namespace Psr\Log

Classsort descending Location Description
AbstractLogger drupal/core/vendor/psr/log/Psr/Log/AbstractLogger.php This is a simple Logger implementation that other Loggers can inherit from.
InvalidArgumentException drupal/core/vendor/psr/log/Psr/Log/InvalidArgumentException.php
LoggerAwareInterface drupal/core/vendor/psr/log/Psr/Log/LoggerAwareInterface.php Describes a logger-aware instance
LoggerAwareTrait drupal/core/vendor/psr/log/Psr/Log/LoggerAwareTrait.php Basic Implementation of LoggerAwareInterface.
LoggerInterface drupal/core/vendor/psr/log/Psr/Log/LoggerInterface.php Describes a logger instance
LoggerTrait drupal/core/vendor/psr/log/Psr/Log/LoggerTrait.php This is a simple Logger trait that classes unable to extend AbstractLogger (because they extend another class, etc) can include.
LogLevel drupal/core/vendor/psr/log/Psr/Log/LogLevel.php Describes log levels
NullLogger drupal/core/vendor/psr/log/Psr/Log/NullLogger.php This Logger can be used to avoid conditional log calls