31 lines
500 B
Go
31 lines
500 B
Go
package upnp
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import "fmt"
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func valuesToNumericOperands(t StateVarType, a interface{}, b interface{}) (float64, float64, error) {
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var err error
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if !t.IsNumeric() {
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return 0, 0, fmt.Errorf("type %v is not numeric", t)
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}
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a, err = t.Cast(a)
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if err != nil {
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return 0, 0, err
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}
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b, err = t.Cast(b)
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if err != nil {
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return 0, 0, err
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}
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af, err := toFloat(a, 64)
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if err != nil {
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return 0, 0, err
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}
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bf, err := toFloat(b, 64)
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if err != nil {
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return 0, 0, err
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}
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return af, bf, nil
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}
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