What happens when composer require encounters recursion problems?

  1. for example, what if you continue to rely on packA in composer require packA, packA?

cannot be infinitely recursive, so how does it deal with it?
think about it casually, and if you have a boss who knows, you will have trouble to solve the problem.

Php composer
Jul.16,2021

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b32267-2bdfc.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b32267-2bdfc.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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