fixing some useless assignment warnings

3 files changed, 6 insertions, 7 deletions

diff --git a/lib/bundler/gem_helper.rb b/lib/bundler/gem_helper.rb
index 5cc5c82503..b2510f60de 100644
--- a/lib/bundler/gem_helper.rb
+++ b/lib/bundler/gem_helper.rb
@@ -51,7 +51,7 @@ module Bundler
 
     def install_gem
       built_gem_path = build_gem
-      out, code = sh_with_code("gem install #{built_gem_path}")
+      out, _ = sh_with_code("gem install #{built_gem_path}")
       raise "Couldn't install gem, run `gem install #{built_gem_path}' for more detailed output" unless out[/Successfully installed/]
       Bundler.ui.confirm "#{name} (#{version}) installed"
     end
@@ -68,7 +68,7 @@ module Bundler
 
     protected
     def rubygem_push(path)
-      out, status = sh("gem push #{path}")
+      out, _ = sh("gem push #{path}")
       raise "Gem push failed due to lack of RubyGems.org credentials." if out[/Enter your RubyGems.org credentials/]
       Bundler.ui.confirm "Pushed #{name} #{version} to rubygems.org"
     end
@@ -100,8 +100,7 @@ module Bundler
     end
 
     def clean?
-      out, code = sh_with_code("git diff --exit-code")
-      code == 0
+      sh_with_code("git diff --exit-code")[1] == 0
     end
 
     def tag_version
diff --git a/lib/bundler/index.rb b/lib/bundler/index.rb
index 1ca9af19a0..b2105cf682 100644
--- a/lib/bundler/index.rb
+++ b/lib/bundler/index.rb
@@ -104,7 +104,7 @@ module Bundler
     def same_version?(a, b)
       regex = /^(.*?)(?:\.0)*$/
 
-      ret = a.to_s[regex, 1] == b.to_s[regex, 1]
+      a.to_s[regex, 1] == b.to_s[regex, 1]
     end
 
     def spec_satisfies_dependency?(spec, dep)
diff --git a/lib/bundler/resolver.rb b/lib/bundler/resolver.rb
index 0a27c09227..4948357c9b 100644
--- a/lib/bundler/resolver.rb
+++ b/lib/bundler/resolver.rb
@@ -407,7 +407,7 @@ module Bundler
     end
 
     def error_message
-      output = errors.inject("") do |o, (conflict, (origin, requirement))|
+      errors.inject("") do |o, (conflict, (origin, requirement))|
 
         # origin is the SpecSet of specs from the Gemfile that is conflicted with
         if origin
@@ -422,7 +422,7 @@ module Bundler
             o << "  Current Bundler version:\n"
             newer_bundler_required = requirement.requirement > Gem::Requirement.new(origin.version)
           # If the origin is a LockfileParser, it does not respond_to :required_by
-          elsif !origin.respond_to?(:required_by) || !(required_by = origin.required_by.first)
+          elsif !origin.respond_to?(:required_by) || !(origin.required_by.first)
             o << "  In snapshot (Gemfile.lock):\n"
           end