module Logger2r

This file is part of Logger2r.

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see <www.gnu.org/licenses/>.

Constants

DEFAULT_CONFIG
VERSION

Attributes

config_file[W]

Public Class Methods

for_class(class_name) click to toggle source

# File lib/logger2r.rb, line 37
def for_class(class_name)
  config = get_config_for_class(class_name)
  create_logger_for_config(config)
end

Private Class Methods

config_from_file?() click to toggle source

# File lib/logger2r.rb, line 44
def config_from_file?
  defined?(@config_file) && !@config_file.nil?
end

create_logger_for_config(config) click to toggle source

# File lib/logger2r.rb, line 57
def create_logger_for_config(config)
  logger = ::Logger.new parse_device(config.fetch(:device))
  logger.progname = config.fetch(:progname)
  logger.level = config.fetch(:severity_level)
  logger.datetime_format = config.fetch(:datetime_format)
  logger.formatter = parse_formatter(config.fetch(:formatter_class), logger.datetime_format)
  logger
end

get_config_for_class(class_name) click to toggle source

# File lib/logger2r.rb, line 48
def get_config_for_class(class_name)
  config_form_file = config_from_file? ? YAML.load_file(@config_file) : {}
  config_form_file = config_form_file.fetch(:logger2r_config, {})
  config_for_all_classes = config_form_file.fetch(:default, {})
  config_for_class = config_form_file.fetch(class_name.to_sym, {})
  computed_config_from_file = config_for_all_classes.merge(config_for_class)
  DEFAULT_CONFIG.merge(computed_config_from_file).merge(progname: class_name)
end

parse_device(device_name) click to toggle source

# File lib/logger2r.rb, line 66
def parse_device(device_name)
  normalized_name = device_name.to_s.downcase
  return STDOUT if normalized_name == "stdout"
  return STDERR if normalized_name == "stderr"
  begin
    dev_obj = Object.const_get device_name
    return dev_obj.new
  rescue
    device_name
  end
end

parse_formatter(formatter_class, datetime_format) click to toggle source

# File lib/logger2r.rb, line 78
def parse_formatter(formatter_class, datetime_format)
  return nil unless formatter_class
  formatter_obj = Object.const_get formatter_class
  formatter_obj.new.tap { |f| f.datetime_format = datetime_format }
end