nixpkgs/pkgs/tools/text/chroma/default.nix
sternenseemann b5460f9ce2 chroma: do version info substitution in postFetch
This should increase reproducibility of the derivation as we can delete
the .git directory in the src derivation.
2021-06-30 12:34:34 +02:00

43 lines
1.3 KiB
Nix

{ lib, buildGoModule, fetchFromGitHub }:
buildGoModule rec {
pname = "chroma";
version = "0.9.2";
src = fetchFromGitHub {
owner = "alecthomas";
repo = pname;
rev = "v${version}";
sha256 = "19d7yr6q8kwrm91yyglmw9n7wa861sgi6dbwn8sl6dp55czfwvaq";
# populate values otherwise taken care of by goreleaser,
# unfortunately these require us to use git. By doing
# this in postFetch we can delete .git afterwards and
# maintain better reproducibility of the src.
leaveDotGit = true;
postFetch = ''
cd "$out"
commit="$(git rev-parse HEAD)"
date=$(git show -s --format=%aI "$commit")
substituteInPlace "$out/cmd/chroma/main.go" \
--replace 'version = "?"' 'version = "${version}"' \
--replace 'commit = "?"' "commit = \"$commit\"" \
--replace 'date = "?"' "date = \"$date\""
find "$out" -name .git -print0 | xargs -0 rm -rf
'';
};
vendorSha256 = "0y8mp08zccn9qxrsj9j7vambz8dwzsxbbgrlppzam53rg8rpxhrg";
subPackages = [ "cmd/chroma" ];
meta = with lib; {
homepage = "https://github.com/alecthomas/chroma";
description = "A general purpose syntax highlighter in pure Go";
license = licenses.mit;
maintainers = [ maintainers.sternenseemann ];
};
}