30 lines
679 B
Go
30 lines
679 B
Go
package builtins
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import (
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"monkey/object"
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"sort"
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)
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// Min ...
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func Min(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 a, ok := args[0].(*object.Array); ok {
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// TODO: Make this more generic
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xs := make([]int, len(a.Elements))
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for n, e := range a.Elements {
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if i, ok := e.(*object.Integer); ok {
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xs = append(xs, int(i.Value))
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} else {
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return newError("item #%d not an `int` got=%s", n, e.Type())
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}
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}
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sort.Ints(xs)
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return &object.Integer{Value: int64(xs[0])}
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}
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return newError("argument #1 to `min` expected to be `array` got=%T", args[0].Type())
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}
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