JDevlieghere accepted this revision.
JDevlieghere added inline comments.
This revision is now accepted and ready to land.
================
Comment at: lldb/source/Commands/CommandObjectFrame.cpp:560-563
} else if (num_matches == 0) {
- result.GetErrorStream().Printf("error: no variables matched "
- "the regular expression
'%s'.\n",
- entry.c_str());
+ result.AppendErrorWithFormat(
+ "no variables matched the regular expression '%s'.",
+ entry.c_str());
----------------
kastiglione wrote:
> kastiglione wrote:
> > this regex error is a weird edge case. For example, considering running:
> >
> > ```
> > frame var --regex matchesSomeVars doesntMatchAnyVars
> > ```
> >
> > if the `doesntMatchAnyVars` pattern has no matches, then the command prints
> > an error, and the result would be marked as an error. But if the
> > `matchesSomeVars` does have matches, then we have a partial success /
> > partial failure. In such a case, should the result be marked success, or
> > failure? I don't know, but I would lean to success since it does entirely
> > fail. Maybe a user could expect some patterns to match and some to not
> > match. For example: a user alias that prints any variables based on a set
> > of patterns they're interested in.
> I think this could be changed to a warning. @jingham what do you think?
Sounds reasonable to me
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D116788/new/
https://reviews.llvm.org/D116788
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