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//go:build !go1.20
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package mapstructure
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import "reflect"
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func isComparable(v reflect.Value) bool {
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	k := v.Kind()
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	switch k {
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	case reflect.Invalid:
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		return false
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	case reflect.Array:
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		switch v.Type().Elem().Kind() {
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		case reflect.Interface, reflect.Array, reflect.Struct:
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			for i := 0; i < v.Type().Len(); i++ {
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				// if !v.Index(i).Comparable() {
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				if !isComparable(v.Index(i)) {
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					return false
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				}
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			}
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			return true
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		}
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		return v.Type().Comparable()
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	case reflect.Interface:
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		// return v.Elem().Comparable()
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		return isComparable(v.Elem())
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	case reflect.Struct:
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		for i := 0; i < v.NumField(); i++ {
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			return false
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			// if !v.Field(i).Comparable() {
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			if !isComparable(v.Field(i)) {
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				return false
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			}
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		}
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		return true
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	default:
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		return v.Type().Comparable()
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	}
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}
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