Peoplealizing errors
On simplest case a test form efficiency genuine otherwise not the case depending on the if the the the view introduced. When it comes to a deep failing try, yup usually throw a ValidationError along with your (or perhaps the standard) content for which take to. ValidationErrors also contain a amount of other metadata about the attempt, together with it’s identity, exactly what targetions (if any) it absolutely was titled which have, in addition to way to the Femme Afrique du Sud brand new faltering job when it comes to an effective nested validation.
const purchase = object( no: number().expected(). sku: sequence().test( name: 'is-sku', skipAbsent: true, test(really worth, ctx) if (!value.startsWith('s-')) return ctx.createError( message: 'SKU forgotten correct prefix' >) > if (!value.endsWith('-42a')) return ctx.createError( message: 'SKU shed right suffix' >) > if (value.duration step one0) return ctx.createError( message: 'SKU is not the best length' >) > return true > >) >) order.examine( no: 1234, sku: 's-1a45-14a' >)
Composition and you can Reuse
Outline is immutable, for every means call efficiency a different sort of outline object. Recycle and violation them around without anxiety about mutating a different instance.
const recommendedString = string().optional(); const discussedString = optionalString.defined(); const value = vague; optionalString.isValid(value); // genuine definedString.isValid(value); // not true
TypeScript integration
transfer * as yup of 'yup'; const personSchema = yup.object( firstName: yup.string().defined(), nickname: yup.string().default('').nullable(), sex: yup . Read more
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