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#
# Author:: Adam Jacob (<adam@opscode.com>)
# Copyright:: Copyright (c) 2008 Opscode, Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
require 'mixlib/log/formatter'
require 'logger'
module Mixlib
module Log
@logger = nil
attr_accessor :logger #:nodoc
# Use Mixlib::Log.init when you want to set up the logger manually. Arguments to this method
# get passed directly to Logger.new, so check out the documentation for the standard Logger class
# to understand what to do here.
#
# If this method is called with no arguments, it will log to STDOUT at the :info level.
#
# It also configures the Logger instance it creates to use the custom Mixlib::Log::Formatter class.
def init(*opts)
if opts.length == 0
@logger = Logger.new(STDOUT)
else
@logger = Logger.new(*opts)
end
@logger.formatter = Mixlib::Log::Formatter.new()
end
# Sets the level for the Logger object by symbol. Valid arguments are:
#
# :debug
# :info
# :warn
# :error
# :fatal
#
# Throws an ArgumentError if you feed it a bogus log level.
def level(loglevel=:warn)
init() unless @logger
case loglevel
when :debug
@logger.level = Logger::DEBUG
when :info
@logger.level = Logger::INFO
when :warn
@logger.level = Logger::WARN
when :error
@logger.level = Logger::ERROR
when :fatal
@logger.level = Logger::FATAL
else
raise ArgumentError, "Log level must be one of :debug, :info, :warn, :error, or :fatal"
end
end
# Passes any other method calls on directly to the underlying Logger object created with init. If
# this method gets hit before a call to Mixlib::Logger.init has been made, it will call
# Mixlib::Logger.init() with no arguments.
def method_missing(method_symbol, *args)
init() unless @logger
if args.length > 0
@logger.send(method_symbol, *args)
else
@logger.send(method_symbol)
end
end
end
end
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