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keksAccountGUI/node_modulesOLD/vue-router/src/create-route-map.js
2019-08-11 20:48:02 +02:00

171 lines
4.7 KiB
JavaScript

/* @flow */
import Regexp from 'path-to-regexp'
import { cleanPath } from './util/path'
import { assert, warn } from './util/warn'
export function createRouteMap (
routes: Array<RouteConfig>,
oldPathList?: Array<string>,
oldPathMap?: Dictionary<RouteRecord>,
oldNameMap?: Dictionary<RouteRecord>
): {
pathList: Array<string>;
pathMap: Dictionary<RouteRecord>;
nameMap: Dictionary<RouteRecord>;
} {
// the path list is used to control path matching priority
const pathList: Array<string> = oldPathList || []
// $flow-disable-line
const pathMap: Dictionary<RouteRecord> = oldPathMap || Object.create(null)
// $flow-disable-line
const nameMap: Dictionary<RouteRecord> = oldNameMap || Object.create(null)
routes.forEach(route => {
addRouteRecord(pathList, pathMap, nameMap, route)
})
// ensure wildcard routes are always at the end
for (let i = 0, l = pathList.length; i < l; i++) {
if (pathList[i] === '*') {
pathList.push(pathList.splice(i, 1)[0])
l--
i--
}
}
return {
pathList,
pathMap,
nameMap
}
}
function addRouteRecord (
pathList: Array<string>,
pathMap: Dictionary<RouteRecord>,
nameMap: Dictionary<RouteRecord>,
route: RouteConfig,
parent?: RouteRecord,
matchAs?: string
) {
const { path, name } = route
if (process.env.NODE_ENV !== 'production') {
assert(path != null, `"path" is required in a route configuration.`)
assert(
typeof route.component !== 'string',
`route config "component" for path: ${String(path || name)} cannot be a ` +
`string id. Use an actual component instead.`
)
}
const pathToRegexpOptions: PathToRegexpOptions = route.pathToRegexpOptions || {}
const normalizedPath = normalizePath(
path,
parent,
pathToRegexpOptions.strict
)
if (typeof route.caseSensitive === 'boolean') {
pathToRegexpOptions.sensitive = route.caseSensitive
}
const record: RouteRecord = {
path: normalizedPath,
regex: compileRouteRegex(normalizedPath, pathToRegexpOptions),
components: route.components || { default: route.component },
instances: {},
name,
parent,
matchAs,
redirect: route.redirect,
beforeEnter: route.beforeEnter,
meta: route.meta || {},
props: route.props == null
? {}
: route.components
? route.props
: { default: route.props }
}
if (route.children) {
// Warn if route is named, does not redirect and has a default child route.
// If users navigate to this route by name, the default child will
// not be rendered (GH Issue #629)
if (process.env.NODE_ENV !== 'production') {
if (route.name && !route.redirect && route.children.some(child => /^\/?$/.test(child.path))) {
warn(
false,
`Named Route '${route.name}' has a default child route. ` +
`When navigating to this named route (:to="{name: '${route.name}'"), ` +
`the default child route will not be rendered. Remove the name from ` +
`this route and use the name of the default child route for named ` +
`links instead.`
)
}
}
route.children.forEach(child => {
const childMatchAs = matchAs
? cleanPath(`${matchAs}/${child.path}`)
: undefined
addRouteRecord(pathList, pathMap, nameMap, child, record, childMatchAs)
})
}
if (route.alias !== undefined) {
const aliases = Array.isArray(route.alias)
? route.alias
: [route.alias]
aliases.forEach(alias => {
const aliasRoute = {
path: alias,
children: route.children
}
addRouteRecord(
pathList,
pathMap,
nameMap,
aliasRoute,
parent,
record.path || '/' // matchAs
)
})
}
if (!pathMap[record.path]) {
pathList.push(record.path)
pathMap[record.path] = record
}
if (name) {
if (!nameMap[name]) {
nameMap[name] = record
} else if (process.env.NODE_ENV !== 'production' && !matchAs) {
warn(
false,
`Duplicate named routes definition: ` +
`{ name: "${name}", path: "${record.path}" }`
)
}
}
}
function compileRouteRegex (path: string, pathToRegexpOptions: PathToRegexpOptions): RouteRegExp {
const regex = Regexp(path, [], pathToRegexpOptions)
if (process.env.NODE_ENV !== 'production') {
const keys: any = Object.create(null)
regex.keys.forEach(key => {
warn(!keys[key.name], `Duplicate param keys in route with path: "${path}"`)
keys[key.name] = true
})
}
return regex
}
function normalizePath (path: string, parent?: RouteRecord, strict?: boolean): string {
if (!strict) path = path.replace(/\/$/, '')
if (path[0] === '/') return path
if (parent == null) return path
return cleanPath(`${parent.path}/${path}`)
}