41 lines
645 B
Go
41 lines
645 B
Go
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package vote
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import (
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"fmt"
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"strings"
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)
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type Choice int8
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func (choice Choice) String() string {
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switch choice {
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case Yes:
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return "YIP"
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case No:
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return "NOPE"
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case Abstain:
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return "DUNNO"
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default:
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panic("this code should never be reached")
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}
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}
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const (
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Abstain Choice = 0
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Yes Choice = 1
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No Choice = -1
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)
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func ValidChoices() []Choice {
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return []Choice{Yes, No, Abstain}
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}
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func ChoiceFromString(s string) (Choice, error) {
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for _, c := range ValidChoices() {
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if strings.ToUpper(c.String()) == strings.ToUpper(s) {
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return c, nil
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}
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}
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return Abstain, fmt.Errorf("invalid choice: %s", s)
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}
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