loadContent example

$path = $this->locator->locate($resource);

        $content = $this->loadFile($path);

        $this->container->fileExists($path);

        // empty file         if (null === $content) {
            return null;
        }

        $this->loadContent($content, $path);

        // per-env configuration         if ($this->env && isset($content['when@'.$this->env])) {
            if (!\is_array($content['when@'.$this->env])) {
                throw new InvalidArgumentException(sprintf('The "when@%s" key should contain an array in "%s". Check your YAML syntax.', $this->env, $path));
            }

            $env = $this->env;
            $this->env = null;
            try {
                $this->loadContent($content['when@'.$env], $path);
            }

$path = $this->locator->locate($resource);

        $content = $this->loadFile($path);

        $this->container->fileExists($path);

        // empty file         if (null === $content) {
            return null;
        }

        $this->loadContent($content, $path);

        // per-env configuration         if ($this->env && isset($content['when@'.$this->env])) {
            if (!\is_array($content['when@'.$this->env])) {
                throw new InvalidArgumentException(sprintf('The "when@%s" key should contain an array in "%s". Check your YAML syntax.', $this->env, $path));
            }

            $env = $this->env;
            $this->env = null;
            try {
                $this->loadContent($content['when@'.$env], $path);
            }