## This nix file cannot currently be used for iOS due to an error in BUILD TARGET ReactNativeConfig OF PROJECT ReactNativeConfig WITH CONFIGURATION Release
## which calls node_modules/react-native-config/ios/ReactNativeConfig/BuildDotenvConfig.ruby. The log further shows:
## Ignoring json-2.2.0 because its extensions are not built. Try: gem pristine json --version 2.2.0
## Ignoring unf_ext-0.0.7.6 because its extensions are not built. Try: gem pristine unf_ext --version 0.0.7.6
## /nix/store/w7rysr83rd8jga24mp3a2m3vx50n4nva-bundler-1.17.2/lib/ruby/gems/2.5.0/gems/bundler-1.17.2/lib/bundler/spec_set.rb:91:in `block in materialize': Could not find unf_ext-0.0.7.6 in any of the sources (Bundler::GemNotFound)
## from /nix/store/w7rysr83rd8jga24mp3a2m3vx50n4nva-bundler-1.17.2/lib/ruby/gems/2.5.0/gems/bundler-1.17.2/lib/bundler/spec_set.rb:85:in `map!'
## from /nix/store/w7rysr83rd8jga24mp3a2m3vx50n4nva-bundler-1.17.2/lib/ruby/gems/2.5.0/gems/bundler-1.17.2/lib/bundler/spec_set.rb:85:in `materialize'
## from /nix/store/w7rysr83rd8jga24mp3a2m3vx50n4nva-bundler-1.17.2/lib/ruby/gems/2.5.0/gems/bundler-1.17.2/lib/bundler/definition.rb:170:in `specs'
## from /nix/store/w7rysr83rd8jga24mp3a2m3vx50n4nva-bundler-1.17.2/lib/ruby/gems/2.5.0/gems/bundler-1.17.2/lib/bundler/definition.rb:237:in `specs_for'
## from /nix/store/w7rysr83rd8jga24mp3a2m3vx50n4nva-bundler-1.17.2/lib/ruby/gems/2.5.0/gems/bundler-1.17.2/lib/bundler/definition.rb:226:in `requested_specs'
## from /nix/store/w7rysr83rd8jga24mp3a2m3vx50n4nva-bundler-1.17.2/lib/ruby/gems/2.5.0/gems/bundler-1.17.2/lib/bundler/runtime.rb:108:in `block in definition_method'
## from /nix/store/w7rysr83rd8jga24mp3a2m3vx50n4nva-bundler-1.17.2/lib/ruby/gems/2.5.0/gems/bundler-1.17.2/lib/bundler/runtime.rb:20:in `setup'
## from /nix/store/w7rysr83rd8jga24mp3a2m3vx50n4nva-bundler-1.17.2/lib/ruby/gems/2.5.0/gems/bundler-1.17.2/lib/bundler.rb:107:in `setup'
## from /nix/store/w7rysr83rd8jga24mp3a2m3vx50n4nva-bundler-1.17.2/lib/ruby/gems/2.5.0/gems/bundler-1.17.2/lib/bundler/setup.rb:20:in `<top (required)>'
## from /System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'
## from /System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/lib/ruby/2.3.0/rubygems/core_ext/kernel_require.rb:55:in `require'