MAGETWO-64556: Configuration management - Hide sensitive values from config:show command

Author: Yevhen Miroshnychenko

app/code/Magento/Config/Console/Command/ConfigShow/ValueProcessor.php

@@ -63,7 +63,7 @@ public function __construct(
     }
 
     /**
-     * Processes value using backend model.
+     * Processes value to display using backend model.
      *
      * @param string $scope The scope of configuration. E.g. 'default', 'website' or 'store'
      * @param string $scopeCode The scope code of configuration

app/code/Magento/Config/Console/Command/ConfigShowCommand.php

@@ -144,7 +144,7 @@ protected function execute(InputInterface $input, OutputInterface $output)
         try {
             $this->scope = $input->getOption(self::INPUT_OPTION_SCOPE);
             $this->scopeCode = $input->getOption(self::INPUT_OPTION_SCOPE_CODE);
-            $this->inputPath = trim($input->getArgument(self::INPUT_ARGUMENT_PATH), "/");
+            $this->inputPath = trim($input->getArgument(self::INPUT_ARGUMENT_PATH), '/');
 
             $this->scopeValidator->isValid($this->scope, $this->scopeCode);
             $configPath = $this->pathResolver->resolve($this->inputPath, $this->scope, $this->scopeCode);