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Change lock file format to use an attribute representation of flake refs rather than URLs

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This commit is contained in:
Eelco Dolstra 2020-01-31 19:16:40 +01:00
parent dbefe9e6b8
commit 8414685c0f
12 changed files with 293 additions and 39 deletions
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27
src/libstore/fetchers/git.cc
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@ -74,9 +74,9 @@ struct GitInput : Input
std::optional<Hash> rev;
GitInput(const ParsedURL & url) : url(url)
{
type = "git";
}
{ }
std::string type() const override { return "git"; }
bool operator ==(const Input & other) const override
{
@ -105,6 +105,17 @@ struct GitInput : Input
return url2.to_string();
}
Attrs toAttrsInternal() const override
{
Attrs attrs;
attrs.emplace("url", url.to_string());
if (ref)
attrs.emplace("ref", *ref);
if (rev)
attrs.emplace("rev", rev->gitRev());
return attrs;
}
void clone(const Path & destDir) const override
{
auto [isLocal, actualUrl] = getActualUrl();
@ -379,6 +390,16 @@ struct GitInputScheme : InputScheme
return input;
}
std::unique_ptr<Input> inputFromAttrs(const Input::Attrs & attrs) override
{
if (maybeGetStrAttr(attrs, "type") != "git") return {};
auto input = std::make_unique<GitInput>(parseURL(getStrAttr(attrs, "url")));
input->ref = maybeGetStrAttr(attrs, "ref");
if (auto rev = maybeGetStrAttr(attrs, "rev"))
input->rev = Hash(*rev, htSHA1);
return input;
}
};
static auto r1 = OnStartup([] { registerInputScheme(std::make_unique<GitInputScheme>()); });