hide all warnings when in --quiet mode

fixes #3186

lib/bundler/cli/install.rb

@@ -6,6 +6,8 @@ def initialize(options)
     end
 
     def run
+      Bundler.ui.level = "error" if options[:quiet]
+
       warn_if_root
 
       if options[:without]
@@ -66,7 +68,6 @@ def run
       Bundler.settings[:no_prune] = true if options["no-prune"]
       Bundler.settings[:clean]    = options["clean"] if options["clean"]
       Bundler.settings.without    = options[:without]
-      Bundler.ui.level            = "warn" if options[:quiet]
       Bundler::Fetcher.disable_endpoint = options["full-index"]
       Bundler.settings[:disable_shared_gems] = Bundler.settings[:path] ? '1' : nil
 

lib/bundler/cli/package.rb

@@ -7,10 +7,12 @@ def initialize(options)
     end
 
     def run
-      Bundler.ui.level = "warn" if options[:quiet]
+      Bundler.ui.level = "error" if options[:quiet]
       Bundler.settings[:path] = File.expand_path(options[:path]) if options[:path]
+
       setup_cache_all
       install
+
       # TODO: move cache contents here now that all bundles are locked
       custom_path = Pathname.new(options[:path]) if options[:path]
       Bundler.load.cache(custom_path)

lib/bundler/cli/update.rb

@@ -7,10 +7,10 @@ def initialize(options, gems)
     end
 
     def run
+      Bundler.ui.level = "error" if options[:quiet]
 
       sources = Array(options[:source])
       groups  = Array(options[:group]).map(&:to_sym)
-      Bundler.ui.level = "warn" if options[:quiet]
 
       if gems.empty? && sources.empty? && groups.empty?
         # We're doing a full update

spec/install/gems/simple_case_spec.rb

@@ -291,7 +291,7 @@
       G
 
       bundle :install, :expect_err => true
-      expect(out).to match(/Your Gemfile has no gem server sources/i)
+      expect(out).to include("Your Gemfile has no gem server sources")
     end
 
     it "creates a Gemfile.lock on a blank Gemfile" do
@@ -363,23 +363,14 @@
   end
 
   describe "when requesting a quiet install via --quiet" do
-    it "should be quiet if there are no warnings" do
-      gemfile <<-G
-        source "file://#{gem_repo1}"
-        gem 'rack'
-      G
-
-      bundle :install, :quiet => true
-      expect(out).to eq("")
-    end
-
-    it "should still display warnings" do
+    it "should be quiet" do
       gemfile <<-G
         gem 'rack'
       G
 
       bundle :install, :quiet => true
-      expect(out).to match(/Your Gemfile has no gem server sources/)
+      expect(out).to include("Could not find gem 'rack (>= 0) ruby'")
+      expect(out).to_not include("Your Gemfile has no gem server sources")
     end
   end