It really only depends if github allows to archive subsets of a repo. Did you try to look at the API yet?
On Tue, 19 Jul 2016, 22:25 Martijn Vermaat, <[email protected]> wrote: > Doesn't look like anything like this has been implemented. The > fetchFromGitHub (or fetchgit actually) machinery is here: > > https://github.com/NixOS/nixpkgs/tree/master/pkgs/build-support/fetchgit > > > > > > 2016-07-19 16:52 GMT-04:00 Michiel Leenaars <[email protected]>: > >> Hi all, >> >> I was wondering if there is a recommended way to retrieve only a certain >> path (or a set of paths) from a git repository as a source for a Nix >> closure? The use case is working with a repository that is huge but only >> a single >> small folder is needed (a practical example is Google fonts on Github - >> hundreds of Mb which is a bit much to store if all that is needed is a >> single font such >> as the Roboto font which is the default font of Android). fetchFromGitHub >> and fetchgit seem to always copy the entire repository. >> >> git has an option for this (git archive, [1]) which seems to do exactly >> what >> I want - a checkout of only a single folder of a larger git repository - >> and there are other options like a filter branch or a sparse-checkout. >> I've grepped nixpkgs to see if there was any usage of git archive but >> could not find it - as a user I would probably like to see something in >> fetchFromGitHub with something like: >> >> url = fetchFromGitHub { >> owner = "name"; >> repo = "reallyhugerepo"; >> rev = "revisionnumber"; >> paths = [ "tinypath-a" "path-b" ]; >> sha256 = >> "22bfd184608ca00e38515c8d5d01d38460a66a503c75a35d0fea3e33559bb3b6" }; >> >> That seems like a reasonable and declarative way to specify what can be >> discarded (a path in git archive can be a file or a folder with all the >> files in it btw). >> >> Probably I'm not the first to think he needs this, and perhaps such a >> thing is currently already possible? If so, I'd love any pointers ... If >> this >> is a bad or redundant idea, please also let me know ... >> >> Best, >> Michiel >> >> [1] https://www.kernel.org/pub/software/scm/git/docs/git-archive.html >> _______________________________________________ >> nix-dev mailing list >> [email protected] >> http://lists.science.uu.nl/mailman/listinfo/nix-dev >> > > _______________________________________________ > nix-dev mailing list > [email protected] > http://lists.science.uu.nl/mailman/listinfo/nix-dev >
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