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util/error: Document addTrace params

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... and rename e -> pos. That was weird.
This commit is contained in:
Robert Hensing
2025-10-10 19:08:38 +02:00
parent f77094715f
commit 6db86389ce
1 changed files with 13 additions and 3 deletions
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16
src/libutil/include/nix/util/error.hh
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@@ -192,13 +192,23 @@ public:
err.traces.push_front(trace);
}
/**
* @param pos Nullable `shared_ptr<Pos>`
* @param fs Format string, see `HintFmt`
* @param args... Format string arguments.
*/
template<typename... Args>
void addTrace(std::shared_ptr<const Pos> && e, std::string_view fs, const Args &... args)
void addTrace(std::shared_ptr<const Pos> && pos, std::string_view fs, const Args &... args)
{
addTrace(std::move(e), HintFmt(std::string(fs), args...));
addTrace(std::move(pos), HintFmt(std::string(fs), args...));
}
void addTrace(std::shared_ptr<const Pos> && e, HintFmt hint, TracePrint print = TracePrint::Default);
/**
* @param pos Nullable `shared_ptr<Pos>`
* @param hint Formatted error message
* @param print Optional, whether to always print (e.g. `addErrorContext`)
*/
void addTrace(std::shared_ptr<const Pos> && pos, HintFmt hint, TracePrint print = TracePrint::Default);
bool hasTrace() const
{