Update code to match PSR-12 code style

Author: colinodell

src/Data.php

@@ -59,9 +59,9 @@ public function append(string $key, $value = null): void
         }
 
         $endKey = array_pop($keyPath);
-        for ( $i = 0; $i < count($keyPath); $i++ ) {
+        for ($i = 0; $i < count($keyPath); $i++) {
             $currentKey =& $keyPath[$i];
-            if ( ! isset($currentValue[$currentKey]) ) {
+            if (! isset($currentValue[$currentKey])) {
                 $currentValue[$currentKey] = [];
             }
             $currentValue =& $currentValue[$currentKey];
@@ -97,7 +97,7 @@ public function set(string $key, $value = null): void
         }
 
         $endKey = array_pop($keyPath);
-        for ( $i = 0; $i < count($keyPath); $i++ ) {
+        for ($i = 0; $i < count($keyPath); $i++) {
             $currentKey =& $keyPath[$i];
             if (!isset($currentValue[$currentKey])) {
                 $currentValue[$currentKey] = [];
@@ -129,7 +129,7 @@ public function remove(string $key): void
         }
 
         $endKey = array_pop($keyPath);
-        for ( $i = 0; $i < count($keyPath); $i++ ) {
+        for ($i = 0; $i < count($keyPath); $i++) {
             $currentKey =& $keyPath[$i];
             if (!isset($currentValue[$currentKey])) {
                 return;
@@ -149,9 +149,9 @@ public function get(string $key, $default = null)
         $currentValue = $this->data;
         $keyPath = explode('.', $key);
 
-        for ( $i = 0; $i < count($keyPath); $i++ ) {
+        for ($i = 0; $i < count($keyPath); $i++) {
             $currentKey = $keyPath[$i];
-            if (!isset($currentValue[$currentKey]) ) {
+            if (!isset($currentValue[$currentKey])) {
                 return $default;
             }
             if (!is_array($currentValue)) {
@@ -173,7 +173,7 @@ public function has(string $key): bool
         $currentValue = &$this->data;
         $keyPath = explode('.', $key);
 
-        for ( $i = 0; $i < count($keyPath); $i++ ) {
+        for ($i = 0; $i < count($keyPath); $i++) {
             $currentKey = $keyPath[$i];
             if (
                 !is_array($currentValue) ||

src/Util.php

@@ -27,7 +27,7 @@ class Util
      */
     public static function isAssoc(array $arr): bool
     {
-        return !count($arr) || count(array_filter(array_keys($arr),'is_string')) == count($arr);
+        return !count($arr) || count(array_filter(array_keys($arr), 'is_string')) == count($arr);
     }
 
     /**
@@ -43,7 +43,7 @@ public static function isAssoc(array $arr): bool
      */
     public static function mergeAssocArray($to, $from, $clobber = true)
     {
-        if ( is_array($from) ) {
+        if (is_array($from)) {
             foreach ($from as $k => $v) {
                 if (!isset($to[$k])) {
                     $to[$k] = $v;

tests/DataTest.php

@@ -88,7 +88,7 @@ public function testAppend()
 
     public function testSet()
     {
-        $data = new Data;
+        $data = new Data();
 
         $this->assertNull($data->get('a'));
         $this->assertNull($data->get('b.c'));
@@ -111,7 +111,7 @@ public function testSet()
 
     public function testSetClobberStringInPath()
     {
-        $data = new Data;
+        $data = new Data();
 
         $data->set('a.b.c', 'Should not be able to write to a.b.c.d.e');