Fix occurrences of CRLF line endings.

Add rule to .gitattributes to commit all files with LF line endings.

.gitattributes

@@ -1,4 +1,5 @@
 * text=auto
+* eol=lf
 
 /tests export-ignore
 /.gitattributes export-ignore

src/Exception/ExceptionInterface.php

@@ -1,11 +1,11 @@
-<?php
-
-namespace Dotenv\Exception;
-
-/**
- * This is the exception interface.
- */
-interface ExceptionInterface
-{
-    //
-}
+<?php
+
+namespace Dotenv\Exception;
+
+/**
+ * This is the exception interface.
+ */
+interface ExceptionInterface
+{
+    //
+}

src/Exception/InvalidCallbackException.php

@@ -1,13 +1,13 @@
-<?php
-
-namespace Dotenv\Exception;
-
-use InvalidArgumentException;
-
-/**
- * This is the invalid callback exception class.
- */
-class InvalidCallbackException extends InvalidArgumentException implements ExceptionInterface
-{
-    //
-}
+<?php
+
+namespace Dotenv\Exception;
+
+use InvalidArgumentException;
+
+/**
+ * This is the invalid callback exception class.
+ */
+class InvalidCallbackException extends InvalidArgumentException implements ExceptionInterface
+{
+    //
+}

src/Exception/InvalidFileException.php

@@ -1,13 +1,13 @@
-<?php
-
-namespace Dotenv\Exception;
-
-use InvalidArgumentException;
-
-/**
- * This is the invalid file exception class.
- */
-class InvalidFileException extends InvalidArgumentException implements ExceptionInterface
-{
-    //
-}
+<?php
+
+namespace Dotenv\Exception;
+
+use InvalidArgumentException;
+
+/**
+ * This is the invalid file exception class.
+ */
+class InvalidFileException extends InvalidArgumentException implements ExceptionInterface
+{
+    //
+}

src/Exception/InvalidPathException.php

@@ -1,13 +1,13 @@
-<?php
-
-namespace Dotenv\Exception;
-
-use InvalidArgumentException;
-
-/**
- * This is the invalid path exception class.
- */
-class InvalidPathException extends InvalidArgumentException implements ExceptionInterface
-{
-    //
-}
+<?php
+
+namespace Dotenv\Exception;
+
+use InvalidArgumentException;
+
+/**
+ * This is the invalid path exception class.
+ */
+class InvalidPathException extends InvalidArgumentException implements ExceptionInterface
+{
+    //
+}

src/Exception/ValidationException.php

@@ -1,13 +1,13 @@
-<?php
-
-namespace Dotenv\Exception;
-
-use RuntimeException;
-
-/**
- * This is the validation exception class.
- */
-class ValidationException extends RuntimeException implements ExceptionInterface
-{
-    //
-}
+<?php
+
+namespace Dotenv\Exception;
+
+use RuntimeException;
+
+/**
+ * This is the validation exception class.
+ */
+class ValidationException extends RuntimeException implements ExceptionInterface
+{
+    //
+}