Bug #15515 » 0001-ostruct.rb-refine-arity-failure-message.patch
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len = args.length
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if mname = mid[/.*(?==\z)/m]
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if len != 1
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raise ArgumentError, "wrong number of arguments (#{len} for 1)", caller(1)
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raise ArgumentError, "wrong number of arguments (given #{len}, expected 1)", caller(1)
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end
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modifiable?[new_ostruct_member!(mname)] = args[0]
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elsif len == 0 # and /\A[a-z_]\w*\z/ =~ mid #
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if @table.key?(mid)
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new_ostruct_member!(mid) unless frozen?
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@table[mid]
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elsif @table.key?(mid)
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if len != 0
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raise ArgumentError, "wrong number of arguments (given #{len}, expected 0)"
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end
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new_ostruct_member!(mid) unless frozen?
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@table[mid]
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else
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begin
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super
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