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begin-end.rb
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begin-end.rb
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# def foo(a = true)
# if a
# p "puts when a is true"
# return "a is true, return !!"
# else
# raise
# end
# rescue RuntimeError => e
# p "catched error in rescue block"
# "rescue return !!"
# ensure
# p "ensure block come in"
# "ensure return"
# end
# p foo
# "puts when a is true"
# "ensure block come in"
# "a is true, return !!" <= return value from #foo
# p foo(false)
# "catched error in rescue block"
# "ensure block come in"
# "rescue return !!" <= return value from #foo
# =====NEXT QUESTION=====
def foo(a = true)
begin
if a
p "puts when a is true"
return "a is true, return!!"
else
raise
end
rescue StandardError => e
p "cached StandardError in rescue block"
"rescue return!!"
else
p "else block"
"else return!!"
ensure
p "ensure block"
"ensure return!!"
end
end
# p foo
# "puts when a is true"
# "else block"
# "ensure block"
# "else return!!" <= return value from #foo
p foo(false)
# "cached StandardError in rescue block"
# "ensure block"
# "rescue return!!" <= return value from #foo