Merge remote-tracking branch 'upstream/dev' into wiki

1 files changed, 27 insertions, 0 deletions

diff --git a/vendor/psr/log/Psr/Log/NullLogger.php b/vendor/psr/log/Psr/Log/NullLogger.php
new file mode 100644
index 000000000..553a3c593
--- /dev/null
+++ b/vendor/psr/log/Psr/Log/NullLogger.php
@@ -0,0 +1,27 @@
+<?php
+
+namespace Psr\Log;
+
+/**
+ * This Logger can be used to avoid conditional log calls
+ *
+ * Logging should always be optional, and if no logger is provided to your
+ * library creating a NullLogger instance to have something to throw logs at
+ * is a good way to avoid littering your code with `if ($this->logger) { }`
+ * blocks.
+ */
+class NullLogger extends AbstractLogger
+{
+    /**
+     * Logs with an arbitrary level.
+     *
+     * @param mixed $level
+     * @param string $message
+     * @param array $context
+     * @return null
+     */
+    public function log($level, $message, array $context = array())
+    {
+        // noop
+    }
+}