class SiteMapper::Logger
Handles logging
Public Class Methods
err_log(err_msg)
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Send an error message to the logger @param [String] err_msg to be logged
# File lib/site_mapper/logger.rb, line 38 def self.err_log(err_msg) @@log ||= use_logger_type(:default) @@log.err_log(err_msg) end
log(msg)
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Send a message to the logger @param [String] msg to be logged
# File lib/site_mapper/logger.rb, line 31 def self.log(msg) @@log ||= use_logger_type(:default) @@log.log(msg) end
use_logger(logger)
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Choose what logger to use. @return [Object] returns logger. @param [Class, log, err_log] logger a logger class
# File lib/site_mapper/logger.rb, line 24 def self.use_logger(logger) fail 'Logger already set' if defined?(@@log) @@log = logger end
use_logger_type(type)
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Choose what logger to use by type. @return [Object] returns the appropiate logger. @param [Symbol] type of logger class to be used
# File lib/site_mapper/logger.rb, line 8 def self.use_logger_type(type) fail 'Logger already set' if defined?(@@log) @@log = case type.to_s when 'nil', 'default' NilLogger when 'system' SystemOutLogger else fail ArgumentError, "Unknown logger type: '#{type}'" end @@log end