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|
{
lib,
callPackage,
runCommand,
makeWrapper,
ruby,
}@defs:
# Use for simple installation of Ruby tools shipped in a Gem.
# Start with a Gemfile that includes `gem <toolgem>`
# > nix-shell -p bundler bundix
# (shell)> bundle lock
# (shell)> bundix
# Then use rubyTool in the default.nix:
# rubyTool { pname = "gemifiedTool"; gemdir = ./.; exes = ["gemified-tool"]; }
# The 'exes' parameter ensures that a copy of e.g. rake doesn't pollute the system.
{
# use the name of the name in question; its version will be picked up from the gemset
pname,
# Gemdir is the location of the Gemfile{,.lock} and gemset.nix; usually ./.
# This is required unless gemfile, lockfile, and gemset are all provided
gemdir ? null,
# Exes is the list of executables provided by the gems in the Gemfile
exes ? [ ],
# Scripts are ruby programs depend on gems in the Gemfile (e.g. scripts/rails)
scripts ? [ ],
ruby ? defs.ruby,
gemfile ? null,
lockfile ? null,
gemset ? null,
preferLocalBuild ? false,
allowSubstitutes ? false,
installManpages ? true,
meta ? { },
nativeBuildInputs ? [ ],
buildInputs ? [ ],
postBuild ? "",
gemConfig ? null,
passthru ? { },
}@args:
let
basicEnv =
(callPackage ../bundled-common {
inherit ruby;
})
args;
cmdArgs =
removeAttrs args [
"postBuild"
"gemConfig"
"passthru"
"gemset"
"gemdir"
]
// {
inherit preferLocalBuild allowSubstitutes; # pass the defaults
inherit (basicEnv) version pname;
nativeBuildInputs = nativeBuildInputs ++ lib.optionals (scripts != [ ]) [ makeWrapper ];
meta = {
mainProgram = pname;
inherit (ruby.meta) platforms;
}
// meta;
passthru =
basicEnv.passthru
// {
inherit basicEnv;
inherit (basicEnv) env;
}
// passthru;
};
in
runCommand basicEnv.name cmdArgs ''
mkdir -p $out/bin
${(lib.concatMapStrings (x: "ln -s '${basicEnv}/bin/${x}' $out/bin/${x};\n") exes)}
${
(lib.concatMapStrings (
s:
"makeWrapper $out/bin/$(basename ${s}) $srcdir/${s} "
+ "--set BUNDLE_GEMFILE ${basicEnv.confFiles}/Gemfile "
+ "--unset BUNDLE_PATH "
+ "--set BUNDLE_FROZEN 1 "
+ "--set GEM_HOME ${basicEnv}/${ruby.gemPath} "
+ "--set GEM_PATH ${basicEnv}/${ruby.gemPath} "
+ "--chdir \"$srcdir\";\n"
) scripts)
}
${lib.optionalString installManpages ''
for section in {1..9}; do
mandir="$out/share/man/man$section"
# See: https://github.com/NixOS/nixpkgs/blob/master/pkgs/development/ruby-modules/gem/default.nix#L184-L200
# See: https://github.com/rubygems/rubygems/blob/7a7b234721c375874b7e22b1c5b14925b943f04e/bundler/lib/bundler.rb#L285-L291
find -L ${basicEnv}/${ruby.gemPath}/${
lib.optionalString (basicEnv.gemType == "git" || basicEnv.gemType == "url") "bundler/"
}gems/${basicEnv.name} \( -wholename "*/man/*.$section" -o -wholename "*/man/man$section/*.$section" \) -print -execdir mkdir -p $mandir \; -execdir cp '{}' $mandir \;
done
compressManPages "''${!outputMan}"
''}
''
|
