54 lines
1.4 KiB
Nix
54 lines
1.4 KiB
Nix
{ fetchgit, fetchhg, fetchzip, lib }:
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let inherit (lib) assertOneOf makeOverridable optionalString;
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in makeOverridable ({ owner, repo, rev, domain ? "sr.ht", vc ? "git"
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, name ? "source", fetchSubmodules ? false, ... # For hash agility
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}@args:
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assert (assertOneOf "vc" vc [ "hg" "git" ]);
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let
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urlFor = resource: "https://${resource}.${domain}/${owner}/${repo}";
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baseUrl = urlFor vc;
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baseArgs = {
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inherit name;
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} // removeAttrs args [
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"owner"
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"repo"
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"rev"
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"domain"
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"vc"
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"name"
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"fetchSubmodules"
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];
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vcArgs = baseArgs // {
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inherit rev;
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url = baseUrl;
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};
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fetcher = if fetchSubmodules then vc else "zip";
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cases = {
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git = {
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fetch = fetchgit;
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arguments = vcArgs // { fetchSubmodules = true; };
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};
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hg = {
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fetch = fetchhg;
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arguments = vcArgs // { fetchSubrepos = true; };
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};
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zip = {
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fetch = fetchzip;
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arguments = baseArgs // {
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url = "${baseUrl}/archive/${rev}.tar.gz";
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postFetch = optionalString (vc == "hg") ''
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rm -f "$out/.hg_archival.txt"
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''; # impure file; see #12002
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passthru = { gitRepoUrl = urlFor "git"; };
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};
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};
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};
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in cases.${fetcher}.fetch cases.${fetcher}.arguments // {
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inherit rev;
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meta.homepage = "${baseUrl}";
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})
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