ruby NoMethodErrorから无理やりメソッドを呼び出す

Posted 2021-05-16

def hello name
  n = name.join(' ')
  puts "Hello, #{n}"
end


begin
  Hello_John_Smith()
rescue NoMethodError => e
  name = e.name.to_s.split('_')
  method_name = name.shift.downcase
  method(method_name).call(name)
end