PhpCsFixer\Fixer\Operator\TernaryOperatorSpacesFixer::ensureWhitespaceExistence PHP Method

    private function ensureWhitespaceExistence(Tokens $tokens, $index, $after)
    {
        if ($tokens[$index]->isWhitespace()) {
            if (false === strpos($tokens[$index]->getContent(), "\n") && !$tokens[$index - 1]->isComment()) {
                $tokens[$index]->setContent(' ');
            }
            return;
        }
        $indexChange = $after ? 0 : 1;
        $tokens->insertAt($index + $indexChange, new Token(array(T_WHITESPACE, ' ')));
    }