# File lib/mspec/commands/mkspec.rb, line 117
117:   def create_file(dir, mod, meth, name)
118:     file = File.join dir, @map.file_name(meth, mod)
119:     exists = File.exist? file
120: 
121:     write_requires dir, file unless exists
122:     write_spec file, name, exists
123:   end