GetFileLogger returns a logger instance for the specified filename.

GetInstance returns the Logger instance.

NewStreamLogger creates a new stream logger.

OverrideRuntimeErrorHandler overrides the standard runtime error handler that logs to stdout with a file logger that logs all runtime.HandleErrors to errors.log.

PrintTable prints a table with header columns and string values.

SetFakePrintTable is a testing tool that allows overwriting the function PrintTable.

SetInstance sets the default logger instance.

StartFileLogging logs the output of the global logger to the file default.log.

Discard is a logger implementation that just discards every log statement.

DiscardLogger just discards every log statement.

StreamLogger logs all messages to a stream.

SurveyError is used to identify errors where questions were asked in the discard logger.

Logger defines the common logging interface.