【发布时间】：2012-03-29 19:55:42
【问题描述】：
我有一个带有帖子脚手架的 Rails 应用程序，它只有一个标题属性。一切看起来都不错，但是当我尝试使用 Twitter Bootstrap 为脚手架设置主题时，它会引发以下错误：
rails g bootstrap:themed posts
/Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/activesupport-3.2.0/lib/active_support/inflector/methods.rb:226:in `const_defined?': wrong constant name post (NameError)
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/activesupport-3.2.0/lib/active_support/inflector/methods.rb:226:in `block in constantize'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/activesupport-3.2.0/lib/active_support/inflector/methods.rb:225:in `each'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/activesupport-3.2.0/lib/active_support/inflector/methods.rb:225:in `constantize'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/activesupport-3.2.0/lib/active_support/core_ext/string/inflections.rb:54:in `constantize'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/twitter-bootstrap-rails-2.0.4/lib/generators/bootstrap/themed/themed_generator.rb:58:in `columns'
from (erb):6:in `template'
from /Users/templeb3/.rvm/rubies/ruby-1.9.3-p125/lib/ruby/1.9.1/erb.rb:838:in `eval'
from /Users/templeb3/.rvm/rubies/ruby-1.9.3-p125/lib/ruby/1.9.1/erb.rb:838:in `result'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/actions/file_manipulation.rb:111:in `block in template'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/actions/create_file.rb:54:in `call'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/actions/create_file.rb:54:in `render'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/actions/create_file.rb:47:in `identical?'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/actions/create_file.rb:73:in `on_conflict_behavior'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/actions/empty_directory.rb:111:in `invoke_with_conflict_check'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/actions/create_file.rb:61:in `invoke!'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/actions.rb:95:in `action'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/actions/create_file.rb:26:in `create_file'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/actions/file_manipulation.rb:110:in `template'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/twitter-bootstrap-rails-2.0.4/lib/generators/bootstrap/themed/themed_generator.rb:86:in `block in generate_erb'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/twitter-bootstrap-rails-2.0.4/lib/generators/bootstrap/themed/themed_generator.rb:85:in `each'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/twitter-bootstrap-rails-2.0.4/lib/generators/bootstrap/themed/themed_generator.rb:85:in `generate_erb'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/twitter-bootstrap-rails-2.0.4/lib/generators/bootstrap/themed/themed_generator.rb:81:in `generate_views'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/twitter-bootstrap-rails-2.0.4/lib/generators/bootstrap/themed/themed_generator.rb:19:in `copy_views'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/task.rb:22:in `run'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/invocation.rb:118:in `invoke_task'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/invocation.rb:124:in `block in invoke_all'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/invocation.rb:124:in `each'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/invocation.rb:124:in `map'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/invocation.rb:124:in `invoke_all'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/group.rb:226:in `dispatch'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/thor-0.14.6/lib/thor/base.rb:389:in `start'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/railties-3.2.0/lib/rails/generators.rb:170:in `invoke'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/railties-3.2.0/lib/rails/commands/generate.rb:12:in `<top (required)>'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/activesupport-3.2.0/lib/active_support/dependencies.rb:251:in `require'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/activesupport-3.2.0/lib/active_support/dependencies.rb:251:in `block in require'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/activesupport-3.2.0/lib/active_support/dependencies.rb:236:in `load_dependency'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/activesupport-3.2.0/lib/active_support/dependencies.rb:251:in `require'
from /Users/templeb3/.rvm/gems/ruby-1.9.3-p125/gems/railties-3.2.0/lib/rails/commands.rb:29:in `<top (required)>'
from script/rails:6:in `require'
from script/rails:6:in `<main>'
提供-f 参数会导致相同的行为
【问题讨论】：
-
您在使用此生成器之前是否运行过
rails g bootstrap:install？ -
是的。并且应用程序布局生成器运行良好。
-
啊，明白了。不得不称它为帖子而不是帖子
标签： ruby-on-rails twitter-bootstrap