lix/src/libexpr/primops/flake.hh

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#include "types.hh"
#include "flakeref.hh"
#include <variant>
namespace nix {
struct Value;
class EvalState;
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struct FlakeRegistry
{
struct Entry
{
FlakeRef ref;
Entry(const FlakeRef & flakeRef) : ref(flakeRef) {};
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Entry operator=(const Entry & entry) { return Entry(entry.ref); }
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};
std::map<FlakeId, Entry> entries;
};
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Path getUserRegistryPath();
Value * makeFlakeRegistryValue(EvalState & state);
Value * makeFlakeValue(EvalState & state, const FlakeRef & flakeRef, bool impureTopRef, Value & v);
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std::shared_ptr<FlakeRegistry> readRegistry(const Path &);
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void writeRegistry(FlakeRegistry, Path);
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struct Flake
{
FlakeId id;
FlakeRef ref;
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std::string description;
Path path;
std::optional<uint64_t> revCount;
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std::vector<FlakeRef> requires;
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std::shared_ptr<FlakeRegistry> lockFile;
std::map<FlakeId, FlakeRef> nonFlakeRequires;
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Value * vProvides; // FIXME: gc
// date
// content hash
Flake(const FlakeRef flakeRef) : ref(flakeRef) {};
};
struct NonFlake
{
FlakeId id;
FlakeRef ref;
Path path;
// date
// content hash
NonFlake(const FlakeRef flakeRef) : ref(flakeRef) {};
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};
Flake getFlake(EvalState &, const FlakeRef &);
struct Dependencies
{
FlakeId topFlakeId;
std::vector<Flake> flakes;
std::vector<NonFlake> nonFlakes;
};
Dependencies resolveFlake(EvalState &, const FlakeRef &, bool impureTopRef);
FlakeRegistry updateLockFile(EvalState &, Flake &);
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void updateLockFile(EvalState &, Path);
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}