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Delay requiring irb until runtime

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Fixes Homebrew/homebrew#32410.
This commit is contained in:
Jack Nagel 2014-09-18 15:29:06 -05:00
parent c8bb68a795
commit 84352d2728
1 changed files with 14 additions and 11 deletions
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25
Library/Homebrew/debrew.rb
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@ -1,5 +1,4 @@
require "mutex_m"
require "debrew/irb" unless ENV["HOMEBREW_NO_READLINE"]
module Debrew
extend Mutex_m
@ -130,17 +129,21 @@ module Debrew
menu.choice(:ignore) { return :ignore } if Ignorable === e
menu.choice(:backtrace) { puts e.backtrace }
menu.choice(:irb) do
puts "When you exit this IRB session, execution will continue."
set_trace_func proc { |event, _, _, id, binding, klass|
if klass == Raise && id == :raise && event == "return"
set_trace_func(nil)
synchronize { IRB.start_within(binding) }
end
}
unless ENV["HOMEBREW_NO_READLINE"]
require "debrew/irb"
return :ignore
end if Object.const_defined?(:IRB) && Ignorable === e
menu.choice(:irb) do
puts "When you exit this IRB session, execution will continue."
set_trace_func proc { |event, _, _, id, binding, klass|
if klass == Raise && id == :raise && event == "return"
set_trace_func(nil)
synchronize { IRB.start_within(binding) }
end
}
return :ignore
end if Ignorable === e
end
menu.choice(:shell) do
puts "When you exit this shell, you will return to the menu."