import * as util from '../util';
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/**
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* Rule for validating required fields.
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*
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* @param rule The validation rule.
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* @param value The value of the field on the source object.
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* @param source The source object being validated.
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* @param errors An array of errors that this rule may add
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* validation errors to.
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* @param options The validation options.
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* @param options.messages The validation messages.
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*/
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function required(rule, value, source, errors, options, type) {
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if (rule.required && (!source.hasOwnProperty(rule.field) || util.isEmptyValue(value, type || rule.type))) {
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errors.push(util.format(options.messages.required, rule.fullField));
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}
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}
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export default required;
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