mirror of
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141 lines
2.5 KiB
JavaScript
Vendored
141 lines
2.5 KiB
JavaScript
Vendored
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export default class Errors {
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/**
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* Create a new error bag instance.
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*/
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constructor () {
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this.errors = {}
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}
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/**
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* Set the errors object or field error messages.
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*
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* @param {Object|String} field
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* @param {Array|String|undefined} messages
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*/
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set (field, messages) {
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if (typeof field === 'object') {
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this.errors = field
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} else {
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this.set({ ...this.errors, [field]: arrayWrap(messages) })
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}
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}
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/**
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* Get all the errors.
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*
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* @return {Object}
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*/
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all () {
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return this.errors
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}
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/**
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* Determine if there is an error for the given field.
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*
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* @param {String} field
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* @return {Boolean}
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*/
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has (field) {
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return this.errors.hasOwnProperty(field)
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}
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/**
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* Determine if there are any errors for the given fields.
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*
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* @param {...String} fields
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* @return {Boolean}
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*/
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hasAny (...fields) {
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return fields.some(field => this.has(field))
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}
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/**
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* Determine if there are any errors.
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*
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* @return {Boolean}
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*/
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any () {
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return Object.keys(this.errors).length > 0
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}
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/**
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* Get the first error message for the given field.
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*
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* @param String} field
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* @return {String|undefined}
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*/
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get (field) {
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if (this.has(field)) {
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return this.getAll(field)[0]
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}
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}
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/**
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* Get all the error messages for the given field.
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*
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* @param {String} field
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* @return {Array}
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*/
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getAll (field) {
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return arrayWrap(this.errors[field] || [])
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}
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/**
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* Get the error message for the given fields.
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*
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* @param {...String} fields
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* @return {Array}
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*/
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only (...fields) {
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const messages = []
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fields.forEach(field => {
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const message = this.get(field)
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if (message) {
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messages.push(message)
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}
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})
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return messages
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}
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/**
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* Get all the errors in a flat array.
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*
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* @return {Array}
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*/
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flatten () {
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return Object.values(this.errors).reduce((a, b) => a.concat(b), [])
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}
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/**
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* Clear one or all error fields.
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*
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* @param {String|undefined} field
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*/
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clear (field) {
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const errors = {}
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if (field) {
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Object.keys(this.errors).forEach(key => {
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if (key !== field) {
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errors[key] = this.errors[key]
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}
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})
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}
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this.set(errors)
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}
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}
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/**
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* If the given value is not an array, wrap it in one.
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*
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* @param {Any} value
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* @return {Array}
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*/
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function arrayWrap (value) {
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return Array.isArray(value) ? value : [value]
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} |