codeAnalyze.php

<?php

   $memcache = $this->getContainer()->get('busmap.memcached');
//        $task = $input->getArgument('task', false);

        $methods = get_class_methods($memcache);

        $class = new \ReflectionClass(Memcached::class);
        $class->getProperties();
        $lines = [];
        $lines[] = $class->getName() . ':';
        $lines[] = ' '  . $class->getShortName() . '{1..2}:';


        $fileName = $class->getFileName();
        $startLine = $class->getStartLine()-1; // getStartLine() seems to start after the {, we want to include the signature
        $endLine = $class->getEndLine();
        $numLines = $endLine - $startLine;


        $lastLink = "";
        $links = [];

        if(!empty($fileName)) {
            foreach (array_slice(file($fileName),$startLine,$numLines) as $item) {
                foreach ($methods as $method) {
                    if(strpos($item, "function ".$method )!==false){
                        $lastLink = $method;
                        $links[$lastLink]=[];
                        echo $lastLink.PHP_EOL;
                    }
                }
                foreach ($methods as $method) {
                    if(strpos($item, "this->".$method."(" )!==false){
                        $links[$lastLink][] = $method;
                    }
                }
            }

        }

        print_r($links);

        foreach ($links as $link) {
            foreach ($link as $item) {

            }
        }