diff options
Diffstat (limited to 'pkgs/development/ruby-modules/bundler-env/default.nix')
| -rw-r--r-- | pkgs/development/ruby-modules/bundler-env/default.nix | 164 |
1 files changed, 36 insertions, 128 deletions
diff --git a/pkgs/development/ruby-modules/bundler-env/default.nix b/pkgs/development/ruby-modules/bundler-env/default.nix index 57ca23d41436..2e2653621a76 100644 --- a/pkgs/development/ruby-modules/bundler-env/default.nix +++ b/pkgs/development/ruby-modules/bundler-env/default.nix @@ -1,9 +1,6 @@ { stdenv, runCommand, writeText, writeScript, writeScriptBin, ruby, lib , callPackage, defaultGemConfig, fetchurl, fetchgit, buildRubyGem, buildEnv -, git -, makeWrapper -, bundler -, tree +, linkFarm, git, makeWrapper, bundler, tree }@defs: { name ? null @@ -12,143 +9,54 @@ , gemfile ? null , lockfile ? null , gemset ? null +, groups ? ["default"] , ruby ? defs.ruby , gemConfig ? defaultGemConfig , postBuild ? null , document ? [] , meta ? {} -, groups ? ["default"] , ignoreCollisions ? false , ... }@args: let - drvName = - if name != null then name - else if pname != null then "${toString pname}-${mainGem.version}" - else throw "bundlerEnv: either pname or name must be set"; - - mainGem = - if pname == null then null - else gems."${pname}" or (throw "bundlerEnv: gem ${pname} not found"); - - gemfile' = - if gemfile == null then gemdir + "/Gemfile" - else gemfile; - - lockfile' = - if lockfile == null then gemdir + "/Gemfile.lock" - else lockfile; - - gemset' = - if gemset == null then gemdir + "/gemset.nix" - else gemset; - - importedGemset = import gemset'; - - filteredGemset = (lib.filterAttrs (name: attrs: - if (builtins.hasAttr "groups" attrs) - then (builtins.any (gemGroup: builtins.any (group: group == gemGroup) groups) attrs.groups) - else true - ) importedGemset); - - applyGemConfigs = attrs: - (if gemConfig ? "${attrs.gemName}" - then attrs // gemConfig."${attrs.gemName}" attrs - else attrs); - - configuredGemset = lib.flip lib.mapAttrs filteredGemset (name: attrs: - applyGemConfigs (attrs // { inherit ruby; gemName = name; }) - ); - - hasBundler = builtins.hasAttr "bundler" filteredGemset; + inherit (import ../bundled-common/functions.nix {inherit lib ruby gemConfig groups; }) genStubsScript; - bundler = - if hasBundler then gems.bundler - else defs.bundler.override (attrs: { inherit ruby; }); + basicEnv = (callPackage ../bundled-common {}) (args // { inherit pname name; mainGemName = pname; }); - gems = lib.flip lib.mapAttrs configuredGemset (name: attrs: - buildRubyGem ((removeAttrs attrs ["source"]) // attrs.source // { - inherit ruby; - gemName = name; - gemPath = map (gemName: gems."${gemName}") (attrs.dependencies or []); - })); + inherit (basicEnv) envPaths; + # Idea here is a mkDerivation that gen-bin-stubs new stubs "as specified" - + # either specific executables or the bin/ for certain gem(s), but + # incorporates the basicEnv as a requirement so that its $out is in our path. - # We have to normalize the Gemfile.lock, otherwise bundler tries to be - # helpful by doing so at run time, causing executables to immediately bail - # out. Yes, I'm serious. - confFiles = runCommand "gemfile-and-lockfile" {} '' - mkdir -p $out - cp ${gemfile'} $out/Gemfile - cp ${lockfile'} $out/Gemfile.lock - ''; + # When stubbing the bins for a gem, we should use the gem expression + # directly, which means that basicEnv should somehow make it available. - envPaths = lib.attrValues gems ++ lib.optional (!hasBundler) bundler; + # Different use cases should use different variations on this file, rather + # than the expression trying to deduce a use case. - binPaths = if mainGem != null then [ mainGem ] else envPaths; - - bundlerEnv = buildEnv { - inherit ignoreCollisions; - - name = drvName; - - paths = envPaths; - pathsToLink = [ "/lib" ]; - - postBuild = '' - ${ruby}/bin/ruby ${./gen-bin-stubs.rb} \ - "${ruby}/bin/ruby" \ - "${confFiles}/Gemfile" \ - "$out/${ruby.gemPath}" \ - "${bundler}/${ruby.gemPath}" \ - ${lib.escapeShellArg binPaths} \ - ${lib.escapeShellArg groups} - '' + lib.optionalString (postBuild != null) postBuild; - - meta = { platforms = ruby.meta.platforms; } // meta; - - passthru = rec { - inherit ruby bundler gems; - - wrappedRuby = stdenv.mkDerivation { - name = "wrapped-ruby-${drvName}"; - nativeBuildInputs = [ makeWrapper ]; - buildCommand = '' - mkdir -p $out/bin - for i in ${ruby}/bin/*; do - makeWrapper "$i" $out/bin/$(basename "$i") \ - --set BUNDLE_GEMFILE ${confFiles}/Gemfile \ - --set BUNDLE_PATH ${bundlerEnv}/${ruby.gemPath} \ - --set BUNDLE_FROZEN 1 \ - --set GEM_HOME ${bundlerEnv}/${ruby.gemPath} \ - --set GEM_PATH ${bundlerEnv}/${ruby.gemPath} - done - ''; - }; - - env = let - irbrc = builtins.toFile "irbrc" '' - if !(ENV["OLD_IRBRC"].nil? || ENV["OLD_IRBRC"].empty?) - require ENV["OLD_IRBRC"] - end - require 'rubygems' - require 'bundler/setup' - ''; - in stdenv.mkDerivation { - name = "interactive-${drvName}-environment"; - nativeBuildInputs = [ wrappedRuby bundlerEnv ]; - shellHook = '' - export OLD_IRBRC="$IRBRC" - export IRBRC=${irbrc} - ''; - buildCommand = '' - echo >&2 "" - echo >&2 "*** Ruby 'env' attributes are intended for interactive nix-shell sessions, not for building! ***" - echo >&2 "" - exit 1 - ''; - }; - }; - }; + # The basicEnv should be put into passthru so that e.g. nix-shell can use it. in - bundlerEnv + if pname == null then + basicEnv // { inherit name basicEnv; } + else + (buildEnv { + inherit ignoreCollisions; + + name = basicEnv.name; + + paths = envPaths; + pathsToLink = [ "/lib" ]; + + postBuild = genStubsScript { + inherit lib ruby bundler groups; + confFiles = basicEnv.confFiles; + binPaths = [ basicEnv.gems."${pname}" ]; + } + lib.optionalString (postBuild != null) postBuild; + + meta = { platforms = ruby.meta.platforms; } // meta; + passthru = basicEnv.passthru // { + inherit basicEnv; + inherit (basicEnv) env; + }; + }) |