GemInstaller::MissingDependencyFinder

    # File lib/geminstaller/missing_dependency_finder.rb, line 41
41:     def add_include_dependency_option(install_options)
42:       return if install_options.index('-y') or install_options.index('--include-dependencies')
43:       install_options << '--include-dependencies'
44:     end

    # File lib/geminstaller/missing_dependency_finder.rb, line 4
 4:     def find(dependent_gem)
 5:       if GemInstaller::RubyGemsVersionChecker.matches?('>=0.9.5')
 6:         # missing_dependency_finder is not used for RubyGems >= 0.9.5
 7:         raise RuntimeError.new("Internal GemInstaller Error: MissingDependencyFinder should not be used for RubyGems >= 0.9.5")
 8:       end
 9:       
10:       # NOTE: this doesn't resolve platforms, there's currently no way to know what
11:       # platform should be selected for a dependency gem.  Best-effort handling
12:       # of ambiguous platforms on dependency gems will be handled elsewhere
13:       matching_dependent_gems = @gem_spec_manager.local_matching_gems(dependent_gem)
14:       missing_dependencies = []
15:       install_options = dependent_gem.install_options
16:       add_include_dependency_option(install_options)
17:       common_args = @gem_arg_processor.strip_non_common_gem_args(install_options)
18:       matching_dependent_gems.each do |matching_dependent_gem|
19:         message_already_printed = false
20:         dependency_gems = @gem_command_manager.dependency(matching_dependent_gem.name, matching_dependent_gem.version.to_s, common_args)
21:         dependency_gems.each do |dependency_gem|
22:           dependency_gem.install_options = install_options
23:           local_matching_dependency_gems = @gem_spec_manager.local_matching_gems(dependency_gem, false)
24:           unless local_matching_dependency_gems.size > 0
25:             unless message_already_printed
26:               @output_filter.geminstaller_output(:info, "Missing dependencies found for #{matching_dependent_gem.name} (#{matching_dependent_gem.version}):\n")
27:               message_already_printed = true
28:             end
29:             # TODO: print install options too?
30:             @output_filter.geminstaller_output(:info, "  #{dependency_gem.name} (#{dependency_gem.version})\n")
31:             missing_dependencies << dependency_gem
32:           end        
33:           # recurse to find any missing dependencies in the tree
34:           sub_dependencies = find(dependency_gem)
35:           missing_dependencies += sub_dependencies if sub_dependencies.size > 0 
36:         end
37:       end
38:       return missing_dependencies
39:     end