Fix default values for docStartLine and docEndLine to -1 when no docComment is present

Author: sumansaurabh

src/CodeVisitor.php

@@ -102,8 +102,8 @@ private function processClass(Node\Stmt\Class_ $node)
         // Get class docblock
         $docComment = $node->getDocComment();
         $docString = $docComment ? $docComment->getText() : '';
-        $docStartLine = $docComment ? $docComment->getStartLine() : $classStartLine;
-        $docEndLine = $docComment ? $docComment->getEndLine() : $classStartLine;
+        $docStartLine = $docComment ? $docComment->getStartLine() : -1;
+        $docEndLine = $docComment ? $docComment->getEndLine() : -1;
 
         // Get class content
         $classContent = $this->extractNodeContent($node);
@@ -158,8 +158,8 @@ private function extractMethodData(Node\FunctionLike $node)
         // Get method docblock
         $docComment = $node->getDocComment();
         $docString = $docComment ? $docComment->getText() : '';
-        $docStartLine = $docComment ? $docComment->getStartLine() : $startLine;
-        $docEndLine = $docComment ? $docComment->getEndLine() : $startLine;
+        $docStartLine = $docComment ? $docComment->getStartLine() : -1;
+        $docEndLine = $docComment ? $docComment->getEndLine() : -1;
 
         // Get method content and called functions
         $methodContent = $this->extractNodeContent($node);