// When changing thing, also edit router.d.ts
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export const NavigationFailureType = {
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redirected: 2,
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aborted: 4,
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cancelled: 8,
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duplicated: 16
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}
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export function createNavigationRedirectedError (from, to) {
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return createRouterError(
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from,
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to,
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NavigationFailureType.redirected,
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`Redirected when going from "${from.fullPath}" to "${stringifyRoute(
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to
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)}" via a navigation guard.`
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)
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}
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export function createNavigationDuplicatedError (from, to) {
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const error = createRouterError(
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from,
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to,
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NavigationFailureType.duplicated,
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`Avoided redundant navigation to current location: "${from.fullPath}".`
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)
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// backwards compatible with the first introduction of Errors
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error.name = 'NavigationDuplicated'
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return error
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}
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export function createNavigationCancelledError (from, to) {
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return createRouterError(
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from,
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to,
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NavigationFailureType.cancelled,
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`Navigation cancelled from "${from.fullPath}" to "${
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to.fullPath
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}" with a new navigation.`
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)
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}
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export function createNavigationAbortedError (from, to) {
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return createRouterError(
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from,
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to,
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NavigationFailureType.aborted,
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`Navigation aborted from "${from.fullPath}" to "${
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to.fullPath
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}" via a navigation guard.`
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)
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}
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function createRouterError (from, to, type, message) {
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const error = new Error(message)
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error._isRouter = true
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error.from = from
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error.to = to
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error.type = type
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return error
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}
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const propertiesToLog = ['params', 'query', 'hash']
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function stringifyRoute (to) {
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if (typeof to === 'string') return to
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if ('path' in to) return to.path
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const location = {}
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propertiesToLog.forEach(key => {
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if (key in to) location[key] = to[key]
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})
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return JSON.stringify(location, null, 2)
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}
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export function isError (err) {
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return Object.prototype.toString.call(err).indexOf('Error') > -1
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}
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export function isNavigationFailure (err, errorType) {
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return (
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isError(err) &&
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err._isRouter &&
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(errorType == null || err.type === errorType)
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)
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}
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