use empty() instead of comparison

Frank Kleine · Frank Kleine · commit 5a28f99581fb · 2016-06-24T17:39:16.000+02:00
diff --git a/src/main/php/predicate/Equals.php b/src/main/php/predicate/Equals.php
@@ -86,7 +86,7 @@ public function __toString()
             } else {
                 $result = sprintf('is equal to <string:%s>', $this->expected);
             }
-        } elseif (is_array($this->expected) && [] === $this->expected) {
+        } elseif (is_array($this->expected) && empty($this->expected)) {
             $result = 'is an empty array';
         } else {
 

Original file line number	Diff line number	Diff line change
`@@ -86,7 +86,7 @@ public function __toString()`
`86`	`86`	`} else {`
`87`	`87`	`$result = sprintf('is equal to <string:%s>', $this->expected);`
`88`	`88`	`}`
`89`		`- } elseif (is_array($this->expected) && [] === $this->expected) {`
	`89`	`+ } elseif (is_array($this->expected) && empty($this->expected)) {`
`90`	`90`	`$result = 'is an empty array';`
`91`	`91`	`} else {`
`92`	`92`