21 lines
431 B
Go
21 lines
431 B
Go
package builtins
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import "monkey/object"
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// Abs ...
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func Abs(args ...object.Object) object.Object {
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if len(args) != 1 {
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return newError("wrong number of arguments. got=%d, want=1",
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len(args))
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}
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if i, ok := args[0].(*object.Integer); ok {
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value := i.Value
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if value < 0 {
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value = value * -1
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}
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return &object.Integer{Value: value}
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}
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return newError("argument to `abs` not supported, got %s", args[0].Type())
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}
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