Merge pull request #213 from github/git-ls-tree-fixes

Git ls tree fixes

semantic.cabal

@@ -1,7 +1,7 @@
 cabal-version:       2.4
 
 name:                semantic
-version:             0.6.0.0
+version:             0.7.0.0
 synopsis:            Framework and executable for analyzing and diffing untrusted code.
 description:         Semantic is a library for parsing, analyzing, and comparing source code across many languages.
 homepage:            http://github.com/github/semantic#readme

src/Semantic/Git.hs

@@ -60,8 +60,8 @@ entryParser = TreeEntry
   <*> oidParser <* AP.char '\t'
   <*> (unpack <$> AP.takeWhile (/= '\NUL'))
     where
-      typeParser = AP.choice [BlobObject <$ "blob", TreeObject <$ "tree"]
-      modeParser = AP.choice [NormalMode <$ "100644", ExecutableMode <$ "100755", SymlinkMode <$ "120000", TreeMode <$ "040000"]
+      typeParser = AP.choice [BlobObject <$ "blob", TreeObject <$ "tree", OtherObjectType <$ AP.takeWhile isAlphaNum]
+      modeParser = AP.choice [NormalMode <$ "100644", ExecutableMode <$ "100755", SymlinkMode <$ "120000", TreeMode <$ "040000", OtherMode <$ AP.takeWhile isAlphaNum]
       oidParser = OID <$> AP.takeWhile isHexDigit
 
 newtype OID = OID Text

test/Semantic/Spec.hs

@@ -44,5 +44,10 @@ spec = do
       let expected = [ TreeEntry NormalMode TreeObject (OID "abcdef") "/this/is/the/path", TreeEntry SymlinkMode BlobObject (OID "17776") "/dev/urandom"]
       parseEntries input `shouldBe` expected
 
+    it "parses submodules and other types" $ do
+      let input = "160000 commit 50865e8895c54037bf06c4c1691aa925d030a59d\tgemoji"
+      let expected = Right $ TreeEntry OtherMode OtherObjectType (OID "50865e8895c54037bf06c4c1691aa925d030a59d") "gemoji"
+      parseEntry input `shouldBe` expected
+
   where
     methodsBlob = makeBlob "def foo\nend\n" "methods.rb" Ruby mempty