Mistralys / application-utils

src/ConvertHelper/ByteConverter.php

Spacing +17 added lines, -17 removed lines

@@ -33,7 +33,7 @@ 
         $this->bytes = $bytes;
         
         // correct negative values
-        if($this->bytes < 0) 
+        if ($this->bytes < 0) 
         {
             $this->bytes = 0;
         }
@@ -49,19 +49,19 @@ 
     {
         $sizes = $this->getSizesSorted($base);   
 
-        if($this->bytes >= $sizes[0]->getBytes()) 
+        if ($this->bytes >= $sizes[0]->getBytes()) 
         {
             $total = count($sizes);
             
-            for($i=0; $i < $total; $i++)
+            for ($i = 0; $i < $total; $i++)
             {
                 $size = $sizes[$i];
                 
-                if(!isset($sizes[($i+1)])) {
+                if (!isset($sizes[($i + 1)])) {
                     return $size;
                 }
                 
-                if($this->bytes >= $size->getBytes() && $this->bytes < $sizes[($i+1)]->getBytes()) {
+                if ($this->bytes >= $size->getBytes() && $this->bytes < $sizes[($i + 1)]->getBytes()) {
                     return $size;
                 }
             }
@@ -99,11 +99,11 @@ 
     * @see ConvertHelper_StorageSizeEnum::BASE_10
     * @see ConvertHelper_StorageSizeEnum::BASE_2
     */
-    public function toString(int $precision, int $base=ConvertHelper_StorageSizeEnum::BASE_10) : string
+    public function toString(int $precision, int $base = ConvertHelper_StorageSizeEnum::BASE_10) : string
     {
         $size = $this->detectSize($base);
         
-        return round($this->bytes / $size->getBytes(), $precision) . ' ' . $size->getSuffix();
+        return round($this->bytes / $size->getBytes(), $precision).' '.$size->getSuffix();
     }
     
    /**
@@ -126,7 +126,7 @@ 
     * @param int $precision Amount of decimals (rounded up)
     * @return float
     */
-    public function toKilobytes(int $precision=1) : float
+    public function toKilobytes(int $precision = 1) : float
     {
         return $this->toNumber($precision, 'kb');
     }
@@ -137,7 +137,7 @@ 
     * @param int $precision Amount of decimals (rounded up)
     * @return float
     */
-    public function toMegabytes(int $precision=1) : float
+    public function toMegabytes(int $precision = 1) : float
     {
         return $this->toNumber($precision, 'mb');
     }
@@ -148,7 +148,7 @@ 
     * @param int $precision Amount of decimals (rounded up)
     * @return float
     */
-    public function toGigabytes(int $precision=1) : float
+    public function toGigabytes(int $precision = 1) : float
     {
         return $this->toNumber($precision, 'gb');
     }
@@ -159,7 +159,7 @@ 
     * @param int $precision Amount of decimals (rounded up)
     * @return float
     */
-    public function toTerabytes(int $precision=1) : float
+    public function toTerabytes(int $precision = 1) : float
     {
         return $this->toNumber($precision, 'tb');
     }
@@ -170,7 +170,7 @@ 
     * @param int $precision Amount of decimals (rounded up)
     * @return float
     */
-    public function toPetabytes(int $precision=1) : float
+    public function toPetabytes(int $precision = 1) : float
     {
         return $this->toNumber($precision, 'pb');
     }
@@ -181,7 +181,7 @@ 
      * @param int $precision Amount of decimals (rounded up)
      * @return float
      */
-    public function toKibibytes(int $precision=1) : float
+    public function toKibibytes(int $precision = 1) : float
     {
         return $this->toNumber($precision, 'kib');
     }
@@ -192,7 +192,7 @@ 
      * @param int $precision Amount of decimals (rounded up)
      * @return float
      */
-    public function toMebibytes(int $precision=1) : float
+    public function toMebibytes(int $precision = 1) : float
     {
         return $this->toNumber($precision, 'mib');
     }
@@ -203,7 +203,7 @@ 
      * @param int $precision Amount of decimals (rounded up)
      * @return float
      */
-    public function toGibibytes(int $precision=1) : float
+    public function toGibibytes(int $precision = 1) : float
     {
         return $this->toNumber($precision, 'gib');
     }
@@ -214,7 +214,7 @@ 
      * @param int $precision Amount of decimals (rounded up)
      * @return float
      */
-    public function toTebibytes(int $precision=1) : float
+    public function toTebibytes(int $precision = 1) : float
     {
         return $this->toNumber($precision, 'tib');
     }
@@ -225,7 +225,7 @@ 
      * @param int $precision Amount of decimals (rounded up)
      * @return float
      */
-    public function toPebibytes(int $precision=1) : float
+    public function toPebibytes(int $precision = 1) : float
     {
         return $this->toNumber($precision, 'pib');
     }

src/ConvertHelper/SizeNotation.php

Spacing +10 added lines, -10 removed lines

@@ -94,7 +94,7 @@ 
     * @return string
     * @see ConvertHelper::bytes2readable()
     */
-    public function toString(int $precision=1) : string
+    public function toString(int $precision = 1) : string
     {
         return ConvertHelper::bytes2readable($this->bytes, $precision, $this->getBase());
     }
@@ -105,7 +105,7 @@ 
     */
     public function getBase() : int
     {
-        if(!$this->isValid()) {
+        if (!$this->isValid()) {
             return 0; 
         }
         
@@ -154,18 +154,18 @@ 
     
     protected function parseSize() : void
     {
-        if(!$this->detectParts()) {
+        if (!$this->detectParts()) {
             return;
         }
         
         // we detected units in the string: all good.
-        if($this->units !== null)
+        if ($this->units !== null)
         {
             return;
         }
         
         // just a numeric value: we assume this means we're dealing with bytes.
-        if(is_numeric($this->number)) 
+        if (is_numeric($this->number)) 
         {
             $this->units = 'b';
             return;
@@ -191,12 +191,12 @@ 
         
         $number = $this->size;
         
-        foreach($units as $unit)
+        foreach ($units as $unit)
         {
-            if(stristr($number, $unit))
+            if (stristr($number, $unit))
             {
                 // there are more than 1 unit defined in the string
-                if($this->units !== null)
+                if ($this->units !== null)
                 {
                     $this->setError(
                         t(
@@ -252,14 +252,14 @@ 
     {
         $this->parseSize();
         
-        if(!$this->valid) {
+        if (!$this->valid) {
             return;
         }
         
         $int = intval($this->number);
         
         // negative values
-        if($int < 0) 
+        if ($int < 0) 
         {
             $this->setError(
                 t('Negative values cannot be used as size.'),

src/ConvertHelper/StorageSizeEnum.php

Spacing +5 added lines, -5 removed lines

@@ -43,7 +43,7 @@ 
     */
     protected static function init()
     {
-        if(isset(self::$sizes)) {
+        if (isset(self::$sizes)) {
             return;
         }
         
@@ -63,7 +63,7 @@ 
         
         self::addSize('b', 1, 1, t('B'), t('Byte'), t('Bytes'));
         
-        if(class_exists('AppLocalize\Localization')) 
+        if (class_exists('AppLocalize\Localization')) 
         {
             \AppLocalize\Localization::onLocaleChanged(array(self::class, 'handle_localeChanged'));
         }
@@ -108,7 +108,7 @@ 
     {
         self::init();
         
-        if(isset(self::$sizes[$name])) {
+        if (isset(self::$sizes[$name])) {
             return self::$sizes[$name];
         }
         
@@ -140,9 +140,9 @@ 
         
         $result = array();
         
-        foreach(self::$sizes as $size)
+        foreach (self::$sizes as $size)
         {
-            if($size->getBase() === $base) {
+            if ($size->getBase() === $base) {
                 $result[] = $size;
             }
         }

src/ConvertHelper.php

Spacing +90 added lines, -90 removed lines

@@ -57,7 +57,7 @@ 
             $amount = substr_count($line, "\t") - $min;
             $line = trim($line);
             if ($amount >= 1) {
-                $line = str_repeat("\t", $amount) . $line;
+                $line = str_repeat("\t", $amount).$line;
             }
 
             $converted[] = $line;
@@ -129,10 +129,10 @@ 
 
         // specifically handle zero
         if ($seconds <= 0) {
-            return '0 ' . t('seconds');
+            return '0 '.t('seconds');
         }
         
-        if($seconds < 1) {
+        if ($seconds < 1) {
             return t('less than a second');
         }
 
@@ -140,7 +140,7 @@ 
         foreach ($units as $def) {
             $quot = intval($seconds / $def['value']);
             if ($quot) {
-                $item = $quot . ' ';
+                $item = $quot.' ';
                 if (abs($quot) > 1) {
                     $item .= $def['plural'];
                 } else {
@@ -157,7 +157,7 @@ 
             return $last;
         }
 
-        return implode(', ', $tokens) . ' ' . t('and') . ' ' . $last;
+        return implode(', ', $tokens).' '.t('and').' '.$last;
     }
 
    /**
@@ -176,7 +176,7 @@ 
     {
          $converter = new ConvertHelper_DurationConverter();
          
-         if($datefrom instanceof \DateTime)
+         if ($datefrom instanceof \DateTime)
          {
              $converter->setDateFrom($datefrom);
          }
@@ -185,11 +185,11 @@ 
              $converter->setDateFrom(self::timestamp2date($datefrom)); 
          }
 
-         if($dateto instanceof \DateTime)
+         if ($dateto instanceof \DateTime)
          {
              $converter->setDateTo($dateto);
          }
-         else if($dateto > 0)
+         else if ($dateto > 0)
          {
              $converter->setDateTo(self::timestamp2date($dateto));
          }
@@ -209,9 +209,9 @@ 
         return $geshi->parse_code();
     }
     
-    public static function highlight_xml($xml, $formatSource=false)
+    public static function highlight_xml($xml, $formatSource = false)
     {
-        if($formatSource) 
+        if ($formatSource) 
         {
             $dom = new \DOMDocument();
             $dom->loadXML($xml);
@@ -278,34 +278,34 @@ 
             return $text;
         }
 
-        $text = trim(mb_substr($text, 0, $targetLength)) . $append;
+        $text = trim(mb_substr($text, 0, $targetLength)).$append;
 
         return $text;
     }
 
-    public static function var_dump($var, $html=true)
+    public static function var_dump($var, $html = true)
     {
         $info = parseVariable($var);
         
-        if($html) {
+        if ($html) {
             return $info->toHTML();
         }
         
         return $info->toString();
     }
     
-    public static function print_r($var, $return=false, $html=true)
+    public static function print_r($var, $return = false, $html = true)
     {
         $result = self::var_dump($var, $html);
         
-        if($html) {
+        if ($html) {
             $result = 
             '<pre style="background:#fff;color:#333;padding:16px;border:solid 1px #bbb;border-radius:4px">'.
                 $result.
             '</pre>';
         }
         
-        if($return) {
+        if ($return) {
             return $result;
         }
         
@@ -325,7 +325,7 @@ 
 
     public static function string2bool($string)
     {
-        if($string === '' || $string === null) {
+        if ($string === '' || $string === null) {
             return false;
         }
         
@@ -380,10 +380,10 @@ 
     public static function date2listLabel(\DateTime $date, $includeTime = false, $shortMonth = false)
     {
         $today = new \DateTime();
-        if($date->format('d.m.Y') == $today->format('d.m.Y')) {
+        if ($date->format('d.m.Y') == $today->format('d.m.Y')) {
             $label = t('Today');
         } else {
-            $label = $date->format('d') . '. ' . self::month2string((int)$date->format('m'), $shortMonth) . ' ';
+            $label = $date->format('d').'. '.self::month2string((int)$date->format('m'), $shortMonth).' ';
             if ($date->format('Y') != date('Y')) {
                 $label .= $date->format('Y');
             }
@@ -474,28 +474,28 @@ 
         $hexAlphabet = array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F');
         
         $stack = array();
-        foreach(self::$controlChars as $char)
+        foreach (self::$controlChars as $char)
         {
             $tokens = explode('-', $char);
             $start = $tokens[0];
             $end = $tokens[1];
             $prefix = substr($start, 0, 3);
             $range = array();
-            foreach($hexAlphabet as $number) {
+            foreach ($hexAlphabet as $number) {
                 $range[] = $prefix.$number;
             }
             
             $use = false;
-            foreach($range as $number) {
-                if($number == $start) {
+            foreach ($range as $number) {
+                if ($number == $start) {
                     $use = true;
                 }
                 
-                if($use) {
+                if ($use) {
                     $stack[] = $number;
                 }
                 
-                if($number == $end) {
+                if ($number == $end) {
                     break;
                 }
             }
@@ -516,7 +516,7 @@ 
         $chars = self::getControlCharactersAsHex();
         
         $result = array();
-        foreach($chars as $char) {
+        foreach ($chars as $char) {
             $result[] = hex2bin($char);
         }
         
@@ -534,14 +534,14 @@ 
         $chars = self::getControlCharactersAsHex();
         
         $result = array();
-        foreach($chars as $char) {
+        foreach ($chars as $char) {
             $result[] = '\u'.strtolower($char);
         }
         
         return $result;
     }
     
-    protected static $controlChars =  array(
+    protected static $controlChars = array(
         '0000-0008', // control chars
         '000E-000F', // control chars
         '0010-001F', // control chars
@@ -563,19 +563,19 @@ 
      */
     public static function stripControlCharacters(string $string) : string
     {
-        if(empty($string)) {
+        if (empty($string)) {
             return $string;
         }
         
         // create the regex from the unicode characters list
-        if(!isset(self::$controlCharsRegex)) 
+        if (!isset(self::$controlCharsRegex)) 
         {
             $chars = self::getControlCharactersAsHex();
 
             // we use the notation \x{0000} to specify the unicode character key
             // in the regular expression.
             $stack = array();
-            foreach($chars as $char) {
+            foreach ($chars as $char) {
                 $stack[] = '\x{'.$char.'}';
             }
             
@@ -609,7 +609,7 @@ 
             $ordInt = ord($octet);
             // Convert from int (base 10) to hex (base 16), for PHP \x syntax
             $ordHex = base_convert($ordInt, 10, 16);
-            $output .= '\x' . $ordHex;
+            $output .= '\x'.$ordHex;
         }
         return $output;
     }
@@ -641,19 +641,19 @@ 
     
     protected static function convertScalarForComparison($scalar)
     {
-        if($scalar === '' || is_null($scalar)) {
+        if ($scalar === '' || is_null($scalar)) {
             return null;
         }
         
-        if(is_bool($scalar)) {
+        if (is_bool($scalar)) {
             return self::bool2string($scalar);
         }
         
-        if(is_array($scalar)) {
+        if (is_array($scalar)) {
             $scalar = md5(serialize($scalar));
         }
         
-        if($scalar !== null && !is_scalar($scalar)) {
+        if ($scalar !== null && !is_scalar($scalar)) {
             throw new ConvertHelper_Exception(
                 'Not a scalar value in comparison',
                 null,
@@ -702,7 +702,7 @@ 
     public static function bool2string($boolean, bool $yesno = false) : string
     {
         // allow 'yes', 'true', 'no', 'false' string notations as well
-        if(!is_bool($boolean)) {
+        if (!is_bool($boolean)) {
             $boolean = self::string2bool($boolean);
         }
         
@@ -743,15 +743,15 @@ 
     public static function array2attributeString($array)
     {
         $tokens = array();
-        foreach($array as $attr => $value) {
-            if($value == '' || $value == null) {
+        foreach ($array as $attr => $value) {
+            if ($value == '' || $value == null) {
                 continue;
             }
             
             $tokens[] = $attr.'="'.$value.'"';
         }
         
-        if(empty($tokens)) {
+        if (empty($tokens)) {
             return '';
         }
         
@@ -766,10 +766,10 @@ 
     * @param string $string
     * @return string
     */
-    public static function string2attributeJS($string, $quoted=true)
+    public static function string2attributeJS($string, $quoted = true)
     {
         $converted = addslashes(htmlspecialchars(strip_tags($string), ENT_QUOTES, 'UTF-8'));
-        if($quoted) {
+        if ($quoted) {
             $converted = "'".$converted."'";
         } 
         
@@ -787,11 +787,11 @@ 
     */
     public static function isBoolean($value) : bool
     {
-        if(is_bool($value)) {
+        if (is_bool($value)) {
             return true;
         }
         
-        if(!is_scalar($value)) {
+        if (!is_scalar($value)) {
             return false;
         }
         
@@ -807,7 +807,7 @@ 
     public static function array2styleString(array $subject) : string
     {
         $tokens = array();
-        foreach($subject as $name => $value) {
+        foreach ($subject as $name => $value) {
             $tokens[] = $name.':'.$value;
         }
         
@@ -865,7 +865,7 @@ 
     * 
     * @see JSHelper::buildRegexStatement()
     */
-    public static function regex2js(string $regex, string $statementType=JSHelper::JS_REGEX_OBJECT)
+    public static function regex2js(string $regex, string $statementType = JSHelper::JS_REGEX_OBJECT)
     {
         return JSHelper::buildRegexStatement($regex, $statementType);
     }
@@ -882,11 +882,11 @@ 
     * @throws ConvertHelper_Exception
     * @return string
     */
-    public static function var2json($variable, int $options=0, int $depth=512) : string
+    public static function var2json($variable, int $options = 0, int $depth = 512) : string
     {
         $result = json_encode($variable, $options, $depth);
         
-        if($result !== false) {
+        if ($result !== false) {
             return $result;
         }
         
@@ -911,10 +911,10 @@ 
     public static function stripUTFBom($string)
     {
         $boms = FileHelper::getUTFBOMs();
-        foreach($boms as $bomChars) {
+        foreach ($boms as $bomChars) {
             $length = mb_strlen($bomChars);
             $text = mb_substr($string, 0, $length);
-            if($text==$bomChars) {
+            if ($text == $bomChars) {
                 return mb_substr($string, $length);
             }
         }
@@ -931,7 +931,7 @@ 
     */
     public static function string2utf8($string)
     {
-        if(!self::isStringASCII($string)) {
+        if (!self::isStringASCII($string)) {
             return \ForceUTF8\Encoding::toUTF8($string);
         }
         
@@ -949,11 +949,11 @@ 
     */
     public static function isStringASCII($string) : bool
     {
-        if($string === '' || $string === NULL) {
+        if ($string === '' || $string === NULL) {
             return true;
         }
         
-        if(!is_string($string)) {
+        if (!is_string($string)) {
             return false;
         }
         
@@ -987,7 +987,7 @@ 
     * @param array $options
     * @return float
     */
-    public static function matchString($source, $target, $options=array())
+    public static function matchString($source, $target, $options = array())
     {
         $defaults = array(
             'maxLevenshtein' => 10,
@@ -997,12 +997,12 @@ 
         $options = array_merge($defaults, $options);
         
         // avoid doing this via levenshtein
-        if($source == $target) {
+        if ($source == $target) {
             return 100;
         }
         
         $diff = levenshtein($source, $target);
-        if($diff > $options['maxLevenshtein']) {
+        if ($diff > $options['maxLevenshtein']) {
             return 0;
         }
         
@@ -1086,24 +1086,24 @@ 
     * @see ConvertHelper::INTERVAL_HOURS
     * @see ConvertHelper::INTERVAL_DAYS
     */
-    public static function interval2total(\DateInterval $interval, $unit=self::INTERVAL_SECONDS) : int
+    public static function interval2total(\DateInterval $interval, $unit = self::INTERVAL_SECONDS) : int
     {
         $total = (int)$interval->format('%a');
         if ($unit == self::INTERVAL_DAYS) {
             return $total;
         }
         
-        $total = ($total * 24) + ((int)$interval->h );
+        $total = ($total * 24) + ((int)$interval->h);
         if ($unit == self::INTERVAL_HOURS) {
             return $total;
         }
     
-        $total = ($total * 60) + ((int)$interval->i );
+        $total = ($total * 60) + ((int)$interval->i);
         if ($unit == self::INTERVAL_MINUTES) {
             return $total;
         }
 
-        $total = ($total * 60) + ((int)$interval->s );
+        $total = ($total * 60) + ((int)$interval->s);
         if ($unit == self::INTERVAL_SECONDS) {
             return $total;
         }
@@ -1132,13 +1132,13 @@ 
     * @param bool $short
     * @return string|NULL
     */
-    public static function date2dayName(\DateTime $date, bool $short=false)
+    public static function date2dayName(\DateTime $date, bool $short = false)
     {
         $day = $date->format('l');
         $invariant = self::getDayNamesInvariant();
         
         $idx = array_search($day, $invariant);
-        if($idx !== false) {
+        if ($idx !== false) {
             $localized = self::getDayNames($short);
             return $localized[$idx];
         }
@@ -1161,10 +1161,10 @@ 
     * @param bool $short
     * @return array
     */
-    public static function getDayNames(bool $short=false) : array
+    public static function getDayNames(bool $short = false) : array
     {
-        if($short) {
-            if(!isset(self::$daysShort)) {
+        if ($short) {
+            if (!isset(self::$daysShort)) {
                 self::$daysShort = array(
                     t('Mon'),
                     t('Tue'),
@@ -1179,7 +1179,7 @@ 
             return self::$daysShort;
         }
         
-        if(!isset(self::$days)) {
+        if (!isset(self::$days)) {
             self::$days = array(
                 t('Monday'),
                 t('Tuesday'),
@@ -1204,17 +1204,17 @@ 
      */
     public static function implodeWithAnd(array $list, $sep = ', ', $conjunction = null)
     {
-        if(empty($list)) {
+        if (empty($list)) {
             return '';
         }
         
-        if(empty($conjunction)) {
+        if (empty($conjunction)) {
             $conjunction = t('and');
         }
         
         $last = array_pop($list);
-        if($list) {
-            return implode($sep, $list) . $conjunction . ' ' . $last;
+        if ($list) {
+            return implode($sep, $list).$conjunction.' '.$last;
         }
         
         return $last;
@@ -1233,7 +1233,7 @@ 
     public static function string2array(string $string) : array
     {
         $result = preg_split('//u', $string, null, PREG_SPLIT_NO_EMPTY);
-        if($result !== false) {
+        if ($result !== false) {
             return $result;
         }
         
@@ -1248,12 +1248,12 @@ 
     */
     public static function isStringHTML(string $string) : bool
     {
-        if(preg_match('%<[a-z/][\s\S]*>%siU', $string)) {
+        if (preg_match('%<[a-z/][\s\S]*>%siU', $string)) {
             return true;
         }
         
         $decoded = html_entity_decode($string);
-        if($decoded !== $string) {
+        if ($decoded !== $string) {
             return true;
         }
         
@@ -1362,14 +1362,14 @@ 
     * @param bool $caseInsensitive
     * @return ConvertHelper_StringMatch[]
     */
-    public static function findString(string $needle, string $haystack, bool $caseInsensitive=false)
+    public static function findString(string $needle, string $haystack, bool $caseInsensitive = false)
     {
-        if($needle === '') {
+        if ($needle === '') {
             return array();
         }
         
         $function = 'mb_strpos';
-        if($caseInsensitive) {
+        if ($caseInsensitive) {
             $function = 'mb_stripos';
         }
         
@@ -1377,7 +1377,7 @@ 
         $positions = array();
         $length = mb_strlen($needle);
         
-        while( ($pos = $function($haystack, $needle, $pos)) !== false) 
+        while (($pos = $function($haystack, $needle, $pos)) !== false) 
         {
             $match = mb_substr($haystack, $pos, $length);
             $positions[] = new ConvertHelper_StringMatch($pos, $match);
@@ -1397,7 +1397,7 @@ 
     */
     public static function explodeTrim(string $delimiter, string $string) : array
     {
-        if(empty($string) || empty($delimiter)) {
+        if (empty($string) || empty($delimiter)) {
             return array();
         }
         
@@ -1405,8 +1405,8 @@ 
         $tokens = array_map('trim', $tokens);
         
         $keep = array();
-        foreach($tokens as $token) {
-            if($token !== '') {
+        foreach ($tokens as $token) {
+            if ($token !== '') {
                 $keep[] = $token;
             }
         }
@@ -1424,11 +1424,11 @@ 
     */
     public static function detectEOLCharacter(string $subjectString) : ?ConvertHelper_EOL
     {
-        if(empty($subjectString)) {
+        if (empty($subjectString)) {
             return null;
         }
         
-        if(!isset(self::$eolChars))
+        if (!isset(self::$eolChars))
         {
             $cr = chr((int)hexdec('0d'));
             $lf = chr((int)hexdec('0a'));
@@ -1459,18 +1459,18 @@ 
         
         $max = 0;
         $results = array();
-        foreach(self::$eolChars as $def) 
+        foreach (self::$eolChars as $def) 
         {
             $amount = substr_count($subjectString, $def['char']);
             
-            if($amount > $max)
+            if ($amount > $max)
             {
                 $max = $amount;
                 $results[] = $def;
             }
         }
         
-        if(empty($results)) {
+        if (empty($results)) {
             return null;
         }
         
@@ -1490,9 +1490,9 @@ 
     */
     public static function arrayRemoveKeys(array &$array, array $keys) : void
     {
-        foreach($keys as $key) 
+        foreach ($keys as $key) 
         {
-            if(array_key_exists($key, $array)) {
+            if (array_key_exists($key, $array)) {
                 unset($array[$key]); 
             }
         }
@@ -1507,17 +1507,17 @@ 
     */
     public static function isInteger($value) : bool
     {
-        if(is_int($value)) {
+        if (is_int($value)) {
             return true;
         }
         
         // booleans get converted to numbers, so they would
         // actually match the regex.
-        if(is_bool($value)) {
+        if (is_bool($value)) {
             return false;
         }
         
-        if(is_string($value) && $value !== '') {
+        if (is_string($value) && $value !== '') {
             return preg_match('/\A-?\d+\z/', $value) === 1;
         }