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Remove the concept of "skipped frames"

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This commit is contained in:
Rebecca Turner 2024-02-22 17:14:55 -08:00
parent 040874e4db
commit f05c13ecc2
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7 changed files with 16 additions and 28 deletions
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14
src/libexpr/eval-error.cc
View file

@ -28,15 +28,7 @@ template<class T>
EvalErrorBuilder<T> & EvalErrorBuilder<T>::withTrace(PosIdx pos, const std::string_view text)
{
error.err.traces.push_front(
Trace{.pos = error.state.positions[pos], .hint = HintFmt(std::string(text)), .frame = false});
return *this;
}
template<class T>
EvalErrorBuilder<T> & EvalErrorBuilder<T>::withFrameTrace(PosIdx pos, const std::string_view text)
{
error.err.traces.push_front(
Trace{.pos = error.state.positions[pos], .hint = HintFmt(std::string(text)), .frame = true});
Trace{.pos = error.state.positions[pos], .hint = HintFmt(std::string(text))});
return *this;
}
@ -63,9 +55,9 @@ EvalErrorBuilder<T> & EvalErrorBuilder<T>::withFrame(const Env & env, const Expr
}
template<class T>
EvalErrorBuilder<T> & EvalErrorBuilder<T>::addTrace(PosIdx pos, HintFmt hint, bool frame)
EvalErrorBuilder<T> & EvalErrorBuilder<T>::addTrace(PosIdx pos, HintFmt hint)
{
error.addTrace(error.state.positions[pos], hint, frame);
error.addTrace(error.state.positions[pos], hint);
return *this;
}

2
src/libexpr/eval-error.hh
View file

@ -89,7 +89,7 @@ public:
[[nodiscard, gnu::noinline]] EvalErrorBuilder<T> & withFrame(const Env & e, const Expr & ex);
[[nodiscard, gnu::noinline]] EvalErrorBuilder<T> & addTrace(PosIdx pos, HintFmt hint, bool frame = false);
[[nodiscard, gnu::noinline]] EvalErrorBuilder<T> & addTrace(PosIdx pos, HintFmt hint);
template<typename... Args>
[[nodiscard, gnu::noinline]] EvalErrorBuilder<T> &

9
src/libexpr/eval.cc
View file

@ -811,9 +811,9 @@ void EvalState::addErrorTrace(Error & e, const char * s, const std::string & s2)
e.addTrace(nullptr, s, s2);
}
void EvalState::addErrorTrace(Error & e, const PosIdx pos, const char * s, const std::string & s2, bool frame) const
void EvalState::addErrorTrace(Error & e, const PosIdx pos, const char * s, const std::string & s2) const
{
e.addTrace(positions[pos], HintFmt(s, s2), frame);
e.addTrace(positions[pos], HintFmt(s, s2));
}
template<typename... Args>
@ -1587,9 +1587,8 @@ void EvalState::callFunction(Value & fun, size_t nrArgs, Value * * args, Value &
"while calling %s",
lambda.name
? concatStrings("'", symbols[lambda.name], "'")
: "anonymous lambda",
true);
if (pos) addErrorTrace(e, pos, "from call site%s", "", true);
: "anonymous lambda");
if (pos) addErrorTrace(e, pos, "from call site%s", "");
}
throw;
}

2
src/libexpr/eval.hh
View file

@ -435,7 +435,7 @@ public:
[[gnu::noinline]]
void addErrorTrace(Error & e, const char * s, const std::string & s2) const;
[[gnu::noinline]]
void addErrorTrace(Error & e, const PosIdx pos, const char * s, const std::string & s2, bool frame = false) const;
void addErrorTrace(Error & e, const PosIdx pos, const char * s, const std::string & s2) const;
public:
/**

7
src/libexpr/primops.cc
View file

@ -811,7 +811,7 @@ static void prim_addErrorContext(EvalState & state, const PosIdx pos, Value * *
auto message = state.coerceToString(pos, *args[0], context,
"while evaluating the error message passed to builtins.addErrorContext",
false, false).toOwned();
e.addTrace(nullptr, HintFmt(message), true);
e.addTrace(nullptr, HintFmt(message));
throw;
}
}
@ -1075,7 +1075,7 @@ static void prim_derivationStrict(EvalState & state, const PosIdx pos, Value * *
e.addTrace(nullptr, HintFmt(
"while evaluating derivation '%s'\n"
" whose name attribute is located at %s",
drvName, pos), true);
drvName, pos));
throw;
}
}
@ -1233,8 +1233,7 @@ drvName, Bindings * attrs, Value & v)
} catch (Error & e) {
e.addTrace(state.positions[i->pos],
HintFmt("while evaluating attribute '%1%' of derivation '%2%'", key, drvName),
true);
HintFmt("while evaluating attribute '%1%' of derivation '%2%'", key, drvName));
throw;
}
}

7
src/libutil/error.cc
View file

@ -11,9 +11,9 @@
namespace nix {
void BaseError::addTrace(std::shared_ptr<Pos> && e, HintFmt hint, bool frame)
void BaseError::addTrace(std::shared_ptr<Pos> && e, HintFmt hint)
{
err.traces.push_front(Trace { .pos = std::move(e), .hint = hint, .frame = frame });
err.traces.push_front(Trace { .pos = std::move(e), .hint = hint });
}
void throwExceptionSelfCheck(){
@ -61,8 +61,7 @@ inline bool operator<(const Trace& lhs, const Trace& rhs)
// This formats a freshly formatted hint string and then throws it away, which
// shouldn't be much of a problem because it only runs when pos is equal, and this function is
// used for trace printing, which is infrequent.
return std::forward_as_tuple(lhs.hint.str(), lhs.frame)
< std::forward_as_tuple(rhs.hint.str(), rhs.frame);
return lhs.hint.str() < rhs.hint.str();
}
inline bool operator> (const Trace& lhs, const Trace& rhs) { return rhs < lhs; }
inline bool operator<=(const Trace& lhs, const Trace& rhs) { return !(lhs > rhs); }

3
src/libutil/error.hh
View file

@ -64,7 +64,6 @@ void printCodeLines(std::ostream & out,
struct Trace {
std::shared_ptr<Pos> pos;
HintFmt hint;
bool frame;
};
inline bool operator<(const Trace& lhs, const Trace& rhs);
@ -162,7 +161,7 @@ public:
addTrace(std::move(e), HintFmt(std::string(fs), args...));
}
void addTrace(std::shared_ptr<Pos> && e, HintFmt hint, bool frame = false);
void addTrace(std::shared_ptr<Pos> && e, HintFmt hint);
bool hasTrace() const { return !err.traces.empty(); }