Apply fixes from StyleCI (#422)

Author: GrahamCampbell

src/Environment/AbstractVariables.php

@@ -64,7 +64,7 @@ public function get($name)
      *
      * @return string|null
      */
-    protected abstract function getInternal($name);
+    abstract protected function getInternal($name);
 
     /**
      * Set an environment variable.
@@ -100,7 +100,7 @@ public function set($name, $value = null)
      *
      * @return void
      */
-    protected abstract function setInternal($name, $value = null);
+    abstract protected function setInternal($name, $value = null);
 
     /**
      * Clear an environment variable.
@@ -132,7 +132,7 @@ public function clear($name)
      *
      * @return void
      */
-    protected abstract function clearInternal($name);
+    abstract protected function clearInternal($name);
 
     /**
      * Determine if the environment is immutable.

src/Parser.php

@@ -135,7 +135,7 @@ private static function parseValue($value)
                     if ($char === $value[0] || $char === '\\') {
                         return [$data[0].$char, self::QUOTED_STATE];
                     } elseif (in_array($char, ['f', 'n', 'r', 't', 'v'], true)) {
-                        return [$data[0].stripcslashes('\\' . $char), self::QUOTED_STATE];
+                        return [$data[0].stripcslashes('\\'.$char), self::QUOTED_STATE];
                     } else {
                         throw new InvalidFileException(
                             self::getErrorMessage('an unexpected escape sequence', $value)

src/Validator.php

@@ -50,7 +50,6 @@ function ($value) {
                 'is missing'
             );
         }
-
     }
 
     /**
@@ -155,15 +154,14 @@ function ($value) use ($choices) {
     public function allowedRegexValues($regex)
     {
         return $this->assertCallback(
-            function ($value) use ($regex)
-            {
+            function ($value) use ($regex) {
                 if ($value === null) {
                     return true;
                 }
 
                 return Regex::match($regex, $value)->success()->getOrElse(0) === 1;
             },
-            sprintf('does not match "%s"' , $regex)
+            sprintf('does not match "%s"', $regex)
         );
     }
 

tests/Dotenv/LinesTest.php

@@ -30,7 +30,7 @@ public function testProcessQuotes()
 
         $expected = [
             "TEST=\"test\n     test\\\"test\\\"\n     test\"",
-            "TEST_ND=\"test\\ntest\"",
+            'TEST_ND="test\\ntest"',
             'TEST_NS=\'test\\ntest\'',
             'TEST_EQD="https://vision.googleapis.com/v1/images:annotate?key="',
             'TEST_EQS=\'https://vision.googleapis.com/v1/images:annotate?key=\'',