The source project of this merge request has been removed.
Don't crash if trying to branchlift non-existing path.
reposurgeon would crash when calling branchlift
with a PATHPREFIX that does not exist in the repository:
reposurgeon% branchlift master path/does/not/exist my-branch
panic: runtime error: invalid memory address or nil pointer dereference [recovered]
panic: runtime error: invalid memory address or nil pointer dereference [recovered]
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0xe0 pc=0x7f6248]