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class | error |
| The class error is used to emit error messages. More...
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class | error_or_warn |
| Emit an error message if the given predicate is true, otherwise emit a warning message. More...
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class | fatal |
| The class fatal is used to emit an error message and stop the server by crashing it. More...
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class | fatal_or_error |
| Emit a fatal message if the given predicate is true, otherwise emit a error message. More...
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struct | hex |
| This is a wrapper class, used to print any unsigned integer type in hexadecimal format. More...
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class | info |
| The class info is used to emit informational log messages. More...
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class | logger |
| The class logger is the base class of all the error log related classes. More...
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class | warn |
| The class warn is used to emit warnings. More...
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