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Merge remote-tracking branch 'origin/master' into lazy-trees

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This commit is contained in:
Eelco Dolstra 2022-11-16 15:07:22 +01:00
commit 561440bd6d
32 changed files with 1282 additions and 433 deletions
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18
src/libexpr/primops.cc
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@ -5,6 +5,7 @@
#include "globals.hh"
#include "json-to-value.hh"
#include "names.hh"
#include "references.hh"
#include "store-api.hh"
#include "util.hh"
#include "json.hh"
@ -1547,11 +1548,18 @@ static void prim_readFile(EvalState & state, const PosIdx pos, Value * * args, V
auto s = path.readFile();
if (s.find((char) 0) != std::string::npos)
state.debugThrowLastTrace(Error("the contents of the file '%1%' cannot be represented as a Nix string", path));
// FIXME: only do queryPathInfo if path.accessor is the store accessor
auto refs =
state.store->isInStore(path.path.abs()) ?
state.store->queryPathInfo(state.store->toStorePath(path.path.abs()).first)->references :
StorePathSet{};
StorePathSet refs;
if (state.store->isInStore(path.path.abs())) {
try {
// FIXME: only do queryPathInfo if path.accessor is the store accessor
refs = state.store->queryPathInfo(state.store->toStorePath(path.path.abs()).first)->references;
} catch (Error &) { // FIXME: should be InvalidPathError
}
// Re-scan references to filter down to just the ones that actually occur in the file.
auto refsSink = PathRefScanSink::fromPaths(refs);
refsSink << s;
refs = refsSink.getResultPaths();
}
auto context = state.store->printStorePathSet(refs);
v.mkString(s, context);
}