private function fixFunctionCall(Tokens $tokens, $index)
    {
        // remove space before opening brace
        if ($tokens[$index - 1]->isWhitespace()) {
            $tokens->clearAt($index - 1);
        }
    }
private function fixFunctionCall(Tokens $tokens, $index)
    {
        
        if ($tokens[$index - 1]->isWhitespace()) {
            $tokens->clearAt($index - 1);
        }
    }
private function fixFunctionCall ( Tokens $ tokens , $ index ) { // remove space before opening brace if ( $ tokens [ $ index - 1 ] -> isWhitespace ( ) ) { $ tokens -> clearAt ( $ index - 1 ) ; } }
Fixes whitespaces around braces of a function(y) call.

@param Tokens $tokens tokens to handle
@param int    $index  index of token
Fixes whitespaces around braces of a function ( y ) call .