Re: [Boost-users] [multi_index] do erase() call key extractors?

Subject: Re: [Boost-users] [multi_index] do erase() call key extractors?
From: Joaquin M Lopez Munoz (joaquin_at_[hidden])
Date: 2015-12-25 13:46:15

Nick Stokes <randomaccessiterator <at> gmail.com> writes:

> > [...]
> > 
> > struct Foo {
> > Â  Â  explicit Foo(Bar* b = nullptr) : bar(b) {}
> > Â  Â  Bar* bar; Â  Â 
> > };
> >
> > int getBarValue (const Foo& f) {
> > Â  Â  Â assert( f.bar );
> > Â  Â  Â return f.bar->getValue();
> > }
> >
> > boost::multi_index< Foo, Â indexed_by<Â 
> >Â  Â  Â hashed_unique < member<Foo, Bar* , &Foo::bar > >>
> > , Â  hashed_non_unique < global_fun<const Foo&, int, &getBarValue >>
> > >> Â  FooIndex;
> >
> > void grill() {
> >     FooIndex  fooIndex;
> >
> > Â  Â  Bar* b;
> > Â  Â  {
> > Â  Â  Â  Â  Â auto bWork = make_unique<Bar>();
> > Â  Â  Â  Â  Â // ...
> > Â  Â  Â  Â  Â fooIndex.emplace( bWork.get() );
> > Â  Â  Â  Â  Â b = bWork.get();
> > Â  Â  Â }
> > Â  (ø€øƒ
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