Corona: Add method to get tags specific to the current span

Author: pprkut

src/Lunr/Corona/Request.php

@@ -12,6 +12,7 @@
 
 use BackedEnum;
 use Lunr\Corona\Parsers\TracingInfo\TracingInfoValue;
+use Lunr\Ticks\EventLogging\EventInterface;
 use Lunr\Ticks\TracingControllerInterface;
 use Lunr\Ticks\TracingInfoInterface;
 use RuntimeException;
@@ -21,6 +22,8 @@
  * Manages access to $_POST, $_GET values, as well as
  * the request URL parameters
  *
+ * @phpstan-import-type Tags from EventInterface
+ *
  * @property-read string $action           The HTTP method used for the request
  * @property-read string $protocol         The protocol used for the request
  * @property-read string $domain           The domain used for the request
@@ -203,6 +206,20 @@ public function getParentSpanId(): ?string
         return $this->get(TracingInfoValue::ParentSpanID);
     }
 
+    /**
+     * Get tags that are specific to the current span.
+     *
+     * @return Tags Indexed metadata about the current span
+     */
+    public function getSpanSpecificTags(): array
+    {
+        return [
+            'controller' => $this->controller,
+            'method'     => $this->method,
+            'call'       => $this->call,
+        ];
+    }
+
     /**
      * Get a request value.
      *

src/Lunr/Corona/Tests/RequestGetValueTest.php

@@ -321,6 +321,24 @@ public function testGetParentSpanIdWithUncachedValue(): void
         $this->assertEquals($id, $value);
     }
 
+    /**
+     * Test getSpanSpecificTags().
+     *
+     * @covers Lunr\Corona\Request::getSpanSpecificTags
+     */
+    public function testGetSpanSpecificTags()
+    {
+        $expected = [
+            'controller' => 'controller',
+            'method'     => 'method',
+            'call'       => 'controller/method',
+        ];
+
+        $value = $this->class->getSpanSpecificTags();
+
+        $this->assertEquals($expected, $value);
+    }
+
 }
 
 ?>