Added @api tag for documentation

src/Spout/Reader/AbstractReader.php

@@ -55,6 +55,7 @@ abstract class AbstractReader implements ReaderInterface
      * Prepares the reader to read the given file. It also makes sure
      * that the file exists and is readable.
      *
+     * @api
      * @param  string $filePath Path of the file to be read
      * @return void
      * @throws \Box\Spout\Common\Exception\IOException If the file at the given path does not exist, is not readable or is corrupted
@@ -92,6 +93,7 @@ abstract class AbstractReader implements ReaderInterface
     /**
      * Returns an iterator to iterate over sheets.
      *
+     * @api
      * @return \Iterator To iterate over sheets
      * @throws \Box\Spout\Reader\Exception\ReaderNotOpenedException If called before opening the reader
      */
@@ -107,6 +109,7 @@ abstract class AbstractReader implements ReaderInterface
     /**
      * Closes the reader, preventing any additional reading
      *
+     * @api
      * @return void
      */
     public function close()

src/Spout/Reader/CSV/Sheet.php

@@ -27,6 +27,7 @@ class Sheet implements SheetInterface
     }
 
     /**
+     * @api
      * @return RowIterator
      */
     public function getRowIterator()

src/Spout/Reader/Exception/IteratorNotRewindableException.php

@@ -5,6 +5,7 @@ namespace Box\Spout\Reader\Exception;
 /**
  * Class IteratorNotRewindableException
  *
+ * @api
  * @package Box\Spout\Reader\Exception
  */
 class IteratorNotRewindableException extends ReaderException

src/Spout/Reader/Exception/NoSheetsFoundException.php

@@ -5,6 +5,7 @@ namespace Box\Spout\Reader\Exception;
 /**
  * Class NoSheetsFoundException
  *
+ * @api
  * @package Box\Spout\Reader\Exception
  */
 class NoSheetsFoundException extends ReaderException

src/Spout/Reader/Exception/ReaderNotOpenedException.php

@@ -5,6 +5,7 @@ namespace Box\Spout\Reader\Exception;
 /**
  * Class ReaderNotOpenedException
  *
+ * @api
  * @package Box\Spout\Reader\Exception
  */
 class ReaderNotOpenedException extends ReaderException

src/Spout/Reader/Exception/SharedStringNotFoundException.php

@@ -5,6 +5,7 @@ namespace Box\Spout\Reader\Exception;
 /**
  * Class SharedStringNotFoundException
  *
+ * @api
  * @package Box\Spout\Reader\Exception
  */
 class SharedStringNotFoundException extends ReaderException

src/Spout/Reader/ODS/Sheet.php

@@ -38,6 +38,7 @@ class Sheet implements SheetInterface
     }
 
     /**
+     * @api
      * @return RowIterator
      */
     public function getRowIterator()
@@ -46,6 +47,7 @@ class Sheet implements SheetInterface
     }
 
     /**
+     * @api
      * @return int Index of the sheet, based on order of creation (zero-based)
      */
     public function getIndex()
@@ -54,6 +56,7 @@ class Sheet implements SheetInterface
     }
 
     /**
+     * @api
      * @return string Name of the sheet
      */
     public function getName()

src/Spout/Reader/ReaderFactory.php

@@ -18,6 +18,7 @@ class ReaderFactory
     /**
      * This creates an instance of the appropriate reader, given the type of the file to be read
      *
+     * @api
      * @param  string $readerType Type of the reader to instantiate
      * @return ReaderInterface
      * @throws \Box\Spout\Common\Exception\UnsupportedTypeException

src/Spout/Reader/XLSX/Sheet.php

@@ -36,6 +36,7 @@ class Sheet implements SheetInterface
     }
 
     /**
+     * @api
      * @return RowIterator
      */
     public function getRowIterator()
@@ -44,6 +45,7 @@ class Sheet implements SheetInterface
     }
 
     /**
+     * @api
      * @return int Index of the sheet, based on order of creation (zero-based)
      */
     public function getIndex()
@@ -52,6 +54,7 @@ class Sheet implements SheetInterface
     }
 
     /**
+     * @api
      * @return string Name of the sheet
      */
     public function getName()