Make dump() variadic

Robin Chalas · Robin Chalas · commit 452dea991ed2 · 2017-07-29T02:27:50.000+02:00
diff --git a/src/Symfony/Component/VarDumper/Resources/functions/dump.php b/src/Symfony/Component/VarDumper/Resources/functions/dump.php
@@ -15,9 +15,13 @@
     /**
      * @author Nicolas Grekas <p@tchwork.com>
      */
-    function dump($var)
+    function dump(...$vars)
     {
-        foreach (func_get_args() as $var) {
+        if (!$vars) {
+            throw new ArgumentCountError('dump() requires at least 1 argument.');
+        }
+
+        foreach ($vars as $var) {
             VarDumper::dump($var);
         }
     }

Original file line number	Diff line number	Diff line change
`@@ -15,9 +15,13 @@`
`15`	`15`	`/**`
`16`	`16`	`* @author Nicolas Grekas <p@tchwork.com>`
`17`	`17`	`*/`
`18`		`- function dump($var)`
	`18`	`+ function dump(...$vars)`
`19`	`19`	`{`
`20`		`- foreach (func_get_args() as $var) {`
	`20`	`+ if (!$vars) {`
	`21`	`+ throw new ArgumentCountError('dump() requires at least 1 argument.');`
	`22`	`+ }`
	`23`	`+`
	`24`	`+ foreach ($vars as $var) {`
`21`	`25`	`VarDumper::dump($var);`
`22`	`26`	`}`
`23`	`27`	`}`