Fixes crash caused by GT仓库 dealloc - #690
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When the system calls
-[GT仓库 dealloc]and the git_repository is empty, but still exists, the app crashes.Here is a screenshot of the debug session:
To fix this, the function is simply checking if the
workdirproperty of thegit_repositoryobject isn't empty before cleaning the repo.This PR fixes #689