Blacklisting do..while constructs.

src/Rule/ControlStructuresBracesRule.php

@@ -3,13 +3,17 @@
 namespace spriebsch\PHPca\Rule;
 
 use spriebsch\PHPca\Token;
+use spriebsch\PHPca\Pattern\Token as PatternToken;
+use spriebsch\PHPca\Pattern\Pattern;
+use spriebsch\PHPca\Finder;
 
 /**
  * Ensures that the control structures have a space before the parenthesis
  * and a space between the parenthesis and the brace.
  */
 class ControlStructuresBracesRule extends Rule
 {
+    protected $blacklist = array();
 
     protected $controlTokens = array(
         T_IF,
@@ -26,12 +30,33 @@ class ControlStructuresBracesRule extends Rule
      */
     protected function doCheck()
     {
+        // exclude do ... while statements by putting them on the blacklist
+        $pattern = new Pattern();
+        $pattern->token(T_DO)
+                ->token(T_WHITESPACE)
+                ->token(T_OPEN_CURLY)
+                ->zeroOrMore(new PatternToken(T_ANY))
+                ->token(T_CLOSE_CURLY)
+                ->token(T_WHITESPACE)
+                ->token(T_WHILE);
+
+        $this->blacklist = array();
+
+        foreach (Finder::findPattern($this->file, $pattern) as $match) {
+            if ($match[0]->getBlockLevel() == $match[sizeof($match) - 1]->getBlockLevel()) {
+                $this->blacklist[] = $match[sizeof($match) - 1];
+            }
+        }
+        $this->file->rewind();
+
         foreach ($this->controlTokens as $id) {
             while ($this->file->seekTokenId($id)) {
                 $controlToken = $this->file->current();
                 $name = $controlToken->getText();
 
-                if ($this->file->seekTokenId(T_OPEN_CURLY)) {
+                if (in_array($controlToken, $this->blacklist)) {
+                  $this->file->seekToken($controlToken);
+                } elseif ($this->file->seekTokenId(T_OPEN_CURLY)) {
                     $curlyToken = $this->file->current();
 
                     if (!$this->file->valid() || $controlToken->getLine() != $curlyToken->getLine()) {