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125 lines
3.0 KiB
125 lines
3.0 KiB
<?php
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namespace Psr\Log;
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/**
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* Describes a logger instance.
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*
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* The message MUST be a string or object implementing __toString().
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*
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* The message MAY contain placeholders in the form: {foo} where foo
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* will be replaced by the context data in key "foo".
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*
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* The context array can contain arbitrary data. The only assumption that
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* can be made by implementors is that if an Exception instance is given
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* to produce a stack trace, it MUST be in a key named "exception".
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*
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* See https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-3-logger-interface.md
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* for the full interface specification.
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*/
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interface LoggerInterface
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{
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/**
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* System is unusable.
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*
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* @param string $message
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* @param mixed[] $context
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*
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* @return void
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*/
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public function emergency($message, array $context = array());
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/**
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* Action must be taken immediately.
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*
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* Example: Entire website down, database unavailable, etc. This should
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* trigger the SMS alerts and wake you up.
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*
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* @param string $message
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* @param mixed[] $context
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*
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* @return void
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*/
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public function alert($message, array $context = array());
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/**
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* Critical conditions.
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*
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* Example: Application component unavailable, unexpected exception.
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*
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* @param string $message
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* @param mixed[] $context
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*
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* @return void
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*/
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public function critical($message, array $context = array());
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/**
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* Runtime errors that do not require immediate action but should typically
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* be logged and monitored.
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*
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* @param string $message
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* @param mixed[] $context
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*
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* @return void
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*/
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public function error($message, array $context = array());
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/**
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* Exceptional occurrences that are not errors.
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*
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* Example: Use of deprecated APIs, poor use of an API, undesirable things
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* that are not necessarily wrong.
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*
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* @param string $message
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* @param mixed[] $context
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*
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* @return void
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*/
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public function warning($message, array $context = array());
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/**
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* Normal but significant events.
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*
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* @param string $message
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* @param mixed[] $context
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*
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* @return void
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*/
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public function notice($message, array $context = array());
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/**
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* Interesting events.
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*
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* Example: User logs in, SQL logs.
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*
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* @param string $message
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* @param mixed[] $context
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*
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* @return void
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*/
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public function info($message, array $context = array());
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/**
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* Detailed debug information.
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*
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* @param string $message
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* @param mixed[] $context
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*
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* @return void
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*/
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public function debug($message, array $context = array());
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/**
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* Logs with an arbitrary level.
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*
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* @param mixed $level
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* @param string $message
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* @param mixed[] $context
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*
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* @return void
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*
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* @throws \Psr\Log\InvalidArgumentException
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*/
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public function log($level, $message, array $context = array());
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}
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