Generic/LowerCaseKeyword: add extra tests with "yield from"

... to safeguard that a "yield from" keyword split into multiple tokens is still handled correctly.

Author: jrfnl

src/Standards/Generic/Tests/PHP/LowerCaseKeywordUnitTest.inc

@@ -53,5 +53,12 @@ if (ISSET($a) && !Empty($a)) { UnSeT($a); }
 eval('foo');
 eVaL('foo');
 
+$c = function() {
+    Yield /*comment*/ From fun();
+    YIELD
+    /*comment*/
+    FROM fun();
+}
+
 __HALT_COMPILER(); // An exception due to phar support.
 function

src/Standards/Generic/Tests/PHP/LowerCaseKeywordUnitTest.inc.fixed

@@ -53,5 +53,12 @@ if (isset($a) && !empty($a)) { unset($a); }
 eval('foo');
 eval('foo');
 
+$c = function() {
+    yield /*comment*/ from fun();
+    yield
+    /*comment*/
+    from fun();
+}
+
 __HALT_COMPILER(); // An exception due to phar support.
 function

src/Standards/Generic/Tests/PHP/LowerCaseKeywordUnitTest.php

@@ -52,6 +52,9 @@ public function getErrorList()
             48 => 1,
             52 => 3,
             54 => 1,
+            57 => 2,
+            58 => 1,
+            60 => 1,
         ];
 
     }//end getErrorList()