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[ruby/irb] Rescue from exceptions raised by #name

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(https://github.com/ruby/irb/pull/899)

* Rescue from exceptions raised by #name

Irb might terminate if the class overwrites `name` and raise errors. This commit rescue irb from termination.

* fix for other unknown patterns

https://github.com/ruby/irb/commit/35b87cf893
This commit is contained in:
Go 2024-03-15 00:40:59 +09:00 committed by git
parent 3822ca9884
commit d10afe0357
1 changed files with 2 additions and 2 deletions
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4
lib/irb/completion.rb
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@ -388,7 +388,7 @@ module IRB
if doc_namespace if doc_namespace
rec_class = rec.is_a?(Module) ? rec : rec.class rec_class = rec.is_a?(Module) ? rec : rec.class
"#{rec_class.name}#{sep}#{candidates.find{ |i| i == message }}" "#{rec_class.name}#{sep}#{candidates.find{ |i| i == message }}" rescue nil
else else
select_message(receiver, message, candidates, sep) select_message(receiver, message, candidates, sep)
end end
@ -418,7 +418,7 @@ module IRB
vars = (bind.local_variables | bind.eval_instance_variables).collect{|m| m.to_s} vars = (bind.local_variables | bind.eval_instance_variables).collect{|m| m.to_s}
perfect_match_var = vars.find{|m| m.to_s == input} perfect_match_var = vars.find{|m| m.to_s == input}
if perfect_match_var if perfect_match_var
eval("#{perfect_match_var}.class.name", bind) eval("#{perfect_match_var}.class.name", bind) rescue nil
else else
candidates = (bind.eval_methods | bind.eval_private_methods | bind.local_variables | bind.eval_instance_variables | bind.eval_class_constants).collect{|m| m.to_s} candidates = (bind.eval_methods | bind.eval_private_methods | bind.local_variables | bind.eval_instance_variables | bind.eval_class_constants).collect{|m| m.to_s}
candidates |= ReservedWords candidates |= ReservedWords