Add type hints.

mcordingley · mcordingley · commit b2c9d8888b88 · 2017-07-17T17:52:12.000-04:00
diff --git a/src/Vector.php b/src/Vector.php
@@ -71,7 +71,7 @@ public function dotProduct(self $other): float
         }
 
         return array_sum(array_map(
-            function ($a, $b) {
+            function (float $a, float $b) {
                 return $a * $b;
             },
             $this->toArray(),

Original file line number	Diff line number	Diff line change
`@@ -71,7 +71,7 @@ public function dotProduct(self $other): float`
`71`	`71`	`}`
`72`	`72`
`73`	`73`	`return array_sum(array_map(`
`74`		`- function ($a, $b) {`
	`74`	`+ function (float $a, float $b) {`
`75`	`75`	`return $a * $b;`
`76`	`76`	`},`
`77`	`77`	`$this->toArray(),`