Gather CC of empty functions too

Author: Slamdunk

src/StaticAnalysis/ExecutableLinesFindingVisitor.php

@@ -39,6 +39,7 @@
 use PhpParser\Node\Stmt\Finally_;
 use PhpParser\Node\Stmt\For_;
 use PhpParser\Node\Stmt\Foreach_;
+use PhpParser\Node\Stmt\Function_;
 use PhpParser\Node\Stmt\Goto_;
 use PhpParser\Node\Stmt\If_;
 use PhpParser\Node\Stmt\Property;
@@ -244,6 +245,14 @@ private function getLines(NodeAbstract $node, bool $fromReturns): array
             return [$this->getNodeStartLine($node->cond)];
         }
 
+        if ($node instanceof Function_) {
+            if ($node->stmts === []) {
+                return [$node->getEndLine()];
+            }
+
+            return [];
+        }
+
         return [$this->getNodeStartLine($node)];
     }
 
@@ -304,6 +313,7 @@ private function isExecutable(Node $node): bool
                $node instanceof Finally_ ||
                $node instanceof For_ ||
                $node instanceof Foreach_ ||
+               $node instanceof Function_ ||
                $node instanceof Goto_ ||
                $node instanceof If_ ||
                $node instanceof Match_ ||

tests/_files/source_with_oneline_annotations.php

@@ -34,3 +34,7 @@ function baz()
 
     print '*';
 }
+
+function xyz()
+{
+}

tests/tests/Data/RawCodeCoverageDataTest.php

@@ -312,6 +312,7 @@ public function testInlineCommentsKeepTheLine(): void
 
         $this->assertEquals(
             [
+                13,
                 19,
                 22,
                 26,
@@ -320,6 +321,7 @@ public function testInlineCommentsKeepTheLine(): void
                 32,
                 33,
                 35,
+                40,
             ],
             array_keys(RawCodeCoverageData::fromUncoveredFile($file, new ParsingFileAnalyser(true, true))->lineCoverage()[$file])
         );