Feature #10059 » using_define_method_for_Scalar_arithmetic.patch
| lib/matrix.rb | ||
|---|---|---|
| 1457 | 1457 |
end |
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# ARITHMETIC |
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def +(other) |
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case other |
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when Numeric |
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Scalar.new(@value + other) |
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when Vector, Matrix |
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Scalar.Raise ErrOperationNotDefined, "+", @value.class, other.class |
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else |
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apply_through_coercion(other, __method__) |
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end |
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end |
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def -(other) |
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case other |
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when Numeric |
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Scalar.new(@value - other) |
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when Vector, Matrix |
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Scalar.Raise ErrOperationNotDefined, "-", @value.class, other.class |
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else |
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apply_through_coercion(other, __method__) |
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%i(+ -).each do |op| |
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define_method(op) do |other| |
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case other |
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when Numeric |
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Scalar.new(@value.send(op, other)) |
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when Vector, Matrix |
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Scalar.Raise ErrOperationNotDefined, op, @value.class, other.class |
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else |
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apply_through_coercion(other, op) |
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end |
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| 1479 | 1470 |
end |
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end |
| 1481 | 1472 | |