diff options
Diffstat (limited to 'railties/lib/generators/rails/app/app_generator.rb')
-rw-r--r-- | railties/lib/generators/rails/app/app_generator.rb | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/railties/lib/generators/rails/app/app_generator.rb b/railties/lib/generators/rails/app/app_generator.rb index 92e0d37436..888e3b2ddd 100644 --- a/railties/lib/generators/rails/app/app_generator.rb +++ b/railties/lib/generators/rails/app/app_generator.rb @@ -220,6 +220,8 @@ module Rails::Generators raise Error, "Invalid application name #{app_name}. Please give a name which does not start with numbers." elsif RESERVED_NAMES.include?(app_name) raise Error, "Invalid application name #{app_name}. Please give a name which does not match one of the reserved rails words." + elsif Object.const_defined?(app_const_base) + raise Error, "Invalid application name #{app_name}, constant #{app_const_base} is already in use. Please choose another application name." end end |