Class Logger

Loggers are used to send formated messages to the writers using specific log levels.

Default template of the message is context( INFO|WARNING|ERROR|DEBUG) message

Namespace: gregoryv\logger
Located at Logger.php

Methods summary
`public`	# `__construct( mixed $context = '' )` Constructs a new logger where all messages are prefixed with the context. If the context is an object the class name of that object is used. Constructs a new logger where all messages are prefixed with the context. If the context is an object the class name of that object is used. Parameters `$context` string or class
`public static`	# `setWriter( gregoryv\logger\SeverityWriterInterface $writer )` Set global writer for all your loggers Set global writer for all your loggers Parameters `$writer`
`public`	# `turn( string $toggle )` Sets logging state of the given severity level in a readable format Sets logging state of the given severity level in a readable format Parameters `$toggle` format: (on\|off) [all] (debug\|info\|notice\|warn\|error\|critical\|alert\|emergency) Example $log->turn('on debug'); $log->turn('off all warn');
`public`	# `debug( $value = '' )` Debug (severity 7): debug-level messages Debug (severity 7): debug-level messages
`public`	# `debugf( )` Same as debug(sprintf($format, $args...)) Same as debug(sprintf($format, $args...))
`public`	# `info( $value = '' )` Informational (severity 6): informational messages Informational (severity 6): informational messages
`public`	# `infof( )` Same as info(sprintf($format, $args...)) Same as info(sprintf($format, $args...))
`public`	# `notice( $value = '' )` Notice (severity 5): normal but significant condition Notice (severity 5): normal but significant condition
`public`	# `noticef( )` Same as notice(sprintf($format, $args...)) Same as notice(sprintf($format, $args...))
`public`	# `warn( $value = '' )` Warning (severity 4): warning conditions Warning (severity 4): warning conditions
`public`	# `warnf( )` Same as warn(sprintf($format, $args...)) Same as warn(sprintf($format, $args...))
`public`	# `error( $value = '' )` Error (severity 3): error conditions Error (severity 3): error conditions
`public`	# `errorf( )` Same as error(sprintf($format, $args...)) Same as error(sprintf($format, $args...))
`public`	# `critical( $value = '' )` Critical (severity 2): critical conditions Critical (severity 2): critical conditions
`public`	# `criticalf( )` Same as critical(sprintf($format, $args...)) Same as critical(sprintf($format, $args...))
`public`	# `alert( $value = '' )` Alert (severity 1): action must be taken immediately Alert (severity 1): action must be taken immediately
`public`	# `alertf( )` Same as alert(sprintf($format, $args...)) Same as alert(sprintf($format, $args...))
`public`	# `emergency( $value = '' )` Emergency (severity 0): system is unusable Emergency (severity 0): system is unusable
`public`	# `emergencyf( )` Same as emergency(sprintf($format, $args...)) Same as emergency(sprintf($format, $args...))