code: protected function applyFix(\SplFileInfo $file, Tokens $tokens)
      {
          for ($i = 0, $l = $tokens->count(); $i < $l; ++$i) {
              if (!$tokens[$i]->isGivenKind(T_FUNCTION)) {
                  continue;
              }
  
              $startIndex = $tokens->getNextTokenOfKind($i, ['(']);
              $i = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $startIndex);
  
              $this->fixFunctionDefinition($tokens, $startIndex, $i);
          }
      }
docs: {@inheritdoc}