From c6221eb4fe29ddf8a09f7fdb4277758716269bd6 Mon Sep 17 00:00:00 2001
From: Asko Nõmm <asko@nth.ee>
Date: Fri, 15 Nov 2024 17:36:55 +0200
Subject: Improve tests.

---
 src/Format.php |  8 +++++++-
 src/Loggr.php  | 12 +++++++++++-
 2 files changed, 18 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/Format.php b/src/Format.php
index 4517e0a..fa1c215 100644
--- a/src/Format.php
+++ b/src/Format.php
@@ -43,7 +43,7 @@ enum Format
         /** @var string $trace_line */
         $trace_line = $message->trace['line'];
 
-        return json_encode([
+        $json = json_encode([
             'date' => $dateTime->format('Y-m-d H:i:s'),
             'level' => strtoupper($message->level->value),
             'message' => $message->content,
@@ -53,6 +53,12 @@ enum Format
                 'line' => $trace_line,
             ],
         ]);
+
+        if (!$json) {
+            return '';
+        }
+
+        return $json;
     }
 
     /**
diff --git a/src/Loggr.php b/src/Loggr.php
index 78b3504..82d5681 100644
--- a/src/Loggr.php
+++ b/src/Loggr.php
@@ -159,8 +159,18 @@ class Loggr implements LoggerInterface
         $this->write(Level::Debug, $message, $context);
     }
 
-    public function log(mixed $level, \Stringable|string $message, array $context = []): void
+    /**
+     * Logs a message with the specified level and context.
+     *
+     * @param mixed $level The logging level (e.g., error, info, debug).
+     * @param \Stringable|string $message The message to log.
+     * @param mixed $context Optional context information to include in the log.
+     * @return void
+     */
+    public function log(mixed $level, \Stringable|string $message, mixed $context = null): void
     {
+        if (!is_string($level) && !is_int($level)) return;
+
         $this->trace = debug_backtrace()[0];
         $this->write(Level::from($level), $message, $context);
     }
-- 
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