of_range&)
JSON_INTERNAL_CATCH (out_of_range&)
{
return default_value;
}
@ -18194,7 +18201,7 @@ class basic_json
// the "path" location must exist - use at()
success = (result.at(ptr) == get_value("test", "value", false));
}
JSON_CATCH (out_of_range&)
JSON_INTERNAL_CATCH (out_of_range&)
{
// ignore out of range errors: success remains false
}
@ -18565,6 +18572,7 @@ inline nlohmann::json::json_pointer operator "" _json_pointer(const char* s, std
#endif
// clean up
#undef JSON_INTERNAL_CATCH
#undef JSON_CATCH
#undef JSON_THROW
#undef JSON_TRY