NoExtraBlankLinesFixer - remove blank lines after open tag

src/Fixer/Whitespace/NoExtraBlankLinesFixer.php

@@ -377,11 +377,13 @@ private function removeBetweenUse($index)
 
     private function removeMultipleBlankLines($index)
     {
+        $expected = $this->tokens[$index - 1]->isGivenKind(T_OPEN_TAG) && 1 === Preg::match('/\R$/', $this->tokens[$index - 1]->getContent()) ? 1 : 2;
+
         $parts = Preg::split('/(.*\R)/', $this->tokens[$index]->getContent(), -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY);
         $count = \count($parts);
 
-        if ($count > 2) {
-            $this->tokens[$index] = new Token([T_WHITESPACE, $parts[0].$parts[1].rtrim($parts[$count - 1], "\r\n")]);
+        if ($count > $expected) {
+            $this->tokens[$index] = new Token([T_WHITESPACE, implode(array_slice($parts, 0, $expected)).rtrim($parts[$count - 1], "\r\n")]);
         }
     }
 

tests/Fixer/Whitespace/NoExtraBlankLinesFixerTest.php

@@ -1103,6 +1103,19 @@ public function provideSwitchCases()
         ];
     }
 
+    public function testRemovingEmptyLinesAfterOpenTag()
+    {
+        $this->doTest(
+            '<?php
+
+class Foo {}',
+            '<?php
+
+
+class Foo {}'
+        );
+    }
+
     /**
      * @param string $expected
      * @param string $input

tests/Fixtures/Integration/priority/no_unused_imports,no_extra_blank_lines.test

@@ -5,13 +5,11 @@ Integration of fixers: no_unused_imports,no_extra_blank_lines.
 --EXPECT--
 <?php
 
-
 $bar = null;
 
 --INPUT--
 <?php
 
-
 use Foo\Bar;
 
 $bar = null;