Sbt seems to be doing rather well, using full Scala in configurations. I think package descriptions should be limited, but not syntactically. Using some specific monad might work OK.
> On 16 Sep 2016, at 09:22, Alan & Kim Zimmerman <[email protected]> wrote: > > The more power you put into the package file description, the harder it is > for the surrounding ecosystem to reason about it. > > So if you can execute arbitrary code in a new-gen cabal file, apart from the > security aspects, it becomes difficult to be sure what is actually being > specified, if you do not reproduce the original environment when evaluating > the file. > > Alan > > On Fri, Sep 16, 2016 at 9:18 AM, Harendra Kumar <[email protected]> > wrote: > On 16 September 2016 at 12:35, Imants Cekusins <[email protected]> wrote: > Why not adopt (a subset of) .hs AST file format to structure both project and > package files? > > Aha, that's my preferred choice. If there is a way to restrict features and > we can allow just a subset we can have a nice configuration language which is > a real language. In fact, I have been toying around this. If we have to > express not just a package specification but a sophisticated build > configuration, we need a real language. Expressing conditionals, reuse etc > becomes a compromise in a purely declarative language. > > For example make has so many built-in functions in it that it has become a > full fledged language by itself. The google bazel build uses python as the > build config language. Haskell will make a much better choice for such use > cases. Pure declarative is a pain for such use cases. > > -harendra > > _______________________________________________ > Haskell-Cafe mailing list > To (un)subscribe, modify options or view archives go to: > http://mail.haskell.org/cgi-bin/mailman/listinfo/haskell-cafe > Only members subscribed via the mailman list are allowed to post. > > _______________________________________________ > Haskell-Cafe mailing list > To (un)subscribe, modify options or view archives go to: > http://mail.haskell.org/cgi-bin/mailman/listinfo/haskell-cafe > Only members subscribed via the mailman list are allowed to post. _______________________________________________ Haskell-community mailing list [email protected] http://mail.haskell.org/cgi-bin/mailman/listinfo/haskell-community
