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Revert "Revert "Merge pull request #6204 from layus/coerce-string""

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This reverts commit 9b33ef3879.
This commit is contained in:
Guillaume Maudoux 2023-01-19 13:23:04 +01:00
parent 38b90c618f
commit e4726a0c79
31 changed files with 986 additions and 863 deletions
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28
src/libexpr/primops/context.cc
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@ -8,7 +8,7 @@ namespace nix {
static void prim_unsafeDiscardStringContext(EvalState & state, const PosIdx pos, Value * * args, Value & v)
{
PathSet context;
auto s = state.coerceToString(pos, *args[0], context);
auto s = state.coerceToString(pos, *args[0], context, "while evaluating the argument passed to builtins.unsafeDiscardStringContext");
v.mkString(*s);
}
@ -18,7 +18,7 @@ static RegisterPrimOp primop_unsafeDiscardStringContext("__unsafeDiscardStringCo
static void prim_hasContext(EvalState & state, const PosIdx pos, Value * * args, Value & v)
{
PathSet context;
state.forceString(*args[0], context, pos);
state.forceString(*args[0], context, pos, "while evaluating the argument passed to builtins.hasContext");
v.mkBool(!context.empty());
}
@ -34,7 +34,7 @@ static RegisterPrimOp primop_hasContext("__hasContext", 1, prim_hasContext);
static void prim_unsafeDiscardOutputDependency(EvalState & state, const PosIdx pos, Value * * args, Value & v)
{
PathSet context;
auto s = state.coerceToString(pos, *args[0], context);
auto s = state.coerceToString(pos, *args[0], context, "while evaluating the argument passed to builtins.unsafeDiscardOutputDependency");
PathSet context2;
for (auto && p : context) {
@ -80,7 +80,7 @@ static void prim_getContext(EvalState & state, const PosIdx pos, Value * * args,
Strings outputs;
};
PathSet context;
state.forceString(*args[0], context, pos);
state.forceString(*args[0], context, pos, "while evaluating the argument passed to builtins.getContext");
auto contextInfos = std::map<StorePath, ContextInfo>();
for (const auto & p : context) {
Path drv;
@ -132,9 +132,9 @@ static RegisterPrimOp primop_getContext("__getContext", 1, prim_getContext);
static void prim_appendContext(EvalState & state, const PosIdx pos, Value * * args, Value & v)
{
PathSet context;
auto orig = state.forceString(*args[0], context, pos);
auto orig = state.forceString(*args[0], context, noPos, "while evaluating the first argument passed to builtins.appendContext");
state.forceAttrs(*args[1], pos);
state.forceAttrs(*args[1], pos, "while evaluating the second argument passed to builtins.appendContext");
auto sPath = state.symbols.create("path");
auto sAllOutputs = state.symbols.create("allOutputs");
@ -142,24 +142,24 @@ static void prim_appendContext(EvalState & state, const PosIdx pos, Value * * ar
const auto & name = state.symbols[i.name];
if (!state.store->isStorePath(name))
throw EvalError({
.msg = hintfmt("Context key '%s' is not a store path", name),
.msg = hintfmt("context key '%s' is not a store path", name),
.errPos = state.positions[i.pos]
});
if (!settings.readOnlyMode)
state.store->ensurePath(state.store->parseStorePath(name));
state.forceAttrs(*i.value, i.pos);
state.forceAttrs(*i.value, i.pos, "while evaluating the value of a string context");
auto iter = i.value->attrs->find(sPath);
if (iter != i.value->attrs->end()) {
if (state.forceBool(*iter->value, iter->pos))
if (state.forceBool(*iter->value, iter->pos, "while evaluating the `path` attribute of a string context"))
context.emplace(name);
}
iter = i.value->attrs->find(sAllOutputs);
if (iter != i.value->attrs->end()) {
if (state.forceBool(*iter->value, iter->pos)) {
if (state.forceBool(*iter->value, iter->pos, "while evaluating the `allOutputs` attribute of a string context")) {
if (!isDerivation(name)) {
throw EvalError({
.msg = hintfmt("Tried to add all-outputs context of %s, which is not a derivation, to a string", name),
.msg = hintfmt("tried to add all-outputs context of %s, which is not a derivation, to a string", name),
.errPos = state.positions[i.pos]
});
}
@ -169,15 +169,15 @@ static void prim_appendContext(EvalState & state, const PosIdx pos, Value * * ar
iter = i.value->attrs->find(state.sOutputs);
if (iter != i.value->attrs->end()) {
state.forceList(*iter->value, iter->pos);
state.forceList(*iter->value, iter->pos, "while evaluating the `outputs` attribute of a string context");
if (iter->value->listSize() && !isDerivation(name)) {
throw EvalError({
.msg = hintfmt("Tried to add derivation output context of %s, which is not a derivation, to a string", name),
.msg = hintfmt("tried to add derivation output context of %s, which is not a derivation, to a string", name),
.errPos = state.positions[i.pos]
});
}
for (auto elem : iter->value->listItems()) {
auto outputName = state.forceStringNoCtx(*elem, iter->pos);
auto outputName = state.forceStringNoCtx(*elem, iter->pos, "while evaluating an output name within a string context");
context.insert(concatStrings("!", outputName, "!", name));
}
}