Bugfix for trailing line in docker output

Author: uuf6429

README.md

@@ -287,7 +287,6 @@ $json·=·<<<"JSON"
 ---→··"ascending":·false,
 ---→··"users":·{$jsonUsers}
 ---→}
----→
 ---→JSON;
 
 echo·<<<JS

src/Formatter/DockerPipeFormatter.php

@@ -64,10 +64,10 @@ class DockerPipeFormatter extends AbstractCodecFormatter
 	 * @param 'never'|'missing'|'always' $pullMode
 	 */
 	public function __construct(
-		string $image,
-		array $options = [],
-		array $command = [],
-		string $pullMode = 'never',
+		string          $image,
+		array           $options = [],
+		array           $command = [],
+		string          $pullMode = 'never',
 		?CodecInterface $interpolationCodec = null
 	) {
 		$this->image = $image;
@@ -165,8 +165,6 @@ protected function formatContent(string $original): string
 			null
 		);
 
-		return $process
-			->mustRun()
-			->getOutput();
+		return substr($process->mustRun()->getOutput(), 0, -1);
 	}
 }

tests/Unit/Formatter/DockerPipeFormatterTest.php

@@ -43,7 +43,6 @@ public function testFormat(): void
 			    "mars"
 			  ]
 			}
-			
 			JSON,
 			implode('', $outputBlockString->segments)
 		);

tests/fixtures/example-output.php

@@ -21,7 +21,6 @@
 	  "ascending": false,
 	  "users": {$jsonUsers}
 	}
-	
 	JSON;
 
 echo <<<JS