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HISTORY is unavailable when using rails console with RUBY_DEBUG_IRB_CONSOLE=1 #975

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tompng opened this issue Jun 18, 2024 · 0 comments

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tompng commented Jun 18, 2024

Description

Rails console HISTORY is unavailable with RUBY_DEBUG_IRB_CONSOLE=1

Preparation

Create new rails app with rails new appname.
Add gem 'spring' to Gemfile and run spring binstub --all. (This step is optional)

versions are:

debug (1.9.2)
reline (0.5.9)
irb (1.13.2)
rails (7.1.3.4)
spring (4.2.1)

Reproduce

Without spring

$ rails c
irb(main):001> Up arrow shows history
$ RUBY_DEBUG_IRB_CONSOLE=1 rails c
irb(main):001> Up arrow does not show history

With spring

$ rails c
irb(main):001> HISTORY available
$ RUBY_DEBUG_IRB_CONSOLE=1 rails c
irb(main):001> HISTORY available (until `spring stop`)
$ spring stop
$ RUBY_DEBUG_IRB_CONSOLE=1 rails c
irb(main):001> HISTORY unavailable
$ rails c
irb(main):001> HISTORY unavailable (until `spring stop`)
$ spring stop
$ rails c
irb(main):001> HISTORY available

Result of irb_info

irb(main):001> irb_info
Ruby version: 3.3.1
IRB version: irb 1.13.2 (2024-06-15)
InputMethod: RelineInputMethod with Reline 0.5.9 and /Users/tomoya.ishida/.inputrc
Completion: Autocomplete, RegexpCompletor
RUBY_PLATFORM: arm64-darwin22
LANG env: ja_JP.UTF-8
East Asian Ambiguous Width: 1
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