当我写debugger
它没有开始:
NoMethodError: undefined method `run_init_script' for Debugger:Module
from /usr/local/lib/ruby/gems/1.8/gems/ruby-debug-base-0.10.3/lib/ruby-debug-base.rb:239:in `debugger'
from (irb):4
如果我运行rake my:task --debugger
,它会立即让我返回控制台。如何调试 rake 任务?