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forceAttrs: make pos mandatory

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This commit is contained in:
Kevin Amado 2022-01-21 10:43:16 -05:00
parent 1472e045a7
commit c3896e19d0
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GPG Key ID: FFF341057F503148
8 changed files with 13 additions and 12 deletions
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2
src/libcmd/installables.cc
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@ -522,7 +522,7 @@ ref<eval_cache::EvalCache> openEvalCache(
auto vFlake = state.allocValue();
flake::callFlake(state, *lockedFlake, *vFlake);
state.forceAttrs(*vFlake);
state.forceAttrs(*vFlake, noPos);
auto aOutputs = vFlake->attrs->get(state.symbols.create("outputs"));
assert(aOutputs);

2
src/libexpr/eval-cache.cc
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@ -336,7 +336,7 @@ Value & AttrCursor::getValue()
if (!_value) {
if (parent) {
auto & vParent = parent->first->getValue();
root->state.forceAttrs(vParent);
root->state.forceAttrs(vParent, vParent.determinePos(noPos));
auto attr = vParent.attrs->get(parent->second);
if (!attr)
throw Error("attribute '%s' is unexpectedly missing", getAttrPathStr());

2
src/libexpr/eval.cc
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@ -1132,7 +1132,7 @@ void ExprAttrs::eval(EvalState & state, Env & env, Value & v)
Hence we need __overrides.) */
if (hasOverrides) {
Value * vOverrides = (*v.attrs)[overrides->second.displ].value;
state.forceAttrs(*vOverrides);
state.forceAttrs(*vOverrides, vOverrides->determinePos(noPos));
Bindings * newBnds = state.allocBindings(v.attrs->capacity() + vOverrides->attrs->size());
for (auto & i : *v.attrs)
newBnds->push_back(i);

2
src/libexpr/get-drvs.cc
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@ -107,7 +107,7 @@ DrvInfo::Outputs DrvInfo::queryOutputs(bool onlyOutputsToInstall)
string name = state->forceStringNoCtx(*elem, *i->pos);
Bindings::iterator out = attrs->find(state->symbols.create(name));
if (out == attrs->end()) continue; // FIXME: throw error?
state->forceAttrs(*out->value);
state->forceAttrs(*out->value, *i->pos);
/* And evaluate its ‘outPath’ attribute. */
Bindings::iterator outPath = out->value->attrs->find(state->sOutPath);

4
src/libexpr/primops.cc
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@ -214,7 +214,7 @@ static void import(EvalState & state, const Pos & pos, Value & vPath, Value * vS
if (!vScope)
state.evalFile(path, v);
else {
state.forceAttrs(*vScope);
state.forceAttrs(*vScope, pos);
Env * env = &state.allocEnv(vScope->attrs->size());
env->up = &state.baseEnv;
@ -2485,7 +2485,7 @@ static void prim_zipAttrsWith(EvalState & state, const Pos & pos, Value * * args
for (unsigned int n = 0; n < listSize; ++n) {
Value * vElem = listElems[n];
try {
state.forceAttrs(*vElem);
state.forceAttrs(*vElem, noPos);
for (auto & attr : *vElem->attrs)
attrsSeen[attr.name].first++;
} catch (TypeError & e) {

5
src/nix/flake.cc
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@ -124,12 +124,13 @@ struct CmdFlakeLock : FlakeCommand
static void enumerateOutputs(EvalState & state, Value & vFlake,
std::function<void(const std::string & name, Value & vProvide, const Pos & pos)> callback)
{
state.forceAttrs(vFlake);
auto pos = vFlake.determinePos(noPos);
state.forceAttrs(vFlake, pos);
auto aOutputs = vFlake.attrs->get(state.symbols.create("outputs"));
assert(aOutputs);
state.forceAttrs(*aOutputs->value);
state.forceAttrs(*aOutputs->value, pos);
auto sHydraJobs = state.symbols.create("hydraJobs");

4
src/nix/prefetch.cc
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@ -28,7 +28,7 @@ string resolveMirrorUrl(EvalState & state, string url)
Value vMirrors;
// FIXME: use nixpkgs flake
state.eval(state.parseExprFromString("import <nixpkgs/pkgs/build-support/fetchurl/mirrors.nix>", "."), vMirrors);
state.forceAttrs(vMirrors);
state.forceAttrs(vMirrors, noPos);
auto mirrorList = vMirrors.attrs->find(state.symbols.create(mirrorName));
if (mirrorList == vMirrors.attrs->end())
@ -196,7 +196,7 @@ static int main_nix_prefetch_url(int argc, char * * argv)
Value vRoot;
state->evalFile(path, vRoot);
Value & v(*findAlongAttrPath(*state, attrPath, autoArgs, vRoot).first);
state->forceAttrs(v);
state->forceAttrs(v, noPos);
/* Extract the URL. */
auto & attr = v.attrs->need(state->symbols.create("urls"));

4
src/nix/repl.cc
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@ -342,7 +342,7 @@ StringSet NixRepl::completePrefix(string prefix)
Expr * e = parseString(expr);
Value v;
e->eval(*state, *env, v);
state->forceAttrs(v);
state->forceAttrs(v, noPos);
for (auto & i : *v.attrs) {
string name = i.name;
@ -673,7 +673,7 @@ void NixRepl::reloadFiles()
void NixRepl::addAttrsToScope(Value & attrs)
{
state->forceAttrs(attrs);
state->forceAttrs(attrs, attrs.determinePos(noPos));
if (displ + attrs.attrs->size() >= envSize)
throw Error("environment full; cannot add more variables");