cc, as sugggested in box/spout#738 (comment)

Author: quamis

src/Common/Entity/Row.php

@@ -24,7 +24,7 @@ class Row
      * Row height (default is 15)
      * @var string
      */
-    protected $height = "15";
+    protected $height = '15';
 
     /**
      * Row constructor.
@@ -141,18 +141,19 @@ public function toArray()
 
     /**
      * Set row height
-     * @param String $height
+     * @param string $height
      * @return Row
      */
     public function setHeight($height)
     {
         $this->height = $height;
+
         return $this;
     }
 
     /**
      * Returns row height
-     * @return String
+     * @return string
      */
     public function getHeight()
     {

src/Common/Entity/Style/Style.php

@@ -523,10 +523,11 @@ public function setShouldShrinkToFit($shrinkToFit = true)
     {
         $this->shrinkToFit = $shrinkToFit;
         $this->shouldShrinkToFit = $shrinkToFit;
+
         return $this;
     }
 
-     /**
+    /**
      * @return bool Whether format should be applied
      */
     public function shouldShrinkToFit()

src/Common/Manager/OptionsManagerAbstract.php

@@ -37,6 +37,8 @@ public function setOption($optionName, $optionValue)
     /**
      * Add an option to the internal list of options
      * Used only for mergeCells() for now
+     * @param mixed $optionName
+     * @param mixed $optionValue
      * @return void
      */
     public function addOption($optionName, $optionValue)

src/Writer/Common/Creator/Style/StyleBuilder.php

@@ -188,12 +188,13 @@ public function setFormat($format)
 
     /**
      * Set should shrink to fit
-     * @param boolean $shrinkToFit
+     * @param bool $shrinkToFit
      * @return void
      */
     public function setShouldShrinkToFit($shrinkToFit = true)
     {
         $this->style->setShouldShrinkToFit($shrinkToFit);
+
         return $this;
     }
 

src/Writer/WriterMultiSheetsAbstract.php

@@ -63,6 +63,7 @@ public function setShouldCreateNewSheetsAutomatically($shouldCreateNewSheetsAuto
     public function setColumnWidths(array $columnWidths)
     {
         $this->optionsManager->setOption(Options::COLUMN_WIDTHS, $columnWidths);
+
         return $this;
     }
 
@@ -75,6 +76,7 @@ public function setColumnWidths(array $columnWidths)
     public function mergeCells(array $range1, array $range2)
     {
         $this->optionsManager->addOption(Options::MERGE_CELLS, [$range1, $range2]);
+
         return $this;
     }