WireCellToolkit
Wire Cell Simulation, Signal Process and Reconstruction Toolki for Liquid Argon Detectors
system_error Class Reference

#include <format.h>

Inheritance diagram for system_error:
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Public Member Functions

template<typename... Args>
 system_error (int error_code, string_view message, const Args &... args)
 
int error_code () const
 

Protected Member Functions

 system_error ()
 

Protected Attributes

int error_code_
 

Detailed Description

An error returned by an operating system or a language runtime, for example a file opening error.

Definition at line 2198 of file format.h.

Constructor & Destructor Documentation

◆ system_error() [1/2]

system_error::system_error ( )
inlineprotected

Definition at line 2205 of file format.h.

◆ system_error() [2/2]

template<typename... Args>
system_error::system_error ( int  error_code,
string_view  message,
const Args &...  args 
)
inline

Constructs a :class:fmt::system_error object with a description formatted with fmt::format_system_error. message and additional arguments passed into the constructor are formatted similarly to fmt::format.

Example**::

This throws a system_error with the description cannot open file 'madeup': No such file or directory or similar (system message may vary). const char *filename = "madeup"; std::FILE *file = std::fopen(filename, "r"); if (!file) throw fmt::system_error(errno, "cannot open file '{}'", filename);

Definition at line 2227 of file format.h.

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Member Function Documentation

◆ error_code()

int system_error::error_code ( ) const
inline

Definition at line 2232 of file format.h.

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Member Data Documentation

◆ error_code_

int system_error::error_code_
protected

Definition at line 2203 of file format.h.


The documentation for this class was generated from the following files: