Tim, what do you mean by "people have moved away from it now that we have keywords"? In my example I do use keywords (in fact that is the only thing I use), notice the ";" at the begining of each function argument list.
//A On Thursday, October 9, 2014 9:33:00 PM UTC+2, Tim Holy wrote: > > While people have moved away from it now that we have keywords (for some > good > reasons), the Options.jl package might be worth a look in this specific > case. > > --Tim > > On Thursday, October 09, 2014 03:14:52 PM Stefan Karpinski wrote: > > Yes, this is a major problem, but I'm not sure what the fix is. It's a > > serious language design issue and I'm not aware of any languages that > have > > good solutions. > > > > On Thu, Oct 9, 2014 at 3:09 PM, Andrei Berceanu <andreib...@gmail.com > <javascript:>> > > > > wrote: > > > I often find myself passing long lists of parameters from one function > to > > > another. A simple, contrived example would be the following > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > *function fun3(; kw1 = 1, kw2 = 2, kw5 = 8, kw6 = 4) fun2(; kw1 = > kw1, > > > kw2 = kw2)endfunction fun2(; kw1 = 1, kw2 = 2) fun1(; kw1 = kw1, > kw2 = > > > kw2)endfunction fun1(; kw1 = 1, kw2 = 2, kw3 = 3) kw1 + kw2 + > > > kw3end*This results in code which is not easy to maintain. Notice that > > > kw1 and kw2 are common to all 3 functions. Is there a way to pass the > two > > > of them (or more!) automatically? The way the code is written now, if > I > > > decide I want kw3 of fun1 to be changeable from fun3, I need to change > > > the code in various places (in bold) -- very bug prone: > > > > > > *function fun3(; kw1 = 1, kw2 = 2, kw5 = 8, kw6 = 4* > > > *, kw3=3) fun2(; kw1 = kw1, kw2 = kw2* > > > > > > > > > > > > > > > > > > > > > > > > *, kw3=kw3)endfunction fun2(; kw1 = 1, kw2 = 2, kw3=3) fun1(; kw1 = > > > kw1, kw2 = kw2, kw3=kw3)endfunction fun1(; kw1 = 1, kw2 = 2, kw3 = 3) > > > kw1 + kw2 + kw3end* > > > Tnx, > > > //A > >
