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fetchGit/fetchMercurial: Filter out directories with untracked files

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This commit is contained in:
Eelco Dolstra 2017-11-03 13:48:02 +01:00
parent 4dee01da7c
commit ee6ac38848
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GPG key ID: 8170B4726D7198DE
4 changed files with 28 additions and 14 deletions
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12
src/libexpr/primops/fetchMercurial.cc
View file

@ -47,11 +47,15 @@ HgInfo exportMercurial(ref<Store> store, const std::string & uri,
PathFilter filter = [&](const Path & p) -> bool {
assert(hasPrefix(p, uri));
auto st = lstat(p);
std::string file(p, uri.size() + 1);
if (file == ".hg") return false;
// FIXME: filter out directories with no tracked files.
if (S_ISDIR(st.st_mode)) return true;
auto st = lstat(p);
if (S_ISDIR(st.st_mode)) {
auto i = files.lower_bound(file);
return i != files.end() && hasPrefix(*i, file);
}
return files.count(file);
};

12
src/libexpr/primops/fetchgit.cc
View file

@ -44,11 +44,15 @@ GitInfo exportGit(ref<Store> store, const std::string & uri,
PathFilter filter = [&](const Path & p) -> bool {
assert(hasPrefix(p, uri));
auto st = lstat(p);
std::string file(p, uri.size() + 1);
if (file == ".git") return false;
// FIXME: filter out directories with no tracked files.
if (S_ISDIR(st.st_mode)) return true;
auto st = lstat(p);
if (S_ISDIR(st.st_mode)) {
auto i = files.lower_bound(file);
return i != files.end() && hasPrefix(*i, file);
}
return files.count(file);
};

9
tests/fetchGit.sh
View file

@ -57,15 +57,18 @@ path2=$(nix eval --raw "(builtins.fetchGit $repo).outPath")
[[ $path = $path2 ]]
# Using an unclean tree should yield the tracked but uncommitted changes.
echo foo > $repo/foo
mkdir $repo/dir1 $repo/dir2
echo foo > $repo/dir1/foo
echo bar > $repo/bar
git -C $repo add foo
echo bar > $repo/dir2/bar
git -C $repo add dir1/foo
git -C $repo rm hello
path2=$(nix eval --raw "(builtins.fetchGit $repo).outPath")
[ ! -e $path2/hello ]
[ ! -e $path2/bar ]
[[ $(cat $path2/foo) = foo ]]
[ ! -e $path2/dir2/bar ]
[[ $(cat $path2/dir1/foo) = foo ]]
[[ $(nix eval --raw "(builtins.fetchGit $repo).rev") = 0000000000000000000000000000000000000000 ]]

9
tests/fetchMercurial.sh
View file

@ -58,15 +58,18 @@ path2=$(nix eval --raw "(builtins.fetchMercurial $repo).outPath")
[[ $path = $path2 ]]
# Using an unclean tree should yield the tracked but uncommitted changes.
echo foo > $repo/foo
mkdir $repo/dir1 $repo/dir2
echo foo > $repo/dir1/foo
echo bar > $repo/bar
hg add --cwd $repo foo
echo bar > $repo/dir2/bar
hg add --cwd $repo dir1/foo
hg rm --cwd $repo hello
path2=$(nix eval --raw "(builtins.fetchMercurial $repo).outPath")
[ ! -e $path2/hello ]
[ ! -e $path2/bar ]
[[ $(cat $path2/foo) = foo ]]
[ ! -e $path2/dir2/bar ]
[[ $(cat $path2/dir1/foo) = foo ]]
[[ $(nix eval --raw "(builtins.fetchMercurial $repo).rev") = 0000000000000000000000000000000000000000 ]]