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Merge pull request #9555 from 9999years/positions-in-errors

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Pass positions when evaluating
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Robert Hensing 2023-12-09 03:55:58 +01:00 • committed by GitHub
commit c8458bd731
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12 changed files with 135 additions and 14 deletions
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18
src/libexpr/eval.cc
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@ -345,7 +345,7 @@ static Symbol getName(const AttrName & name, EvalState & state, Env & env)
} else {
Value nameValue;
name.expr->eval(state, env, nameValue);
state.forceStringNoCtx(nameValue, noPos, "while evaluating an attribute name");
state.forceStringNoCtx(nameValue, name.expr->getPos(), "while evaluating an attribute name");
return state.symbols.create(nameValue.string_view());
}
}
@ -1458,7 +1458,7 @@ void ExprOpHasAttr::eval(EvalState & state, Env & env, Value & v)
e->eval(state, env, vTmp);
for (auto & i : attrPath) {
state.forceValue(*vAttrs, noPos);
state.forceValue(*vAttrs, getPos());
Bindings::iterator j;
auto name = getName(i, state, env);
if (vAttrs->type() != nAttrs ||
@ -1627,7 +1627,7 @@ void EvalState::callFunction(Value & fun, size_t nrArgs, Value * * args, Value &
if (countCalls) primOpCalls[name]++;
try {
vCur.primOp->fun(*this, noPos, args, vCur);
vCur.primOp->fun(*this, vCur.determinePos(noPos), args, vCur);
} catch (Error & e) {
addErrorTrace(e, pos, "while calling the '%1%' builtin", name);
throw;
@ -1675,7 +1675,7 @@ void EvalState::callFunction(Value & fun, size_t nrArgs, Value * * args, Value &
// 1. Unify this and above code. Heavily redundant.
// 2. Create a fake env (arg1, arg2, etc.) and a fake expr (arg1: arg2: etc: builtins.name arg1 arg2 etc)
// so the debugger allows to inspect the wrong parameters passed to the builtin.
primOp->primOp->fun(*this, noPos, vArgs, vCur);
primOp->primOp->fun(*this, vCur.determinePos(noPos), vArgs, vCur);
} catch (Error & e) {
addErrorTrace(e, pos, "while calling the '%1%' builtin", name);
throw;
@ -1783,7 +1783,7 @@ https://nixos.org/manual/nix/stable/language/constructs.html#functions.)", symbo
}
}
callFunction(fun, allocValue()->mkAttrs(attrs), res, noPos);
callFunction(fun, allocValue()->mkAttrs(attrs), res, pos);
}
@ -1819,7 +1819,7 @@ void ExprAssert::eval(EvalState & state, Env & env, Value & v)
void ExprOpNot::eval(EvalState & state, Env & env, Value & v)
{
v.mkBool(!state.evalBool(env, e, noPos, "in the argument of the not operator")); // XXX: FIXME: !
v.mkBool(!state.evalBool(env, e, getPos(), "in the argument of the not operator")); // XXX: FIXME: !
}
@ -2260,7 +2260,7 @@ BackedStringView EvalState::coerceToString(
std::string result;
for (auto [n, v2] : enumerate(v.listItems())) {
try {
result += *coerceToString(noPos, *v2, context,
result += *coerceToString(pos, *v2, context,
"while evaluating one element of the list",
coerceMore, copyToStore, canonicalizePath);
} catch (Error & e) {
@ -2407,8 +2407,8 @@ SingleDerivedPath EvalState::coerceToSingleDerivedPath(const PosIdx pos, Value &
bool EvalState::eqValues(Value & v1, Value & v2, const PosIdx pos, std::string_view errorCtx)
{
forceValue(v1, noPos);
forceValue(v2, noPos);
forceValue(v1, pos);
forceValue(v2, pos);
/* !!! Hack to support some old broken code that relies on pointer
equality tests between sets. (Specifically, builderDefs calls