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Merge pull request #3881 from matthewbauer/fix-builtins-path

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Fix builtins.path
This commit is contained in:
Eelco Dolstra 2020-07-31 10:25:28 +02:00 committed by GitHub
parent 0744f7f83b cdc2386644
commit 358da474d7
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3 changed files with 27 additions and 7 deletions
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2
src/libexpr/primops.cc
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@ -1199,7 +1199,7 @@ static void prim_path(EvalState & state, const Pos & pos, Value * * args, Value
string name;
Value * filterFun = nullptr;
auto method = FileIngestionMethod::Recursive;
Hash expectedHash(htSHA256);
std::optional<Hash> expectedHash;
for (auto & attr : *args[0]->attrs) {
const string & n(attr.name);

18
tests/filter-source.sh
View file

@ -10,10 +10,16 @@ touch $TEST_ROOT/filterin/bak
touch $TEST_ROOT/filterin/bla.c.bak
ln -s xyzzy $TEST_ROOT/filterin/link
nix-build ./filter-source.nix -o $TEST_ROOT/filterout
checkFilter() {
test ! -e $1/foo/bar
test -e $1/xyzzy
test -e $1/bak
test ! -e $1/bla.c.bak
test ! -L $1/link
}
test ! -e $TEST_ROOT/filterout/foo/bar
test -e $TEST_ROOT/filterout/xyzzy
test -e $TEST_ROOT/filterout/bak
test ! -e $TEST_ROOT/filterout/bla.c.bak
test ! -L $TEST_ROOT/filterout/link
nix-build ./filter-source.nix -o $TEST_ROOT/filterout1
checkFilter $TEST_ROOT/filterout1
nix-build ./path.nix -o $TEST_ROOT/filterout2
checkFilter $TEST_ROOT/filterout2

14
tests/path.nix Normal file
View file

@ -0,0 +1,14 @@
with import ./config.nix;
mkDerivation {
name = "filter";
builder = builtins.toFile "builder" "ln -s $input $out";
input =
builtins.path {
path = ((builtins.getEnv "TEST_ROOT") + "/filterin");
filter = path: type:
type != "symlink"
&& baseNameOf path != "foo"
&& !((import ./lang/lib.nix).hasSuffix ".bak" (baseNameOf path));
};
}