Find another rule
Configurable

RenameFunctionLikeParamWithinCallLikeArgRector

Rename param within closures and arrow functions based on use with specified method calls

-(new SomeClass)->process(function ($param) {});
+(new SomeClass)->process(function ($parameter) {});

Configure your rector.php:

<?php

use Rector\Config\RectorConfig;
use Rector\Renaming\Rector\FunctionLike\RenameFunctionLikeParamWithinCallLikeArgRector;
use Rector\Renaming\ValueObject\RenameFunctionLikeParamWithinCallLikeArg;

return RectorConfig::configure()
    ->withConfiguredRule(RenameFunctionLikeParamWithinCallLikeArgRector::class, [
        new RenameFunctionLikeParamWithinCallLikeArg('SomeClass', 'process', 0, 0, 'parameter'),
    ]);