Nuxt/lib/app/router.js

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import Vue from 'vue'
import Router from 'vue-router'
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<% function recursiveRoutes(routes, tab, components) {
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let res = ''
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routes.forEach((route, i) => {
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route._name = '_' + hash(route.component)
components.push({ _name: route._name, component: route.component, name: route.name, chunkName: route.chunkName })
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res += tab + '{\n'
res += tab + '\tpath: ' + JSON.stringify(route.path) + ',\n'
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res += tab + '\tcomponent: ' + (splitPages ? route._name : `() => ${route._name}.default || ${route._name}`)
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res += (route.name) ? ',\n\t' + tab + 'name: ' + JSON.stringify(route.name) : ''
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res += (route.children) ? ',\n\t' + tab + 'children: [\n' + recursiveRoutes(routes[i].children, tab + '\t\t', components) + '\n\t' + tab + ']' : ''
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res += '\n' + tab + '}' + (i + 1 === routes.length ? '' : ',\n')
})
return res
}
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const _components = []
const _routes = recursiveRoutes(router.routes, '\t\t', _components)
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%><%= uniqBy(_components, '_name').map((route) => {
const path = relativeToBuild(route.component)
const chunkName = wChunk(route.chunkName)
const name = route._name
if (splitPages) {
return `const ${name} = () => import('${path}' /* webpackChunkName: "${chunkName}" */).then(m => m.default || m)`
} else {
return `import ${name} from '${path}'`
}
}).join('\n')%>
Vue.use(Router)
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<% if (router.scrollBehavior) { %>
const scrollBehavior = <%= serialize(router.scrollBehavior).replace('scrollBehavior(', 'function(').replace('function function', 'function') %>
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<% } else { %>
if (process.client) {
window.history.scrollRestoration = 'manual'
}
const scrollBehavior = function (to, from, savedPosition) {
// if the returned position is falsy or an empty object,
// will retain current scroll position.
let position = false
// if no children detected
if (to.matched.length < 2) {
// scroll to the top of the page
position = { x: 0, y: 0 }
} else if (to.matched.some((r) => r.components.default.options.scrollToTop)) {
// if one of the children has scrollToTop option set to true
position = { x: 0, y: 0 }
}
// savedPosition is only available for popstate navigations (back button)
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if (savedPosition) {
position = savedPosition
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}
return new Promise(resolve => {
// wait for the out transition to complete (if necessary)
window.$nuxt.$once('triggerScroll', () => {
// coords will be used if no selector is provided,
// or if the selector didn't match any element.
if (to.hash) {
let hash = to.hash
// CSS.escape() is not supported with IE and Edge.
if (typeof window.CSS !== 'undefined' && typeof window.CSS.escape !== 'undefined') {
hash = '#' + window.CSS.escape(hash.substr(1))
}
try {
if (document.querySelector(hash)) {
// scroll to anchor by returning the selector
position = { selector: hash }
}
} catch (e) {
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console.warn('Failed to save scroll position. Please add CSS.escape() polyfill (https://github.com/mathiasbynens/CSS.escape).')
}
}
resolve(position)
})
})
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}
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<% } %>
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export function createRouter () {
return new Router({
mode: '<%= router.mode %>',
base: '<%= router.base %>',
linkActiveClass: '<%= router.linkActiveClass %>',
linkExactActiveClass: '<%= router.linkExactActiveClass %>',
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scrollBehavior,
routes: [
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<%= _routes %>
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],
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<% if (router.parseQuery) { %>parseQuery: <%= serialize(router.parseQuery).replace('parseQuery(', 'function(') %>,<% } %>
<% if (router.stringifyQuery) { %>stringifyQuery: <%= serialize(router.stringifyQuery).replace('stringifyQuery(', 'function(') %>,<% } %>
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fallback: <%= router.fallback %>
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})
}