Remove redundant variable and add documentation reference for esc string list

ircmaxell · ircmaxell · commit 17530ff08e8e · 2015-07-16T10:49:32.000-04:00
diff --git a/src/phpDocumentor/GraphViz/Attribute.php b/src/phpDocumentor/GraphViz/Attribute.php
@@ -132,12 +132,12 @@ public function isValueContainingSpecials()
     /**
      * Encode special characters so the escape sequences aren't removed
      *
+     * @see http://www.graphviz.org/doc/info/attrs.html#k:escString
      * @return string
      */
     protected function encodeSpecials()
     {
         $value = $this->getValue();
-        $validEscapes = 'NGEGTHLnlr';
         $regex = '(\'|"|\\x00|\\\\(?![\\\\NGETHLnlr]))';
         return preg_replace($regex, '\\\\$0', $value);
     }

Original file line number	Diff line number	Diff line change
`@@ -132,12 +132,12 @@ public function isValueContainingSpecials()`
`132`	`132`	`/**`
`133`	`133`	`* Encode special characters so the escape sequences aren't removed`
`134`	`134`	`*`
	`135`	`+ * @see http://www.graphviz.org/doc/info/attrs.html#k:escString`
`135`	`136`	`* @return string`
`136`	`137`	`*/`
`137`	`138`	`protected function encodeSpecials()`
`138`	`139`	`{`
`139`	`140`	`$value = $this->getValue();`
`140`		`- $validEscapes = 'NGEGTHLnlr';`
`141`	`141`	`$regex = '(\'\|"\|\\x00\|\\\\(?![\\\\NGETHLnlr]))';`
`142`	`142`	`return preg_replace($regex, '\\\\$0', $value);`
`143`	`143`	`}`