36 lines
801 B
TypeScript
36 lines
801 B
TypeScript
import { Result } from "../domain/Result.js"
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export type Validator<T extends Object> = {
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field: keyof T,
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errorMsg: string,
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validationFunc: (obj: T) => boolean
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}
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/**
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* Ejecuta una lista de validadores en orden, si alguno
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* falla devuelve un Error
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*/
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export class BodyValidator<T extends Object> {
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validatorList: Validator<T>[] = []
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constructor(
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validators: Validator<T>[]
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) {
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this.validatorList = validators
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}
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public validate(obj: T): Result<{ msg: string, field: string }, boolean> {
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for (const validator of this.validatorList) {
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if (validator.validationFunc(obj) == false)
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return {
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error: {
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msg: validator.errorMsg,
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field: String(validator.field)
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}
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}
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}
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return {
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data: true
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};
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}
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}
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