/
logger.rb
89 lines (73 loc) · 1.91 KB
/
logger.rb
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# frozen_string_literal: true
require 'active_support/core_ext/module/attribute_accessors'
require 'logger'
require 'phut'
# Base module
module Trema
mattr_accessor :logger
# The default logger.
class Logger
LOGGING_LEVELS = { debug: ::Logger::DEBUG,
info: ::Logger::INFO,
warn: ::Logger::WARN,
error: ::Logger::ERROR,
fatal: ::Logger::FATAL,
unknown: ::Logger::UNKNOWN }.freeze
def initialize(name)
@name = name
end
def unknown(message)
output :unknown, message
end
def fatal(message)
output :fatal, message
end
def error(message)
output :error, message
end
def warn(message)
output :warn, message
end
def info(message)
output :info, message
end
def debug(message)
output :debug, message
end
def level=(level)
@logger ||= create_logger
@logger.values.each do |each|
each.__send__ :level=, LOGGING_LEVELS.fetch(level.to_sym)
end
rescue KeyError
raise(ArgumentError, "Invalid log level: #{level}")
end
def level
@logger ||= create_logger
@logger[:file].level
end
private
def output(message_type, message)
@logger ||= create_logger
@logger.values.each { |each| each.__send__ message_type, message }
message
end
def create_logger
{}.tap do |list|
list[:file] = create_file_logger
list[:stderr] = create_stderr_logger
end
end
def create_file_logger
::Logger.new("#{Phut.log_dir}/#{@name}.log").tap do |logger|
logger.level = ::Logger::INFO
end
end
def create_stderr_logger
::Logger.new($stderr).tap do |logger|
logger.formatter = proc { |_sev, _dtm, _name, msg| msg + "\n" }
logger.level = ::Logger::INFO
end
end
end
end