Multiple without-group support for bundler list

lib/bundler/cli.rb

@@ -314,7 +314,7 @@ def show(gem_name = nil)
       desc "list", "List all gems in the bundle"
       method_option "name-only", :type => :boolean, :banner => "print only the gem names"
       method_option "only-group", :type => :string, :banner => "print gems from a particular group"
-      method_option "without-group", :type => :string, :banner => "print all gems expect from a group"
+      method_option "without-group", :type => :string, :banner => "print all gems expect from 1 or multiple groups"
       method_option "paths", :type => :boolean, :banner => "print the path to each gem in the bundle"
       def list
         require "bundler/cli/list"

lib/bundler/cli/list.rb

@@ -31,8 +31,16 @@ def run
 
   private
 
+    def without_groups
+      @without_groups ||= @options["without-group"].split(/\s*,\s*/)
+    end
+
     def verify_group_exists(groups)
-      raise InvalidOption, "`#{@options["without-group"]}` group could not be found." if @options["without-group"] && !groups.include?(@options["without-group"].to_sym)
+      if @options["without-group"]
+        without_groups.each do |without_group|
+          raise InvalidOption, "`#{without_group}` group could not be found." unless groups.include?(without_group.to_sym)
+        end
+      end
 
       raise InvalidOption, "`#{@options["only-group"]}` group could not be found." if @options["only-group"] && !groups.include?(@options["only-group"].to_sym)
     end
@@ -45,13 +53,14 @@ def filtered_specs_by_groups
 
       show_groups =
         if @options["without-group"]
-          groups.reject {|g| g == @options["without-group"].to_sym }
+          without_groups.inject(groups) do |memo, without_group|
+            memo.reject {|g| g == without_group.to_sym }
+          end
         elsif @options["only-group"]
           groups.select {|g| g == @options["only-group"].to_sym }
         else
           groups
         end.map(&:to_sym)
-
       definition.specs_for(show_groups)
     end
   end

man/bundle-list.ronn

@@ -15,7 +15,7 @@ bundle list --name-only
 
 bundle list --paths
 
-bundle list --without-group test
+bundle list --without-group test[,other_group,...]
 
 bundle list --only-group dev
 
@@ -28,6 +28,6 @@ bundle list --only-group dev --paths
 * `--paths`:
   Print the path to each gem in the bundle.
 * `--without-group`:
-  Print all gems expect from a group.
+  Print all gems expect from 1 or multiple groups.
 * `--only-group`:
   Print gems from a particular group.

spec/commands/list_spec.rb

@@ -43,6 +43,30 @@
         expect(out).to eq "`random` group could not be found."
       end
     end
+
+    describe "with multiple without-groups" do
+      before do
+        install_gemfile <<-G
+          source "file://#{gem_repo1}"
+
+          gem "rack"
+          gem "rspec", :group => [:test]
+          gem "rails", :group => [:development]
+          gem "git_test", group: %i[test development]
+          gem "rspec_in_context", group: %i[production development]
+        G
+      end
+
+      it "removes all the needed gems" do
+        bundle! 'list --without-group "development, test"'
+
+        expect(out).to include(/rack/)
+        expect(out).to include(/rspec_in_context/)
+        expect(out).not_to include(/rails/)
+        expect(out).not_to include(/git_test/)
+        expect(out).not_to include(/rspec/)
+      end
+    end
   end
 
   describe "with only-group option" do