On Thu, Aug 6, 2015 at 2:43 PM, Enrico Granata <egran...@apple.com> wrote:
> To be honest, my favorite approach would be to modify clang’s TypePrinter > to do this, and then hooking up GetDisplayTypeName() to use whatever flags > would be necessary to invoke that bit of magic > Do you mean that clang's "pretty printer" should be made extensible by a script? > > On Aug 6, 2015, at 2:33 PM, Siva Chandra <sivachan...@google.com> wrote: > > FWIW, GDB has a similar concept called type-printers: > https://sourceware.org/gdb/current/onlinedocs/gdb/Type-Printing-API.html > > On Thu, Aug 6, 2015 at 2:24 PM, Siva Chandra <sivachan...@google.com> > wrote: > > Hi Enrico, > > I was thinking about the same issue today. Could we add a concept > called "TypeNameModifier" and provide ability to define modifiers in > scripts and command line? With this, a name like > std::__1::basic_string<...> can be modified into a more friendly name > like std::string? We could ofcourse have more complex modifications. > > I think it is doable, but what is your (and the community's) opinion > about adding such a feature? If you are OK, I would like to take up > adding such a feature. > > Thanks, > Siva Chandra > > On Thu, Aug 6, 2015 at 2:15 PM, Enrico Granata via lldb-dev > <lldb-dev@lists.llvm.org> wrote: > > Hi Eugene, > > On Aug 6, 2015, at 2:02 PM, Eugene Birukov via lldb-dev > <lldb-dev@lists.llvm.org> wrote: > > Hi, > > I am using LLDB C++ API to create custom debugger and trying to dump > variables with their types. To do that I am using SBValue.GetTypeName() > API. > Some types are OK, but some others - especially ones related to STL - are > quite unreadable: > > > those type names are the actual fully-specialized STL type names. I am not > sure how to control GDB to stop truncating your string formatting, but > after > the “…” there actually is more text > It looks like what you have is std::unique_ptr<std::vector<std::string> > > > and those templates all take more arguments which are defaulted so you > don’t > have to type them in code - but are reflected in the type name > > (gdb) p value.GetTypeName() > $1 = 0x7fffe419be40 > "std::__1::unique_ptr<std::__1::vector<std::__1::basic_string<char, > std::__1::char_traits<char>, std::__1::allocator<char> >, > std::__1::allocator<std::__1::basic_string<char, > std::__1::char_traits<char"... > (gdb) p value.GetDisplayTypeName() > $2 = 0x7fffe419be40 > "std::__1::unique_ptr<std::__1::vector<std::__1::basic_string<char, > std::__1::char_traits<char>, std::__1::allocator<char> >, > std::__1::allocator<std::__1::basic_string<char, > std::__1::char_traits<char"... > (gdb) > > > So, is there any way to convert them into some more human-friendly form? > > > Not currently. What one would have to do is hook into the C++ type printing > logic such that it would know to leave out these extra template arguments > when they have a default value > > > Thanks, > Eugene > _______________________________________________ > lldb-dev mailing list > lldb-dev@lists.llvm.org > http://lists.llvm.org/cgi-bin/mailman/listinfo/lldb-dev > > > > Thanks, > - Enrico > 📩 egranata@.com ️ 27683 > > > _______________________________________________ > lldb-dev mailing list > lldb-dev@lists.llvm.org > http://lists.llvm.org/cgi-bin/mailman/listinfo/lldb-dev > > > > Thanks, > *- Enrico* > 📩 egranata@.com ☎️ 27683 > >
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