Nuxt/lib/app/utils.js

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'use strict'
export function getMatchedComponents (route) {
return [].concat.apply([], route.matched.map(function (m) {
return Object.keys(m.components).map(function (key) {
return m.components[key]
})
}))
}
export function flatMapComponents (route, fn) {
return Array.prototype.concat.apply([], route.matched.map(function (m, index) {
return Object.keys(m.components).map(function (key) {
return fn(m.components[key], m.instances[key], m, key, index)
})
}))
}
export function getContext (context) {
let ctx = {
isServer: !!context.isServer,
isClient: !!context.isClient,
isDev: <%= isDev %>,
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<%= (store ? 'store: context.store,' : '') %>
route: (context.to ? context.to : context.route),
error: context.error
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}
ctx.params = ctx.route.params || {}
ctx.query = ctx.route.query || {}
ctx.redirect = function (status, path, query) {
if (!status) return
// if only 1 or 2 arguments: redirect('/') or redirect('/', { foo: 'bar' })
if (typeof status === 'string' && (typeof path === 'undefined' || typeof path === 'object')) {
query = path || {}
path = status
status = 302
}
context.next({
path: path,
query: query,
status: status
})
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}
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if (context.req) ctx.req = context.req
if (context.res) ctx.res = context.res
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return ctx
}
export function promisify (fn, context) {
let promise
if (fn.length === 2) {
// fn(context, callback)
promise = new Promise((resolve) => {
fn(getContext(context), function (err, data) {
if (err) {
context.error(err)
}
data = data || {}
resolve(data)
})
})
} else {
promise = fn(getContext(context))
}
if (!(promise instanceof Promise)) {
promise = Promise.resolve(promise)
}
return promise
}
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// Imported from vue-router
export function getLocation (base) {
var path = window.location.pathname
if (base && path.indexOf(base) === 0) {
path = path.slice(base.length)
}
return (path || '/') + window.location.search + window.location.hash
}
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export function urlJoin () {
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return [].slice.call(arguments).join('/').replace(/\/+/g, '/')
}