Class Logger

Defined in File logger.hpp

Class Documentation

class Logger

Public Types

enum class Level

An enum for the type of logger level.

Values:

enumerator Unset: The unset log level.

enumerator Debug: The debug log level.

enumerator Info: The info log level.

enumerator Warn: The warn log level.

enumerator Error: The error log level.

enumerator Fatal: The fatal log level.

Public Functions

Logger(const Logger&) = default

inline const char *get_name() const

Get the name of this logger.

Returns:: the full name of the logger including any prefixes, or
Returns:: nullptr if this logger is invalid (e.g. because logging is disabled).

inline Logger get_child(const std::string &suffix)

Return a logger that is a descendant of this logger.

The child logger’s full name will include any hierarchy conventions that indicate it is a descendant of this logger. For example, get_logger('abc').get_child('def') will return a logger with name abc.def.

Parameters:: suffix – [in] the child logger’s suffix
Returns:: a logger with the fully-qualified name including the suffix, or
Returns:: a dummy logger if this logger is invalid (e.g. because logging is disabled).

void set_level(Level level)

Set level for current logger.

Parameters:

level – [in] the logger’s level

Throws:

rclcpp::exceptions::RCLInvalidArgument – if level is invalid.
rclcpp::exceptions::RCLError – if other error happens.