launch
(https://github.com/ruby/irb/pull/1040)
* Quickly show inspect preview even if pretty_print takes too much time
* Show a message "Inspecting..." while generating pretty_print content
* Update inspecting message
Co-authored-by: Stan Lo <stan001212@gmail.com>
* Update rendering test for preparing inspect message
* Don't show preview if pretty_print does not take time
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03c36586e6
Co-authored-by: Stan Lo <stan001212@gmail.com>