68 lines
2.6 KiB
C++
68 lines
2.6 KiB
C++
#pragma once
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#include <fc/vector.hpp>
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#include <fc/string.hpp>
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#include <fc/value.hpp>
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#include <fc/optional.hpp>
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#include <fc/exception.hpp>
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namespace fc {
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/**
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* Represents one stack frame within an error_report.
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*/
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class error_frame {
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public:
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error_frame( const fc::string& file, uint64_t line, const fc::string& method, const fc::string& desc, fc::value m );
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error_frame(){}
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error_frame(const error_frame& );
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error_frame(error_frame&& );
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error_frame& operator=(const error_frame& );
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error_frame& operator=(error_frame&& );
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fc::string to_string()const;
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fc::string to_detail_string()const;
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fc::string desc;
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fc::string file;
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int64_t line;
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fc::string method;
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uint64_t time;
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fc::optional<fc::value> meta;
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};
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typedef fc::vector<error_frame> error_context;
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/**
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* This class is used for rich error reporting that captures relevant errors the
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* whole way up the stack. By using FC_THROW_REPORT(...) and FC_REPORT_PUSH( e, ...)
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* you can capture the file, line, and method where the error was caught / rethrown.
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*/
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class error_report {
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public:
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error_report();
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error_report( const fc::string& file, uint64_t line, const fc::string& method, const fc::string& desc, fc::value meta = fc::value() );
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error_frame& current();
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error_report& pop_frame();
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error_report& push_frame( const fc::string& file, uint64_t line, const fc::string& method, const fc::string& desc, fc::value meta = fc::value() );
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error_report& append( const error_report& e );
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fc::string to_string()const;
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fc::string to_detail_string()const;
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error_context stack; ///< Human readable stack of what we were atempting to do.
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fc::exception_ptr copy_exception();
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};
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} // namespace fc
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#include <fc/reflect.hpp>
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FC_REFLECT( fc::error_frame, (desc)(file)(line)(method)(time)(meta) )
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FC_REFLECT( fc::error_report, (stack) )
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#define FC_REPORT( X, ... ) fc::error_report X( __FILE__, __LINE__, __func__, __VA_ARGS__ )
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#define FC_THROW_REPORT( ... ) FC_THROW( fc::error_report( __FILE__, __LINE__, __func__, __VA_ARGS__ ))
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#define FC_REPORT_CURRENT(ER, ... ) (ER).pop_frame().push_frame( __FILE__, __LINE__, __func__, __VA_ARGS__ )
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#define FC_REPORT_PUSH( ER, ... ) (ER).push_frame( __FILE__, __LINE__, __func__, __VA_ARGS__ );
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#define FC_REPORT_POP(ER) (ER).pop_frame()
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