PHP sources updated (phpstan level MAX)

1 files changed, 16 insertions, 12 deletions

diff --git a/src/MetricsInterface.php b/src/MetricsInterface.php
index e0e2260a..ec2009b0 100644
--- a/src/MetricsInterface.php
+++ b/src/MetricsInterface.php
@@ -17,44 +17,48 @@ interface MetricsInterface
     /**
      * Add collector value. Fallback to appropriate method of related collector.
      *
-     * @param string $collector
-     * @param float  $value
-     * @param array  $labels
+     * @param string  $collector
+     * @param float   $value
+     * @param mixed[] $labels
      *
      * @throws MetricException
+     * @return void
      */
     public function add(string $collector, float $value, array $labels = []);
 
     /**
      * Subtract the collector value, only for gauge collector.
      *
-     * @param string $collector
-     * @param float  $value
-     * @param array  $labels
+     * @param string  $collector
+     * @param float   $value
+     * @param mixed[] $labels
      *
      * @throws MetricException
+     * @return void
      */
     public function sub(string $collector, float $value, array $labels = []);
 
     /**
      * Observe collector value, only for histogram and summary collectors.
      *
-     * @param string $collector
-     * @param float  $value
-     * @param array  $labels
+     * @param string  $collector
+     * @param float   $value
+     * @param mixed[] $labels
      *
      * @throws MetricException
+     * @return void
      */
     public function observe(string $collector, float $value, array $labels = []);
 
     /**
      * Set collector value, only for gauge collector.
      *
-     * @param string $collector
-     * @param float  $value
-     * @param array  $labels
+     * @param string  $collector
+     * @param float   $value
+     * @param mixed[] $labels
      *
      * @throws MetricException
+     * @return void
      */
     public function set(string $collector, float $value, array $labels = []);
 }