forked from MapComplete/MapComplete
29 lines
857 B
TypeScript
29 lines
857 B
TypeScript
import { Translation } from "../../i18n/Translation"
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import Translations from "../../i18n/Translations"
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import { Validator } from "../Validator"
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export default class IntValidator extends Validator {
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constructor(name?: string, explanation?: string) {
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super(
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name ?? "int",
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explanation ?? "A whole number, either positive, negative or zero",
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"numeric"
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)
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}
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isValid(str): boolean {
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str = "" + str
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return str !== undefined && str.indexOf(".") < 0 && !isNaN(Number(str))
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}
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getFeedback(s: string): Translation {
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const n = Number(s)
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if (isNaN(n)) {
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return Translations.t.validation.nat.notANumber
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}
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if (Math.floor(n) !== n) {
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return Translations.t.validation.nat.mustBeWhole
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}
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return undefined
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}
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}
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