Re: [boost] [string_ref] string literal constructor

Subject: Re: [boost] [string_ref] string literal constructor
From: Marshall Clow (mclow.lists_at_[hidden])
Date: 2013-11-02 10:43:40

On Nov 1, 2013, at 4:42 PM, Michael Marcin <mike.marcin_at_[hidden]> wrote:

> I noticed string_ref doesn't have a constructor for a string literal.
> Wouldn't this save a call to strlen for a common case?
> 
> Ex.
> 
> template< std::size_t N >
> basic_string_ref( const charT( &str )[N] )
>    : basic_string_ref( str, N-1 )
> {
>    static_assert(N >= 1, "not a string literal");
> }
> 
> string_ref test( "test" );

So, what should
        string_ref ( "test\0test" ) 
do?

{ ptr, 4 } --> current behavior
{ ptr, 9 } --> your suggested behavior

-- Marshall

Marshall Clow     Idio Software   <mailto:mclow.lists_at_[hidden]>

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