Hi, the directory you’re seeing is a temporary directory that the files are 
created in before being put into place, I’m not sure quite why it’s breaking 
but do your other generators work? If so does `Dir.mktmpdir` work in a normal 
ruby script?

Jon Rowe
---------------------------
[email protected]
jonrowe.co.uk


On Saturday, 20 February 2016 at 19:10, [email protected] wrote:

> Just moved to a new laptop running on Win 10/ruby 2.2.2/Rails 4.2.0 (No 
> problem on previous Win 8 ruby 2.0.0/Rails 4.2/rspec 3.2). Now when 
> installing rspec, there is a strange error below:
>  
>  $ rails g rspec:install
>   identical .rspec
>   exist spec
>   create spec/C:/Users/Jun 
> C/AppData/Local/Temp/d20160219-10996-1x6hu8w/spec/spec_helper.rb
>   C:/Ruby22-x64/lib/ruby/2.2.0/fileutils.rb:252:in mkdir': Invalid argument @ 
> dir_s_mkdir - C:/D/code/rails_proj/engines/simple_orderx/spec/C: 
> (Errno::EINVAL) from C:/Ruby22-x64/lib/ruby/2.2.0/fileutils.rb:252:infu_mkdir'
>   from C:/Ruby22-x64/lib/ruby/2.2.0/fileutils.rb:226:in block (2 levels) in 
> mkdir_p' from C:/Ruby22-x64/lib/ruby/2.2.0/fileutils.rb:224:inreverse_each'
>   from C:/Ruby22-x64/lib/ruby/2.2.0/fileutils.rb:224:in block in mkdir_p' 
> from C:/Ruby22-x64/lib/ruby/2.2.0/fileutils.rb:210:ineach'
>   from C:/Ruby22-x64/lib/ruby/2.2.0/fileutils.rb:210:in mkdir_p' from 
> C:/Ruby22-x64/lib/ruby/gems/2.2.0/gems/thor-0.19.1/lib/thor/actions/create_file.rb:61:inblock
>  in invoke!'
>   from 
> C:/Ruby22-x64/lib/ruby/gems/2.2.0/gems/thor-0.19.1/lib/thor/actions/empty_directory.rb:116:in
>  call' from 
> C:/Ruby22-x64/lib/ruby/gems/2.2.0/gems/thor-0.19.1/lib/thor/actions/empty_directory.rb:116:ininvoke_with_conflict_check'
>   from 
> C:/Ruby22-x64/lib/ruby/gems/2.2.0/gems/thor-0.19.1/lib/thor/actions/create_file.rb:60:in
>  `invoke!'  
>  
> There is /spec under Rails app root. The spec-helper file should be generated 
> under /spec as /spec/spec-helper.rb. However the installation tried to 
> generate spec-helper at spec/C:/Users/Jun 
> C/AppData/Local/Temp/d20160219-10996-1x6hu8w/spec/. It seems that the path is 
> wrong.  
>  
> Here is the line in Gemfile:  
>   s.add_development_dependency "rspec-rails", ">= 3.2.0"
>  
> Here is the config in engine.rb  
>  
>  config.generators do |g|
>   g.template_engine :erb
>   g.integration_tool :rspec
>   g.test_framework :rspec
>   g.fixture_replacement :factory_girl, :dir => "spec/factories"
>  
>   end  
>  
> The rspec version is 3.2.2. How to fix this wrong path in rspec installation? 
>  
>  
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