Panic on emberjs

[vmarkovtsev]

@Serabe found:

./hercules -people -couples https://github.com/emberjs/ember.js > emberjs.yaml                               
file to vendor/ruby/1.9.1/bundler/gems/abbot-from-scratch-754164ff560e 754164ff560e2597b62fb326358fb8b9f7fc3ed4
BlobCache failed on commit #255 22df75f1c6b95ec4c4b2e68b16d308a443cf6bf6
panic: object not found

goroutine 1 [running]:
main.main()
        /home/sourced/Projects/hercules/src/gopkg.in/src-d/hercules.v2/cmd/hercules/main.go:186 +0x12da

[vmarkovtsev]

git ls-tree cfcbc5535e205d60c20dec2de8de9aa8c5ed104e
160000 commit 754164ff560e2597b62fb326358fb8b9f7fc3ed4  abbot-from-scratch-754164ff560e

git show 754164ff560e2597b62fb326358fb8b9f7fc3ed4
fatal: bad object 754164ff560e2597b62fb326358fb8b9f7fc3ed4

git checkout 22df75f1c6b95ec4c4b2e68b16d308a443cf6bf6
ls .gitmodules
ls: cannot access '.gitmodules': No such file or directory

So somehow ember.js devs were able to commit a submodule without editing .gitmodules. The solution is not obvious... Probably I need to check the object type in the parent tree.

[vmarkovtsev]

The solution is to use --ignore-missing-submodules option.