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Sink readFile impl for GitSourceAccessor

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This commit is contained in:
Brian Camacho 2024-11-05 02:27:54 -05:00
parent f4962fe59b
commit d2d6f2086a
2 changed files with 141 additions and 155 deletions
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29
src/libfetchers/git-utils.cc
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@ -541,14 +541,37 @@ struct GitSourceAccessor : SourceAccessor
_lfsFetch.init(*repo, contents);
};
if (_lfsFetch.hasAttribute(path.abs(), "filter")) {
return _lfsFetch.download(data, path.abs());
StringSink s;
_lfsFetch.fetch(data, path.abs(), s);
return s.s;
}
}
return data;
}
// TODO(b-camacho): implement callback-based readFile override
void readFile(
const CanonPath & path,
Sink & sink,
std::function<void(uint64_t)> sizeCallback = [](uint64_t size){}) override {
auto blob = getBlob(path, false);
auto size = git_blob_rawsize(blob.get());
sizeCallback(size);
auto pointerFileContents = std::string((const char *) git_blob_rawcontent(blob.get()), size);
if (path != CanonPath(".gitattributes") && lfsFetch) {
auto& _lfsFetch = *lfsFetch;
if (!_lfsFetch.ready) {
const auto contents = readFile(CanonPath(".gitattributes"));
_lfsFetch.init(*repo, contents);
}
if (_lfsFetch.hasAttribute(path.abs(), "filter")) {
_lfsFetch.fetch(pointerFileContents, path.abs(), sink);
return;
}
}
}
std::string readFile(const CanonPath & path) override
{
@ -1046,8 +1069,6 @@ ref<GitSourceAccessor> GitRepoImpl::getRawAccessor(const Hash & rev, bool smudge
ref<SourceAccessor> GitRepoImpl::getAccessor(const Hash & rev, bool exportIgnore, bool smudgeLfs)
{
// exportIgnore does not work with git-lfs smudging
//assert(!(exportIgnore && smudgeLfs));
auto self = ref<GitRepoImpl>(shared_from_this());
ref<GitSourceAccessor> rawGitAccessor = getRawAccessor(rev, smudgeLfs);
if (exportIgnore) {