| line | stmt | bran | cond | sub | pod | time | code | 
| 1 |  |  |  |  |  |  | #pragma once | 
| 2 |  |  |  |  |  |  | #include | 
| 3 |  |  |  |  |  |  | #include | 
| 4 |  |  |  |  |  |  | #include "string.h" | 
| 5 |  |  |  |  |  |  |  | 
| 6 |  |  |  |  |  |  | namespace panda { | 
| 7 |  |  |  |  |  |  |  | 
| 8 | 0 |  |  |  |  |  | struct backtrace { | 
| 9 |  |  |  |  |  |  | static const constexpr int max_depth = 50; | 
| 10 |  |  |  |  |  |  |  | 
| 11 |  |  |  |  |  |  | backtrace () noexcept; | 
| 12 |  |  |  |  |  |  | backtrace (const backtrace &other) noexcept; | 
| 13 |  |  |  |  |  |  |  | 
| 14 |  |  |  |  |  |  | string get_trace_string () const; | 
| 15 |  |  |  |  |  |  | const std::vector& get_trace () const noexcept { return buffer; } | 
| 16 |  |  |  |  |  |  |  | 
| 17 | 0 | 0 |  |  |  |  | virtual ~backtrace () {} | 
| 18 |  |  |  |  |  |  |  | 
| 19 |  |  |  |  |  |  | private: | 
| 20 |  |  |  |  |  |  | std::vector buffer; | 
| 21 |  |  |  |  |  |  | }; | 
| 22 |  |  |  |  |  |  |  | 
| 23 |  |  |  |  |  |  | template | 
| 24 |  |  |  |  |  |  | struct bt : T, backtrace { | 
| 25 |  |  |  |  |  |  | template | 
| 26 |  |  |  |  |  |  | bt (Args&&... args) noexcept : T(std::forward(args...)) {} | 
| 27 |  |  |  |  |  |  | }; | 
| 28 |  |  |  |  |  |  |  | 
| 29 | 0 | 0 |  |  |  |  | struct exception : std::exception, backtrace { | 
| 30 |  |  |  |  |  |  | exception () noexcept; | 
| 31 |  |  |  |  |  |  | exception (const string& whats) noexcept; | 
| 32 |  |  |  |  |  |  | exception (const exception& oth) noexcept; | 
| 33 |  |  |  |  |  |  | exception& operator= (const exception& oth) noexcept; | 
| 34 |  |  |  |  |  |  |  | 
| 35 |  |  |  |  |  |  | const char* what () const noexcept override; | 
| 36 |  |  |  |  |  |  |  | 
| 37 |  |  |  |  |  |  | virtual string whats () const noexcept; | 
| 38 |  |  |  |  |  |  |  | 
| 39 |  |  |  |  |  |  | private: | 
| 40 |  |  |  |  |  |  | mutable string _whats; | 
| 41 |  |  |  |  |  |  | }; | 
| 42 |  |  |  |  |  |  |  | 
| 43 |  |  |  |  |  |  |  | 
| 44 |  |  |  |  |  |  | } |