reduce code complexity a bit

src/Parser.php

@@ -20,6 +20,8 @@ use Icewind\SMB\Exception\NotEmptyException;
 use Icewind\SMB\Exception\NotFoundException;
 
 class Parser {
+	const MSG_NOT_FOUND = 'Error opening local file ';
+
 	/**
 	 * @var \Icewind\SMB\TimeZoneProvider
 	 */
@@ -32,24 +34,24 @@ class Parser {
 		$this->timeZoneProvider = $timeZoneProvider;
 	}
 
+	private function getErrorCode($line) {
+		$parts = explode(' ', $line);
+		foreach ($parts as $part) {
+			if (substr($part, 0, 9) === 'NT_STATUS') {
+				return $part;
+			}
+		}
+		return false;
+	}
+
 	public function checkForError($output, $path) {
-		if (count($output) === 0) {
-			return true;
-		} else {
 		if (strpos($output[0], 'does not exist')) {
 			throw new NotFoundException($path);
 		}
-			$parts = explode(' ', $output[0]);
+		$error = $this->getErrorCode($output[0]);
-			$error = false;
-			foreach ($parts as $part) {
-				if (substr($part, 0, 9) === 'NT_STATUS') {
-					$error = $part;
-				}
-			}
 
-			$notFoundMsg = 'Error opening local file ';
+		if (substr($output[0], 0, strlen(self::MSG_NOT_FOUND)) === self::MSG_NOT_FOUND) {
-			if (substr($output[0], 0, strlen($notFoundMsg)) === $notFoundMsg) {
+			$localPath = substr($output[0], strlen(self::MSG_NOT_FOUND));
-				$localPath = substr($output[0], strlen($notFoundMsg));
 			throw new InvalidResourceException('Failed opening local file "' . $localPath . '" for writing');
 		}
 
@@ -73,7 +75,6 @@ class Parser {
 				throw Exception::unknown($path, $error);
 		}
 	}
-	}
 
 	/**
 	 * check if the first line holds a connection failure

src/Share.php

@@ -401,8 +401,12 @@ class Share extends AbstractShare {
 	 * @return bool
 	 */
 	protected function parseOutput($lines, $path = '') {
+		if (count($lines) === 0) {
+			return true;
+		} else {
 			return $this->parser->checkForError($lines, $path);
 		}
+	}
 
 	/**
 	 * @param string $string