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WIP: broken merge but need a git checkpoint

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This commit is contained in:
Guillaume Maudoux 2022-09-07 00:34:03 +02:00
commit eb460a9529
241 changed files with 7587 additions and 2694 deletions
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35
src/libexpr/flake/flake.cc
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@ -341,7 +341,6 @@ LockedFlake lockFlake(
debug("old lock file: %s", oldLockFile);
// FIXME: check whether all overrides are used.
std::map<InputPath, FlakeInput> overrides;
std::set<InputPath> overridesUsed, updatesUsed;
@ -384,6 +383,18 @@ LockedFlake lockFlake(
}
}
/* Check whether this input has overrides for a
non-existent input. */
for (auto [inputPath, inputOverride] : overrides) {
auto inputPath2(inputPath);
auto follow = inputPath2.back();
inputPath2.pop_back();
if (inputPath2 == inputPathPrefix && !flakeInputs.count(follow))
warn(
"input '%s' has an override for a non-existent input '%s'",
printInputPath(inputPathPrefix), follow);
}
/* Go over the flake inputs, resolve/fetch them if
necessary (i.e. if they're new or the flakeref changed
from what's in the lock file). */
@ -513,6 +524,15 @@ LockedFlake lockFlake(
if (!lockFlags.allowMutable && !input.ref->input.isLocked())
throw Error("cannot update flake input '%s' in pure mode", inputPathS);
/* Note: in case of an --override-input, we use
the *original* ref (input2.ref) for the
"original" field, rather than the
override. This ensures that the override isn't
nuked the next time we update the lock
file. That is, overrides are sticky unless you
use --no-write-lock-file. */
auto ref = input2.ref ? *input2.ref : *input.ref;
if (input.isFlake) {
Path localPath = parentPath;
FlakeRef localRef = *input.ref;
@ -524,15 +544,7 @@ LockedFlake lockFlake(
auto inputFlake = getFlake(state, localRef, useRegistries, flakeCache, inputPath);
/* Note: in case of an --override-input, we use
the *original* ref (input2.ref) for the
"original" field, rather than the
override. This ensures that the override isn't
nuked the next time we update the lock
file. That is, overrides are sticky unless you
use --no-write-lock-file. */
auto childNode = std::make_shared<LockedNode>(
inputFlake.lockedRef, input2.ref ? *input2.ref : *input.ref);
auto childNode = std::make_shared<LockedNode>(inputFlake.lockedRef, ref);
node->inputs.insert_or_assign(id, childNode);
@ -560,7 +572,7 @@ LockedFlake lockFlake(
auto [sourceInfo, resolvedRef, lockedRef] = fetchOrSubstituteTree(
state, *input.ref, useRegistries, flakeCache);
node->inputs.insert_or_assign(id,
std::make_shared<LockedNode>(lockedRef, *input.ref, false));
std::make_shared<LockedNode>(lockedRef, ref, false));
}
}
@ -723,6 +735,7 @@ static void prim_getFlake(EvalState & state, const PosIdx pos, Value * * args, V
lockFlake(state, flakeRef,
LockFlags {
.updateLockFile = false,
.writeLockFile = false,
.useRegistries = !evalSettings.pureEval && fetchSettings.useRegistries,
.allowMutable = !evalSettings.pureEval,
}),